./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/verifythis/elimination_max.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/verifythis/elimination_max.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bc7b1b837bfd7794f122f6504da8d835bb2276ae4afe0cc0d058d385032d49e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:20,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:20,225 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:59:20,233 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:20,234 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:20,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:20,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:20,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:20,274 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:20,280 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:20,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:20,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:20,284 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:20,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:20,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:20,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:20,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:20,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:20,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:20,288 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:59:20,289 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:59:20,291 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:20,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:20,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:20,293 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:20,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:20,293 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:20,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:20,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:20,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:20,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:20,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:20,297 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:20,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:20,297 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:20,297 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_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bc7b1b837bfd7794f122f6504da8d835bb2276ae4afe0cc0d058d385032d49e [2023-11-19 03:59:20,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:20,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:20,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:20,648 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:20,649 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:20,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/verifythis/elimination_max.c [2023-11-19 03:59:23,693 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:23,913 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:23,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/sv-benchmarks/c/verifythis/elimination_max.c [2023-11-19 03:59:23,922 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/data/fe1d1d179/0a713136e00c4cd4a9b5c6a68299b2a3/FLAG6461bbed8 [2023-11-19 03:59:23,936 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/data/fe1d1d179/0a713136e00c4cd4a9b5c6a68299b2a3 [2023-11-19 03:59:23,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:23,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:23,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:23,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:23,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:23,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@90ef1cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23, skipping insertion in model container [2023-11-19 03:59:23,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,970 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:24,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:24,154 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:24,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:24,190 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:24,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24 WrapperNode [2023-11-19 03:59:24,190 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:24,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:24,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:24,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:24,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,233 INFO L138 Inliner]: procedures = 18, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2023-11-19 03:59:24,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:24,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:24,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:24,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:24,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:24,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:24,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:24,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:24,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:24,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:24,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:24,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d441a88d-0ec3-4a0e-940d-17cff37382f4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:24,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:24,337 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:59:24,337 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:59:24,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:59:24,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:59:24,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:24,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:24,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:59:24,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:59:24,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:59:24,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:24,428 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:24,430 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:24,618 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:24,664 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:24,665 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:59:24,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:24 BoogieIcfgContainer [2023-11-19 03:59:24,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:24,671 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:24,671 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:24,682 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:24,682 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:24" (1/1) ... [2023-11-19 03:59:24,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:24,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:24,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2023-11-19 03:59:24,745 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2023-11-19 03:59:24,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:59:24,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:24,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 32 states and 36 transitions. [2023-11-19 03:59:25,275 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2023-11-19 03:59:25,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:59:25,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:25,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2023-11-19 03:59:25,477 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2023-11-19 03:59:25,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:59:25,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:25,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2023-11-19 03:59:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2023-11-19 03:59:25,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:59:25,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:26,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:26,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-19 03:59:26,071 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-19 03:59:26,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:59:26,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:26,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:26,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2023-11-19 03:59:26,172 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2023-11-19 03:59:26,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:59:26,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:26,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:26,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:26,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:26,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 40 states and 54 transitions. [2023-11-19 03:59:26,627 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2023-11-19 03:59:26,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:26,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:26,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:26,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:26,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2023-11-19 03:59:26,971 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2023-11-19 03:59:26,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:26,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:26,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:27,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:27,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:27,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2023-11-19 03:59:27,343 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2023-11-19 03:59:27,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:59:27,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:27,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:28,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2023-11-19 03:59:28,496 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2023-11-19 03:59:28,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:59:28,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:28,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:28,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2023-11-19 03:59:29,128 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2023-11-19 03:59:29,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:59:29,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:29,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:29,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:29,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:29,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2023-11-19 03:59:29,574 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2023-11-19 03:59:29,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:29,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:29,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:29,740 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:29,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 55 states and 87 transitions. [2023-11-19 03:59:29,822 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 87 transitions. [2023-11-19 03:59:29,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:29,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:29,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:30,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:31,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 61 states and 102 transitions. [2023-11-19 03:59:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 102 transitions. [2023-11-19 03:59:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:31,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:31,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:31,976 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:32,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:32,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 65 states and 112 transitions. [2023-11-19 03:59:32,483 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 112 transitions. [2023-11-19 03:59:32,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:32,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:32,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:32,539 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:33,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:33,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 69 states and 117 transitions. [2023-11-19 03:59:33,035 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2023-11-19 03:59:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:59:33,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:33,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:33,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:33,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:33,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 73 states and 124 transitions. [2023-11-19 03:59:33,433 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 124 transitions. [2023-11-19 03:59:33,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:59:33,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:33,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:33,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:33,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 74 states and 125 transitions. [2023-11-19 03:59:33,480 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 125 transitions. [2023-11-19 03:59:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:59:33,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:33,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:33,620 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:34,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:34,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 76 states and 128 transitions. [2023-11-19 03:59:34,162 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 128 transitions. [2023-11-19 03:59:34,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:59:34,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:34,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:34,373 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:34,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:34,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 80 states and 138 transitions. [2023-11-19 03:59:34,947 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 138 transitions. [2023-11-19 03:59:34,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:59:34,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:34,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:35,008 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:59:35,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:35,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 84 states and 143 transitions. [2023-11-19 03:59:35,568 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 143 transitions. [2023-11-19 03:59:35,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:59:35,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:35,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:35,622 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:36,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:36,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 86 states and 146 transitions. [2023-11-19 03:59:36,165 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 146 transitions. [2023-11-19 03:59:36,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:59:36,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:36,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:36,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:36,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 90 states and 153 transitions. [2023-11-19 03:59:36,948 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 153 transitions. [2023-11-19 03:59:36,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:59:36,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:36,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:37,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 95 states and 160 transitions. [2023-11-19 03:59:37,890 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 160 transitions. [2023-11-19 03:59:37,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:59:37,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:37,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:38,151 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:38,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:38,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 99 states and 170 transitions. [2023-11-19 03:59:38,783 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 170 transitions. [2023-11-19 03:59:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:59:38,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:38,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:38,824 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:59:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 103 states and 175 transitions. [2023-11-19 03:59:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 175 transitions. [2023-11-19 03:59:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:59:39,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:39,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:40,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:40,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 105 states and 178 transitions. [2023-11-19 03:59:40,191 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 178 transitions. [2023-11-19 03:59:40,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:59:40,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:40,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:40,474 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:41,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 188 transitions. [2023-11-19 03:59:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 188 transitions. [2023-11-19 03:59:41,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:59:41,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:41,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:41,391 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:59:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 127 states and 231 transitions. [2023-11-19 03:59:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 231 transitions. [2023-11-19 03:59:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:59:45,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:45,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:59:46,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:46,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 127 states and 230 transitions. [2023-11-19 03:59:46,209 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 230 transitions. [2023-11-19 03:59:46,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:59:46,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:46,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:59:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:49,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 138 states and 253 transitions. [2023-11-19 03:59:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 253 transitions. [2023-11-19 03:59:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:59:49,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:49,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:50,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:50,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 142 states and 263 transitions. [2023-11-19 03:59:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 263 transitions. [2023-11-19 03:59:50,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:59:50,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:50,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-19 03:59:52,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 150 states and 275 transitions. [2023-11-19 03:59:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 275 transitions. [2023-11-19 03:59:52,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:59:52,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:52,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:52,880 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:59:53,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:53,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 150 states and 274 transitions. [2023-11-19 03:59:53,397 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 274 transitions. [2023-11-19 03:59:53,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:59:53,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:53,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:53,491 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:59:53,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:54,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 150 states and 273 transitions. [2023-11-19 03:59:54,005 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 273 transitions. [2023-11-19 03:59:54,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:59:54,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:54,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:54,284 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:59:54,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:54,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 145 states and 263 transitions. [2023-11-19 03:59:54,467 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 263 transitions. [2023-11-19 03:59:54,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:59:54,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:54,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 04:00:02,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:02,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 164 states and 307 transitions. [2023-11-19 04:00:02,925 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 307 transitions. [2023-11-19 04:00:02,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:00:02,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:02,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:04,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:04,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 168 states and 318 transitions. [2023-11-19 04:00:04,478 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 318 transitions. [2023-11-19 04:00:04,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:00:04,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:04,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:04,524 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-19 04:00:05,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 172 states and 323 transitions. [2023-11-19 04:00:05,660 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 323 transitions. [2023-11-19 04:00:05,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:00:05,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:05,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:00:06,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 174 states and 326 transitions. [2023-11-19 04:00:06,858 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 326 transitions. [2023-11-19 04:00:06,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:00:06,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:06,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-19 04:00:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:09,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 176 states and 330 transitions. [2023-11-19 04:00:09,103 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 330 transitions. [2023-11-19 04:00:09,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:00:09,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:09,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:09,675 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:00:11,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 181 states and 337 transitions. [2023-11-19 04:00:11,406 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 337 transitions. [2023-11-19 04:00:11,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:00:11,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:11,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:11,931 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:13,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:13,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 185 states and 348 transitions. [2023-11-19 04:00:13,182 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 348 transitions. [2023-11-19 04:00:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:00:13,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:13,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-11-19 04:00:14,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:14,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 189 states and 353 transitions. [2023-11-19 04:00:14,374 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 353 transitions. [2023-11-19 04:00:14,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:00:14,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:14,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat