./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/EvenOdd01-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/EvenOdd01-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2 --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 93e64a210ad8295ef3e6c8bf5a4996e01ec752ae44f5068490e5115d4dda29b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:09,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:10,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:40:10,023 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:10,024 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:10,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:10,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:10,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:10,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:10,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:10,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:10,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:10,060 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:10,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:10,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:10,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:10,062 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:10,062 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:10,063 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:10,063 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:10,064 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:10,071 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:10,072 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:10,072 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:10,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:10,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:10,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:10,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:10,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:10,075 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:10,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:10,076 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:10,076 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_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93e64a210ad8295ef3e6c8bf5a4996e01ec752ae44f5068490e5115d4dda29b5 [2023-11-21 18:40:10,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:10,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:10,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:10,358 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:10,358 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:10,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-numeric/EvenOdd01-2.c [2023-11-21 18:40:13,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:13,744 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:13,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/sv-benchmarks/c/termination-numeric/EvenOdd01-2.c [2023-11-21 18:40:13,751 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/data/1ba58d6a5/e25ff772c0c24d58be37155fede3f962/FLAG617ed640a [2023-11-21 18:40:13,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/data/1ba58d6a5/e25ff772c0c24d58be37155fede3f962 [2023-11-21 18:40:13,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:13,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:13,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:13,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:13,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:13,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:13,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20392451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13, skipping insertion in model container [2023-11-21 18:40:13,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:13,801 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:13,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:13,954 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:13,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:13,978 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:13,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13 WrapperNode [2023-11-21 18:40:13,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:13,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:13,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:13,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:13,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:13,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,006 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2023-11-21 18:40:14,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:14,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:14,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:14,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:14,015 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,016 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,022 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:14,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:14,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:14,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:14,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:13" (1/1) ... [2023-11-21 18:40:14,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:14,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:14,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:14,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd330829-d7d4-4bb6-98fd-d2c5a99bd7b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure isEven [2023-11-21 18:40:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure isEven [2023-11-21 18:40:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:40:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure isOdd [2023-11-21 18:40:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure isOdd [2023-11-21 18:40:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:14,161 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:14,163 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:14,312 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:14,349 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:14,349 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:40:14,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:14 BoogieIcfgContainer [2023-11-21 18:40:14,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:14,353 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:14,353 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:14,360 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:14,361 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:40:14,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:14,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-11-21 18:40:14,417 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-11-21 18:40:14,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:40:14,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:14,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:14,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:14,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 38 transitions. [2023-11-21 18:40:14,721 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-21 18:40:14,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:40:14,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:14,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:14,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:15,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 44 transitions. [2023-11-21 18:40:15,071 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2023-11-21 18:40:15,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:40:15,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:15,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:15,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 51 transitions. [2023-11-21 18:40:15,291 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2023-11-21 18:40:15,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:40:15,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:15,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:15,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 49 states and 58 transitions. [2023-11-21 18:40:15,603 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-21 18:40:15,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:15,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:15,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 63 transitions. [2023-11-21 18:40:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-21 18:40:15,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:15,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:16,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:16,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:16,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 48 transitions. [2023-11-21 18:40:16,281 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2023-11-21 18:40:16,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:40:16,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:16,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:16,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:16,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 54 transitions. [2023-11-21 18:40:16,765 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2023-11-21 18:40:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:16,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:16,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:16,948 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:17,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 60 transitions. [2023-11-21 18:40:17,196 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2023-11-21 18:40:17,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:40:17,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,439 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:17,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 60 states and 66 transitions. [2023-11-21 18:40:17,710 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 66 transitions. [2023-11-21 18:40:17,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:40:17,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,904 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:18,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:18,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 66 states and 72 transitions. [2023-11-21 18:40:18,218 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-11-21 18:40:18,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:40:18,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:18,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:18,416 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:18,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 78 transitions. [2023-11-21 18:40:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2023-11-21 18:40:18,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:40:18,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:18,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:19,028 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:19,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:19,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 78 states and 84 transitions. [2023-11-21 18:40:19,362 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2023-11-21 18:40:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:40:19,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:19,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:19,628 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:19,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:19,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 90 transitions. [2023-11-21 18:40:19,981 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 90 transitions. [2023-11-21 18:40:19,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:40:19,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:19,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:20,296 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:20,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:20,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 90 states and 96 transitions. [2023-11-21 18:40:20,697 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2023-11-21 18:40:20,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:40:20,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:20,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:21,004 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:21,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:21,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 96 states and 102 transitions. [2023-11-21 18:40:21,419 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2023-11-21 18:40:21,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:40:21,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:21,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 204 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:22,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:22,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 108 transitions. [2023-11-21 18:40:22,195 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2023-11-21 18:40:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:40:22,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:22,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:22,548 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:23,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 108 states and 114 transitions. [2023-11-21 18:40:23,005 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2023-11-21 18:40:23,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:40:23,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:23,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:23,407 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:23,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:23,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 114 states and 120 transitions. [2023-11-21 18:40:23,894 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 120 transitions. [2023-11-21 18:40:23,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:40:23,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:23,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:24,371 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 322 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:24,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:24,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 126 transitions. [2023-11-21 18:40:24,881 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 126 transitions. [2023-11-21 18:40:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:40:24,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:24,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:25,391 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 368 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:25,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:25,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 126 states and 132 transitions. [2023-11-21 18:40:25,945 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 132 transitions. [2023-11-21 18:40:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:40:25,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:25,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:26,484 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:27,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 132 states and 138 transitions. [2023-11-21 18:40:27,066 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2023-11-21 18:40:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-21 18:40:27,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:27,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:27,699 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:28,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:28,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 144 transitions. [2023-11-21 18:40:28,298 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2023-11-21 18:40:28,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:40:28,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:28,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:28,906 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:29,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:29,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 144 states and 150 transitions. [2023-11-21 18:40:29,531 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 150 transitions. [2023-11-21 18:40:29,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-21 18:40:29,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:29,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:30,183 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:30,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:30,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 150 states and 156 transitions. [2023-11-21 18:40:30,845 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 156 transitions. [2023-11-21 18:40:30,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-21 18:40:30,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:30,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:31,536 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:32,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:32,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 156 states and 162 transitions. [2023-11-21 18:40:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 162 transitions. [2023-11-21 18:40:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-21 18:40:32,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:32,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:32,929 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 0 proven. 704 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:33,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 162 states and 168 transitions. [2023-11-21 18:40:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 168 transitions. [2023-11-21 18:40:33,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-21 18:40:33,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:33,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:34,412 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:35,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 168 states and 174 transitions. [2023-11-21 18:40:35,070 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 174 transitions. [2023-11-21 18:40:35,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-21 18:40:35,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:35,980 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:36,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 174 states and 180 transitions. [2023-11-21 18:40:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 180 transitions. [2023-11-21 18:40:36,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-21 18:40:36,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:36,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:37,642 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:38,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:38,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 180 states and 186 transitions. [2023-11-21 18:40:38,359 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 186 transitions. [2023-11-21 18:40:38,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-21 18:40:38,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:38,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 988 backedges. 0 proven. 988 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 186 states and 192 transitions. [2023-11-21 18:40:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 192 transitions. [2023-11-21 18:40:40,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-21 18:40:40,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:40,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:41,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 0 proven. 1066 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:41,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 192 states and 198 transitions. [2023-11-21 18:40:41,778 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 198 transitions. [2023-11-21 18:40:41,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-21 18:40:41,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:41,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:41,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:42,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1148 backedges. 0 proven. 1148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:43,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:43,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 198 states and 204 transitions. [2023-11-21 18:40:43,515 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 204 transitions. [2023-11-21 18:40:43,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-21 18:40:43,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:43,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:44,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 0 proven. 1232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:45,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 204 states and 210 transitions. [2023-11-21 18:40:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 210 transitions. [2023-11-21 18:40:45,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-21 18:40:45,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:45,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:46,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 0 proven. 1320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:47,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:47,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 210 states and 216 transitions. [2023-11-21 18:40:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 216 transitions. [2023-11-21 18:40:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-21 18:40:47,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:47,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:48,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 0 proven. 1410 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 216 states and 222 transitions. [2023-11-21 18:40:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 222 transitions. [2023-11-21 18:40:49,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-21 18:40:49,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:49,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:50,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1504 backedges. 0 proven. 1504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:51,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:51,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 222 states and 228 transitions. [2023-11-21 18:40:51,295 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 228 transitions. [2023-11-21 18:40:51,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-21 18:40:51,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:51,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:52,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:53,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:53,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 228 states and 234 transitions. [2023-11-21 18:40:53,465 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 234 transitions. [2023-11-21 18:40:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-21 18:40:53,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:53,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1700 backedges. 0 proven. 1700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:55,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 234 states and 240 transitions. [2023-11-21 18:40:55,603 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 240 transitions. [2023-11-21 18:40:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-21 18:40:55,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:55,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1802 backedges. 0 proven. 1802 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:57,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:57,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 240 states and 246 transitions. [2023-11-21 18:40:57,569 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 246 transitions. [2023-11-21 18:40:57,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-21 18:40:57,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:57,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat