./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/cggmp2005b.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/cggmp2005b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a85ef4e6caed20a9aa6e00fcf3a476ebe3f071202fc083a4545018fb19b4c9c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:07,090 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:07,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:26:07,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:07,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:07,253 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:07,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:07,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:07,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:07,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:07,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:07,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:07,258 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:26:07,259 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:07,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:26:07,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:07,261 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:07,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:07,262 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:07,263 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:07,263 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:07,264 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:26:07,265 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:07,265 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:07,266 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:07,266 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:07,267 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:07,267 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:07,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:07,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:07,269 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:07,269 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:07,270 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:07,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:07,271 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:07,272 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_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a85ef4e6caed20a9aa6e00fcf3a476ebe3f071202fc083a4545018fb19b4c9c [2023-11-21 18:26:07,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:07,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:07,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:07,629 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:07,630 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:07,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-lit/cggmp2005b.i [2023-11-21 18:26:11,022 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:11,331 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:11,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/sv-benchmarks/c/loop-lit/cggmp2005b.i [2023-11-21 18:26:11,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/data/ab6042714/70b7c0fc34b3457ba1b6285abad39b09/FLAGc39e3831d [2023-11-21 18:26:11,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/data/ab6042714/70b7c0fc34b3457ba1b6285abad39b09 [2023-11-21 18:26:11,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:11,361 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:11,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:11,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:11,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:11,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a54201 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11, skipping insertion in model container [2023-11-21 18:26:11,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,395 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:11,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:11,582 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:11,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:11,614 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:11,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11 WrapperNode [2023-11-21 18:26:11,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:11,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:11,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:11,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:11,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,632 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,653 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2023-11-21 18:26:11,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:11,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:11,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:11,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:11,664 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:11,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:11,689 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:11,689 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:11,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:11" (1/1) ... [2023-11-21 18:26:11,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:11,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:11,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:11,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5304047-5ebe-4d13-a9bd-9fef7988c0fb/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:11,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:11,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:11,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:11,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:11,846 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:11,848 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:12,004 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:12,059 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:12,060 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:26:12,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:12 BoogieIcfgContainer [2023-11-21 18:26:12,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:12,063 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:12,063 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:12,075 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:12,075 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:12" (1/1) ... [2023-11-21 18:26:12,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:26:12,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:12,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-21 18:26:12,148 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-21 18:26:12,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:26:12,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:12,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:12,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:12,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-21 18:26:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-21 18:26:12,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:26:12,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:12,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:12,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:12,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:12,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-21 18:26:12,552 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-21 18:26:12,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:26:12,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:12,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:12,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:12,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:12,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-21 18:26:12,759 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-21 18:26:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:26:12,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:12,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:12,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:12,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:13,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:13,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2023-11-21 18:26:13,170 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2023-11-21 18:26:13,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:26:13,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:13,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:13,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:13,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:13,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2023-11-21 18:26:13,381 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2023-11-21 18:26:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:26:13,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:13,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:13,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2023-11-21 18:26:13,632 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2023-11-21 18:26:13,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:26:13,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:13,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:13,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:14,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:14,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 63 transitions. [2023-11-21 18:26:14,203 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 63 transitions. [2023-11-21 18:26:14,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:26:14,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:14,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:14,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:26:14,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:14,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2023-11-21 18:26:14,358 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2023-11-21 18:26:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:26:14,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:14,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:14,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:14,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:14,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 67 transitions. [2023-11-21 18:26:14,901 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 67 transitions. [2023-11-21 18:26:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:26:14,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:14,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:15,117 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2023-11-21 18:26:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2023-11-21 18:26:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:26:15,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:15,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:15,623 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:16,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:16,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2023-11-21 18:26:16,393 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2023-11-21 18:26:16,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:26:16,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:16,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:17,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:17,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2023-11-21 18:26:17,248 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2023-11-21 18:26:17,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:26:17,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:17,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:17,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:17,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2023-11-21 18:26:17,560 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2023-11-21 18:26:17,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:26:17,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:17,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:17,845 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:18,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:18,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 54 states and 97 transitions. [2023-11-21 18:26:18,767 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 97 transitions. [2023-11-21 18:26:18,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:26:18,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:18,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:18,792 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:19,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:19,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 56 states and 98 transitions. [2023-11-21 18:26:19,079 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 98 transitions. [2023-11-21 18:26:19,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:26:19,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:19,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:19,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:20,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:20,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2023-11-21 18:26:20,413 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2023-11-21 18:26:20,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:26:20,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:20,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:20,464 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:20,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 62 states and 110 transitions. [2023-11-21 18:26:20,780 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 110 transitions. [2023-11-21 18:26:20,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:26:20,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:20,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:20,823 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:26:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 64 states and 111 transitions. [2023-11-21 18:26:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 111 transitions. [2023-11-21 18:26:21,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:26:21,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:21,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:22,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 69 states and 125 transitions. [2023-11-21 18:26:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 125 transitions. [2023-11-21 18:26:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:26:22,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,009 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:23,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 70 states and 126 transitions. [2023-11-21 18:26:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 126 transitions. [2023-11-21 18:26:23,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:26:23,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:23,411 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:26:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:23,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 72 states and 127 transitions. [2023-11-21 18:26:23,797 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 127 transitions. [2023-11-21 18:26:23,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:26:23,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:23,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:24,458 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:26,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 78 states and 141 transitions. [2023-11-21 18:26:26,045 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 141 transitions. [2023-11-21 18:26:26,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:26:26,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:26,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 79 states and 143 transitions. [2023-11-21 18:26:26,531 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 143 transitions. [2023-11-21 18:26:26,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:26:26,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:26,561 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:26:26,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:26,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 81 states and 144 transitions. [2023-11-21 18:26:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 144 transitions. [2023-11-21 18:26:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:26:26,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:26,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:29,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 87 states and 160 transitions. [2023-11-21 18:26:29,688 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 160 transitions. [2023-11-21 18:26:29,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:26:29,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:29,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:29,780 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:30,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:30,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 88 states and 162 transitions. [2023-11-21 18:26:30,152 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 162 transitions. [2023-11-21 18:26:30,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:26:30,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:30,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:30,241 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:26:30,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:30,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 90 states and 163 transitions. [2023-11-21 18:26:30,698 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 163 transitions. [2023-11-21 18:26:30,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:26:30,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:30,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:31,603 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 97 states and 180 transitions. [2023-11-21 18:26:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 180 transitions. [2023-11-21 18:26:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:26:34,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,290 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 98 states and 183 transitions. [2023-11-21 18:26:34,682 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 183 transitions. [2023-11-21 18:26:34,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:26:34,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,714 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:26:35,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 100 states and 184 transitions. [2023-11-21 18:26:35,277 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 184 transitions. [2023-11-21 18:26:35,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:26:35,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,388 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:38,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 106 states and 201 transitions. [2023-11-21 18:26:38,720 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 201 transitions. [2023-11-21 18:26:38,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:26:38,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,800 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:39,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 107 states and 204 transitions. [2023-11-21 18:26:39,305 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 204 transitions. [2023-11-21 18:26:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:26:39,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,342 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:26:39,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 109 states and 205 transitions. [2023-11-21 18:26:39,892 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 205 transitions. [2023-11-21 18:26:39,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:26:39,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:41,233 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 115 states and 222 transitions. [2023-11-21 18:26:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 222 transitions. [2023-11-21 18:26:43,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:26:43,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:43,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:44,102 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:44,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:44,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 116 states and 225 transitions. [2023-11-21 18:26:44,607 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 225 transitions. [2023-11-21 18:26:44,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:26:44,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:44,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:44,654 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:26:45,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:45,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 118 states and 226 transitions. [2023-11-21 18:26:45,245 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 226 transitions. [2023-11-21 18:26:45,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:45,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:45,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:46,968 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:50,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:50,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 124 states and 245 transitions. [2023-11-21 18:26:50,214 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2023-11-21 18:26:50,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:50,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:50,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:50,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:50,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2023-11-21 18:26:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2023-11-21 18:26:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:26:50,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:50,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:50,886 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:26:51,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:51,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 127 states and 250 transitions. [2023-11-21 18:26:51,663 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 250 transitions. [2023-11-21 18:26:51,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:26:51,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:51,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:53,532 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:57,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:57,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 134 states and 269 transitions. [2023-11-21 18:26:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 269 transitions. [2023-11-21 18:26:57,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:26:57,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:57,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:58,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 135 states and 273 transitions. [2023-11-21 18:26:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 273 transitions. [2023-11-21 18:26:58,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:26:58,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:26:58,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 137 states and 274 transitions. [2023-11-21 18:26:58,830 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 274 transitions. [2023-11-21 18:26:58,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:26:58,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat