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_PUPT.epf -i ../../../trunk/examples/programs/real-life/threadpooling_product.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:40:51,716 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:40:51,718 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:40:51,731 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:40:51,732 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:40:51,733 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:40:51,734 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:40:51,735 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:40:51,737 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:40:51,738 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:40:51,739 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:40:51,739 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:40:51,740 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:40:51,741 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:40:51,742 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:40:51,743 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:40:51,743 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:40:51,745 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:40:51,747 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:40:51,749 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:40:51,750 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:40:51,752 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:40:51,754 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:40:51,754 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:40:51,755 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:40:51,755 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:40:51,757 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:40:51,757 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:40:51,758 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:40:51,759 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:40:51,760 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:40:51,760 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:40:51,761 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:40:51,761 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:40:51,762 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:40:51,762 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:40:51,763 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 11:40:51,786 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:40:51,787 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:40:51,787 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:40:51,788 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:40:51,788 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:40:51,788 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:40:51,789 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:40:51,789 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:40:51,789 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:40:51,789 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:40:51,789 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:40:51,790 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:40:51,790 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:40:51,790 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:40:51,790 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:40:51,790 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:40:51,791 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:40:51,791 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:40:51,791 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:40:51,791 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 11:40:51,791 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:40:51,792 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:40:51,792 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:40:51,792 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:40:51,792 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:40:51,792 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:40:51,793 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:40:51,793 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:40:51,793 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:40:51,793 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:40:51,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:40:51,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:40:51,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:40:51,858 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:40:51,859 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:40:51,860 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product.bpl [2018-09-30 11:40:51,860 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product.bpl' [2018-09-30 11:40:51,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:40:51,935 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:40:51,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:40:51,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:40:51,938 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:40:51,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (1/1) ... [2018-09-30 11:40:51,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (1/1) ... [2018-09-30 11:40:51,979 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:40:51,979 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:40:51,979 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:40:51,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:40:51,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:40:51,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:40:51,983 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:40:51,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (1/1) ... [2018-09-30 11:40:51,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (1/1) ... [2018-09-30 11:40:51,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (1/1) ... [2018-09-30 11:40:51,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (1/1) ... [2018-09-30 11:40:52,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (1/1) ... [2018-09-30 11:40:52,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (1/1) ... [2018-09-30 11:40:52,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (1/1) ... [2018-09-30 11:40:52,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:40:52,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:40:52,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:40:52,011 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:40:52,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:51" (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 [2018-09-30 11:40:52,081 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-30 11:40:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-30 11:40:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-30 11:40:52,672 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:40:52,673 INFO L202 PluginConnector]: Adding new model threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:40:52 BoogieIcfgContainer [2018-09-30 11:40:52,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:40:52,673 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:40:52,673 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:40:52,685 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:40:52,685 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:40:52" (1/1) ... [2018-09-30 11:40:52,700 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 11:40:52,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2018-09-30 11:40:52,744 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2018-09-30 11:40:52,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:40:52,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:52,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:53,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:53,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-09-30 11:40:53,837 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-09-30 11:40:53,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:40:53,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:54,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:55,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:55,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2018-09-30 11:40:55,162 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2018-09-30 11:40:55,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:40:55,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:55,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:57,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 35 states and 97 transitions. [2018-09-30 11:40:57,006 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 97 transitions. [2018-09-30 11:40:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:40:57,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:57,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:58,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 38 states and 105 transitions. [2018-09-30 11:40:58,177 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 105 transitions. [2018-09-30 11:40:58,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:40:58,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:58,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:00,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:00,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 44 states and 141 transitions. [2018-09-30 11:41:00,258 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 141 transitions. [2018-09-30 11:41:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:00,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:00,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:01,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:01,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 48 states and 165 transitions. [2018-09-30 11:41:01,573 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 165 transitions. [2018-09-30 11:41:01,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:01,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:03,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:03,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 49 states and 176 transitions. [2018-09-30 11:41:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 176 transitions. [2018-09-30 11:41:03,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:03,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:03,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:03,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 50 states and 186 transitions. [2018-09-30 11:41:03,955 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 186 transitions. [2018-09-30 11:41:03,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:03,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:05,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:05,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 51 states and 191 transitions. [2018-09-30 11:41:05,625 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 191 transitions. [2018-09-30 11:41:05,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:05,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:05,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:06,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:06,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 52 states and 193 transitions. [2018-09-30 11:41:06,371 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 193 transitions. [2018-09-30 11:41:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:41:06,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:06,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:07,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:07,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 56 states and 209 transitions. [2018-09-30 11:41:07,535 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 209 transitions. [2018-09-30 11:41:07,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:07,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:07,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:08,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 57 states and 220 transitions. [2018-09-30 11:41:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 220 transitions. [2018-09-30 11:41:08,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:41:08,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:09,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:09,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 58 states and 231 transitions. [2018-09-30 11:41:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 231 transitions. [2018-09-30 11:41:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:41:09,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:10,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:11,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:11,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 61 states and 250 transitions. [2018-09-30 11:41:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 250 transitions. [2018-09-30 11:41:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:41:11,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:12,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:13,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 62 states and 258 transitions. [2018-09-30 11:41:13,531 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 258 transitions. [2018-09-30 11:41:13,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:41:13,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:14,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:14,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 63 states and 276 transitions. [2018-09-30 11:41:14,522 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 276 transitions. [2018-09-30 11:41:14,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:41:14,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:14,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:41:16,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:16,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 65 states and 291 transitions. [2018-09-30 11:41:16,824 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 291 transitions. [2018-09-30 11:41:16,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:41:16,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:18,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:18,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 66 states and 295 transitions. [2018-09-30 11:41:18,155 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 295 transitions. [2018-09-30 11:41:18,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:41:18,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:18,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:18,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:18,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 67 states and 295 transitions. [2018-09-30 11:41:18,586 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 295 transitions. [2018-09-30 11:41:18,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:41:18,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:20,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 70 states and 329 transitions. [2018-09-30 11:41:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 329 transitions. [2018-09-30 11:41:20,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:41:20,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:21,135 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:41:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 71 states and 331 transitions. [2018-09-30 11:41:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 331 transitions. [2018-09-30 11:41:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:41:22,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:24,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 73 states and 339 transitions. [2018-09-30 11:41:24,204 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 339 transitions. [2018-09-30 11:41:24,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:24,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:24,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:27,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:27,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 76 states and 364 transitions. [2018-09-30 11:41:27,020 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 364 transitions. [2018-09-30 11:41:27,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:27,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:29,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 79 states and 384 transitions. [2018-09-30 11:41:29,477 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 384 transitions. [2018-09-30 11:41:29,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:29,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:29,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:31,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:31,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 81 states and 389 transitions. [2018-09-30 11:41:31,537 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 389 transitions. [2018-09-30 11:41:31,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:31,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:31,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:35,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:35,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 87 states and 428 transitions. [2018-09-30 11:41:35,990 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 428 transitions. [2018-09-30 11:41:35,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:35,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:36,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:39,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:39,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 91 states and 444 transitions. [2018-09-30 11:41:39,827 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 444 transitions. [2018-09-30 11:41:39,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:39,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:40,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:43,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:43,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 95 states and 470 transitions. [2018-09-30 11:41:43,768 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 470 transitions. [2018-09-30 11:41:43,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:43,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:43,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:45,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:45,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 96 states and 478 transitions. [2018-09-30 11:41:45,982 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 478 transitions. [2018-09-30 11:41:45,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:45,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:46,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:48,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:48,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 98 states and 487 transitions. [2018-09-30 11:41:48,057 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 487 transitions. [2018-09-30 11:41:48,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:48,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:48,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:55,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 103 states and 528 transitions. [2018-09-30 11:41:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 528 transitions. [2018-09-30 11:41:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:55,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:55,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:58,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:58,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 106 states and 547 transitions. [2018-09-30 11:41:58,822 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 547 transitions. [2018-09-30 11:41:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:41:58,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:00,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:06,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:06,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 111 states and 571 transitions. [2018-09-30 11:42:06,678 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 571 transitions. [2018-09-30 11:42:06,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:06,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:06,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:10,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:10,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 114 states and 597 transitions. [2018-09-30 11:42:10,679 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 597 transitions. [2018-09-30 11:42:10,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:10,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:10,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:14,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:14,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 117 states and 614 transitions. [2018-09-30 11:42:14,938 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 614 transitions. [2018-09-30 11:42:14,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:14,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:19,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:19,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 119 states and 620 transitions. [2018-09-30 11:42:19,036 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 620 transitions. [2018-09-30 11:42:19,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:19,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:19,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:22,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:22,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 121 states and 634 transitions. [2018-09-30 11:42:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 634 transitions. [2018-09-30 11:42:22,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:22,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:22,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:24,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:24,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 122 states and 638 transitions. [2018-09-30 11:42:24,131 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 638 transitions. [2018-09-30 11:42:24,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:24,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:24,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:27,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 124 states and 647 transitions. [2018-09-30 11:42:27,220 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 647 transitions. [2018-09-30 11:42:27,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:27,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:29,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:29,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 125 states and 658 transitions. [2018-09-30 11:42:29,295 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 658 transitions. [2018-09-30 11:42:29,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:29,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:31,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:31,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 126 states and 662 transitions. [2018-09-30 11:42:31,414 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 662 transitions. [2018-09-30 11:42:31,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:31,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:33,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:42,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:42,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 132 states and 694 transitions. [2018-09-30 11:42:42,533 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 694 transitions. [2018-09-30 11:42:42,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:42,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:44,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:44,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 133 states and 697 transitions. [2018-09-30 11:42:44,998 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 697 transitions. [2018-09-30 11:42:44,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:44,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:45,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:47,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 134 states and 704 transitions. [2018-09-30 11:42:47,618 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 704 transitions. [2018-09-30 11:42:47,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:47,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:48,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:52,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 136 states and 721 transitions. [2018-09-30 11:42:52,442 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 721 transitions. [2018-09-30 11:42:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:52,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:52,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:56,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:56,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 138 states and 735 transitions. [2018-09-30 11:42:56,597 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 735 transitions. [2018-09-30 11:42:56,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:42:56,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:56,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:00,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:00,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 140 states and 740 transitions. [2018-09-30 11:43:00,954 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 740 transitions. [2018-09-30 11:43:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:43:00,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:00,990 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:11,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:11,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 144 states and 784 transitions. [2018-09-30 11:43:11,500 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 784 transitions. [2018-09-30 11:43:11,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:43:11,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:13,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:23,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 147 states and 818 transitions. [2018-09-30 11:43:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 818 transitions. [2018-09-30 11:43:23,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:43:23,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:24,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:34,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 151 states and 845 transitions. [2018-09-30 11:43:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 845 transitions. [2018-09-30 11:43:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:43:34,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:45,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:45,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 155 states and 883 transitions. [2018-09-30 11:43:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 883 transitions. [2018-09-30 11:43:45,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:43:45,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 11:43:49,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:49,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 156 states and 900 transitions. [2018-09-30 11:43:49,301 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 900 transitions. [2018-09-30 11:43:49,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:43:49,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:57,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 158 states and 923 transitions. [2018-09-30 11:43:57,482 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 923 transitions. [2018-09-30 11:43:57,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:43:57,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:57,553 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:01,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:01,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 159 states and 943 transitions. [2018-09-30 11:44:01,367 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 943 transitions. [2018-09-30 11:44:01,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:44:01,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:01,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:10,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:10,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 162 states and 959 transitions. [2018-09-30 11:44:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 959 transitions. [2018-09-30 11:44:10,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:44:10,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:11,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:24,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 167 states and 996 transitions. [2018-09-30 11:44:24,852 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 996 transitions. [2018-09-30 11:44:24,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:44:24,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:24,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:28,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 168 states and 996 transitions. [2018-09-30 11:44:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 996 transitions. [2018-09-30 11:44:28,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:44:28,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:29,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:44,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:44,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 172 states and 1034 transitions. [2018-09-30 11:44:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 1034 transitions. [2018-09-30 11:44:44,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:44:44,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:46,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:01,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 175 states and 1053 transitions. [2018-09-30 11:45:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 1053 transitions. [2018-09-30 11:45:01,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:45:01,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:01,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:12,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 178 states and 1075 transitions. [2018-09-30 11:45:12,803 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 1075 transitions. [2018-09-30 11:45:12,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:45:12,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:13,926 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 11:45:22,694 INFO L202 PluginConnector]: Adding new model threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 11:45:22 ImpRootNode [2018-09-30 11:45:22,694 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 11:45:22,695 INFO L168 Benchmark]: Toolchain (without parser) took 270762.19 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 191.4 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 372.8 MB). Peak memory consumption was 749.8 MB. Max. memory is 7.1 GB. [2018-09-30 11:45:22,697 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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. [2018-09-30 11:45:22,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.81 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. [2018-09-30 11:45:22,698 INFO L168 Benchmark]: Boogie Preprocessor took 27.60 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. [2018-09-30 11:45:22,699 INFO L168 Benchmark]: RCFGBuilder took 661.90 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:45:22,699 INFO L168 Benchmark]: CodeCheck took 270021.01 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 191.4 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 351.6 MB). Peak memory consumption was 728.6 MB. Max. memory is 7.1 GB. [2018-09-30 11:45:22,703 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 85]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 85) - TimeoutResultAtElement [Line: 94]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 94) - TimeoutResultAtElement [Line: 45]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 45) - TimeoutResultAtElement [Line: 74]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 74) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 23 locations, 4 error locations. UNKNOWN Result, 269.9s OverallTime, 61 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -1103979922 SDslu, 128 SDs, 0 SdLazy, -161094830 SolverSat, -474052960 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 151.9s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 22.3s InterpolantComputationTime, 587 NumberOfCodeBlocks, 587 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 526 ConstructedInterpolants, 0 QuantifiedInterpolants, 31328 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 15 PerfectInterpolantSequences, 44/118 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 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 45.81 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 27.60 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 661.90 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 270021.01 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 191.4 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 351.6 MB). Peak memory consumption was 728.6 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/threadpooling_product.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-30_11-45-22-715.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/threadpooling_product.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-45-22-715.csv Completed graceful shutdown