java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/real-life/GateController.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:26:40,177 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:26:40,180 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:26:40,200 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:26:40,201 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:26:40,203 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:26:40,204 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:26:40,207 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:26:40,211 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:26:40,212 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:26:40,215 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:26:40,215 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:26:40,217 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:26:40,218 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:26:40,221 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:26:40,222 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:26:40,223 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:26:40,234 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:26:40,237 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:26:40,242 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:26:40,246 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:26:40,248 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:26:40,254 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:26:40,254 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:26:40,255 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:26:40,258 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:26:40,259 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:26:40,260 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:26:40,263 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:26:40,264 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:26:40,265 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:26:40,267 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:26:40,267 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:26:40,267 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:26:40,268 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:26:40,269 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:26:40,271 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-02 12:26:40,304 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:26:40,305 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:26:40,306 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:26:40,306 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:26:40,309 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:26:40,309 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:26:40,309 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:26:40,309 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:26:40,310 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:26:40,310 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:26:40,310 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:26:40,310 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:26:40,311 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:26:40,311 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:26:40,311 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:26:40,311 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:26:40,312 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:26:40,312 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:26:40,312 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:26:40,312 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:26:40,313 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:26:40,313 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:26:40,313 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:26:40,313 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:26:40,314 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:26:40,315 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:26:40,315 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:26:40,315 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:26:40,315 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:26:40,386 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:26:40,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:26:40,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:26:40,414 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:26:40,415 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:26:40,416 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateController.bpl [2018-10-02 12:26:40,416 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateController.bpl' [2018-10-02 12:26:40,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:26:40,482 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:26:40,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:26:40,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:26:40,483 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:26:40,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... [2018-10-02 12:26:40,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... [2018-10-02 12:26:40,523 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 12:26:40,523 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 12:26:40,524 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 12:26:40,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:26:40,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:26:40,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:26:40,527 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:26:40,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... [2018-10-02 12:26:40,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... [2018-10-02 12:26:40,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... [2018-10-02 12:26:40,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... [2018-10-02 12:26:40,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... [2018-10-02 12:26:40,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... [2018-10-02 12:26:40,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... [2018-10-02 12:26:40,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:26:40,550 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:26:40,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:26:40,550 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:26:40,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:26:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:26:40,622 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2018-10-02 12:26:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2018-10-02 12:26:40,623 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2018-10-02 12:26:41,067 INFO L337 CfgBuilder]: Using library mode [2018-10-02 12:26:41,068 INFO L202 PluginConnector]: Adding new model GateController.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:26:41 BoogieIcfgContainer [2018-10-02 12:26:41,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:26:41,069 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:26:41,069 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:26:41,083 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:26:41,083 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GateController.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:26:41" (1/1) ... [2018-10-02 12:26:41,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:26:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:41,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-02 12:26:41,132 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-02 12:26:41,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-02 12:26:41,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:41,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:41,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-10-02 12:26:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-10-02 12:26:41,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:26:41,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:41,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:41,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:41,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-02 12:26:41,751 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-02 12:26:41,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:26:41,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:41,919 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:42,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:42,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-10-02 12:26:42,060 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-10-02 12:26:42,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 12:26:42,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:42,216 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:42,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:42,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 10 states and 25 transitions. [2018-10-02 12:26:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 25 transitions. [2018-10-02 12:26:42,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 12:26:42,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:42,521 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:42,656 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-10-02 12:26:43,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:43,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 11 states and 32 transitions. [2018-10-02 12:26:43,056 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 32 transitions. [2018-10-02 12:26:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:26:43,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:43,151 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:43,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:43,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 12 states and 40 transitions. [2018-10-02 12:26:43,324 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 40 transitions. [2018-10-02 12:26:43,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:26:43,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:43,437 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:43,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:43,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 13 states and 49 transitions. [2018-10-02 12:26:43,605 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 49 transitions. [2018-10-02 12:26:43,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:26:43,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:43,747 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:43,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:43,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 14 states and 59 transitions. [2018-10-02 12:26:43,980 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 59 transitions. [2018-10-02 12:26:43,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:26:43,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:44,187 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:44,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:44,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 15 states and 70 transitions. [2018-10-02 12:26:44,375 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 70 transitions. [2018-10-02 12:26:44,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:26:44,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:44,509 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:44,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:44,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 16 states and 82 transitions. [2018-10-02 12:26:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 82 transitions. [2018-10-02 12:26:44,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 12:26:44,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:44,904 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:45,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:45,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 17 states and 95 transitions. [2018-10-02 12:26:45,195 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 95 transitions. [2018-10-02 12:26:45,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:26:45,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:45,510 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:46,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:46,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 18 states and 109 transitions. [2018-10-02 12:26:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 109 transitions. [2018-10-02 12:26:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-02 12:26:46,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:46,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:46,134 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:46,578 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-10-02 12:26:46,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:46,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 19 states and 124 transitions. [2018-10-02 12:26:46,729 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 124 transitions. [2018-10-02 12:26:46,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:26:46,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:47,008 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 20 states and 140 transitions. [2018-10-02 12:26:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 140 transitions. [2018-10-02 12:26:47,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-02 12:26:47,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:47,915 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:48,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:48,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 21 states and 157 transitions. [2018-10-02 12:26:48,262 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 157 transitions. [2018-10-02 12:26:48,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:26:48,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:48,627 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:48,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:48,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 22 states and 175 transitions. [2018-10-02 12:26:48,954 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 175 transitions. [2018-10-02 12:26:48,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-02 12:26:48,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:49,742 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 23 states and 194 transitions. [2018-10-02 12:26:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 194 transitions. [2018-10-02 12:26:50,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 12:26:50,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:50,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:50,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 24 states and 214 transitions. [2018-10-02 12:26:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 214 transitions. [2018-10-02 12:26:50,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-02 12:26:50,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:50,990 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:51,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 25 states and 235 transitions. [2018-10-02 12:26:51,250 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 235 transitions. [2018-10-02 12:26:51,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 12:26:51,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:51,369 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:52,064 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-02 12:26:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 26 states and 257 transitions. [2018-10-02 12:26:52,270 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 257 transitions. [2018-10-02 12:26:52,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-02 12:26:52,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:52,383 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:52,861 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-02 12:26:52,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:52,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 27 states and 280 transitions. [2018-10-02 12:26:52,949 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 280 transitions. [2018-10-02 12:26:52,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 12:26:52,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:54,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:54,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 28 states and 304 transitions. [2018-10-02 12:26:54,115 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 304 transitions. [2018-10-02 12:26:54,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-02 12:26:54,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:54,360 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:54,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:54,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 29 states and 329 transitions. [2018-10-02 12:26:54,760 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 329 transitions. [2018-10-02 12:26:54,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 12:26:54,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:55,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:55,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 30 states and 355 transitions. [2018-10-02 12:26:55,443 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 355 transitions. [2018-10-02 12:26:55,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-02 12:26:55,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:55,605 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:55,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:55,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 31 states and 382 transitions. [2018-10-02 12:26:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 382 transitions. [2018-10-02 12:26:55,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 12:26:55,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:56,139 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:56,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:56,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 32 states and 410 transitions. [2018-10-02 12:26:56,542 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 410 transitions. [2018-10-02 12:26:56,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-02 12:26:56,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:57,937 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:58,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:58,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 33 states and 439 transitions. [2018-10-02 12:26:58,723 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 439 transitions. [2018-10-02 12:26:58,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:26:58,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:26:59,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:26:59,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 34 states and 469 transitions. [2018-10-02 12:26:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 469 transitions. [2018-10-02 12:26:59,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-02 12:26:59,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:26:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:26:59,807 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:00,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:00,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 35 states and 500 transitions. [2018-10-02 12:27:00,274 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 500 transitions. [2018-10-02 12:27:00,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 12:27:00,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:00,455 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 36 states and 532 transitions. [2018-10-02 12:27:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 532 transitions. [2018-10-02 12:27:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-02 12:27:00,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:00,897 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:01,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 37 states and 565 transitions. [2018-10-02 12:27:01,200 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 565 transitions. [2018-10-02 12:27:01,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 12:27:01,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:01,710 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:02,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 38 states and 599 transitions. [2018-10-02 12:27:02,034 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 599 transitions. [2018-10-02 12:27:02,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-02 12:27:02,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:02,270 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:02,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:02,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 39 states and 634 transitions. [2018-10-02 12:27:02,628 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 634 transitions. [2018-10-02 12:27:02,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:27:02,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:02,815 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:03,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:03,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 40 states and 670 transitions. [2018-10-02 12:27:03,135 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 670 transitions. [2018-10-02 12:27:03,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-02 12:27:03,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:03,357 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:04,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:04,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 41 states and 707 transitions. [2018-10-02 12:27:04,043 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 707 transitions. [2018-10-02 12:27:04,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:27:04,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:04,721 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:05,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 42 states and 745 transitions. [2018-10-02 12:27:05,290 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 745 transitions. [2018-10-02 12:27:05,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-02 12:27:05,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:05,522 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:05,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:05,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 43 states and 784 transitions. [2018-10-02 12:27:05,894 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 784 transitions. [2018-10-02 12:27:05,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 12:27:05,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:06,144 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:06,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:06,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 44 states and 824 transitions. [2018-10-02 12:27:06,468 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 824 transitions. [2018-10-02 12:27:06,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-02 12:27:06,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:08,003 WARN L178 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-10-02 12:27:10,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 45 states and 865 transitions. [2018-10-02 12:27:10,400 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 865 transitions. [2018-10-02 12:27:10,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:27:10,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:10,588 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:10,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:10,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 46 states and 907 transitions. [2018-10-02 12:27:10,940 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 907 transitions. [2018-10-02 12:27:10,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-02 12:27:10,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:11,097 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:11,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:11,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 47 states and 950 transitions. [2018-10-02 12:27:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 950 transitions. [2018-10-02 12:27:11,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:27:11,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:11,993 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:12,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 48 states and 994 transitions. [2018-10-02 12:27:12,482 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 994 transitions. [2018-10-02 12:27:12,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-02 12:27:12,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:12,717 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:13,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:13,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 49 states and 1039 transitions. [2018-10-02 12:27:13,191 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 1039 transitions. [2018-10-02 12:27:13,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:27:13,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:13,472 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:13,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 50 states and 1085 transitions. [2018-10-02 12:27:13,851 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 1085 transitions. [2018-10-02 12:27:13,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-02 12:27:13,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:14,104 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:14,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:14,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 51 states and 1132 transitions. [2018-10-02 12:27:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 1132 transitions. [2018-10-02 12:27:14,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:27:14,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:14,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:14,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:15,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 52 states and 1180 transitions. [2018-10-02 12:27:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 1180 transitions. [2018-10-02 12:27:15,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-02 12:27:15,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:16,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:16,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 53 states and 1229 transitions. [2018-10-02 12:27:16,430 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 1229 transitions. [2018-10-02 12:27:16,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:27:16,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:16,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:17,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 54 states and 1279 transitions. [2018-10-02 12:27:17,230 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 1279 transitions. [2018-10-02 12:27:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-02 12:27:17,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:17,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:18,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 55 states and 1330 transitions. [2018-10-02 12:27:18,024 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 1330 transitions. [2018-10-02 12:27:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:27:18,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:19,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:19,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:19,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 56 states and 1382 transitions. [2018-10-02 12:27:19,565 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 1382 transitions. [2018-10-02 12:27:19,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-02 12:27:19,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:19,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:20,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:20,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 57 states and 1435 transitions. [2018-10-02 12:27:20,638 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 1435 transitions. [2018-10-02 12:27:20,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:27:20,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:20,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:22,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:22,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:22,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 58 states and 1489 transitions. [2018-10-02 12:27:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 1489 transitions. [2018-10-02 12:27:22,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-02 12:27:22,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:23,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:23,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 59 states and 1544 transitions. [2018-10-02 12:27:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 1544 transitions. [2018-10-02 12:27:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 12:27:23,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:24,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:24,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:24,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 60 states and 1600 transitions. [2018-10-02 12:27:24,511 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 1600 transitions. [2018-10-02 12:27:24,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-02 12:27:24,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:26,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:26,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 61 states and 1657 transitions. [2018-10-02 12:27:26,094 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 1657 transitions. [2018-10-02 12:27:26,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-02 12:27:26,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:26,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 62 states and 1715 transitions. [2018-10-02 12:27:27,412 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 1715 transitions. [2018-10-02 12:27:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-02 12:27:27,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:27,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:28,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 63 states and 1774 transitions. [2018-10-02 12:27:28,177 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 1774 transitions. [2018-10-02 12:27:28,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-02 12:27:28,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:28,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:28,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 64 states and 1834 transitions. [2018-10-02 12:27:28,947 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 1834 transitions. [2018-10-02 12:27:28,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-02 12:27:28,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:29,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:29,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 65 states and 1895 transitions. [2018-10-02 12:27:29,699 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 1895 transitions. [2018-10-02 12:27:29,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-02 12:27:29,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:29,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:30,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:30,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 66 states and 1957 transitions. [2018-10-02 12:27:30,597 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 1957 transitions. [2018-10-02 12:27:30,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-02 12:27:30,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:30,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:31,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:31,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 67 states and 2020 transitions. [2018-10-02 12:27:31,574 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 2020 transitions. [2018-10-02 12:27:31,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-02 12:27:31,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:31,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:32,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:32,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 68 states and 2084 transitions. [2018-10-02 12:27:32,428 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 2084 transitions. [2018-10-02 12:27:32,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-02 12:27:32,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:32,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:33,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:33,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 69 states and 2149 transitions. [2018-10-02 12:27:33,249 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 2149 transitions. [2018-10-02 12:27:33,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-02 12:27:33,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:33,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:34,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 70 states and 2215 transitions. [2018-10-02 12:27:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 2215 transitions. [2018-10-02 12:27:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-02 12:27:34,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:34,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:35,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:35,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 71 states and 2282 transitions. [2018-10-02 12:27:35,288 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 2282 transitions. [2018-10-02 12:27:35,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-02 12:27:35,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:36,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:36,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 72 states and 2350 transitions. [2018-10-02 12:27:36,377 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 2350 transitions. [2018-10-02 12:27:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-02 12:27:36,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:36,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:37,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:37,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 73 states and 2419 transitions. [2018-10-02 12:27:37,225 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 2419 transitions. [2018-10-02 12:27:37,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-02 12:27:37,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:38,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 74 states and 2489 transitions. [2018-10-02 12:27:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 2489 transitions. [2018-10-02 12:27:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-02 12:27:38,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:39,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:39,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 75 states and 2560 transitions. [2018-10-02 12:27:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 2560 transitions. [2018-10-02 12:27:39,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-02 12:27:39,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:39,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 76 states and 2632 transitions. [2018-10-02 12:27:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 2632 transitions. [2018-10-02 12:27:40,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-02 12:27:40,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:40,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:41,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:41,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 77 states and 2705 transitions. [2018-10-02 12:27:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 2705 transitions. [2018-10-02 12:27:41,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-02 12:27:41,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:41,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:42,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:42,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 78 states and 2779 transitions. [2018-10-02 12:27:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 2779 transitions. [2018-10-02 12:27:42,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-02 12:27:42,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:42,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:43,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:43,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 79 states and 2854 transitions. [2018-10-02 12:27:43,499 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 2854 transitions. [2018-10-02 12:27:43,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-02 12:27:43,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:43,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:44,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:44,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 80 states and 2930 transitions. [2018-10-02 12:27:44,467 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 2930 transitions. [2018-10-02 12:27:44,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-02 12:27:44,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:44,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:45,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:45,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 81 states and 3007 transitions. [2018-10-02 12:27:45,476 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 3007 transitions. [2018-10-02 12:27:45,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-02 12:27:45,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:45,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:46,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 82 states and 3085 transitions. [2018-10-02 12:27:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 3085 transitions. [2018-10-02 12:27:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-02 12:27:46,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:46,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 83 states and 3164 transitions. [2018-10-02 12:27:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 3164 transitions. [2018-10-02 12:27:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-02 12:27:47,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:47,893 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:48,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:48,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 84 states and 3244 transitions. [2018-10-02 12:27:48,688 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 3244 transitions. [2018-10-02 12:27:48,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-02 12:27:48,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:49,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:49,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 85 states and 3325 transitions. [2018-10-02 12:27:49,758 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 3325 transitions. [2018-10-02 12:27:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-02 12:27:49,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:50,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:50,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:50,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 86 states and 3407 transitions. [2018-10-02 12:27:50,817 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 3407 transitions. [2018-10-02 12:27:50,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-02 12:27:50,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:52,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 87 states and 3490 transitions. [2018-10-02 12:27:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 3490 transitions. [2018-10-02 12:27:52,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-02 12:27:52,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:52,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:53,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:53,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 88 states and 3574 transitions. [2018-10-02 12:27:53,257 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 3574 transitions. [2018-10-02 12:27:53,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-02 12:27:53,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:53,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:54,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:54,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 89 states and 3659 transitions. [2018-10-02 12:27:54,451 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 3659 transitions. [2018-10-02 12:27:54,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-02 12:27:54,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:54,744 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:55,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:55,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 90 states and 3745 transitions. [2018-10-02 12:27:55,664 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 3745 transitions. [2018-10-02 12:27:55,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-02 12:27:55,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:55,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:56,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 91 states and 3832 transitions. [2018-10-02 12:27:56,942 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 3832 transitions. [2018-10-02 12:27:56,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-02 12:27:56,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:57,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:58,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 92 states and 3920 transitions. [2018-10-02 12:27:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 3920 transitions. [2018-10-02 12:27:58,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-02 12:27:58,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:58,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:27:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:27:59,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 93 states and 4009 transitions. [2018-10-02 12:27:59,376 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 4009 transitions. [2018-10-02 12:27:59,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-02 12:27:59,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:27:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:27:59,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:00,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:00,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 94 states and 4099 transitions. [2018-10-02 12:28:00,569 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 4099 transitions. [2018-10-02 12:28:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-02 12:28:00,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:00,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:02,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:02,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 95 states and 4190 transitions. [2018-10-02 12:28:02,048 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 4190 transitions. [2018-10-02 12:28:02,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-02 12:28:02,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:03,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:03,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 96 states and 4282 transitions. [2018-10-02 12:28:03,295 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 4282 transitions. [2018-10-02 12:28:03,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-02 12:28:03,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:03,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:04,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:04,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4375 states to 97 states and 4375 transitions. [2018-10-02 12:28:04,689 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 4375 transitions. [2018-10-02 12:28:04,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-02 12:28:04,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:05,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:06,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:06,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 98 states and 4469 transitions. [2018-10-02 12:28:06,023 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 4469 transitions. [2018-10-02 12:28:06,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-02 12:28:06,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:06,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:07,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 99 states and 4564 transitions. [2018-10-02 12:28:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 4564 transitions. [2018-10-02 12:28:07,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-02 12:28:07,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:07,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:08,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 100 states and 4660 transitions. [2018-10-02 12:28:08,634 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 4660 transitions. [2018-10-02 12:28:08,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-02 12:28:08,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:08,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:09,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4757 states to 101 states and 4757 transitions. [2018-10-02 12:28:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 4757 transitions. [2018-10-02 12:28:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-02 12:28:09,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:10,288 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:11,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 102 states and 4855 transitions. [2018-10-02 12:28:11,337 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 4855 transitions. [2018-10-02 12:28:11,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-02 12:28:11,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:11,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:12,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:12,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4954 states to 103 states and 4954 transitions. [2018-10-02 12:28:12,791 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 4954 transitions. [2018-10-02 12:28:12,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-02 12:28:12,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:13,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:14,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:14,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5054 states to 104 states and 5054 transitions. [2018-10-02 12:28:14,224 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 5054 transitions. [2018-10-02 12:28:14,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-02 12:28:14,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:15,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5155 states to 105 states and 5155 transitions. [2018-10-02 12:28:15,724 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 5155 transitions. [2018-10-02 12:28:15,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-02 12:28:15,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:16,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:28:17,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:28:17,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5257 states to 106 states and 5257 transitions. [2018-10-02 12:28:17,462 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 5257 transitions. [2018-10-02 12:28:17,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-02 12:28:17,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:28:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:28:44,799 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-02 12:30:43,341 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-02 12:30:43,343 INFO L168 Benchmark]: Toolchain (without parser) took 242864.30 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 574.1 MB). Free memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: -387.0 MB). Peak memory consumption was 187.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:30:43,344 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:30:43,345 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:30:43,345 INFO L168 Benchmark]: Boogie Preprocessor took 22.73 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:30:43,345 INFO L168 Benchmark]: RCFGBuilder took 518.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:30:43,346 INFO L168 Benchmark]: CodeCheck took 242274.11 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 574.1 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -408.1 MB). Peak memory consumption was 165.9 MB. Max. memory is 7.1 GB. [2018-10-02 12:30:43,349 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 836 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.73 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 518.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 242274.11 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 574.1 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -408.1 MB). Peak memory consumption was 165.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GateController.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-30-43-360.csv Completed graceful shutdown