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/threadpooling_product_WithoutIf.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:30:46,417 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:30:46,419 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:30:46,432 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:30:46,432 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:30:46,434 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:30:46,435 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:30:46,437 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:30:46,440 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:30:46,441 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:30:46,443 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:30:46,443 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:30:46,444 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:30:46,445 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:30:46,447 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:30:46,448 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:30:46,449 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:30:46,459 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:30:46,461 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:30:46,465 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:30:46,466 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:30:46,469 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:30:46,471 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:30:46,473 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:30:46,473 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:30:46,474 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:30:46,475 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:30:46,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:30:46,478 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:30:46,480 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:30:46,480 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:30:46,481 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:30:46,481 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:30:46,481 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:30:46,482 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:30:46,483 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:30:46,483 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 12:30:46,498 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:30:46,499 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:30:46,499 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:30:46,500 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:30:46,500 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:30:46,501 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:30:46,501 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:30:46,501 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:30:46,501 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:30:46,501 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:30:46,502 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:30:46,502 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:30:46,502 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:30:46,502 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:30:46,502 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:30:46,502 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:30:46,503 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:30:46,503 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:30:46,503 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:30:46,503 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:30:46,504 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:30:46,504 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:30:46,504 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:30:46,504 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:30:46,504 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:30:46,504 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:30:46,505 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:30:46,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:30:46,505 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:30:46,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:30:46,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:30:46,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:30:46,590 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:30:46,590 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:30:46,591 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl [2018-10-02 12:30:46,591 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl' [2018-10-02 12:30:46,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:30:46,660 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:30:46,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:30:46,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:30:46,662 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:30:46,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (1/1) ... [2018-10-02 12:30:46,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (1/1) ... [2018-10-02 12:30:46,704 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 12:30:46,704 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 12:30:46,704 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 12:30:46,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:30:46,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:30:46,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:30:46,708 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:30:46,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (1/1) ... [2018-10-02 12:30:46,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (1/1) ... [2018-10-02 12:30:46,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (1/1) ... [2018-10-02 12:30:46,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (1/1) ... [2018-10-02 12:30:46,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (1/1) ... [2018-10-02 12:30:46,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (1/1) ... [2018-10-02 12:30:46,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (1/1) ... [2018-10-02 12:30:46,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:30:46,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:30:46,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:30:46,737 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:30:46,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:30:46" (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 12:30:46,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-10-02 12:30:46,830 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-10-02 12:30:46,830 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-10-02 12:30:47,177 INFO L337 CfgBuilder]: Using library mode [2018-10-02 12:30:47,177 INFO L202 PluginConnector]: Adding new model threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:30:47 BoogieIcfgContainer [2018-10-02 12:30:47,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:30:47,178 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:30:47,179 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:30:47,192 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:30:47,193 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:30:47" (1/1) ... [2018-10-02 12:30:47,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:30:47,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-02 12:30:47,267 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-02 12:30:47,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:30:47,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:47,535 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 12:30:47,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:47,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2018-10-02 12:30:47,711 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2018-10-02 12:30:47,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:30:47,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:48,067 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 12:30:48,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:48,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-10-02 12:30:48,567 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-10-02 12:30:48,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:30:48,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:48,588 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 12:30:48,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:48,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 25 states and 51 transitions. [2018-10-02 12:30:48,643 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 51 transitions. [2018-10-02 12:30:48,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:30:48,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:49,164 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 12:30:49,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:49,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2018-10-02 12:30:49,910 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2018-10-02 12:30:49,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:30:49,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:50,076 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 12:30:50,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:50,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 31 states and 76 transitions. [2018-10-02 12:30:50,776 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 76 transitions. [2018-10-02 12:30:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 12:30:50,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:50,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:30:51,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:51,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 32 states and 84 transitions. [2018-10-02 12:30:51,050 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 84 transitions. [2018-10-02 12:30:51,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 12:30:51,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:30:51,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:51,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 33 states and 92 transitions. [2018-10-02 12:30:51,755 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 92 transitions. [2018-10-02 12:30:51,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:30:51,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:52,089 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 12:30:53,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:53,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 37 states and 112 transitions. [2018-10-02 12:30:53,160 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 112 transitions. [2018-10-02 12:30:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:30:53,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:53,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:30:53,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:53,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 38 states and 117 transitions. [2018-10-02 12:30:53,838 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 117 transitions. [2018-10-02 12:30:53,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:30:53,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:54,154 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 12:30:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 45 states and 148 transitions. [2018-10-02 12:30:56,156 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 148 transitions. [2018-10-02 12:30:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:30:56,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:30:56,974 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 12:30:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:30:58,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 49 states and 163 transitions. [2018-10-02 12:30:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 163 transitions. [2018-10-02 12:30:58,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:30:58,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:30:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:00,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 54 states and 189 transitions. [2018-10-02 12:31:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 189 transitions. [2018-10-02 12:31:02,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:02,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:02,081 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 12:31:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:02,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 56 states and 192 transitions. [2018-10-02 12:31:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 192 transitions. [2018-10-02 12:31:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:02,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:02,675 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 12:31:03,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:03,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 59 states and 210 transitions. [2018-10-02 12:31:03,635 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 210 transitions. [2018-10-02 12:31:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:03,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:03,907 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 12:31:04,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:04,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 62 states and 223 transitions. [2018-10-02 12:31:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 223 transitions. [2018-10-02 12:31:04,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:04,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:05,010 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 12:31:05,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:05,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 63 states and 228 transitions. [2018-10-02 12:31:05,396 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 228 transitions. [2018-10-02 12:31:05,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:05,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:05,987 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 12:31:07,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:07,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 67 states and 248 transitions. [2018-10-02 12:31:07,582 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 248 transitions. [2018-10-02 12:31:07,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:07,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:07,685 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 12:31:08,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:08,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 68 states and 253 transitions. [2018-10-02 12:31:08,141 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 253 transitions. [2018-10-02 12:31:08,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:08,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:08,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:08,677 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 12:31:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:11,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 73 states and 290 transitions. [2018-10-02 12:31:11,692 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 290 transitions. [2018-10-02 12:31:11,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:11,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:12,209 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 12:31:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 77 states and 325 transitions. [2018-10-02 12:31:14,431 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 325 transitions. [2018-10-02 12:31:14,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:14,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:14,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:16,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:16,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 80 states and 348 transitions. [2018-10-02 12:31:16,991 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 348 transitions. [2018-10-02 12:31:16,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:16,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:17,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:18,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:18,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 83 states and 373 transitions. [2018-10-02 12:31:18,558 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 373 transitions. [2018-10-02 12:31:18,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:18,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:18,833 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 12:31:20,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:20,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 85 states and 376 transitions. [2018-10-02 12:31:20,163 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 376 transitions. [2018-10-02 12:31:20,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:20,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:20,174 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 12:31:21,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:21,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 87 states and 380 transitions. [2018-10-02 12:31:21,517 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 380 transitions. [2018-10-02 12:31:21,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:21,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:21,528 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 12:31:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:22,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 88 states and 390 transitions. [2018-10-02 12:31:22,245 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 390 transitions. [2018-10-02 12:31:22,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:22,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:22,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:22,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:22,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 89 states and 396 transitions. [2018-10-02 12:31:22,880 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 396 transitions. [2018-10-02 12:31:22,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:22,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:22,889 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 12:31:23,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:23,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 91 states and 400 transitions. [2018-10-02 12:31:23,871 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 400 transitions. [2018-10-02 12:31:23,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:23,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:23,881 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 12:31:24,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:24,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 92 states and 407 transitions. [2018-10-02 12:31:24,436 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 407 transitions. [2018-10-02 12:31:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:24,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:24,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:24,824 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 12:31:26,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 94 states and 415 transitions. [2018-10-02 12:31:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 415 transitions. [2018-10-02 12:31:26,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:26,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:27,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:30,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:30,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 99 states and 446 transitions. [2018-10-02 12:31:30,115 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 446 transitions. [2018-10-02 12:31:30,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:30,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:30,128 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 12:31:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:30,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 100 states and 450 transitions. [2018-10-02 12:31:30,642 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 450 transitions. [2018-10-02 12:31:30,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:30,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:30,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:31,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:31,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 101 states and 464 transitions. [2018-10-02 12:31:31,581 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 464 transitions. [2018-10-02 12:31:31,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:31,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:32,301 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 12:31:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:35,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 106 states and 493 transitions. [2018-10-02 12:31:35,776 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 493 transitions. [2018-10-02 12:31:35,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:35,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:35,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:39,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 110 states and 518 transitions. [2018-10-02 12:31:39,698 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 518 transitions. [2018-10-02 12:31:39,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:39,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:40,332 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 12:31:42,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:42,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 112 states and 532 transitions. [2018-10-02 12:31:42,829 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 532 transitions. [2018-10-02 12:31:42,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:42,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:42,839 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 12:31:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 113 states and 539 transitions. [2018-10-02 12:31:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 539 transitions. [2018-10-02 12:31:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:43,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:44,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:44,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 114 states and 544 transitions. [2018-10-02 12:31:44,439 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 544 transitions. [2018-10-02 12:31:44,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:44,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:44,448 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 12:31:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 115 states and 551 transitions. [2018-10-02 12:31:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 551 transitions. [2018-10-02 12:31:45,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:45,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:46,179 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 12:31:48,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:48,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 117 states and 571 transitions. [2018-10-02 12:31:48,256 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 571 transitions. [2018-10-02 12:31:48,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:48,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:48,442 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 12:31:50,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 120 states and 587 transitions. [2018-10-02 12:31:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 587 transitions. [2018-10-02 12:31:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:50,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:50,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:53,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 123 states and 615 transitions. [2018-10-02 12:31:53,161 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 615 transitions. [2018-10-02 12:31:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:53,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:53,400 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 12:31:55,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:55,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 125 states and 625 transitions. [2018-10-02 12:31:55,533 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 625 transitions. [2018-10-02 12:31:55,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:55,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:55,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:56,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:56,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 126 states and 630 transitions. [2018-10-02 12:31:56,444 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 630 transitions. [2018-10-02 12:31:56,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:56,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:56,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:56,801 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 12:31:58,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:58,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 128 states and 638 transitions. [2018-10-02 12:31:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 638 transitions. [2018-10-02 12:31:58,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:58,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:02,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:02,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 131 states and 656 transitions. [2018-10-02 12:32:02,169 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 656 transitions. [2018-10-02 12:32:02,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:02,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:02,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:04,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 131 states and 655 transitions. [2018-10-02 12:32:04,834 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 655 transitions. [2018-10-02 12:32:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:04,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:05,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:07,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:07,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 132 states and 642 transitions. [2018-10-02 12:32:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 642 transitions. [2018-10-02 12:32:07,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:07,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:08,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:12,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:12,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 135 states and 670 transitions. [2018-10-02 12:32:12,110 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 670 transitions. [2018-10-02 12:32:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:12,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:12,616 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:16,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 140 states and 709 transitions. [2018-10-02 12:32:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 709 transitions. [2018-10-02 12:32:16,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:16,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:17,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 141 states and 716 transitions. [2018-10-02 12:32:17,919 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 716 transitions. [2018-10-02 12:32:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:17,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:19,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:25,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:25,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 144 states and 751 transitions. [2018-10-02 12:32:25,310 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 751 transitions. [2018-10-02 12:32:25,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:25,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:26,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:26,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 145 states and 763 transitions. [2018-10-02 12:32:26,499 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 763 transitions. [2018-10-02 12:32:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:26,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:26,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:29,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 148 states and 789 transitions. [2018-10-02 12:32:29,540 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 789 transitions. [2018-10-02 12:32:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:29,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:30,283 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:32,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:32,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 150 states and 794 transitions. [2018-10-02 12:32:32,683 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 794 transitions. [2018-10-02 12:32:32,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:32,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:33,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:35,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:35,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 151 states and 796 transitions. [2018-10-02 12:32:35,247 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 796 transitions. [2018-10-02 12:32:35,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:35,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:35,888 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:38,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:38,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 151 states and 795 transitions. [2018-10-02 12:32:38,952 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 795 transitions. [2018-10-02 12:32:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:38,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:39,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 156 states and 840 transitions. [2018-10-02 12:32:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 840 transitions. [2018-10-02 12:32:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:44,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:47,579 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 27 [2018-10-02 12:32:49,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 156 states and 838 transitions. [2018-10-02 12:32:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 838 transitions. [2018-10-02 12:32:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:49,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:49,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:55,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 161 states and 872 transitions. [2018-10-02 12:32:55,078 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 872 transitions. [2018-10-02 12:32:55,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:55,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:55,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:58,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:58,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 164 states and 903 transitions. [2018-10-02 12:32:58,906 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 903 transitions. [2018-10-02 12:32:58,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:32:58,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:59,616 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:02,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 164 states and 902 transitions. [2018-10-02 12:33:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 902 transitions. [2018-10-02 12:33:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:02,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:04,735 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 12:33:16,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:16,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 171 states and 955 transitions. [2018-10-02 12:33:16,020 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 955 transitions. [2018-10-02 12:33:16,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:16,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:19,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:19,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 174 states and 999 transitions. [2018-10-02 12:33:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 999 transitions. [2018-10-02 12:33:19,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:19,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:19,962 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-02 12:33:22,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:22,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 174 states and 992 transitions. [2018-10-02 12:33:22,385 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 992 transitions. [2018-10-02 12:33:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:22,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:22,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:23,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:23,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 175 states and 1010 transitions. [2018-10-02 12:33:23,828 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 1010 transitions. [2018-10-02 12:33:23,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:23,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:24,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:26,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 177 states and 1016 transitions. [2018-10-02 12:33:26,425 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 1016 transitions. [2018-10-02 12:33:26,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:26,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:27,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 178 states and 1025 transitions. [2018-10-02 12:33:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 1025 transitions. [2018-10-02 12:33:27,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:27,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:28,005 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-02 12:33:29,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:29,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 179 states and 1034 transitions. [2018-10-02 12:33:29,383 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 1034 transitions. [2018-10-02 12:33:29,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:29,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-02 12:33:31,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:31,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 179 states and 1032 transitions. [2018-10-02 12:33:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 1032 transitions. [2018-10-02 12:33:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:31,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 182 states and 1069 transitions. [2018-10-02 12:33:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 1069 transitions. [2018-10-02 12:33:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:33:35,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:35,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-02 12:33:37,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:37,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 183 states and 1079 transitions. [2018-10-02 12:33:37,181 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 1079 transitions. [2018-10-02 12:33:37,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:33:37,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:48,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:48,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 190 states and 1129 transitions. [2018-10-02 12:33:48,797 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 1129 transitions. [2018-10-02 12:33:48,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:33:48,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:48,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:53,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 193 states and 1158 transitions. [2018-10-02 12:33:53,424 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 1158 transitions. [2018-10-02 12:33:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:33:53,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:54,261 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:59,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 195 states and 1175 transitions. [2018-10-02 12:33:59,040 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 1175 transitions. [2018-10-02 12:33:59,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:33:59,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:01,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:08,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:08,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 199 states and 1186 transitions. [2018-10-02 12:34:08,723 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 1186 transitions. [2018-10-02 12:34:08,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:08,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:10,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:17,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:17,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 202 states and 1209 transitions. [2018-10-02 12:34:17,972 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 1209 transitions. [2018-10-02 12:34:17,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:17,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:21,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:21,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 205 states and 1228 transitions. [2018-10-02 12:34:21,402 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 1228 transitions. [2018-10-02 12:34:21,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:21,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:21,438 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:25,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:25,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 208 states and 1253 transitions. [2018-10-02 12:34:25,607 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 1253 transitions. [2018-10-02 12:34:25,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:25,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:25,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:28,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 210 states and 1256 transitions. [2018-10-02 12:34:28,222 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 1256 transitions. [2018-10-02 12:34:28,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:28,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:31,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:31,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 212 states and 1298 transitions. [2018-10-02 12:34:31,518 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 1298 transitions. [2018-10-02 12:34:31,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:31,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:32,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:32,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 213 states and 1304 transitions. [2018-10-02 12:34:32,845 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 1304 transitions. [2018-10-02 12:34:32,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:32,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:34,065 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 12:34:42,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:42,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 218 states and 1345 transitions. [2018-10-02 12:34:42,499 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 1345 transitions. [2018-10-02 12:34:42,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:42,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:43,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:47,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 220 states and 1348 transitions. [2018-10-02 12:34:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 1348 transitions. [2018-10-02 12:34:47,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:47,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:55,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:55,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 223 states and 1367 transitions. [2018-10-02 12:34:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 1367 transitions. [2018-10-02 12:34:55,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:55,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:55,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:56,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:56,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 224 states and 1371 transitions. [2018-10-02 12:34:56,928 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 1371 transitions. [2018-10-02 12:34:56,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:56,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:57,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:58,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:58,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 225 states and 1373 transitions. [2018-10-02 12:34:58,329 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 1373 transitions. [2018-10-02 12:34:58,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:34:58,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:35:02,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:35:02,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 226 states and 1377 transitions. [2018-10-02 12:35:02,334 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 1377 transitions. [2018-10-02 12:35:02,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:35:02,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:35:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:35:02,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-02 12:35:05,298 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 12:35:05,301 INFO L168 Benchmark]: Toolchain (without parser) took 258646.21 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 912.3 MB in the end (delta: 561.7 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-02 12:35:05,302 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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 12:35:05,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.67 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 12:35:05,303 INFO L168 Benchmark]: Boogie Preprocessor took 28.82 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 12:35:05,304 INFO L168 Benchmark]: RCFGBuilder took 440.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-02 12:35:05,305 INFO L168 Benchmark]: CodeCheck took 258121.92 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 912.3 MB in the end (delta: 542.7 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-02 12:35:05,309 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 1086 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 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 45.67 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 28.82 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 440.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * CodeCheck took 258121.92 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 912.3 MB in the end (delta: 542.7 MB). Peak memory consumption was 2.3 GB. 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/threadpooling_product_WithoutIf.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-35-05-320.csv Completed graceful shutdown