java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/real-life/threadpooling_product_WithProcedures.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 03:10:41,514 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 03:10:41,516 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 03:10:41,528 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 03:10:41,528 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 03:10:41,530 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 03:10:41,531 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 03:10:41,533 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 03:10:41,535 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 03:10:41,536 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 03:10:41,537 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 03:10:41,537 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 03:10:41,538 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 03:10:41,539 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 03:10:41,540 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 03:10:41,541 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 03:10:41,542 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 03:10:41,545 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 03:10:41,547 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 03:10:41,549 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 03:10:41,550 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 03:10:41,551 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 03:10:41,554 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 03:10:41,554 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 03:10:41,555 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 03:10:41,556 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 03:10:41,557 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 03:10:41,558 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 03:10:41,559 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 03:10:41,560 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 03:10:41,560 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 03:10:41,561 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 03:10:41,561 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 03:10:41,562 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 03:10:41,563 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 03:10:41,564 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 03:10:41,564 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-01 03:10:41,587 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 03:10:41,587 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 03:10:41,591 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 03:10:41,591 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 03:10:41,592 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 03:10:41,592 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 03:10:41,594 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 03:10:41,595 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 03:10:41,595 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 03:10:41,595 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 03:10:41,595 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 03:10:41,595 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 03:10:41,596 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 03:10:41,596 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 03:10:41,596 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 03:10:41,596 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 03:10:41,596 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 03:10:41,597 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 03:10:41,597 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 03:10:41,597 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-01 03:10:41,597 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 03:10:41,597 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 03:10:41,599 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:10:41,600 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 03:10:41,600 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 03:10:41,600 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 03:10:41,601 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 03:10:41,601 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 03:10:41,601 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 03:10:41,601 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 03:10:41,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 03:10:41,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 03:10:41,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 03:10:41,690 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 03:10:41,691 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 03:10:41,692 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithProcedures.bpl [2018-10-01 03:10:41,692 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithProcedures.bpl' [2018-10-01 03:10:41,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 03:10:41,751 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 03:10:41,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 03:10:41,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 03:10:41,753 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 03:10:41,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (1/1) ... [2018-10-01 03:10:41,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (1/1) ... [2018-10-01 03:10:41,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 03:10:41,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 03:10:41,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 03:10:41,798 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 03:10:41,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (1/1) ... [2018-10-01 03:10:41,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (1/1) ... [2018-10-01 03:10:41,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (1/1) ... [2018-10-01 03:10:41,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (1/1) ... [2018-10-01 03:10:41,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (1/1) ... [2018-10-01 03:10:41,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (1/1) ... [2018-10-01 03:10:41,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (1/1) ... [2018-10-01 03:10:41,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 03:10:41,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 03:10:41,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 03:10:41,834 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 03:10:41,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:10:41" (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 [2018-10-01 03:10:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure l1l0 [2018-10-01 03:10:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l1l0 [2018-10-01 03:10:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure l0l1 [2018-10-01 03:10:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l0l1 [2018-10-01 03:10:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure l0l0 [2018-10-01 03:10:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure l0l0 [2018-10-01 03:10:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 03:10:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 03:10:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure l1l1 [2018-10-01 03:10:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure l1l1 [2018-10-01 03:10:42,658 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 03:10:42,659 INFO L202 PluginConnector]: Adding new model threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:10:42 BoogieIcfgContainer [2018-10-01 03:10:42,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 03:10:42,660 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 03:10:42,660 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 03:10:42,672 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 03:10:42,672 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:10:42" (1/1) ... [2018-10-01 03:10:42,686 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-01 03:10:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:42,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 50 transitions. [2018-10-01 03:10:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2018-10-01 03:10:42,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 03:10:42,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:43,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:43,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:43,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-10-01 03:10:43,865 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-10-01 03:10:43,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 03:10:43,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:44,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:45,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:45,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2018-10-01 03:10:45,323 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2018-10-01 03:10:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:45,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:45,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:46,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:46,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2018-10-01 03:10:46,570 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2018-10-01 03:10:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:46,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:46,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:47,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:47,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 113 transitions. [2018-10-01 03:10:47,298 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 113 transitions. [2018-10-01 03:10:47,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:47,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:10:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:47,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 61 states and 114 transitions. [2018-10-01 03:10:47,656 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 114 transitions. [2018-10-01 03:10:47,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:47,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:47,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2018-10-01 03:10:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2018-10-01 03:10:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:48,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:48,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:49,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 65 states and 132 transitions. [2018-10-01 03:10:49,513 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 132 transitions. [2018-10-01 03:10:49,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:49,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:49,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:49,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2018-10-01 03:10:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2018-10-01 03:10:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:50,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:50,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:51,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:51,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 72 states and 157 transitions. [2018-10-01 03:10:51,471 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 157 transitions. [2018-10-01 03:10:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:51,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:10:51,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:51,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 74 states and 161 transitions. [2018-10-01 03:10:51,620 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 161 transitions. [2018-10-01 03:10:51,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:51,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:51,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 76 states and 164 transitions. [2018-10-01 03:10:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 164 transitions. [2018-10-01 03:10:52,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:52,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:52,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:52,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 80 states and 176 transitions. [2018-10-01 03:10:52,731 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 176 transitions. [2018-10-01 03:10:52,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:10:52,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:52,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:53,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 81 states and 180 transitions. [2018-10-01 03:10:53,334 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 180 transitions. [2018-10-01 03:10:53,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:10:53,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:53,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:55,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:55,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 88 states and 204 transitions. [2018-10-01 03:10:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 204 transitions. [2018-10-01 03:10:55,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:10:55,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:55,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:57,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 96 states and 229 transitions. [2018-10-01 03:10:57,129 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 229 transitions. [2018-10-01 03:10:57,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:10:57,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:57,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:59,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 102 states and 250 transitions. [2018-10-01 03:10:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 250 transitions. [2018-10-01 03:10:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:10:59,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:00,234 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:02,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:02,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 105 states and 264 transitions. [2018-10-01 03:11:02,578 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 264 transitions. [2018-10-01 03:11:02,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:11:02,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:03,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:03,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:03,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 109 states and 278 transitions. [2018-10-01 03:11:03,989 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 278 transitions. [2018-10-01 03:11:03,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:11:03,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:04,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 111 states and 287 transitions. [2018-10-01 03:11:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 287 transitions. [2018-10-01 03:11:05,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:11:05,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:05,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 113 states and 293 transitions. [2018-10-01 03:11:05,963 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 293 transitions. [2018-10-01 03:11:05,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:11:05,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:06,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:07,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:07,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 117 states and 308 transitions. [2018-10-01 03:11:07,252 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 308 transitions. [2018-10-01 03:11:07,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:11:07,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-01 03:11:07,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:07,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 119 states and 310 transitions. [2018-10-01 03:11:07,854 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 310 transitions. [2018-10-01 03:11:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:11:07,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:07,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 121 states and 315 transitions. [2018-10-01 03:11:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 315 transitions. [2018-10-01 03:11:08,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:08,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:08,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 129 states and 344 transitions. [2018-10-01 03:11:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 344 transitions. [2018-10-01 03:11:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:11,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:11,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:12,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:12,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 130 states and 346 transitions. [2018-10-01 03:11:12,681 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 346 transitions. [2018-10-01 03:11:12,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:12,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:12,876 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:14,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:14,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 135 states and 361 transitions. [2018-10-01 03:11:14,783 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 361 transitions. [2018-10-01 03:11:14,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:14,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:15,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:18,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:18,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 144 states and 385 transitions. [2018-10-01 03:11:18,073 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 385 transitions. [2018-10-01 03:11:18,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:18,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:18,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:20,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 151 states and 407 transitions. [2018-10-01 03:11:20,403 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 407 transitions. [2018-10-01 03:11:20,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:20,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:20,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:21,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:21,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 152 states and 409 transitions. [2018-10-01 03:11:21,401 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 409 transitions. [2018-10-01 03:11:21,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:21,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:21,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 153 states and 409 transitions. [2018-10-01 03:11:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 409 transitions. [2018-10-01 03:11:21,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:21,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:22,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:23,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:23,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 157 states and 422 transitions. [2018-10-01 03:11:23,123 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 422 transitions. [2018-10-01 03:11:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:23,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:23,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:24,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 163 states and 442 transitions. [2018-10-01 03:11:24,806 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 442 transitions. [2018-10-01 03:11:24,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:24,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:25,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:25,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 164 states and 443 transitions. [2018-10-01 03:11:25,151 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 443 transitions. [2018-10-01 03:11:25,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:25,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:25,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:26,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 165 states and 445 transitions. [2018-10-01 03:11:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 445 transitions. [2018-10-01 03:11:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:26,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:26,196 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:11:26,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 166 states and 449 transitions. [2018-10-01 03:11:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 449 transitions. [2018-10-01 03:11:26,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:26,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:27,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 167 states and 450 transitions. [2018-10-01 03:11:27,347 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 450 transitions. [2018-10-01 03:11:27,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:27,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:27,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:27,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 170 states and 460 transitions. [2018-10-01 03:11:27,690 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 460 transitions. [2018-10-01 03:11:27,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:27,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:30,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:30,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 176 states and 479 transitions. [2018-10-01 03:11:30,081 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 479 transitions. [2018-10-01 03:11:30,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:30,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:30,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:32,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:32,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 184 states and 505 transitions. [2018-10-01 03:11:32,435 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 505 transitions. [2018-10-01 03:11:32,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:32,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:32,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:33,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:33,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 185 states and 507 transitions. [2018-10-01 03:11:33,174 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 507 transitions. [2018-10-01 03:11:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:33,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:33,276 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:11:34,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:34,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 187 states and 512 transitions. [2018-10-01 03:11:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 512 transitions. [2018-10-01 03:11:34,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:34,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:34,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:34,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:36,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 191 states and 522 transitions. [2018-10-01 03:11:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 522 transitions. [2018-10-01 03:11:36,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:36,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:38,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 194 states and 532 transitions. [2018-10-01 03:11:38,524 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 532 transitions. [2018-10-01 03:11:38,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:11:38,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:38,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:41,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:41,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 198 states and 550 transitions. [2018-10-01 03:11:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 550 transitions. [2018-10-01 03:11:41,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 03:11:41,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:41,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:42,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:42,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 200 states and 558 transitions. [2018-10-01 03:11:42,613 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 558 transitions. [2018-10-01 03:11:42,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:11:42,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:42,841 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-01 03:11:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:43,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 202 states and 561 transitions. [2018-10-01 03:11:43,179 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 561 transitions. [2018-10-01 03:11:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:11:43,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:43,418 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-01 03:11:43,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 203 states and 561 transitions. [2018-10-01 03:11:43,744 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 561 transitions. [2018-10-01 03:11:43,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:11:43,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:43,938 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:11:46,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:46,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 206 states and 570 transitions. [2018-10-01 03:11:46,675 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 570 transitions. [2018-10-01 03:11:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:11:46,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:46,872 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:11:48,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:48,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 206 states and 569 transitions. [2018-10-01 03:11:48,082 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 569 transitions. [2018-10-01 03:11:48,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:11:48,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:48,140 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-01 03:11:49,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 206 states and 568 transitions. [2018-10-01 03:11:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 568 transitions. [2018-10-01 03:11:49,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 03:11:49,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 209 states and 579 transitions. [2018-10-01 03:11:50,582 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 579 transitions. [2018-10-01 03:11:50,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:11:50,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:50,715 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:11:53,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:53,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 212 states and 589 transitions. [2018-10-01 03:11:53,622 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 589 transitions. [2018-10-01 03:11:53,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:11:53,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:54,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:59,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:59,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 216 states and 611 transitions. [2018-10-01 03:11:59,959 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 611 transitions. [2018-10-01 03:11:59,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:11:59,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:00,011 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:03,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 220 states and 634 transitions. [2018-10-01 03:12:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 634 transitions. [2018-10-01 03:12:03,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:03,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:03,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:10,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 226 states and 660 transitions. [2018-10-01 03:12:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 660 transitions. [2018-10-01 03:12:10,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:10,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:13,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:13,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 229 states and 667 transitions. [2018-10-01 03:12:13,743 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 667 transitions. [2018-10-01 03:12:13,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:13,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:13,938 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:15,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 235 states and 688 transitions. [2018-10-01 03:12:15,908 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 688 transitions. [2018-10-01 03:12:15,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:15,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:16,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:19,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:19,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 241 states and 715 transitions. [2018-10-01 03:12:19,123 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 715 transitions. [2018-10-01 03:12:19,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:19,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:19,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:27,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:27,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 246 states and 751 transitions. [2018-10-01 03:12:27,286 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 751 transitions. [2018-10-01 03:12:27,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:27,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:27,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:34,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 253 states and 785 transitions. [2018-10-01 03:12:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 785 transitions. [2018-10-01 03:12:34,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:34,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:35,262 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:38,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:38,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 257 states and 801 transitions. [2018-10-01 03:12:38,624 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 801 transitions. [2018-10-01 03:12:38,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:38,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:38,936 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:39,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:39,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 258 states and 803 transitions. [2018-10-01 03:12:39,824 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 803 transitions. [2018-10-01 03:12:39,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:39,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:39,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:43,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:43,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 261 states and 816 transitions. [2018-10-01 03:12:43,324 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 816 transitions. [2018-10-01 03:12:43,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:43,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:43,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 264 states and 832 transitions. [2018-10-01 03:12:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 832 transitions. [2018-10-01 03:12:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:12:45,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:45,811 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:47,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:47,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 265 states and 836 transitions. [2018-10-01 03:12:47,100 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 836 transitions. [2018-10-01 03:12:47,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:12:47,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:50,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 268 states and 850 transitions. [2018-10-01 03:12:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 850 transitions. [2018-10-01 03:12:50,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:12:50,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:50,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:53,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:53,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 272 states and 870 transitions. [2018-10-01 03:12:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 870 transitions. [2018-10-01 03:12:53,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:12:53,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:53,770 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:12:55,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:55,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 273 states and 870 transitions. [2018-10-01 03:12:55,320 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 870 transitions. [2018-10-01 03:12:55,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:12:55,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:00,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:00,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 278 states and 897 transitions. [2018-10-01 03:13:00,169 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 897 transitions. [2018-10-01 03:13:00,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:00,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:00,436 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:04,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:04,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 279 states and 901 transitions. [2018-10-01 03:13:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 901 transitions. [2018-10-01 03:13:04,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:04,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:04,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:08,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:08,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 286 states and 924 transitions. [2018-10-01 03:13:08,962 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 924 transitions. [2018-10-01 03:13:08,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:08,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:19,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:19,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 295 states and 978 transitions. [2018-10-01 03:13:19,442 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 978 transitions. [2018-10-01 03:13:19,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:19,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:20,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:20,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 296 states and 981 transitions. [2018-10-01 03:13:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 981 transitions. [2018-10-01 03:13:20,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:20,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:20,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:21,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 297 states and 988 transitions. [2018-10-01 03:13:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 988 transitions. [2018-10-01 03:13:21,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:21,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:21,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:22,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:22,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 298 states and 993 transitions. [2018-10-01 03:13:22,871 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 993 transitions. [2018-10-01 03:13:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:22,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:22,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:24,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:24,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 300 states and 1002 transitions. [2018-10-01 03:13:24,033 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1002 transitions. [2018-10-01 03:13:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:24,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:24,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:24,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 301 states and 1008 transitions. [2018-10-01 03:13:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1008 transitions. [2018-10-01 03:13:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:24,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:25,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:25,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 302 states and 1010 transitions. [2018-10-01 03:13:25,187 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 1010 transitions. [2018-10-01 03:13:25,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:25,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:26,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:40,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:40,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 315 states and 1079 transitions. [2018-10-01 03:13:40,160 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 1079 transitions. [2018-10-01 03:13:40,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:40,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:40,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:41,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:41,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 316 states and 1086 transitions. [2018-10-01 03:13:41,898 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1086 transitions. [2018-10-01 03:13:41,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:41,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:41,945 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:45,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 320 states and 1116 transitions. [2018-10-01 03:13:45,860 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 1116 transitions. [2018-10-01 03:13:45,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:45,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:45,928 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:48,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 322 states and 1139 transitions. [2018-10-01 03:13:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 1139 transitions. [2018-10-01 03:13:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:48,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:56,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:56,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 329 states and 1204 transitions. [2018-10-01 03:13:56,846 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1204 transitions. [2018-10-01 03:13:56,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:13:56,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:56,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:00,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:00,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 334 states and 1230 transitions. [2018-10-01 03:14:00,452 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1230 transitions. [2018-10-01 03:14:00,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:00,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:00,505 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:05,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 338 states and 1278 transitions. [2018-10-01 03:14:05,084 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1278 transitions. [2018-10-01 03:14:05,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:05,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:05,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:09,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 337 states and 1265 transitions. [2018-10-01 03:14:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1265 transitions. [2018-10-01 03:14:09,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:09,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:09,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 338 states and 1270 transitions. [2018-10-01 03:14:09,996 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1270 transitions. [2018-10-01 03:14:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:10,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:10,045 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:11,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:11,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 341 states and 1277 transitions. [2018-10-01 03:14:11,463 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1277 transitions. [2018-10-01 03:14:11,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:11,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:11,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:13,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:13,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 342 states and 1282 transitions. [2018-10-01 03:14:13,672 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1282 transitions. [2018-10-01 03:14:13,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:13,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:16,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:16,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 343 states and 1283 transitions. [2018-10-01 03:14:16,961 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 1283 transitions. [2018-10-01 03:14:16,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:16,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:16,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:17,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:17,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 344 states and 1287 transitions. [2018-10-01 03:14:17,971 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1287 transitions. [2018-10-01 03:14:17,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:17,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:18,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:22,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 348 states and 1302 transitions. [2018-10-01 03:14:22,323 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1302 transitions. [2018-10-01 03:14:22,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:22,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:22,446 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:14:23,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:23,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 349 states and 1312 transitions. [2018-10-01 03:14:23,952 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1312 transitions. [2018-10-01 03:14:23,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:23,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:24,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:35,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 357 states and 1355 transitions. [2018-10-01 03:14:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1355 transitions. [2018-10-01 03:14:35,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:35,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:36,711 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:44,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 361 states and 1375 transitions. [2018-10-01 03:14:44,868 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1375 transitions. [2018-10-01 03:14:44,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:44,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:45,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:49,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 367 states and 1395 transitions. [2018-10-01 03:14:49,454 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1395 transitions. [2018-10-01 03:14:49,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:49,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:49,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:51,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:51,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 368 states and 1393 transitions. [2018-10-01 03:14:51,362 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1393 transitions. [2018-10-01 03:14:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:51,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:51,415 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:53,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:53,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 369 states and 1398 transitions. [2018-10-01 03:14:53,244 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1398 transitions. [2018-10-01 03:14:53,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:53,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:53,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 370 states and 1402 transitions. [2018-10-01 03:14:54,905 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 1402 transitions. [2018-10-01 03:14:54,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:14:54,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:56,097 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:01,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 374 states and 1419 transitions. [2018-10-01 03:15:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1419 transitions. [2018-10-01 03:15:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:01,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:02,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 377 states and 1436 transitions. [2018-10-01 03:15:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 1436 transitions. [2018-10-01 03:15:05,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:05,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:05,295 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:07,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 379 states and 1448 transitions. [2018-10-01 03:15:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1448 transitions. [2018-10-01 03:15:07,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:07,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:07,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:16,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:16,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 384 states and 1467 transitions. [2018-10-01 03:15:16,218 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1467 transitions. [2018-10-01 03:15:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:16,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:16,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:19,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:19,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 387 states and 1487 transitions. [2018-10-01 03:15:19,885 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1487 transitions. [2018-10-01 03:15:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:19,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:19,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:22,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:22,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 389 states and 1493 transitions. [2018-10-01 03:15:22,628 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1493 transitions. [2018-10-01 03:15:22,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:22,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:26,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:26,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 391 states and 1508 transitions. [2018-10-01 03:15:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1508 transitions. [2018-10-01 03:15:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:26,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:26,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:29,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:29,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 393 states and 1528 transitions. [2018-10-01 03:15:29,574 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1528 transitions. [2018-10-01 03:15:29,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:29,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:30,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:39,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:39,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 399 states and 1556 transitions. [2018-10-01 03:15:39,553 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1556 transitions. [2018-10-01 03:15:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:39,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:39,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:40,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 401 states and 1558 transitions. [2018-10-01 03:15:40,857 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1558 transitions. [2018-10-01 03:15:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:40,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:40,885 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:41,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:41,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 402 states and 1559 transitions. [2018-10-01 03:15:41,721 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1559 transitions. [2018-10-01 03:15:41,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:41,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:41,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:43,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 403 states and 1563 transitions. [2018-10-01 03:15:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1563 transitions. [2018-10-01 03:15:43,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:43,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:45,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:45,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 405 states and 1568 transitions. [2018-10-01 03:15:45,257 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 1568 transitions. [2018-10-01 03:15:45,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:45,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:45,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:47,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 406 states and 1570 transitions. [2018-10-01 03:15:47,656 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1570 transitions. [2018-10-01 03:15:47,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:15:47,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:48,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:06,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:06,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 416 states and 1648 transitions. [2018-10-01 03:16:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1648 transitions. [2018-10-01 03:16:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:16:06,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:06,515 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:11,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:11,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 417 states and 1659 transitions. [2018-10-01 03:16:11,834 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1659 transitions. [2018-10-01 03:16:11,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:16:11,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:12,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:25,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 424 states and 1755 transitions. [2018-10-01 03:16:25,157 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1755 transitions. [2018-10-01 03:16:25,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:16:25,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:25,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:30,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:30,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 427 states and 1796 transitions. [2018-10-01 03:16:30,872 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1796 transitions. [2018-10-01 03:16:30,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:16:30,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:30,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:37,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:37,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 430 states and 1804 transitions. [2018-10-01 03:16:37,471 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1804 transitions. [2018-10-01 03:16:37,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:16:37,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:39,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:57,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:57,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 435 states and 1822 transitions. [2018-10-01 03:16:57,250 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1822 transitions. [2018-10-01 03:16:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:16:57,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:57,302 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:00,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:00,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 436 states and 1837 transitions. [2018-10-01 03:17:00,220 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1837 transitions. [2018-10-01 03:17:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:17:00,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:02,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 436 states and 1835 transitions. [2018-10-01 03:17:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1835 transitions. [2018-10-01 03:17:02,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:17:02,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:02,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 439 states and 1855 transitions. [2018-10-01 03:17:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1855 transitions. [2018-10-01 03:17:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:17:07,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:07,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:10,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 440 states and 1861 transitions. [2018-10-01 03:17:10,856 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1861 transitions. [2018-10-01 03:17:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:17:10,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:10,885 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:15,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 445 states and 1884 transitions. [2018-10-01 03:17:15,009 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1884 transitions. [2018-10-01 03:17:15,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:17:15,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:17,246 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:17:39,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:39,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 452 states and 1951 transitions. [2018-10-01 03:17:39,643 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1951 transitions. [2018-10-01 03:17:39,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:17:39,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:39,698 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:17:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 453 states and 1952 transitions. [2018-10-01 03:17:42,683 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1952 transitions. [2018-10-01 03:17:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:17:42,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:42,716 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-01 03:17:54,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:54,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 458 states and 1978 transitions. [2018-10-01 03:17:54,571 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1978 transitions. [2018-10-01 03:17:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:17:54,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:13,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 464 states and 2043 transitions. [2018-10-01 03:18:13,459 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 2043 transitions. [2018-10-01 03:18:13,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:18:13,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:15,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:29,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:29,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 468 states and 2102 transitions. [2018-10-01 03:18:29,829 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 2102 transitions. [2018-10-01 03:18:29,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:18:29,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:18:54,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:54,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 475 states and 2175 transitions. [2018-10-01 03:18:54,454 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 2175 transitions. [2018-10-01 03:18:54,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:18:54,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:54,484 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:18:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:59,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 477 states and 2195 transitions. [2018-10-01 03:18:59,530 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 2195 transitions. [2018-10-01 03:18:59,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:18:59,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:19:02,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:02,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 478 states and 2205 transitions. [2018-10-01 03:19:02,276 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 2205 transitions. [2018-10-01 03:19:02,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:19:02,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:03,224 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:10,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 480 states and 2214 transitions. [2018-10-01 03:19:10,760 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 2214 transitions. [2018-10-01 03:19:10,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:19:10,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:21,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:21,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 483 states and 2228 transitions. [2018-10-01 03:19:21,814 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 2228 transitions. [2018-10-01 03:19:21,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:19:21,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:21,924 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:19:30,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 486 states and 2238 transitions. [2018-10-01 03:19:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 2238 transitions. [2018-10-01 03:19:30,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:19:30,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:32,219 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:49,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:49,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 491 states and 2297 transitions. [2018-10-01 03:19:49,781 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 2297 transitions. [2018-10-01 03:19:49,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:19:49,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:49,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:53,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:53,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 492 states and 2303 transitions. [2018-10-01 03:19:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 2303 transitions. [2018-10-01 03:19:53,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:19:53,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:56,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 494 states and 2321 transitions. [2018-10-01 03:19:56,698 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 2321 transitions. [2018-10-01 03:19:56,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:19:56,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:58,249 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:16,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:16,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 498 states and 2379 transitions. [2018-10-01 03:20:16,982 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 2379 transitions. [2018-10-01 03:20:16,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:20:16,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:17,143 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:23,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:23,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 501 states and 2415 transitions. [2018-10-01 03:20:23,396 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 2415 transitions. [2018-10-01 03:20:23,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:20:23,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:23,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:30,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:30,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 503 states and 2434 transitions. [2018-10-01 03:20:30,120 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 2434 transitions. [2018-10-01 03:20:30,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:20:30,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:30,307 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:34,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:34,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 504 states and 2442 transitions. [2018-10-01 03:20:34,313 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 2442 transitions. [2018-10-01 03:20:34,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:20:34,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:34,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:20:38,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:38,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 505 states and 2453 transitions. [2018-10-01 03:20:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 2453 transitions. [2018-10-01 03:20:38,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:20:38,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:40,029 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:04,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:04,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 511 states and 2521 transitions. [2018-10-01 03:21:04,765 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 2521 transitions. [2018-10-01 03:21:04,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:21:04,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:07,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:30,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:30,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 516 states and 2549 transitions. [2018-10-01 03:21:30,938 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 2549 transitions. [2018-10-01 03:21:30,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:21:30,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:31,002 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:41,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 523 states and 2574 transitions. [2018-10-01 03:21:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 2574 transitions. [2018-10-01 03:21:41,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:21:41,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:41,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:48,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:48,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 526 states and 2607 transitions. [2018-10-01 03:21:48,792 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 2607 transitions. [2018-10-01 03:21:48,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:21:48,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:22:02,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 531 states and 2640 transitions. [2018-10-01 03:22:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 2640 transitions. [2018-10-01 03:22:02,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:22:02,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:03,014 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:08,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 533 states and 2651 transitions. [2018-10-01 03:22:08,634 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2651 transitions. [2018-10-01 03:22:08,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:22:08,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:08,776 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:22:14,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:14,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 535 states and 2658 transitions. [2018-10-01 03:22:14,539 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 2658 transitions. [2018-10-01 03:22:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:22:14,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:14,929 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:27,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:27,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 537 states and 2660 transitions. [2018-10-01 03:22:27,278 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 2660 transitions. [2018-10-01 03:22:27,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:22:27,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:27,309 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:49,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:49,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 544 states and 2726 transitions. [2018-10-01 03:22:49,012 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 2726 transitions. [2018-10-01 03:22:49,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:22:49,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:22:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:55,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 547 states and 2768 transitions. [2018-10-01 03:22:55,480 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 2768 transitions. [2018-10-01 03:22:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:22:55,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:59,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:59,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 548 states and 2777 transitions. [2018-10-01 03:22:59,174 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 2777 transitions. [2018-10-01 03:22:59,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:22:59,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:59,220 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:23:02,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:02,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 549 states and 2784 transitions. [2018-10-01 03:23:02,854 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2784 transitions. [2018-10-01 03:23:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:23:02,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:03,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:03,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 550 states and 2792 transitions. [2018-10-01 03:23:03,657 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 2792 transitions. [2018-10-01 03:23:03,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:23:03,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:23:10,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 553 states and 2833 transitions. [2018-10-01 03:23:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 2833 transitions. [2018-10-01 03:23:10,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:23:10,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:10,365 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:23:13,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:13,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 554 states and 2833 transitions. [2018-10-01 03:23:13,627 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 2833 transitions. [2018-10-01 03:23:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:23:13,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:13,657 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:17,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 555 states and 2840 transitions. [2018-10-01 03:23:17,311 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2840 transitions. [2018-10-01 03:23:17,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:23:17,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:18,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 556 states and 2848 transitions. [2018-10-01 03:23:18,350 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 2848 transitions. [2018-10-01 03:23:18,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:23:18,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:18,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:21,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 557 states and 2860 transitions. [2018-10-01 03:23:21,887 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 2860 transitions. [2018-10-01 03:23:21,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:23:21,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:21,923 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:34,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:34,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 561 states and 2892 transitions. [2018-10-01 03:23:34,084 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 2892 transitions. [2018-10-01 03:23:34,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:23:34,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:35,543 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:24:05,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:24:05,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 567 states and 2940 transitions. [2018-10-01 03:24:05,764 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 2940 transitions. [2018-10-01 03:24:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:24:05,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:24:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:24:05,801 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-01 03:24:09,616 INFO L202 PluginConnector]: Adding new model threadpooling_product_WithProcedures.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.10 03:24:09 ImpRootNode [2018-10-01 03:24:09,616 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-01 03:24:09,617 INFO L168 Benchmark]: Toolchain (without parser) took 807867.59 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -284.2 MB). Free memory was 1.5 GB in the beginning and 889.1 MB in the end (delta: 578.7 MB). Peak memory consumption was 294.5 MB. Max. memory is 7.1 GB. [2018-10-01 03:24:09,618 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. [2018-10-01 03:24:09,619 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.90 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. [2018-10-01 03:24:09,619 INFO L168 Benchmark]: Boogie Preprocessor took 34.16 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. [2018-10-01 03:24:09,619 INFO L168 Benchmark]: RCFGBuilder took 825.94 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. [2018-10-01 03:24:09,620 INFO L168 Benchmark]: CodeCheck took 806956.12 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -284.2 MB). Free memory was 1.4 GB in the beginning and 889.1 MB in the end (delta: 557.5 MB). Peak memory consumption was 273.4 MB. Max. memory is 7.1 GB. [2018-10-01 03:24:09,629 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 66]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 66) - TimeoutResultAtElement [Line: 99]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 99) - TimeoutResultAtElement [Line: 121]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 121) - TimeoutResultAtElement [Line: 112]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 112) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 5 procedures, 48 locations, 4 error locations. UNKNOWN Result, 806.9s OverallTime, 164 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 277389356 SDtfs, -108833994 SDslu, 0 SDs, 0 SdLazy, 2112664944 SolverSat, 843209090 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 856.0s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 49.0s InterpolantComputationTime, 2775 NumberOfCodeBlocks, 2775 NumberOfCodeBlocksAsserted, 164 NumberOfCheckSat, 2611 ConstructedInterpolants, 0 QuantifiedInterpolants, 196382 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 164 InterpolantComputations, 20 PerfectInterpolantSequences, 177/785 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 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 44.90 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 34.16 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. * RCFGBuilder took 825.94 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 806956.12 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -284.2 MB). Free memory was 1.4 GB in the beginning and 889.1 MB in the end (delta: 557.5 MB). Peak memory consumption was 273.4 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_WithProcedures.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-01_03-24-09-644.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/threadpooling_product_WithProcedures.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_03-24-09-644.csv Completed graceful shutdown