./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loops/nec40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/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_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/nec40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/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 32bit --witnessprinter.graph.data.programhash a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:30:32,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:30:32,590 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:30:32,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:30:32,602 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:30:32,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:30:32,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:30:32,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:30:32,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:30:32,632 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:30:32,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:30:32,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:30:32,634 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:30:32,634 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:30:32,635 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:30:32,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:30:32,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:30:32,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:30:32,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:30:32,638 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:30:32,639 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:30:32,640 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:30:32,640 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:30:32,641 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:30:32,642 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:30:32,642 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:30:32,643 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:30:32,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:30:32,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:32,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:30:32,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:30:32,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:30:32,647 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:30:32,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:30:32,648 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:30:32,648 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_fbd13bb2-b566-499d-90c3-36359ade9191/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 [2023-11-19 03:30:32,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:30:32,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:30:32,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:30:32,927 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:30:32,928 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:30:32,930 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loops/nec40.c [2023-11-19 03:30:36,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:30:36,366 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:30:36,367 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/sv-benchmarks/c/loops/nec40.c [2023-11-19 03:30:36,375 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/data/15e2944a5/88446b6b8ce64300873eacc42c17f1d0/FLAG6e6403e3c [2023-11-19 03:30:36,391 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/data/15e2944a5/88446b6b8ce64300873eacc42c17f1d0 [2023-11-19 03:30:36,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:30:36,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:30:36,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:36,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:30:36,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:30:36,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c783f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36, skipping insertion in model container [2023-11-19 03:30:36,406 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,427 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:30:36,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:36,612 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:30:36,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:36,687 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:30:36,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36 WrapperNode [2023-11-19 03:30:36,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:36,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:36,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:30:36,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:30:36,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,726 INFO L138 Inliner]: procedures = 13, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-11-19 03:30:36,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:36,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:30:36,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:30:36,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:30:36,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,754 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:30:36,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:30:36,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:30:36,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:30:36,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:36,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:30:36,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:30:36,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd13bb2-b566-499d-90c3-36359ade9191/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:30:36,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:30:36,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:30:36,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:30:36,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:30:36,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:30:36,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:30:36,918 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:30:36,920 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:30:37,072 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:30:37,131 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:30:37,132 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:30:37,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:37 BoogieIcfgContainer [2023-11-19 03:30:37,136 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:30:37,137 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:30:37,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:30:37,150 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:30:37,150 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:37" (1/1) ... [2023-11-19 03:30:37,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:30:37,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:37,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2023-11-19 03:30:37,237 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2023-11-19 03:30:37,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:30:37,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:37,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:37,542 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 03:30:37,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:37,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2023-11-19 03:30:37,613 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2023-11-19 03:30:37,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:30:37,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:37,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:37,748 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 03:30:37,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:37,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-11-19 03:30:37,769 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-11-19 03:30:37,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:30:37,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:37,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:37,921 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 03:30:38,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:38,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2023-11-19 03:30:38,066 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2023-11-19 03:30:38,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:30:38,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:38,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:38,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:38,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:38,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-19 03:30:38,447 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-19 03:30:38,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:30:38,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:38,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:38,669 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:38,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:38,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-19 03:30:38,738 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-19 03:30:38,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:30:38,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:38,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:38,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:39,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-19 03:30:39,029 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-19 03:30:39,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:30:39,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:39,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:39,223 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:39,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2023-11-19 03:30:39,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2023-11-19 03:30:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:30:39,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:39,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:39,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-11-19 03:30:39,754 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-11-19 03:30:39,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:30:39,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:39,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:39,987 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:40,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-11-19 03:30:40,188 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-19 03:30:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:30:40,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:40,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:40,481 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 03:30:40,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:40,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2023-11-19 03:30:40,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2023-11-19 03:30:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:30:40,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:40,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:40,992 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:41,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2023-11-19 03:30:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-19 03:30:41,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:30:41,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:41,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:41,548 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:41,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:41,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-19 03:30:41,814 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-19 03:30:41,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:30:41,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:41,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:42,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:42,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2023-11-19 03:30:42,400 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-11-19 03:30:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:30:42,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:42,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:42,720 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:43,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:43,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2023-11-19 03:30:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2023-11-19 03:30:43,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:30:43,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:43,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:43,431 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:43,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:43,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2023-11-19 03:30:43,763 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2023-11-19 03:30:43,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:30:43,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:43,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:44,256 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:44,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2023-11-19 03:30:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2023-11-19 03:30:44,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:30:44,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:44,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:45,089 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:45,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 64 states and 78 transitions. [2023-11-19 03:30:45,444 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2023-11-19 03:30:45,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:30:45,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:45,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:45,912 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:46,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:46,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 68 states and 83 transitions. [2023-11-19 03:30:46,302 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 83 transitions. [2023-11-19 03:30:46,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:30:46,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:46,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:46,879 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:47,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:47,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2023-11-19 03:30:47,287 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2023-11-19 03:30:47,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:30:47,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:47,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:47,877 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 544 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:48,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:48,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2023-11-19 03:30:48,336 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2023-11-19 03:30:48,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:30:48,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:48,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:48,943 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 612 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:49,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:49,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 80 states and 98 transitions. [2023-11-19 03:30:49,446 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 98 transitions. [2023-11-19 03:30:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:30:49,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:49,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 684 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:50,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:50,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 103 transitions. [2023-11-19 03:30:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2023-11-19 03:30:50,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:30:50,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:50,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:51,294 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 760 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:51,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 88 states and 108 transitions. [2023-11-19 03:30:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 108 transitions. [2023-11-19 03:30:51,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 03:30:51,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:51,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:52,540 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:53,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:53,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 92 states and 113 transitions. [2023-11-19 03:30:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 113 transitions. [2023-11-19 03:30:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 03:30:53,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:53,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:53,778 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 924 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:54,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:54,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 96 states and 118 transitions. [2023-11-19 03:30:54,342 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 118 transitions. [2023-11-19 03:30:54,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:30:54,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:54,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:54,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:55,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 1012 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 100 states and 123 transitions. [2023-11-19 03:30:55,671 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2023-11-19 03:30:55,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 03:30:55,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:55,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:56,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 1104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:57,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:57,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 104 states and 128 transitions. [2023-11-19 03:30:57,199 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 128 transitions. [2023-11-19 03:30:57,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:30:57,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:57,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 1200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:58,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:58,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 108 states and 133 transitions. [2023-11-19 03:30:58,729 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 133 transitions. [2023-11-19 03:30:58,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 03:30:58,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:58,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 1300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:00,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:00,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 112 states and 138 transitions. [2023-11-19 03:31:00,398 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 138 transitions. [2023-11-19 03:31:00,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 03:31:00,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:00,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 1404 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:02,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 116 states and 143 transitions. [2023-11-19 03:31:02,281 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 143 transitions. [2023-11-19 03:31:02,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-19 03:31:02,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:03,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 1512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:04,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:04,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 120 states and 148 transitions. [2023-11-19 03:31:04,158 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 148 transitions. [2023-11-19 03:31:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 03:31:04,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:04,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 1624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:05,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:05,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 124 states and 153 transitions. [2023-11-19 03:31:05,943 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2023-11-19 03:31:05,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 03:31:05,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:05,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:07,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 1740 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:07,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:07,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 128 states and 158 transitions. [2023-11-19 03:31:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 158 transitions. [2023-11-19 03:31:07,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-19 03:31:07,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:07,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:09,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 1860 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:09,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 132 states and 163 transitions. [2023-11-19 03:31:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 163 transitions. [2023-11-19 03:31:09,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:31:09,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:09,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 1984 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:11,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:11,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 136 states and 168 transitions. [2023-11-19 03:31:11,656 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 168 transitions. [2023-11-19 03:31:11,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 03:31:11,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:11,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:12,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 2112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:13,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 140 states and 173 transitions. [2023-11-19 03:31:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 173 transitions. [2023-11-19 03:31:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 03:31:13,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:13,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:14,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 2244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 144 states and 178 transitions. [2023-11-19 03:31:15,709 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 178 transitions. [2023-11-19 03:31:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 03:31:15,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 2380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.