./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/c.01_assume-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/c.01_assume-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC --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 252aa5e38f898b42e65698848f3b58e46a12e01218aba7e2f3e037db40adbdd2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:04,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:04,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:05:04,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:05:04,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:05:04,626 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:04,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:04,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:04,629 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:04,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:04,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:04,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:04,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:05:04,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:04,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:04,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:04,639 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:04,639 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:05:04,640 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:05:04,640 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:04,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:04,641 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:04,642 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:04,642 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:04,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:04,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:04,644 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:04,644 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:04,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:04,645 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:05:04,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:05:04,647 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:04,647 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_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 252aa5e38f898b42e65698848f3b58e46a12e01218aba7e2f3e037db40adbdd2 [2023-11-23 20:05:04,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:05,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:05,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:05,004 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:05,005 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:05,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-memory-alloca/c.01_assume-alloca.i [2023-11-23 20:05:08,278 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:08,577 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:08,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/sv-benchmarks/c/termination-memory-alloca/c.01_assume-alloca.i [2023-11-23 20:05:08,599 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/data/d9bde6801/b69be83ce7cc4f9ea20856adf58ef606/FLAG4b567d26a [2023-11-23 20:05:08,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/data/d9bde6801/b69be83ce7cc4f9ea20856adf58ef606 [2023-11-23 20:05:08,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:08,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:08,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:08,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:08,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:08,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:08" (1/1) ... [2023-11-23 20:05:08,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6458d83d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:08, skipping insertion in model container [2023-11-23 20:05:08,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:08" (1/1) ... [2023-11-23 20:05:08,705 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:08,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:08,985 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:09,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:09,090 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:09,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09 WrapperNode [2023-11-23 20:05:09,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:09,093 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:09,093 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:09,093 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:09,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,156 INFO L138 Inliner]: procedures = 111, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2023-11-23 20:05:09,156 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:09,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:09,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:09,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:09,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,171 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,171 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,180 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:09,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:09,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:09,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:09,195 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:09,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:09,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:09,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b888c2fc-01a6-4c53-93ca-262e1321b268/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:05:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:05:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:09,368 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:09,371 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:09,505 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:09,555 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:09,555 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:05:09,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:09 BoogieIcfgContainer [2023-11-23 20:05:09,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:09,560 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:09,560 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:09,571 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:09,572 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:09" (1/1) ... [2023-11-23 20:05:09,582 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:05:09,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:09,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-23 20:05:09,663 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-23 20:05:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:05:09,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:09,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:09,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:09,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:09,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:09,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-23 20:05:09,950 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-23 20:05:09,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:05:09,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:09,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:10,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:10,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-11-23 20:05:10,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-11-23 20:05:10,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:05:10,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:10,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:10,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:11,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2023-11-23 20:05:11,140 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2023-11-23 20:05:11,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:05:11,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:11,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:11,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2023-11-23 20:05:11,764 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2023-11-23 20:05:11,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:05:11,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:11,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:11,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:12,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:12,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2023-11-23 20:05:12,247 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2023-11-23 20:05:12,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:05:12,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:12,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:12,346 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:12,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:12,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 55 transitions. [2023-11-23 20:05:12,524 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2023-11-23 20:05:12,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:05:12,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:12,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:05:13,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:13,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2023-11-23 20:05:13,510 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2023-11-23 20:05:13,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:05:13,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:13,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:13,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:14,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:14,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2023-11-23 20:05:14,788 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2023-11-23 20:05:14,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:05:14,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:14,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:15,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:15,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2023-11-23 20:05:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2023-11-23 20:05:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:05:15,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:15,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:15,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:15,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:15,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2023-11-23 20:05:15,850 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2023-11-23 20:05:15,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:05:15,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:15,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:15,998 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:05:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 50 states and 84 transitions. [2023-11-23 20:05:16,630 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 84 transitions. [2023-11-23 20:05:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:05:16,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:16,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:16,880 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:05:17,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:17,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2023-11-23 20:05:17,686 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2023-11-23 20:05:17,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:05:17,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:17,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:18,158 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:19,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:19,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2023-11-23 20:05:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2023-11-23 20:05:19,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:05:19,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:19,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:19,495 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:20,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:20,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2023-11-23 20:05:20,148 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2023-11-23 20:05:20,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:05:20,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:20,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:20,341 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:05:21,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:21,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 67 states and 112 transitions. [2023-11-23 20:05:21,205 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 112 transitions. [2023-11-23 20:05:21,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:05:21,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:21,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:05:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 68 states and 113 transitions. [2023-11-23 20:05:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2023-11-23 20:05:21,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:05:21,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:21,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:22,080 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:05:22,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:22,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2023-11-23 20:05:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2023-11-23 20:05:22,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:05:22,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:22,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:25,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:25,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 77 states and 128 transitions. [2023-11-23 20:05:25,125 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 128 transitions. [2023-11-23 20:05:25,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:05:25,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:25,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:25,491 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:26,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:26,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 81 states and 138 transitions. [2023-11-23 20:05:26,298 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 138 transitions. [2023-11-23 20:05:26,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:05:26,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:26,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:26,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:26,697 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:05:28,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 88 states and 150 transitions. [2023-11-23 20:05:28,202 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 150 transitions. [2023-11-23 20:05:28,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:05:28,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:28,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:28,468 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-23 20:05:29,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:29,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 92 states and 154 transitions. [2023-11-23 20:05:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 154 transitions. [2023-11-23 20:05:29,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:05:29,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:29,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:30,395 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:32,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:32,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 97 states and 166 transitions. [2023-11-23 20:05:32,248 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 166 transitions. [2023-11-23 20:05:32,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:05:32,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:32,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:32,719 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 101 states and 177 transitions. [2023-11-23 20:05:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 177 transitions. [2023-11-23 20:05:33,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:05:33,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:33,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:05:35,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:35,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 105 states and 180 transitions. [2023-11-23 20:05:35,410 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 180 transitions. [2023-11-23 20:05:35,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:05:35,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:35,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:35,774 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-23 20:05:37,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:37,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 109 states and 184 transitions. [2023-11-23 20:05:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 184 transitions. [2023-11-23 20:05:37,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:05:37,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:37,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:39,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:39,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 114 states and 201 transitions. [2023-11-23 20:05:39,463 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 201 transitions. [2023-11-23 20:05:39,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:05:39,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:39,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 208 transitions. [2023-11-23 20:05:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 208 transitions. [2023-11-23 20:05:41,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:05:41,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:41,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:42,046 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 20:05:43,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:43,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 122 states and 211 transitions. [2023-11-23 20:05:43,461 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 211 transitions. [2023-11-23 20:05:43,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:05:43,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:43,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:43,882 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-23 20:05:45,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 126 states and 215 transitions. [2023-11-23 20:05:45,230 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 215 transitions. [2023-11-23 20:05:45,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:05:45,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:45,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:48,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:48,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 131 states and 233 transitions. [2023-11-23 20:05:48,060 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 233 transitions. [2023-11-23 20:05:48,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:05:48,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:48,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:49,174 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:50,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:50,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 135 states and 240 transitions. [2023-11-23 20:05:50,783 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 240 transitions. [2023-11-23 20:05:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:05:50,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:50,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-23 20:05:52,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:52,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 139 states and 243 transitions. [2023-11-23 20:05:52,655 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 243 transitions. [2023-11-23 20:05:52,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:05:52,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:52,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat