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.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:07:19,681 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:07:19,683 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:07:19,702 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:07:19,703 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:07:19,704 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:07:19,706 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:07:19,708 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:07:19,710 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:07:19,713 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:07:19,714 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:07:19,715 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:07:19,717 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:07:19,726 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:07:19,728 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:07:19,730 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:07:19,731 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:07:19,733 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:07:19,737 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:07:19,738 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:07:19,739 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:07:19,743 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:07:19,749 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:07:19,750 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:07:19,750 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:07:19,751 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:07:19,753 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:07:19,754 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:07:19,755 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:07:19,756 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:07:19,757 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:07:19,757 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:07:19,757 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:07:19,758 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:07:19,760 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:07:19,760 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:07:19,762 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 [2018-10-04 13:07:19,790 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:07:19,790 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:07:19,792 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:07:19,792 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:07:19,793 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:07:19,793 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:07:19,793 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:07:19,793 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:07:19,795 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:07:19,795 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:07:19,795 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:07:19,795 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:07:19,796 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:07:19,796 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:07:19,796 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:07:19,796 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:07:19,796 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:07:19,797 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:07:19,798 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:07:19,798 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:07:19,798 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:07:19,799 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:07:19,799 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:07:19,799 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:07:19,799 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:07:19,799 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:07:19,800 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:07:19,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:07:19,800 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:07:19,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:07:19,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:07:19,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:07:19,895 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:07:19,895 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:07:19,896 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product.bpl [2018-10-04 13:07:19,897 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product.bpl' [2018-10-04 13:07:19,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:07:19,959 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:07:19,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:07:19,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:07:19,960 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:07:19,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (1/1) ... [2018-10-04 13:07:19,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (1/1) ... [2018-10-04 13:07:19,999 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:07:19,999 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:07:19,999 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:07:20,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:07:20,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:07:20,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:07:20,003 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:07:20,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (1/1) ... [2018-10-04 13:07:20,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (1/1) ... [2018-10-04 13:07:20,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (1/1) ... [2018-10-04 13:07:20,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (1/1) ... [2018-10-04 13:07:20,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (1/1) ... [2018-10-04 13:07:20,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (1/1) ... [2018-10-04 13:07:20,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (1/1) ... [2018-10-04 13:07:20,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:07:20,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:07:20,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:07:20,030 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:07:20,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:07:19" (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 [2018-10-04 13:07:20,093 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-10-04 13:07:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-10-04 13:07:20,094 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-10-04 13:07:20,594 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:07:20,595 INFO L202 PluginConnector]: Adding new model threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:07:20 BoogieIcfgContainer [2018-10-04 13:07:20,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:07:20,595 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:07:20,596 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:07:20,607 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:07:20,608 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:07:20" (1/1) ... [2018-10-04 13:07:20,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:07:20,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2018-10-04 13:07:20,668 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2018-10-04 13:07:20,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:07:20,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:20,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:21,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-10-04 13:07:21,108 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-10-04 13:07:21,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:07:21,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:21,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:21,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2018-10-04 13:07:21,838 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2018-10-04 13:07:21,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:21,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:22,303 WARN L178 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 7 [2018-10-04 13:07:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:23,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 35 states and 97 transitions. [2018-10-04 13:07:23,250 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 97 transitions. [2018-10-04 13:07:23,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:23,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:23,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:23,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:23,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 38 states and 105 transitions. [2018-10-04 13:07:23,517 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 105 transitions. [2018-10-04 13:07:23,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:23,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:23,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:24,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 44 states and 141 transitions. [2018-10-04 13:07:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 141 transitions. [2018-10-04 13:07:24,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:24,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:24,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:25,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:25,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 48 states and 165 transitions. [2018-10-04 13:07:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 165 transitions. [2018-10-04 13:07:25,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:25,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:25,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:25,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:25,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 49 states and 176 transitions. [2018-10-04 13:07:25,644 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 176 transitions. [2018-10-04 13:07:25,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:25,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:25,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:26,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:26,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 50 states and 186 transitions. [2018-10-04 13:07:26,050 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 186 transitions. [2018-10-04 13:07:26,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:26,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:26,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:26,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 51 states and 191 transitions. [2018-10-04 13:07:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 191 transitions. [2018-10-04 13:07:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:26,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:27,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:27,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 55 states and 211 transitions. [2018-10-04 13:07:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 211 transitions. [2018-10-04 13:07:27,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:07:27,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:27,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:27,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 56 states and 213 transitions. [2018-10-04 13:07:27,649 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 213 transitions. [2018-10-04 13:07:27,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:27,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:27,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:28,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:28,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 57 states and 224 transitions. [2018-10-04 13:07:28,558 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 224 transitions. [2018-10-04 13:07:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:07:28,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:28,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 58 states and 235 transitions. [2018-10-04 13:07:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 235 transitions. [2018-10-04 13:07:29,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:07:29,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:29,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:32,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 61 states and 254 transitions. [2018-10-04 13:07:32,888 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 254 transitions. [2018-10-04 13:07:32,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:07:32,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:32,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:33,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:33,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 62 states and 254 transitions. [2018-10-04 13:07:33,007 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 254 transitions. [2018-10-04 13:07:33,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:07:33,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:33,212 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:07:33,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:33,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 64 states and 268 transitions. [2018-10-04 13:07:33,974 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 268 transitions. [2018-10-04 13:07:33,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:07:33,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:34,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:36,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:36,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 68 states and 307 transitions. [2018-10-04 13:07:36,097 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 307 transitions. [2018-10-04 13:07:36,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:07:36,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:36,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:07:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:36,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 69 states and 309 transitions. [2018-10-04 13:07:36,668 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 309 transitions. [2018-10-04 13:07:36,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:07:36,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:07:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:36,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 70 states and 310 transitions. [2018-10-04 13:07:36,931 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 310 transitions. [2018-10-04 13:07:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:07:36,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:37,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:38,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:38,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 72 states and 318 transitions. [2018-10-04 13:07:38,232 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 318 transitions. [2018-10-04 13:07:38,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:38,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 75 states and 342 transitions. [2018-10-04 13:07:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 342 transitions. [2018-10-04 13:07:40,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:40,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:40,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 78 states and 359 transitions. [2018-10-04 13:07:41,676 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 359 transitions. [2018-10-04 13:07:41,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:41,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:41,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:43,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:43,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 81 states and 370 transitions. [2018-10-04 13:07:43,185 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 370 transitions. [2018-10-04 13:07:43,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:43,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:43,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:45,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 85 states and 388 transitions. [2018-10-04 13:07:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 388 transitions. [2018-10-04 13:07:45,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:45,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:48,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:48,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 91 states and 419 transitions. [2018-10-04 13:07:48,791 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 419 transitions. [2018-10-04 13:07:48,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:48,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:49,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:51,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:51,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 95 states and 444 transitions. [2018-10-04 13:07:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 444 transitions. [2018-10-04 13:07:51,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:51,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:51,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:52,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:52,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 96 states and 452 transitions. [2018-10-04 13:07:52,642 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 452 transitions. [2018-10-04 13:07:52,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:52,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:53,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:54,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 98 states and 461 transitions. [2018-10-04 13:07:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 461 transitions. [2018-10-04 13:07:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:54,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:56,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:56,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 101 states and 482 transitions. [2018-10-04 13:07:56,102 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 482 transitions. [2018-10-04 13:07:56,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:56,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:56,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:00,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 106 states and 518 transitions. [2018-10-04 13:08:00,495 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 518 transitions. [2018-10-04 13:08:00,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:00,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:01,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 111 states and 542 transitions. [2018-10-04 13:08:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 542 transitions. [2018-10-04 13:08:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:04,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:05,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:05,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 112 states and 553 transitions. [2018-10-04 13:08:05,137 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 553 transitions. [2018-10-04 13:08:05,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:05,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:05,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:07,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:07,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 114 states and 558 transitions. [2018-10-04 13:08:07,212 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 558 transitions. [2018-10-04 13:08:07,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:07,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:08,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:08,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 117 states and 572 transitions. [2018-10-04 13:08:08,740 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 572 transitions. [2018-10-04 13:08:08,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:08,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:10,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 119 states and 580 transitions. [2018-10-04 13:08:10,172 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 580 transitions. [2018-10-04 13:08:10,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:10,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:10,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:10,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:10,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:10,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 120 states and 582 transitions. [2018-10-04 13:08:10,770 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 582 transitions. [2018-10-04 13:08:10,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:10,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:11,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:16,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:16,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 126 states and 612 transitions. [2018-10-04 13:08:16,676 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 612 transitions. [2018-10-04 13:08:16,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:16,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:19,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:19,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 128 states and 628 transitions. [2018-10-04 13:08:19,241 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 628 transitions. [2018-10-04 13:08:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:19,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:19,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:20,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 130 states and 641 transitions. [2018-10-04 13:08:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 641 transitions. [2018-10-04 13:08:20,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:08:20,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:21,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:22,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 132 states and 646 transitions. [2018-10-04 13:08:22,519 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 646 transitions. [2018-10-04 13:08:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:08:22,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:22,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:08:26,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:26,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 136 states and 683 transitions. [2018-10-04 13:08:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 683 transitions. [2018-10-04 13:08:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:26,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:27,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:31,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:31,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 139 states and 712 transitions. [2018-10-04 13:08:31,212 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 712 transitions. [2018-10-04 13:08:31,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:31,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:08:35,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:35,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 143 states and 741 transitions. [2018-10-04 13:08:35,454 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 741 transitions. [2018-10-04 13:08:35,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:35,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:36,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:40,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:40,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 146 states and 763 transitions. [2018-10-04 13:08:40,469 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 763 transitions. [2018-10-04 13:08:40,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:40,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:41,350 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:44,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:44,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 149 states and 781 transitions. [2018-10-04 13:08:44,469 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 781 transitions. [2018-10-04 13:08:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:44,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:47,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:47,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 151 states and 811 transitions. [2018-10-04 13:08:47,513 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 811 transitions. [2018-10-04 13:08:47,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:47,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:47,726 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:48,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:48,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 152 states and 831 transitions. [2018-10-04 13:08:48,927 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 831 transitions. [2018-10-04 13:08:48,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:48,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:49,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 155 states and 846 transitions. [2018-10-04 13:08:51,445 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 846 transitions. [2018-10-04 13:08:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:51,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:52,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:52,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 156 states and 846 transitions. [2018-10-04 13:08:52,683 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 846 transitions. [2018-10-04 13:08:52,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:52,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:53,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:56,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:56,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 159 states and 863 transitions. [2018-10-04 13:08:56,505 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 863 transitions. [2018-10-04 13:08:56,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:56,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:56,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:08:57,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:08:57,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 160 states and 872 transitions. [2018-10-04 13:08:57,468 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 872 transitions. [2018-10-04 13:08:57,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:08:57,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:08:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:08:58,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:02,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 164 states and 905 transitions. [2018-10-04 13:09:02,093 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 905 transitions. [2018-10-04 13:09:02,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:09:02,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:03,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:07,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:07,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 167 states and 927 transitions. [2018-10-04 13:09:07,423 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 927 transitions. [2018-10-04 13:09:07,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:09:07,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:08,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:11,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:11,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 170 states and 944 transitions. [2018-10-04 13:09:11,986 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 944 transitions. [2018-10-04 13:09:11,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:09:11,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:11,995 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:14,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 172 states and 953 transitions. [2018-10-04 13:09:14,060 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 953 transitions. [2018-10-04 13:09:14,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:09:14,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:14,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:20,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:20,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 175 states and 977 transitions. [2018-10-04 13:09:20,200 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 977 transitions. [2018-10-04 13:09:20,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:09:20,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:20,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:09:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:23,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 178 states and 982 transitions. [2018-10-04 13:09:23,155 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 982 transitions. [2018-10-04 13:09:23,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:09:23,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 182 states and 1015 transitions. [2018-10-04 13:09:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 1015 transitions. [2018-10-04 13:09:28,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:09:28,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:30,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:30,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 184 states and 1020 transitions. [2018-10-04 13:09:30,884 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 1020 transitions. [2018-10-04 13:09:30,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:09:30,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:31,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:34,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:34,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 186 states and 1023 transitions. [2018-10-04 13:09:34,081 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 1023 transitions. [2018-10-04 13:09:34,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:09:34,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:34,468 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:36,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:36,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 186 states and 1022 transitions. [2018-10-04 13:09:36,914 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 1022 transitions. [2018-10-04 13:09:36,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:09:36,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:36,922 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:39,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 187 states and 1024 transitions. [2018-10-04 13:09:39,406 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 1024 transitions. [2018-10-04 13:09:39,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:09:39,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:39,985 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:43,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:43,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 188 states and 1037 transitions. [2018-10-04 13:09:43,578 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 1037 transitions. [2018-10-04 13:09:43,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:09:43,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:44,276 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:45,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 189 states and 1044 transitions. [2018-10-04 13:09:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 1044 transitions. [2018-10-04 13:09:45,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:09:45,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:45,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:49,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:49,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 192 states and 1066 transitions. [2018-10-04 13:09:49,285 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 1066 transitions. [2018-10-04 13:09:49,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:09:49,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:09:56,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:09:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 196 states and 1105 transitions. [2018-10-04 13:09:56,293 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 1105 transitions. [2018-10-04 13:09:56,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:09:56,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:09:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:09:56,653 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:02,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 200 states and 1141 transitions. [2018-10-04 13:10:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 1141 transitions. [2018-10-04 13:10:02,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:02,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:02,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:04,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:04,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 201 states and 1151 transitions. [2018-10-04 13:10:04,178 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 1151 transitions. [2018-10-04 13:10:04,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:04,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:04,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:05,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:05,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 202 states and 1165 transitions. [2018-10-04 13:10:05,726 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 1165 transitions. [2018-10-04 13:10:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:05,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:05,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:07,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 203 states and 1173 transitions. [2018-10-04 13:10:07,020 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 1173 transitions. [2018-10-04 13:10:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:07,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:10,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 206 states and 1204 transitions. [2018-10-04 13:10:10,587 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 1204 transitions. [2018-10-04 13:10:10,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:10,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:14,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:14,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 206 states and 1203 transitions. [2018-10-04 13:10:14,581 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 1203 transitions. [2018-10-04 13:10:14,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:14,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:14,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:18,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:18,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 208 states and 1198 transitions. [2018-10-04 13:10:18,731 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 1198 transitions. [2018-10-04 13:10:18,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:18,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:19,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:22,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:22,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 208 states and 1197 transitions. [2018-10-04 13:10:22,900 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 1197 transitions. [2018-10-04 13:10:22,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:22,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:23,325 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:29,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 213 states and 1238 transitions. [2018-10-04 13:10:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 1238 transitions. [2018-10-04 13:10:29,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:29,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:30,030 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:35,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:35,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 218 states and 1274 transitions. [2018-10-04 13:10:35,458 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 1274 transitions. [2018-10-04 13:10:35,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:35,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:38,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 221 states and 1299 transitions. [2018-10-04 13:10:38,862 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 1299 transitions. [2018-10-04 13:10:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:38,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:40,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:48,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:48,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 224 states and 1328 transitions. [2018-10-04 13:10:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 1328 transitions. [2018-10-04 13:10:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:48,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:48,816 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:50,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:50,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 225 states and 1338 transitions. [2018-10-04 13:10:50,912 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 1338 transitions. [2018-10-04 13:10:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:50,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:53,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 227 states and 1343 transitions. [2018-10-04 13:10:53,218 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1343 transitions. [2018-10-04 13:10:53,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:10:53,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:53,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:10:58,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:10:58,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 227 states and 1339 transitions. [2018-10-04 13:10:58,262 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1339 transitions. [2018-10-04 13:10:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:10:58,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:10:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:10:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:07,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:07,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 232 states and 1381 transitions. [2018-10-04 13:11:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1381 transitions. [2018-10-04 13:11:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:11:07,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:11,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:11,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 235 states and 1399 transitions. [2018-10-04 13:11:11,615 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 1399 transitions. [2018-10-04 13:11:11,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:11:11,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:12,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:11:18,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:18,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 238 states and 1420 transitions. [2018-10-04 13:11:18,212 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 1420 transitions. [2018-10-04 13:11:18,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:11:18,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:11:19,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:19,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 239 states and 1420 transitions. [2018-10-04 13:11:19,125 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 1420 transitions. [2018-10-04 13:11:19,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:11:19,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:19,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:11:26,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 244 states and 1452 transitions. [2018-10-04 13:11:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 1452 transitions. [2018-10-04 13:11:26,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:11:26,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:26,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:11:29,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 246 states and 1458 transitions. [2018-10-04 13:11:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 1458 transitions. [2018-10-04 13:11:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:11:29,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:11:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:11:32,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 248 states and 1466 transitions. [2018-10-04 13:11:32,067 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 1466 transitions. [2018-10-04 13:11:32,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:11:32,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:11:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:11:34,073 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 13:11:35,268 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:11:35,271 INFO L168 Benchmark]: Toolchain (without parser) took 255313.12 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-10-04 13:11:35,273 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:11:35,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:11:35,275 INFO L168 Benchmark]: Boogie Preprocessor took 26.83 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. [2018-10-04 13:11:35,275 INFO L168 Benchmark]: RCFGBuilder took 565.35 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. [2018-10-04 13:11:35,277 INFO L168 Benchmark]: CodeCheck took 254674.59 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-04 13:11:35,283 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 1144 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.83 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 565.35 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 254674.59 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: -1.7 GB). 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.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-11-35-297.csv Completed graceful shutdown