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/RailwayCrossing.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 03:03:33,592 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 03:03:33,594 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 03:03:33,606 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 03:03:33,607 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 03:03:33,608 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 03:03:33,609 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 03:03:33,611 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 03:03:33,613 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 03:03:33,614 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 03:03:33,615 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 03:03:33,615 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 03:03:33,616 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 03:03:33,617 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 03:03:33,619 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 03:03:33,619 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 03:03:33,620 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 03:03:33,623 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 03:03:33,625 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 03:03:33,627 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 03:03:33,628 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 03:03:33,629 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 03:03:33,632 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 03:03:33,632 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 03:03:33,633 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 03:03:33,634 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 03:03:33,635 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 03:03:33,636 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 03:03:33,637 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 03:03:33,638 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 03:03:33,638 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 03:03:33,639 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 03:03:33,640 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 03:03:33,640 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 03:03:33,641 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 03:03:33,642 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 03:03:33,642 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 03:03:33,659 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 03:03:33,659 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 03:03:33,660 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 03:03:33,661 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 03:03:33,661 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 03:03:33,661 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 03:03:33,662 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 03:03:33,662 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 03:03:33,662 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 03:03:33,662 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 03:03:33,662 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 03:03:33,663 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 03:03:33,663 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 03:03:33,663 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 03:03:33,663 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 03:03:33,663 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 03:03:33,664 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 03:03:33,664 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 03:03:33,664 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 03:03:33,664 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-01 03:03:33,664 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 03:03:33,665 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 03:03:33,665 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:03:33,665 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 03:03:33,665 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 03:03:33,665 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 03:03:33,666 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 03:03:33,666 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 03:03:33,666 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 03:03:33,666 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 03:03:33,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 03:03:33,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 03:03:33,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 03:03:33,747 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 03:03:33,748 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 03:03:33,749 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/RailwayCrossing.bpl [2018-10-01 03:03:33,749 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/RailwayCrossing.bpl' [2018-10-01 03:03:33,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 03:03:33,810 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 03:03:33,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 03:03:33,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 03:03:33,811 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 03:03:33,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:33,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:33,855 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 03:03:33,856 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 03:03:33,856 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 03:03:33,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 03:03:33,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 03:03:33,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 03:03:33,860 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 03:03:33,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:33,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:33,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:33,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:33,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:33,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:33,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:33,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 03:03:33,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 03:03:33,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 03:03:33,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 03:03:33,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (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 03:03:33,988 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2018-10-01 03:03:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2018-10-01 03:03:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2018-10-01 03:03:34,482 INFO L345 CfgBuilder]: Using library mode [2018-10-01 03:03:34,483 INFO L202 PluginConnector]: Adding new model RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:03:34 BoogieIcfgContainer [2018-10-01 03:03:34,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 03:03:34,484 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 03:03:34,484 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 03:03:34,497 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 03:03:34,497 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:03:34" (1/1) ... [2018-10-01 03:03:34,512 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-01 03:03:34,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:34,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-01 03:03:34,560 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-01 03:03:34,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 03:03:34,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:34,727 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 03:03:34,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:34,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-10-01 03:03:34,957 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-10-01 03:03:34,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 03:03:34,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:35,037 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 03:03:35,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:35,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 7 states and 12 transitions. [2018-10-01 03:03:35,523 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 12 transitions. [2018-10-01 03:03:35,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 03:03:35,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:35,601 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 03:03:36,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:36,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 8 states and 17 transitions. [2018-10-01 03:03:36,128 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 17 transitions. [2018-10-01 03:03:36,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 03:03:36,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:36,210 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 03:03:37,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:37,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 9 states and 23 transitions. [2018-10-01 03:03:37,058 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 23 transitions. [2018-10-01 03:03:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 03:03:37,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:37,184 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 03:03:37,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:37,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 10 states and 30 transitions. [2018-10-01 03:03:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 30 transitions. [2018-10-01 03:03:37,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:03:37,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:38,012 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:38,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:38,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 11 states and 38 transitions. [2018-10-01 03:03:38,728 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 38 transitions. [2018-10-01 03:03:38,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:03:38,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:38,825 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:40,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 12 states and 47 transitions. [2018-10-01 03:03:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 47 transitions. [2018-10-01 03:03:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:03:40,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:40,168 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:41,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:41,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 13 states and 57 transitions. [2018-10-01 03:03:41,313 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 57 transitions. [2018-10-01 03:03:41,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:03:41,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:41,439 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:42,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:42,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 14 states and 68 transitions. [2018-10-01 03:03:42,822 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 68 transitions. [2018-10-01 03:03:42,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:03:42,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:42,968 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:44,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:44,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 15 states and 80 transitions. [2018-10-01 03:03:44,010 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 80 transitions. [2018-10-01 03:03:44,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:03:44,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:45,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 16 states and 93 transitions. [2018-10-01 03:03:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 93 transitions. [2018-10-01 03:03:45,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:03:45,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:45,835 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:47,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:47,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 17 states and 107 transitions. [2018-10-01 03:03:47,531 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 107 transitions. [2018-10-01 03:03:47,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 03:03:47,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:48,143 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:49,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 18 states and 122 transitions. [2018-10-01 03:03:49,749 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 122 transitions. [2018-10-01 03:03:49,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:03:49,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:50,092 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 19 states and 138 transitions. [2018-10-01 03:03:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 138 transitions. [2018-10-01 03:03:51,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:03:51,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:53,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:53,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 20 states and 155 transitions. [2018-10-01 03:03:53,096 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 155 transitions. [2018-10-01 03:03:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:03:53,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:53,843 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:56,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:56,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 21 states and 173 transitions. [2018-10-01 03:03:56,271 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 173 transitions. [2018-10-01 03:03:56,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 03:03:56,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:56,611 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:58,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:58,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 22 states and 192 transitions. [2018-10-01 03:03:58,459 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 192 transitions. [2018-10-01 03:03:58,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:03:58,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:58,606 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:00,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 23 states and 212 transitions. [2018-10-01 03:04:00,645 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 212 transitions. [2018-10-01 03:04:00,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:04:00,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:03,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:03,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 24 states and 233 transitions. [2018-10-01 03:04:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 233 transitions. [2018-10-01 03:04:03,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 03:04:03,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:03,375 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:05,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:05,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 25 states and 255 transitions. [2018-10-01 03:04:05,932 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 255 transitions. [2018-10-01 03:04:05,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-01 03:04:05,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:06,348 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:09,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:09,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 26 states and 278 transitions. [2018-10-01 03:04:09,023 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 278 transitions. [2018-10-01 03:04:09,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 03:04:09,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:09,196 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:11,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:11,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 27 states and 302 transitions. [2018-10-01 03:04:11,941 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 302 transitions. [2018-10-01 03:04:11,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-01 03:04:11,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:12,068 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:15,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:15,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 28 states and 327 transitions. [2018-10-01 03:04:15,390 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 327 transitions. [2018-10-01 03:04:15,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 03:04:15,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:15,617 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:18,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 29 states and 353 transitions. [2018-10-01 03:04:18,866 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 353 transitions. [2018-10-01 03:04:18,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-01 03:04:18,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:19,062 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:22,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:22,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 30 states and 380 transitions. [2018-10-01 03:04:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 380 transitions. [2018-10-01 03:04:22,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 03:04:22,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:23,012 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:27,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:27,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 31 states and 408 transitions. [2018-10-01 03:04:27,128 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 408 transitions. [2018-10-01 03:04:27,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-01 03:04:27,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 32 states and 437 transitions. [2018-10-01 03:04:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 437 transitions. [2018-10-01 03:04:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 03:04:31,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:31,827 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:36,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 33 states and 467 transitions. [2018-10-01 03:04:36,295 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 467 transitions. [2018-10-01 03:04:36,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-01 03:04:36,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:41,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:41,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 34 states and 498 transitions. [2018-10-01 03:04:41,415 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 498 transitions. [2018-10-01 03:04:41,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 03:04:41,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:41,585 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:46,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:46,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 35 states and 530 transitions. [2018-10-01 03:04:46,851 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 530 transitions. [2018-10-01 03:04:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-01 03:04:46,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:47,081 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:52,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:52,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 36 states and 563 transitions. [2018-10-01 03:04:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 563 transitions. [2018-10-01 03:04:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 03:04:52,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:58,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:58,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 37 states and 597 transitions. [2018-10-01 03:04:58,763 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 597 transitions. [2018-10-01 03:04:58,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-01 03:04:58,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:59,008 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:05:05,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:05:05,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 38 states and 632 transitions. [2018-10-01 03:05:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 632 transitions. [2018-10-01 03:05:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 03:05:05,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:05:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:05:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:05:13,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:05:13,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 39 states and 668 transitions. [2018-10-01 03:05:13,264 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 668 transitions. [2018-10-01 03:05:13,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-01 03:05:13,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:05:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:05:13,629 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:05:20,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:05:20,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 40 states and 705 transitions. [2018-10-01 03:05:20,406 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 705 transitions. [2018-10-01 03:05:20,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 03:05:20,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:05:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:05:20,581 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:05:28,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:05:28,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 41 states and 743 transitions. [2018-10-01 03:05:28,034 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 743 transitions. [2018-10-01 03:05:28,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-01 03:05:28,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:05:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:05:28,280 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:05:35,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:05:35,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 42 states and 782 transitions. [2018-10-01 03:05:35,514 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 782 transitions. [2018-10-01 03:05:35,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 03:05:35,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:05:35,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:05:35,801 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:05:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:05:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 43 states and 822 transitions. [2018-10-01 03:05:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 822 transitions. [2018-10-01 03:05:42,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-01 03:05:42,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:05:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:05:42,374 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:05:54,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:05:54,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 44 states and 863 transitions. [2018-10-01 03:05:54,764 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 863 transitions. [2018-10-01 03:05:54,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 03:05:54,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:05:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:05:54,977 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 45 states and 905 transitions. [2018-10-01 03:06:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 905 transitions. [2018-10-01 03:06:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-01 03:06:00,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:05,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:05,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 46 states and 948 transitions. [2018-10-01 03:06:05,625 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 948 transitions. [2018-10-01 03:06:05,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 03:06:05,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:05,819 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 47 states and 992 transitions. [2018-10-01 03:06:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 992 transitions. [2018-10-01 03:06:11,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-01 03:06:11,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:11,583 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:17,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:17,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 48 states and 1037 transitions. [2018-10-01 03:06:17,367 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 1037 transitions. [2018-10-01 03:06:17,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 03:06:17,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:23,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:23,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 49 states and 1083 transitions. [2018-10-01 03:06:23,744 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 1083 transitions. [2018-10-01 03:06:23,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-01 03:06:23,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:30,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:30,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 50 states and 1130 transitions. [2018-10-01 03:06:30,667 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 1130 transitions. [2018-10-01 03:06:30,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 03:06:30,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:30,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:37,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 51 states and 1178 transitions. [2018-10-01 03:06:37,492 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 1178 transitions. [2018-10-01 03:06:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-01 03:06:37,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:37,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 52 states and 1227 transitions. [2018-10-01 03:06:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 1227 transitions. [2018-10-01 03:06:44,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 03:06:44,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:45,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:52,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 53 states and 1277 transitions. [2018-10-01 03:06:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 1277 transitions. [2018-10-01 03:06:52,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-01 03:06:52,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:53,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:07:00,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:07:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 54 states and 1328 transitions. [2018-10-01 03:07:00,606 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 1328 transitions. [2018-10-01 03:07:00,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 03:07:00,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:07:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:07:01,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:07:09,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:07:09,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 55 states and 1380 transitions. [2018-10-01 03:07:09,198 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 1380 transitions. [2018-10-01 03:07:09,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-01 03:07:09,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:07:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:07:09,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:07:17,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:07:17,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 56 states and 1433 transitions. [2018-10-01 03:07:17,741 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 1433 transitions. [2018-10-01 03:07:17,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 03:07:17,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:07:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:07:17,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:07:26,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:07:26,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 57 states and 1487 transitions. [2018-10-01 03:07:26,365 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 1487 transitions. [2018-10-01 03:07:26,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-01 03:07:26,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:07:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:07:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:07:35,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:07:35,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 58 states and 1542 transitions. [2018-10-01 03:07:35,425 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 1542 transitions. [2018-10-01 03:07:35,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 03:07:35,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:07:35,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:07:35,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:07:44,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:07:44,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 59 states and 1598 transitions. [2018-10-01 03:07:44,898 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 1598 transitions. [2018-10-01 03:07:44,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-01 03:07:44,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:07:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:07:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:07:54,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:07:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 60 states and 1655 transitions. [2018-10-01 03:07:54,828 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 1655 transitions. [2018-10-01 03:07:54,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 03:07:54,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:07:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:07:54,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:08:04,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:08:04,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 61 states and 1713 transitions. [2018-10-01 03:08:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 1713 transitions. [2018-10-01 03:08:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-01 03:08:04,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:08:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:08:05,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:08:15,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:08:15,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 62 states and 1772 transitions. [2018-10-01 03:08:15,424 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 1772 transitions. [2018-10-01 03:08:15,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 03:08:15,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:08:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:08:15,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:08:26,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:08:26,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 63 states and 1832 transitions. [2018-10-01 03:08:26,206 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 1832 transitions. [2018-10-01 03:08:26,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-01 03:08:26,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:08:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:08:26,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:08:37,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:08:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 64 states and 1893 transitions. [2018-10-01 03:08:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 1893 transitions. [2018-10-01 03:08:37,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 03:08:37,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:08:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:08:37,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:08:48,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:08:48,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 65 states and 1955 transitions. [2018-10-01 03:08:48,898 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 1955 transitions. [2018-10-01 03:08:48,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-01 03:08:48,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:08:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:08:49,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:09:00,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:09:00,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 66 states and 2018 transitions. [2018-10-01 03:09:00,704 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 2018 transitions. [2018-10-01 03:09:00,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 03:09:00,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:09:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:09:00,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:09:12,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:09:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 67 states and 2082 transitions. [2018-10-01 03:09:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 2082 transitions. [2018-10-01 03:09:12,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-01 03:09:12,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:09:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:09:13,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:09:25,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:09:25,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 68 states and 2147 transitions. [2018-10-01 03:09:25,661 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 2147 transitions. [2018-10-01 03:09:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 03:09:25,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:09:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:09:25,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:09:38,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:09:38,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 69 states and 2213 transitions. [2018-10-01 03:09:38,677 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 2213 transitions. [2018-10-01 03:09:38,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-01 03:09:38,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:09:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:09:38,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:09:52,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:09:52,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 70 states and 2280 transitions. [2018-10-01 03:09:52,325 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 2280 transitions. [2018-10-01 03:09:52,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 03:09:52,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:09:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:09:52,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:06,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:06,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 71 states and 2348 transitions. [2018-10-01 03:10:06,723 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 2348 transitions. [2018-10-01 03:10:06,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-01 03:10:06,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:21,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:21,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 72 states and 2417 transitions. [2018-10-01 03:10:21,100 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 2417 transitions. [2018-10-01 03:10:21,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 03:10:21,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:21,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:35,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:35,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 73 states and 2487 transitions. [2018-10-01 03:10:35,796 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 2487 transitions. [2018-10-01 03:10:35,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-01 03:10:35,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:36,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:10:51,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:10:51,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 74 states and 2558 transitions. [2018-10-01 03:10:51,052 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 2558 transitions. [2018-10-01 03:10:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 03:10:51,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:10:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:10:51,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 75 states and 2630 transitions. [2018-10-01 03:11:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 2630 transitions. [2018-10-01 03:11:06,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-01 03:11:06,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:07,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:23,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:23,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 76 states and 2703 transitions. [2018-10-01 03:11:23,242 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 2703 transitions. [2018-10-01 03:11:23,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 03:11:23,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:23,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 77 states and 2777 transitions. [2018-10-01 03:11:39,836 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 2777 transitions. [2018-10-01 03:11:39,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-01 03:11:39,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:40,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:11:57,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:11:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 78 states and 2852 transitions. [2018-10-01 03:11:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 2852 transitions. [2018-10-01 03:11:57,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 03:11:57,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:11:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:11:58,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:15,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:15,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 79 states and 2928 transitions. [2018-10-01 03:12:15,322 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 2928 transitions. [2018-10-01 03:12:15,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-01 03:12:15,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:15,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:33,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:33,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 80 states and 3005 transitions. [2018-10-01 03:12:33,593 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 3005 transitions. [2018-10-01 03:12:33,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 03:12:33,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:34,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:12:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:12:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 81 states and 3083 transitions. [2018-10-01 03:12:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 3083 transitions. [2018-10-01 03:12:52,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-01 03:12:52,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:12:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:12:52,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:11,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:11,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 82 states and 3162 transitions. [2018-10-01 03:13:11,063 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 3162 transitions. [2018-10-01 03:13:11,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 03:13:11,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:11,283 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:30,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:30,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 83 states and 3242 transitions. [2018-10-01 03:13:30,341 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 3242 transitions. [2018-10-01 03:13:30,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-01 03:13:30,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:30,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:13:50,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:13:50,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 84 states and 3323 transitions. [2018-10-01 03:13:50,280 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 3323 transitions. [2018-10-01 03:13:50,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 03:13:50,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:13:50,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:13:50,579 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:10,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 85 states and 3405 transitions. [2018-10-01 03:14:10,740 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 3405 transitions. [2018-10-01 03:14:10,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-01 03:14:10,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:31,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:31,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 86 states and 3488 transitions. [2018-10-01 03:14:31,646 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 3488 transitions. [2018-10-01 03:14:31,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 03:14:31,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:31,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:14:53,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:14:53,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 87 states and 3572 transitions. [2018-10-01 03:14:53,160 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 3572 transitions. [2018-10-01 03:14:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-01 03:14:53,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:14:53,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:14:53,401 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:15,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 88 states and 3657 transitions. [2018-10-01 03:15:15,126 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 3657 transitions. [2018-10-01 03:15:15,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 03:15:15,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:15,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:15:37,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:15:37,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 89 states and 3743 transitions. [2018-10-01 03:15:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 3743 transitions. [2018-10-01 03:15:37,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-01 03:15:37,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:15:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:15:38,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:00,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:00,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 90 states and 3830 transitions. [2018-10-01 03:16:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 3830 transitions. [2018-10-01 03:16:00,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 03:16:00,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:00,971 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:24,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 91 states and 3918 transitions. [2018-10-01 03:16:24,458 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 3918 transitions. [2018-10-01 03:16:24,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-01 03:16:24,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:24,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-01 03:16:48,654 INFO L202 PluginConnector]: Adding new model RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.10 03:16:48 ImpRootNode [2018-10-01 03:16:48,654 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-01 03:16:48,655 INFO L168 Benchmark]: Toolchain (without parser) took 794848.59 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -458.2 MB). Free memory was 1.5 GB in the beginning and 844.9 MB in the end (delta: 619.2 MB). Peak memory consumption was 161.0 MB. Max. memory is 7.1 GB. [2018-10-01 03:16:48,657 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 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 03:16:48,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.02 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 03:16:48,658 INFO L168 Benchmark]: Boogie Preprocessor took 32.80 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 03:16:48,658 INFO L168 Benchmark]: RCFGBuilder took 590.60 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 03:16:48,659 INFO L168 Benchmark]: CodeCheck took 794170.41 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -458.2 MB). Free memory was 1.4 GB in the beginning and 844.9 MB in the end (delta: 598.1 MB). Peak memory consumption was 139.8 MB. Max. memory is 7.1 GB. [2018-10-01 03:16:48,663 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 39]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 39) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 10 locations, 1 error locations. UNKNOWN Result, 794.1s OverallTime, 87 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -364 SolverSat, -4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 437.1s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 20.6s InterpolantComputationTime, 4002 NumberOfCodeBlocks, 4002 NumberOfCodeBlocksAsserted, 87 NumberOfCheckSat, 3915 ConstructedInterpolants, 0 QuantifiedInterpolants, 1139555 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 87 InterpolantComputations, 1 PerfectInterpolantSequences, 0/109736 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 0.24 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 48.02 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 32.80 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 590.60 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 794170.41 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -458.2 MB). Free memory was 1.4 GB in the beginning and 844.9 MB in the end (delta: 598.1 MB). Peak memory consumption was 139.8 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/RailwayCrossing.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-01_03-16-48-676.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/RailwayCrossing.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_03-16-48-676.csv Completed graceful shutdown