./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-15/array13_alloca.i --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_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/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_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-15/array13_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/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_643632d7-a9f4-452f-9e67-25b03b5d4503/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 bcb4bc0abad87560c498c61782d3ccf631503b41762d0db8553a6c831cbdcaff --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:28,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:28,496 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:40:28,501 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:28,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:28,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:28,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:28,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:28,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:28,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:28,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:28,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:28,531 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:28,532 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:28,532 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:28,533 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:28,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:28,534 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:28,535 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:28,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:28,536 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:28,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:28,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:28,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:28,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:28,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:28,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:28,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:28,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:28,542 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:28,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:28,543 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:28,543 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_643632d7-a9f4-452f-9e67-25b03b5d4503/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcb4bc0abad87560c498c61782d3ccf631503b41762d0db8553a6c831cbdcaff [2023-11-21 18:40:28,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:28,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:28,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:28,883 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:28,884 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:28,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-15/array13_alloca.i [2023-11-21 18:40:32,128 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:32,400 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:32,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/sv-benchmarks/c/termination-15/array13_alloca.i [2023-11-21 18:40:32,416 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/data/169fb3203/b32caeb876f74b249232eb031b7c1f8c/FLAG4d694f100 [2023-11-21 18:40:32,430 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/data/169fb3203/b32caeb876f74b249232eb031b7c1f8c [2023-11-21 18:40:32,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:32,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:32,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:32,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:32,440 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:32,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:32,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766583b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32, skipping insertion in model container [2023-11-21 18:40:32,443 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:32,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:32,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:32,819 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:32,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:32,940 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:32,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32 WrapperNode [2023-11-21 18:40:32,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:32,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:32,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:32,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:32,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:32,976 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,007 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2023-11-21 18:40:33,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:33,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:33,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:33,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:33,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:33,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:33,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:33,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:33,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:32" (1/1) ... [2023-11-21 18:40:33,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:33,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:33,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:33,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643632d7-a9f4-452f-9e67-25b03b5d4503/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:33,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:40:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:40:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:33,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:33,259 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:33,262 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:33,435 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:33,505 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:33,505 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:40:33,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:33 BoogieIcfgContainer [2023-11-21 18:40:33,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:33,508 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:33,508 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:33,520 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:33,520 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:33" (1/1) ... [2023-11-21 18:40:33,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:40:33,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:33,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-21 18:40:33,585 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-21 18:40:33,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:40:33,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:33,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:33,904 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 18:40:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-21 18:40:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-21 18:40:33,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:40:33,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:33,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:34,144 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 18:40:34,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:34,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-21 18:40:34,167 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-21 18:40:34,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:40:34,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:34,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:34,278 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 18:40:34,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:34,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2023-11-21 18:40:34,381 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-21 18:40:34,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:40:34,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:34,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:34,494 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 18:40:34,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-11-21 18:40:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-21 18:40:34,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:40:34,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:34,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:34,577 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 18:40:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:34,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2023-11-21 18:40:34,597 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-11-21 18:40:34,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:40:34,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:34,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:34,652 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 18:40:34,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:34,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-21 18:40:34,679 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-21 18:40:34,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:40:34,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:34,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:34,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:34,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2023-11-21 18:40:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2023-11-21 18:40:35,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:40:35,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:35,233 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:35,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2023-11-21 18:40:35,438 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2023-11-21 18:40:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:40:35,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:35,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:35,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2023-11-21 18:40:35,633 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2023-11-21 18:40:35,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:40:35,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:35,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2023-11-21 18:40:35,823 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2023-11-21 18:40:35,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:40:35,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:35,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:36,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:36,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2023-11-21 18:40:36,022 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2023-11-21 18:40:36,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:40:36,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:36,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:36,186 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:36,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-11-21 18:40:36,225 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-11-21 18:40:36,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:40:36,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:36,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:36,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:36,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:36,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2023-11-21 18:40:36,431 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2023-11-21 18:40:36,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:40:36,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:36,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:36,571 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:36,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:36,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-21 18:40:36,782 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-21 18:40:36,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:40:36,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:36,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:36,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:37,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2023-11-21 18:40:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2023-11-21 18:40:37,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:40:37,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:37,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:37,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:37,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-21 18:40:37,533 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-21 18:40:37,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:40:37,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:37,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:37,727 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:38,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:38,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2023-11-21 18:40:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2023-11-21 18:40:38,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:40:38,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:38,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2023-11-21 18:40:38,503 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2023-11-21 18:40:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:38,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:38,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2023-11-21 18:40:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2023-11-21 18:40:39,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:39,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:39,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:39,739 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:40,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2023-11-21 18:40:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2023-11-21 18:40:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:40,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:40,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:40,470 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:42,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:42,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 62 states and 105 transitions. [2023-11-21 18:40:42,380 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 105 transitions. [2023-11-21 18:40:42,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:40:42,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:42,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:42,699 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:43,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 65 states and 112 transitions. [2023-11-21 18:40:43,103 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 112 transitions. [2023-11-21 18:40:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:40:43,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:43,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:43,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:44,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 69 states and 117 transitions. [2023-11-21 18:40:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2023-11-21 18:40:44,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:40:44,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:44,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:44,171 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:44,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 71 states and 120 transitions. [2023-11-21 18:40:44,419 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2023-11-21 18:40:44,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:40:44,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:44,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:45,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 74 states and 127 transitions. [2023-11-21 18:40:45,246 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 127 transitions. [2023-11-21 18:40:45,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:40:45,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:45,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:45,494 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:46,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2023-11-21 18:40:46,277 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2023-11-21 18:40:46,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:40:46,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:46,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:46,472 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:40:46,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:46,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 80 states and 136 transitions. [2023-11-21 18:40:46,734 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 136 transitions. [2023-11-21 18:40:46,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:40:46,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:46,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:47,131 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:47,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:47,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 83 states and 143 transitions. [2023-11-21 18:40:47,662 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 143 transitions. [2023-11-21 18:40:47,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:40:47,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:47,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:48,178 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 22 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 95 states and 168 transitions. [2023-11-21 18:40:51,122 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 168 transitions. [2023-11-21 18:40:51,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:40:51,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:51,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:51,585 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:52,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:52,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 98 states and 176 transitions. [2023-11-21 18:40:52,189 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 176 transitions. [2023-11-21 18:40:52,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:40:52,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:52,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:52,533 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:40:53,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:53,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 102 states and 182 transitions. [2023-11-21 18:40:53,434 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 182 transitions. [2023-11-21 18:40:53,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:40:53,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:53,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:53,678 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:40:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:53,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 104 states and 185 transitions. [2023-11-21 18:40:53,960 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 185 transitions. [2023-11-21 18:40:53,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:40:53,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:53,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,432 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:55,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:55,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 107 states and 193 transitions. [2023-11-21 18:40:55,041 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 193 transitions. [2023-11-21 18:40:55,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:40:55,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:55,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:55,652 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:56,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 110 states and 201 transitions. [2023-11-21 18:40:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 201 transitions. [2023-11-21 18:40:56,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:40:56,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:57,013 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:01,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:01,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 126 states and 234 transitions. [2023-11-21 18:41:01,519 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 234 transitions. [2023-11-21 18:41:01,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:41:01,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:01,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,731 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-11-21 18:41:04,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 128 states and 236 transitions. [2023-11-21 18:41:04,043 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 236 transitions. [2023-11-21 18:41:04,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:41:04,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:04,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:04,674 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:05,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:05,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 131 states and 245 transitions. [2023-11-21 18:41:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 245 transitions. [2023-11-21 18:41:05,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:41:05,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:05,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:41:07,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 135 states and 251 transitions. [2023-11-21 18:41:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 251 transitions. [2023-11-21 18:41:07,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:41:07,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:07,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:07,326 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:41:07,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 137 states and 254 transitions. [2023-11-21 18:41:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 254 transitions. [2023-11-21 18:41:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:41:07,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:07,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:09,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 140 states and 263 transitions. [2023-11-21 18:41:09,171 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 263 transitions. [2023-11-21 18:41:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:41:09,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:09,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:10,070 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 54 proven. 52 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:16,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:16,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 160 states and 302 transitions. [2023-11-21 18:41:16,685 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 302 transitions. [2023-11-21 18:41:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:41:16,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:16,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:17,432 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 163 states and 312 transitions. [2023-11-21 18:41:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 312 transitions. [2023-11-21 18:41:18,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:18,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:18,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:18,664 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked.