java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2eb0a67 [2018-10-03 09:29:41,571 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-03 09:29:41,573 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-03 09:29:41,590 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-03 09:29:41,590 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-03 09:29:41,591 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-03 09:29:41,595 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-03 09:29:41,598 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-03 09:29:41,600 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-03 09:29:41,603 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-03 09:29:41,605 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-03 09:29:41,606 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-03 09:29:41,607 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-03 09:29:41,608 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-03 09:29:41,612 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-03 09:29:41,613 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-03 09:29:41,614 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-03 09:29:41,621 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-03 09:29:41,623 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-03 09:29:41,628 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-03 09:29:41,633 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-03 09:29:41,634 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-03 09:29:41,638 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-03 09:29:41,638 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-03 09:29:41,639 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-03 09:29:41,640 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-03 09:29:41,641 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-03 09:29:41,642 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-03 09:29:41,643 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-03 09:29:41,646 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-03 09:29:41,646 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-03 09:29:41,647 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-03 09:29:41,648 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-03 09:29:41,648 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-03 09:29:41,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-03 09:29:41,652 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-03 09:29:41,652 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 [2018-10-03 09:29:41,675 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-03 09:29:41,675 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-03 09:29:41,676 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-03 09:29:41,676 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-03 09:29:41,677 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-03 09:29:41,677 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-03 09:29:41,677 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-03 09:29:41,677 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-03 09:29:41,677 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-03 09:29:41,678 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-03 09:29:41,678 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-03 09:29:41,678 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-03 09:29:41,678 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-03 09:29:41,678 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-03 09:29:41,679 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-03 09:29:41,679 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-03 09:29:41,679 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-03 09:29:41,679 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-03 09:29:41,679 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-03 09:29:41,679 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-03 09:29:41,680 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-03 09:29:41,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 09:29:41,680 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-03 09:29:41,680 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-03 09:29:41,680 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-03 09:29:41,681 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-03 09:29:41,681 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-03 09:29:41,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-03 09:29:41,681 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-03 09:29:41,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-03 09:29:41,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-03 09:29:41,757 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-03 09:29:41,758 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-03 09:29:41,759 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-03 09:29:41,760 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl [2018-10-03 09:29:41,760 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl' [2018-10-03 09:29:41,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-03 09:29:41,825 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-03 09:29:41,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-03 09:29:41,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-03 09:29:41,826 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-03 09:29:41,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (1/1) ... [2018-10-03 09:29:41,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (1/1) ... [2018-10-03 09:29:41,864 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-03 09:29:41,865 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-03 09:29:41,865 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-03 09:29:41,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-03 09:29:41,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-03 09:29:41,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-03 09:29:41,868 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-03 09:29:41,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (1/1) ... [2018-10-03 09:29:41,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (1/1) ... [2018-10-03 09:29:41,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (1/1) ... [2018-10-03 09:29:41,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (1/1) ... [2018-10-03 09:29:41,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (1/1) ... [2018-10-03 09:29:41,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (1/1) ... [2018-10-03 09:29:41,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (1/1) ... [2018-10-03 09:29:41,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-03 09:29:41,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-03 09:29:41,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-03 09:29:41,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-03 09:29:41,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:41" (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 [2018-10-03 09:29:41,955 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-10-03 09:29:41,955 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-10-03 09:29:41,955 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-10-03 09:29:42,471 INFO L337 CfgBuilder]: Using library mode [2018-10-03 09:29:42,472 INFO L202 PluginConnector]: Adding new model threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:29:42 BoogieIcfgContainer [2018-10-03 09:29:42,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-03 09:29:42,473 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-03 09:29:42,473 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-03 09:29:42,482 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-03 09:29:42,483 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:29:42" (1/1) ... [2018-10-03 09:29:42,495 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-03 09:29:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:42,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-03 09:29:42,536 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-03 09:29:42,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-03 09:29:42,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:42,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2018-10-03 09:29:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2018-10-03 09:29:42,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-03 09:29:42,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:43,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:43,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-10-03 09:29:43,710 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-10-03 09:29:43,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-03 09:29:43,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:43,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:43,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 25 states and 51 transitions. [2018-10-03 09:29:43,802 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 51 transitions. [2018-10-03 09:29:43,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-03 09:29:43,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:45,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:45,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2018-10-03 09:29:45,068 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2018-10-03 09:29:45,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-03 09:29:45,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:45,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:45,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 31 states and 76 transitions. [2018-10-03 09:29:45,899 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 76 transitions. [2018-10-03 09:29:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-03 09:29:45,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:45,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:46,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:46,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 32 states and 84 transitions. [2018-10-03 09:29:46,143 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 84 transitions. [2018-10-03 09:29:46,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-03 09:29:46,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:46,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:46,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:46,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 33 states and 92 transitions. [2018-10-03 09:29:46,873 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 92 transitions. [2018-10-03 09:29:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:46,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:47,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:48,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 37 states and 112 transitions. [2018-10-03 09:29:48,230 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 112 transitions. [2018-10-03 09:29:48,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:48,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:48,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:49,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 38 states and 117 transitions. [2018-10-03 09:29:49,014 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 117 transitions. [2018-10-03 09:29:49,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:49,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:49,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:51,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:51,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 45 states and 148 transitions. [2018-10-03 09:29:51,363 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 148 transitions. [2018-10-03 09:29:51,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:51,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:51,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:53,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:53,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 49 states and 163 transitions. [2018-10-03 09:29:53,161 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 163 transitions. [2018-10-03 09:29:53,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:53,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:53,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:54,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:54,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 54 states and 189 transitions. [2018-10-03 09:29:54,875 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 189 transitions. [2018-10-03 09:29:54,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:54,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:54,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:55,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:55,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 56 states and 192 transitions. [2018-10-03 09:29:55,029 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 192 transitions. [2018-10-03 09:29:55,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:55,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:55,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:56,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 59 states and 211 transitions. [2018-10-03 09:29:56,607 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 211 transitions. [2018-10-03 09:29:56,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:56,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:56,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:57,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 62 states and 222 transitions. [2018-10-03 09:29:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 222 transitions. [2018-10-03 09:29:57,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:57,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 63 states and 230 transitions. [2018-10-03 09:29:58,274 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 230 transitions. [2018-10-03 09:29:58,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:58,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:58,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:59,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:59,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 67 states and 248 transitions. [2018-10-03 09:29:59,265 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 248 transitions. [2018-10-03 09:29:59,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:59,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:59,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:01,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:01,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 71 states and 266 transitions. [2018-10-03 09:30:01,574 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 266 transitions. [2018-10-03 09:30:01,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:01,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:01,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:03,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:03,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 74 states and 287 transitions. [2018-10-03 09:30:03,432 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 287 transitions. [2018-10-03 09:30:03,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:03,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:03,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:04,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 77 states and 308 transitions. [2018-10-03 09:30:04,660 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 308 transitions. [2018-10-03 09:30:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:04,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:04,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:05,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:05,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 78 states and 317 transitions. [2018-10-03 09:30:05,146 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 317 transitions. [2018-10-03 09:30:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:05,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 82 states and 349 transitions. [2018-10-03 09:30:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 349 transitions. [2018-10-03 09:30:08,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:08,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:08,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:12,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:12,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 86 states and 383 transitions. [2018-10-03 09:30:12,536 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 383 transitions. [2018-10-03 09:30:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:12,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:12,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:13,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:13,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 88 states and 389 transitions. [2018-10-03 09:30:13,618 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 389 transitions. [2018-10-03 09:30:13,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:13,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:13,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:13,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:15,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:15,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 90 states and 392 transitions. [2018-10-03 09:30:15,015 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 392 transitions. [2018-10-03 09:30:15,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:15,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:15,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:17,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:17,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 93 states and 423 transitions. [2018-10-03 09:30:17,156 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 423 transitions. [2018-10-03 09:30:17,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:17,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:17,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:17,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:17,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 94 states and 430 transitions. [2018-10-03 09:30:17,928 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 430 transitions. [2018-10-03 09:30:17,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:17,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:17,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:19,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:19,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 96 states and 442 transitions. [2018-10-03 09:30:19,106 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 442 transitions. [2018-10-03 09:30:19,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:19,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:19,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:20,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:20,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 98 states and 445 transitions. [2018-10-03 09:30:20,171 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 445 transitions. [2018-10-03 09:30:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:20,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:20,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:20,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:20,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 99 states and 462 transitions. [2018-10-03 09:30:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 462 transitions. [2018-10-03 09:30:20,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:30:20,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:21,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:23,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:23,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 101 states and 470 transitions. [2018-10-03 09:30:23,008 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 470 transitions. [2018-10-03 09:30:23,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:23,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:26,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 106 states and 508 transitions. [2018-10-03 09:30:26,808 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 508 transitions. [2018-10-03 09:30:26,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:26,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:26,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:27,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 107 states and 523 transitions. [2018-10-03 09:30:27,617 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 523 transitions. [2018-10-03 09:30:27,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:27,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:28,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:28,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 108 states and 527 transitions. [2018-10-03 09:30:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 527 transitions. [2018-10-03 09:30:28,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:28,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:28,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:28,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:28,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 109 states and 536 transitions. [2018-10-03 09:30:28,832 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 536 transitions. [2018-10-03 09:30:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:28,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:30,092 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:33,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:33,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 114 states and 567 transitions. [2018-10-03 09:30:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 567 transitions. [2018-10-03 09:30:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:33,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:37,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:37,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 117 states and 585 transitions. [2018-10-03 09:30:37,095 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 585 transitions. [2018-10-03 09:30:37,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:37,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:37,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:37,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:37,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 118 states and 594 transitions. [2018-10-03 09:30:37,864 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 594 transitions. [2018-10-03 09:30:37,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:37,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:37,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:38,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:38,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 119 states and 599 transitions. [2018-10-03 09:30:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 599 transitions. [2018-10-03 09:30:38,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:38,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:39,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:42,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:42,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 122 states and 621 transitions. [2018-10-03 09:30:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 621 transitions. [2018-10-03 09:30:42,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:42,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:42,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:43,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 123 states and 628 transitions. [2018-10-03 09:30:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 628 transitions. [2018-10-03 09:30:43,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:43,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:44,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:45,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 125 states and 650 transitions. [2018-10-03 09:30:45,577 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 650 transitions. [2018-10-03 09:30:45,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:45,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:45,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:48,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:48,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 128 states and 668 transitions. [2018-10-03 09:30:48,909 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 668 transitions. [2018-10-03 09:30:48,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:48,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:49,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:52,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 131 states and 697 transitions. [2018-10-03 09:30:52,095 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 697 transitions. [2018-10-03 09:30:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:52,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:52,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:54,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:54,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 133 states and 707 transitions. [2018-10-03 09:30:54,139 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 707 transitions. [2018-10-03 09:30:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:54,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:54,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:55,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 134 states and 713 transitions. [2018-10-03 09:30:55,013 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 713 transitions. [2018-10-03 09:30:55,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:55,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:55,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:56,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:56,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 136 states and 723 transitions. [2018-10-03 09:30:56,879 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 723 transitions. [2018-10-03 09:30:56,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:30:56,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:57,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:00,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:00,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 139 states and 743 transitions. [2018-10-03 09:31:00,393 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 743 transitions. [2018-10-03 09:31:00,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:00,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:03,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 139 states and 741 transitions. [2018-10-03 09:31:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 741 transitions. [2018-10-03 09:31:03,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:03,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:06,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:06,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 141 states and 739 transitions. [2018-10-03 09:31:06,582 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 739 transitions. [2018-10-03 09:31:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:06,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:08,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:14,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 146 states and 791 transitions. [2018-10-03 09:31:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 791 transitions. [2018-10-03 09:31:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:14,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:14,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:19,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:19,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 149 states and 815 transitions. [2018-10-03 09:31:19,084 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 815 transitions. [2018-10-03 09:31:19,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:19,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:19,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:24,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 154 states and 855 transitions. [2018-10-03 09:31:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 855 transitions. [2018-10-03 09:31:24,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:24,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:24,180 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:25,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:25,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 155 states and 870 transitions. [2018-10-03 09:31:25,797 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 870 transitions. [2018-10-03 09:31:25,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:25,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:26,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 156 states and 875 transitions. [2018-10-03 09:31:26,748 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 875 transitions. [2018-10-03 09:31:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:26,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:26,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:28,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 157 states and 890 transitions. [2018-10-03 09:31:28,081 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 890 transitions. [2018-10-03 09:31:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:28,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:28,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:29,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:29,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 158 states and 898 transitions. [2018-10-03 09:31:29,417 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 898 transitions. [2018-10-03 09:31:29,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:29,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:29,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:31,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:31,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 161 states and 926 transitions. [2018-10-03 09:31:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 926 transitions. [2018-10-03 09:31:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:31,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:32,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:36,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 163 states and 932 transitions. [2018-10-03 09:31:36,012 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 932 transitions. [2018-10-03 09:31:36,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:36,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:36,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:39,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:39,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 165 states and 935 transitions. [2018-10-03 09:31:39,092 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 935 transitions. [2018-10-03 09:31:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:39,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:39,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:42,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:42,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 165 states and 934 transitions. [2018-10-03 09:31:42,615 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 934 transitions. [2018-10-03 09:31:42,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:42,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:43,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:48,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:48,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 170 states and 979 transitions. [2018-10-03 09:31:48,297 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 979 transitions. [2018-10-03 09:31:48,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:48,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:51,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:51,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 172 states and 988 transitions. [2018-10-03 09:31:51,992 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 988 transitions. [2018-10-03 09:31:51,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:51,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:53,934 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:54,228 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-10-03 09:31:59,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 173 states and 1004 transitions. [2018-10-03 09:31:59,736 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 1004 transitions. [2018-10-03 09:31:59,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:31:59,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:59,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:06,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 177 states and 1040 transitions. [2018-10-03 09:32:06,116 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 1040 transitions. [2018-10-03 09:32:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:32:06,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:07,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:19,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:19,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 184 states and 1100 transitions. [2018-10-03 09:32:19,842 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 1100 transitions. [2018-10-03 09:32:19,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:32:19,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-03 09:32:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:22,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 184 states and 1092 transitions. [2018-10-03 09:32:22,321 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 1092 transitions. [2018-10-03 09:32:22,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:32:22,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:22,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:25,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:25,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 186 states and 1098 transitions. [2018-10-03 09:32:25,138 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 1098 transitions. [2018-10-03 09:32:25,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:32:25,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:25,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:27,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:27,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 188 states and 1102 transitions. [2018-10-03 09:32:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 1102 transitions. [2018-10-03 09:32:27,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:32:27,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:27,807 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:29,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:29,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 189 states and 1111 transitions. [2018-10-03 09:32:29,116 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 1111 transitions. [2018-10-03 09:32:29,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:32:29,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-03 09:32:30,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:30,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 190 states and 1119 transitions. [2018-10-03 09:32:30,260 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 1119 transitions. [2018-10-03 09:32:30,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:32:30,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:30,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-03 09:32:32,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:32,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 190 states and 1117 transitions. [2018-10-03 09:32:32,927 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 1117 transitions. [2018-10-03 09:32:32,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:32:32,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:32,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-03 09:32:34,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:34,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 191 states and 1129 transitions. [2018-10-03 09:32:34,443 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 1129 transitions. [2018-10-03 09:32:34,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:32:34,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:34,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:35,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:35,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 192 states and 1135 transitions. [2018-10-03 09:32:35,651 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 1135 transitions. [2018-10-03 09:32:35,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:32:35,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:36,932 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:47,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:47,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 199 states and 1187 transitions. [2018-10-03 09:32:47,095 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 1187 transitions. [2018-10-03 09:32:47,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:32:47,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:48,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:55,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 204 states and 1218 transitions. [2018-10-03 09:32:55,879 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 1218 transitions. [2018-10-03 09:32:55,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:32:55,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:00,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:00,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 206 states and 1235 transitions. [2018-10-03 09:33:00,683 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 1235 transitions. [2018-10-03 09:33:00,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:00,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:01,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 207 states and 1240 transitions. [2018-10-03 09:33:01,947 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 1240 transitions. [2018-10-03 09:33:01,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:01,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:01,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:07,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 211 states and 1274 transitions. [2018-10-03 09:33:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 1274 transitions. [2018-10-03 09:33:07,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:07,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:07,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 212 states and 1278 transitions. [2018-10-03 09:33:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 1278 transitions. [2018-10-03 09:33:08,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:08,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:11,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:16,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:16,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 214 states and 1285 transitions. [2018-10-03 09:33:16,193 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 1285 transitions. [2018-10-03 09:33:16,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:16,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:16,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:18,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 216 states and 1289 transitions. [2018-10-03 09:33:18,764 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 1289 transitions. [2018-10-03 09:33:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:18,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:18,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:20,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 217 states and 1297 transitions. [2018-10-03 09:33:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1297 transitions. [2018-10-03 09:33:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:20,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:20,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:21,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:21,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 218 states and 1302 transitions. [2018-10-03 09:33:21,631 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 1302 transitions. [2018-10-03 09:33:21,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:21,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:21,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:23,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:23,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 219 states and 1318 transitions. [2018-10-03 09:33:23,215 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 1318 transitions. [2018-10-03 09:33:23,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:23,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:23,262 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:26,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 221 states and 1321 transitions. [2018-10-03 09:33:26,182 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 1321 transitions. [2018-10-03 09:33:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:26,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:27,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:27,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 222 states and 1328 transitions. [2018-10-03 09:33:27,616 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 1328 transitions. [2018-10-03 09:33:27,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:27,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:29,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:35,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:35,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 225 states and 1341 transitions. [2018-10-03 09:33:35,170 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 1341 transitions. [2018-10-03 09:33:35,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:35,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:37,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 227 states and 1344 transitions. [2018-10-03 09:33:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1344 transitions. [2018-10-03 09:33:37,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:37,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:48,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:48,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 232 states and 1392 transitions. [2018-10-03 09:33:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1392 transitions. [2018-10-03 09:33:48,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:48,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:56,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 235 states and 1416 transitions. [2018-10-03 09:33:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 1416 transitions. [2018-10-03 09:33:56,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:56,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:57,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 236 states and 1419 transitions. [2018-10-03 09:33:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 1419 transitions. [2018-10-03 09:33:57,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:57,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:59,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 237 states and 1421 transitions. [2018-10-03 09:33:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1421 transitions. [2018-10-03 09:33:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:59,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:59,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 238 states and 1423 transitions. [2018-10-03 09:34:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 1423 transitions. [2018-10-03 09:34:01,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:34:01,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-03 09:34:01,598 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-03 09:34:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:01,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 09:34:01,623 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-03 09:34:01,624 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-03 09:34:01,627 INFO L168 Benchmark]: Toolchain (without parser) took 259804.61 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 2.4 GB in the end (delta: -899.5 MB). Peak memory consumption was 960.2 MB. Max. memory is 7.1 GB. [2018-10-03 09:34:01,628 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 09:34:01,628 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.10 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. [2018-10-03 09:34:01,629 INFO L168 Benchmark]: Boogie Preprocessor took 24.65 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. [2018-10-03 09:34:01,629 INFO L168 Benchmark]: RCFGBuilder took 579.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-03 09:34:01,630 INFO L168 Benchmark]: CodeCheck took 259153.20 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -920.6 MB). Peak memory consumption was 939.0 MB. Max. memory is 7.1 GB. [2018-10-03 09:34:01,633 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 TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1100 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.10 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 24.65 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 579.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 259153.20 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -920.6 MB). Peak memory consumption was 939.0 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_WithoutIf.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-03_09-34-01-647.csv Completed graceful shutdown