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 0.1.23-9f4048f [2018-10-04 13:38:02,311 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:38:02,313 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:38:02,326 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:38:02,326 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:38:02,327 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:38:02,329 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:38:02,330 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:38:02,332 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:38:02,333 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:38:02,335 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:38:02,335 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:38:02,336 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:38:02,337 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:38:02,338 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:38:02,339 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:38:02,340 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:38:02,342 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:38:02,344 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:38:02,346 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:38:02,352 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:38:02,354 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:38:02,359 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:38:02,360 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:38:02,360 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:38:02,361 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:38:02,363 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:38:02,364 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:38:02,364 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:38:02,368 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:38:02,368 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:38:02,369 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:38:02,370 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:38:02,370 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:38:02,373 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:38:02,374 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:38:02,374 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 [2018-10-04 13:38:02,405 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:38:02,406 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:38:02,407 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:38:02,407 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:38:02,408 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:38:02,408 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:38:02,408 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:38:02,410 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:38:02,410 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:38:02,410 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:38:02,411 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:38:02,411 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:38:02,411 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:38:02,411 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:38:02,412 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:38:02,412 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:38:02,412 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:38:02,413 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:38:02,413 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:38:02,413 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:38:02,413 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:38:02,414 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:38:02,415 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:38:02,415 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:38:02,416 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:38:02,416 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:38:02,416 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:38:02,416 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:38:02,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:38:02,417 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:38:02,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:38:02,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:38:02,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:38:02,509 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:38:02,510 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:38:02,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/RailwayCrossing.bpl [2018-10-04 13:38:02,511 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/RailwayCrossing.bpl' [2018-10-04 13:38:02,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:38:02,569 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:38:02,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:38:02,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:38:02,570 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:38:02,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,608 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:38:02,608 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:38:02,608 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:38:02,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:38:02,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:38:02,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:38:02,612 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:38:02,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:38:02,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:38:02,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:38:02,638 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:38:02,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:38:02,715 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2018-10-04 13:38:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2018-10-04 13:38:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2018-10-04 13:38:03,186 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:38:03,186 INFO L202 PluginConnector]: Adding new model RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:38:03 BoogieIcfgContainer [2018-10-04 13:38:03,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:38:03,187 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:38:03,187 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:38:03,203 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:38:03,204 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:38:03" (1/1) ... [2018-10-04 13:38:03,218 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:38:03,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:03,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 13:38:03,253 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 13:38:03,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:38:03,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:03,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:03,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-10-04 13:38:03,531 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-10-04 13:38:03,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:38:03,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:04,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:04,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 7 states and 12 transitions. [2018-10-04 13:38:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 12 transitions. [2018-10-04 13:38:04,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:38:04,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:04,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:04,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 8 states and 17 transitions. [2018-10-04 13:38:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 17 transitions. [2018-10-04 13:38:04,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:38:04,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:05,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 9 states and 23 transitions. [2018-10-04 13:38:05,475 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 23 transitions. [2018-10-04 13:38:05,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:38:05,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:05,568 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:06,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 10 states and 30 transitions. [2018-10-04 13:38:06,063 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 30 transitions. [2018-10-04 13:38:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:38:06,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:06,161 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:06,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 11 states and 38 transitions. [2018-10-04 13:38:06,616 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 38 transitions. [2018-10-04 13:38:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:38:06,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:06,722 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:07,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:07,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 12 states and 47 transitions. [2018-10-04 13:38:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 47 transitions. [2018-10-04 13:38:07,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:38:07,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:07,890 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:08,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:08,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 13 states and 57 transitions. [2018-10-04 13:38:08,810 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 57 transitions. [2018-10-04 13:38:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:38:08,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:08,950 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:09,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 14 states and 68 transitions. [2018-10-04 13:38:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 68 transitions. [2018-10-04 13:38:09,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:38:09,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:10,130 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:10,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:10,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 15 states and 80 transitions. [2018-10-04 13:38:10,660 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 80 transitions. [2018-10-04 13:38:10,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:38:10,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:10,786 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:11,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:11,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 16 states and 93 transitions. [2018-10-04 13:38:11,484 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 93 transitions. [2018-10-04 13:38:11,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:38:11,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:11,817 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:13,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:13,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 17 states and 107 transitions. [2018-10-04 13:38:13,368 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 107 transitions. [2018-10-04 13:38:13,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:38:13,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:13,527 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:14,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:14,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 18 states and 122 transitions. [2018-10-04 13:38:14,292 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 122 transitions. [2018-10-04 13:38:14,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:38:14,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:15,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:15,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 19 states and 138 transitions. [2018-10-04 13:38:15,640 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 138 transitions. [2018-10-04 13:38:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:38:15,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:15,829 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:16,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:16,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 20 states and 155 transitions. [2018-10-04 13:38:16,744 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 155 transitions. [2018-10-04 13:38:16,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:38:16,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:17,104 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:18,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:18,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 21 states and 173 transitions. [2018-10-04 13:38:18,643 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 173 transitions. [2018-10-04 13:38:18,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:38:18,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:19,755 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:22,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:22,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 22 states and 192 transitions. [2018-10-04 13:38:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 192 transitions. [2018-10-04 13:38:22,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:38:22,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:22,534 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:24,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:24,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 23 states and 212 transitions. [2018-10-04 13:38:24,013 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 212 transitions. [2018-10-04 13:38:24,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:38:24,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 24 states and 233 transitions. [2018-10-04 13:38:25,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 233 transitions. [2018-10-04 13:38:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:38:25,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:25,852 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:27,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 25 states and 255 transitions. [2018-10-04 13:38:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 255 transitions. [2018-10-04 13:38:27,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:38:27,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:28,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:28,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 26 states and 278 transitions. [2018-10-04 13:38:28,791 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 278 transitions. [2018-10-04 13:38:28,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:38:28,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:28,946 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:30,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:30,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 27 states and 302 transitions. [2018-10-04 13:38:30,561 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 302 transitions. [2018-10-04 13:38:30,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:38:30,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:30,802 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 24 [2018-10-04 13:38:30,803 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 28 states and 327 transitions. [2018-10-04 13:38:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 327 transitions. [2018-10-04 13:38:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:38:32,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:32,852 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:34,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 29 states and 353 transitions. [2018-10-04 13:38:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 353 transitions. [2018-10-04 13:38:34,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:38:34,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:37,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:37,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 30 states and 380 transitions. [2018-10-04 13:38:37,136 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 380 transitions. [2018-10-04 13:38:37,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:38:37,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:37,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:40,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:40,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 31 states and 408 transitions. [2018-10-04 13:38:40,008 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 408 transitions. [2018-10-04 13:38:40,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:38:40,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:40,690 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:43,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:43,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 32 states and 437 transitions. [2018-10-04 13:38:43,095 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 437 transitions. [2018-10-04 13:38:43,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:38:43,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:43,308 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:46,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:46,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 33 states and 467 transitions. [2018-10-04 13:38:46,090 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 467 transitions. [2018-10-04 13:38:46,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:38:46,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:46,419 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:49,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:49,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 34 states and 498 transitions. [2018-10-04 13:38:49,256 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 498 transitions. [2018-10-04 13:38:49,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:38:49,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:52,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:52,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 35 states and 530 transitions. [2018-10-04 13:38:52,986 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 530 transitions. [2018-10-04 13:38:52,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:38:52,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:53,156 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:56,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:56,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 36 states and 563 transitions. [2018-10-04 13:38:56,406 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 563 transitions. [2018-10-04 13:38:56,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:38:56,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:56,619 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:59,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 37 states and 597 transitions. [2018-10-04 13:38:59,950 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 597 transitions. [2018-10-04 13:38:59,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:38:59,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:00,176 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 38 states and 632 transitions. [2018-10-04 13:39:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 632 transitions. [2018-10-04 13:39:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:39:03,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:03,906 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 39 states and 668 transitions. [2018-10-04 13:39:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 668 transitions. [2018-10-04 13:39:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:39:07,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 40 states and 705 transitions. [2018-10-04 13:39:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 705 transitions. [2018-10-04 13:39:12,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:39:12,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:16,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:16,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 41 states and 743 transitions. [2018-10-04 13:39:16,490 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 743 transitions. [2018-10-04 13:39:16,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:39:16,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:21,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 42 states and 782 transitions. [2018-10-04 13:39:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 782 transitions. [2018-10-04 13:39:21,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:39:21,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:21,269 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:27,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 43 states and 822 transitions. [2018-10-04 13:39:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 822 transitions. [2018-10-04 13:39:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:39:27,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:36,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:36,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 44 states and 863 transitions. [2018-10-04 13:39:36,202 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 863 transitions. [2018-10-04 13:39:36,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:39:36,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:36,580 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:41,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:41,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 45 states and 905 transitions. [2018-10-04 13:39:41,493 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 905 transitions. [2018-10-04 13:39:41,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:39:41,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:47,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:47,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 46 states and 948 transitions. [2018-10-04 13:39:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 948 transitions. [2018-10-04 13:39:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:39:47,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:47,629 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:39:53,879 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 43 [2018-10-04 13:39:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 47 states and 992 transitions. [2018-10-04 13:39:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 992 transitions. [2018-10-04 13:39:54,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:39:54,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:54,410 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:40:00,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:00,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 48 states and 1037 transitions. [2018-10-04 13:40:00,199 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 1037 transitions. [2018-10-04 13:40:00,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:40:00,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:00,369 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:40:06,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:06,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 49 states and 1083 transitions. [2018-10-04 13:40:06,701 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 1083 transitions. [2018-10-04 13:40:06,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:40:06,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:06,897 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:40:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 50 states and 1130 transitions. [2018-10-04 13:40:13,956 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 1130 transitions. [2018-10-04 13:40:13,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:40:13,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:14,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:40:20,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:20,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 51 states and 1178 transitions. [2018-10-04 13:40:20,863 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 1178 transitions. [2018-10-04 13:40:20,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:40:20,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:21,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:40:28,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 52 states and 1227 transitions. [2018-10-04 13:40:28,342 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 1227 transitions. [2018-10-04 13:40:28,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:40:28,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:29,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:40:36,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:36,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 53 states and 1277 transitions. [2018-10-04 13:40:36,283 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 1277 transitions. [2018-10-04 13:40:36,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:40:36,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:37,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:40:44,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:44,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 54 states and 1328 transitions. [2018-10-04 13:40:44,761 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 1328 transitions. [2018-10-04 13:40:44,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:40:44,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:40:53,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:53,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 55 states and 1380 transitions. [2018-10-04 13:40:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 1380 transitions. [2018-10-04 13:40:53,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:40:53,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:54,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:41:02,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:02,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 56 states and 1433 transitions. [2018-10-04 13:41:02,064 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 1433 transitions. [2018-10-04 13:41:02,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:41:02,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:02,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:41:10,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 57 states and 1487 transitions. [2018-10-04 13:41:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 1487 transitions. [2018-10-04 13:41:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:41:10,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:41:20,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:20,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 58 states and 1542 transitions. [2018-10-04 13:41:20,041 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 1542 transitions. [2018-10-04 13:41:20,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:41:20,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:20,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:41:29,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 59 states and 1598 transitions. [2018-10-04 13:41:29,393 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 1598 transitions. [2018-10-04 13:41:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:41:29,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:41:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:39,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 60 states and 1655 transitions. [2018-10-04 13:41:39,109 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 1655 transitions. [2018-10-04 13:41:39,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:41:39,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:39,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:41:49,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:49,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 61 states and 1713 transitions. [2018-10-04 13:41:49,064 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 1713 transitions. [2018-10-04 13:41:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:41:49,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:49,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:41:59,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:59,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 62 states and 1772 transitions. [2018-10-04 13:41:59,479 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 1772 transitions. [2018-10-04 13:41:59,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:41:59,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:59,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 13:42:10,366 INFO L202 PluginConnector]: Adding new model RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 01:42:10 ImpRootNode [2018-10-04 13:42:10,367 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:42:10,368 INFO L168 Benchmark]: Toolchain (without parser) took 247800.19 ms. Allocated memory was 1.6 GB in the beginning and 1.3 GB in the end (delta: -291.0 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 437.0 MB). Peak memory consumption was 146.0 MB. Max. memory is 7.1 GB. [2018-10-04 13:42:10,370 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:42:10,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.28 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:42:10,371 INFO L168 Benchmark]: Boogie Preprocessor took 25.53 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:42:10,371 INFO L168 Benchmark]: RCFGBuilder took 548.87 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:42:10,372 INFO L168 Benchmark]: CodeCheck took 247179.53 ms. Allocated memory was 1.6 GB in the beginning and 1.3 GB in the end (delta: -291.0 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 415.9 MB). Peak memory consumption was 124.9 MB. Max. memory is 7.1 GB. [2018-10-04 13:42:10,376 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, 247.1s OverallTime, 58 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -248 SolverSat, -4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 153.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 149320 GetRequests, 147437 SyntacticMatches, 1653 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 233.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 16.7s InterpolantComputationTime, 1827 NumberOfCodeBlocks, 1827 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 1769 ConstructedInterpolants, 0 QuantifiedInterpolants, 343969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 58 InterpolantComputations, 1 PerfectInterpolantSequences, 0/32509 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 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.28 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.53 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 548.87 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 247179.53 ms. Allocated memory was 1.6 GB in the beginning and 1.3 GB in the end (delta: -291.0 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 415.9 MB). Peak memory consumption was 124.9 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-0-2018-10-04_13-42-10-388.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-0-2018-10-04_13-42-10-388.csv Completed graceful shutdown