java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:24:55,477 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:24:55,480 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:24:55,499 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:24:55,499 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:24:55,500 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:24:55,502 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:24:55,504 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:24:55,507 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:24:55,508 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:24:55,517 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:24:55,518 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:24:55,519 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:24:55,520 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:24:55,521 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:24:55,525 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:24:55,526 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:24:55,531 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:24:55,536 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:24:55,538 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:24:55,542 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:24:55,544 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:24:55,548 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:24:55,549 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:24:55,549 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:24:55,550 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:24:55,551 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:24:55,553 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:24:55,554 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:24:55,555 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:24:55,555 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:24:55,556 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:24:55,556 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:24:55,556 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:24:55,560 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:24:55,561 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:24:55,561 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:24:55,591 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:24:55,591 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:24:55,592 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:24:55,592 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:24:55,593 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:24:55,594 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:24:55,594 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:24:55,594 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:24:55,595 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:24:55,595 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:24:55,596 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:24:55,596 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:24:55,596 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:24:55,596 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:24:55,596 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:24:55,597 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:24:55,597 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:24:55,597 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:24:55,598 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:24:55,599 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:24:55,599 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:24:55,599 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:24:55,599 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:24:55,600 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:24:55,600 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:24:55,600 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:24:55,600 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:24:55,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:24:55,601 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:24:55,666 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:24:55,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:24:55,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:24:55,691 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:24:55,692 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:24:55,693 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl [2018-09-26 22:24:55,693 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl' [2018-09-26 22:24:55,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:24:55,755 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:24:55,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:24:55,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:24:55,756 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:24:55,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (1/1) ... [2018-09-26 22:24:55,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (1/1) ... [2018-09-26 22:24:55,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:24:55,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:24:55,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:24:55,796 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:24:55,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (1/1) ... [2018-09-26 22:24:55,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (1/1) ... [2018-09-26 22:24:55,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (1/1) ... [2018-09-26 22:24:55,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (1/1) ... [2018-09-26 22:24:55,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (1/1) ... [2018-09-26 22:24:55,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (1/1) ... [2018-09-26 22:24:55,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (1/1) ... [2018-09-26 22:24:55,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:24:55,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:24:55,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:24:55,817 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:24:55,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:55" (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 [2018-09-26 22:24:55,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 22:24:55,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 22:24:56,030 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 22:24:56,030 INFO L202 PluginConnector]: Adding new model simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:24:56 BoogieIcfgContainer [2018-09-26 22:24:56,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:24:56,031 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:24:56,031 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:24:56,043 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:24:56,043 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:24:56" (1/1) ... [2018-09-26 22:24:56,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:24:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-26 22:24:56,100 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-26 22:24:56,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:24:56,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:56,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:56,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:56,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-26 22:24:56,532 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-26 22:24:56,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:24:56,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:56,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:56,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:56,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-26 22:24:56,848 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-26 22:24:56,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:24:56,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:57,011 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:57,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:57,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-26 22:24:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-26 22:24:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:24:57,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:57,512 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:57,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:57,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-26 22:24:57,905 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-26 22:24:57,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:24:57,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:58,012 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:58,499 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-09-26 22:24:58,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:58,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-26 22:24:58,615 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-26 22:24:58,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:24:58,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:58,750 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:58,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:58,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-26 22:24:58,973 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-26 22:24:58,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:24:58,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:59,094 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:59,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:59,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-26 22:24:59,578 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-26 22:24:59,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:24:59,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:59,821 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:00,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-26 22:25:00,118 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-26 22:25:00,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:25:00,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:00,368 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:00,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-26 22:25:00,661 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-26 22:25:00,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:25:00,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:00,760 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-26 22:25:01,067 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-26 22:25:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:25:01,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:01,177 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:01,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:01,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-26 22:25:01,527 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-26 22:25:01,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:25:01,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:02,125 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-09-26 22:25:02,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:02,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-26 22:25:02,159 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-26 22:25:02,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:25:02,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:02,292 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:02,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-26 22:25:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-26 22:25:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:25:02,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:03,058 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-26 22:25:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-26 22:25:03,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:25:03,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:04,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:04,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-26 22:25:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-26 22:25:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:25:04,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-26 22:25:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-26 22:25:05,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:25:05,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:06,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:06,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-26 22:25:06,084 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-26 22:25:06,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:25:06,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:06,423 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:06,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:06,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-26 22:25:06,934 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-26 22:25:06,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:25:06,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:07,079 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:07,477 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-09-26 22:25:07,796 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-09-26 22:25:07,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:07,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-26 22:25:07,826 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-26 22:25:07,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:25:07,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:08,576 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:09,060 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-09-26 22:25:09,407 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-09-26 22:25:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:09,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-26 22:25:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-26 22:25:09,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:25:09,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:10,489 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:10,916 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-09-26 22:25:11,234 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-09-26 22:25:11,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-26 22:25:11,261 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-26 22:25:11,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:25:11,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:12,520 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-09-26 22:25:12,925 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2018-09-26 22:25:12,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-26 22:25:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-26 22:25:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:25:12,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:13,587 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:13,948 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-26 22:25:14,328 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-09-26 22:25:14,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:14,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-26 22:25:14,353 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-26 22:25:14,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:25:14,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:15,677 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:16,023 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-26 22:25:16,516 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-09-26 22:25:16,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:16,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-26 22:25:16,545 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-26 22:25:16,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:25:16,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:17,371 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-09-26 22:25:17,811 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-09-26 22:25:17,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:17,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-26 22:25:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-26 22:25:17,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:25:17,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:18,702 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:19,110 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-09-26 22:25:19,551 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-09-26 22:25:19,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-26 22:25:19,581 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-26 22:25:19,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:25:19,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:19,934 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:20,367 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-09-26 22:25:20,900 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-26 22:25:20,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:20,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-26 22:25:20,931 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-26 22:25:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:25:20,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:21,200 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:21,755 WARN L178 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-09-26 22:25:22,272 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-09-26 22:25:22,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-26 22:25:22,303 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-26 22:25:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:25:22,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:23,300 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:23,937 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-26 22:25:24,465 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-09-26 22:25:24,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:24,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-26 22:25:24,601 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-26 22:25:24,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:25:24,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:24,987 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:25,450 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-09-26 22:25:26,009 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-09-26 22:25:26,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-26 22:25:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-26 22:25:26,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:25:26,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:26,943 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-09-26 22:25:27,553 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-09-26 22:25:27,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-26 22:25:27,581 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-26 22:25:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:25:27,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:28,622 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:29,237 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-26 22:25:29,922 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-09-26 22:25:29,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:29,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-26 22:25:29,953 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-26 22:25:29,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:25:29,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:31,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:31,534 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-09-26 22:25:32,193 WARN L178 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-09-26 22:25:32,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:32,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-26 22:25:32,228 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-26 22:25:32,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:25:32,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:33,067 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-09-26 22:25:33,837 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-09-26 22:25:33,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:33,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-26 22:25:33,869 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-26 22:25:33,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:25:33,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:34,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:34,967 WARN L178 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-09-26 22:25:35,729 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-26 22:25:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:35,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-26 22:25:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-26 22:25:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:25:35,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:36,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:36,766 WARN L178 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-09-26 22:25:37,528 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-09-26 22:25:37,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:37,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-26 22:25:37,565 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-26 22:25:37,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:25:37,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:39,235 WARN L178 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-09-26 22:25:40,016 WARN L178 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-09-26 22:25:40,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:40,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-26 22:25:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-26 22:25:40,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:25:40,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:41,090 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-09-26 22:25:41,919 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-09-26 22:25:41,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:41,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-26 22:25:41,956 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-26 22:25:41,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:25:41,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:42,995 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-09-26 22:25:43,976 WARN L178 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-09-26 22:25:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:44,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-26 22:25:44,016 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-26 22:25:44,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:25:44,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:44,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:45,267 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-26 22:25:46,175 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-09-26 22:25:46,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:46,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-26 22:25:46,211 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-26 22:25:46,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:25:46,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:46,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:47,310 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-09-26 22:25:48,264 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2018-09-26 22:25:48,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:48,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-26 22:25:48,297 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-26 22:25:48,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:25:48,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:49,675 WARN L178 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-09-26 22:25:50,682 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-09-26 22:25:50,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-26 22:25:50,719 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-26 22:25:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:25:50,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:51,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:52,416 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-09-26 22:25:53,425 WARN L178 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-09-26 22:25:53,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:53,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-26 22:25:53,473 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-26 22:25:53,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:25:53,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:53,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:54,996 WARN L178 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-09-26 22:25:56,037 WARN L178 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2018-09-26 22:25:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:56,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-26 22:25:56,078 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-26 22:25:56,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:25:56,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:56,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:57,480 WARN L178 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-09-26 22:25:58,563 WARN L178 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-09-26 22:25:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-26 22:25:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-26 22:25:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:25:58,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:58,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:00,042 WARN L178 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-09-26 22:26:01,162 WARN L178 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2018-09-26 22:26:01,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:01,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-26 22:26:01,203 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-26 22:26:01,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 22:26:01,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:01,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:02,812 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-09-26 22:26:03,978 WARN L178 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-09-26 22:26:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-26 22:26:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-26 22:26:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 22:26:04,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:04,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:09,443 WARN L178 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-09-26 22:26:10,654 WARN L178 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-09-26 22:26:10,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-26 22:26:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-26 22:26:10,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:26:10,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:12,071 WARN L178 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-09-26 22:26:13,330 WARN L178 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2018-09-26 22:26:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-26 22:26:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-26 22:26:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 22:26:13,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:13,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:14,857 WARN L178 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-09-26 22:26:16,156 WARN L178 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-09-26 22:26:16,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:16,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-26 22:26:16,193 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-26 22:26:16,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 22:26:16,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:17,778 WARN L178 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-09-26 22:26:19,119 WARN L178 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-09-26 22:26:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-26 22:26:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-26 22:26:19,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 22:26:19,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:20,893 WARN L178 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-09-26 22:26:22,259 WARN L178 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-09-26 22:26:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-26 22:26:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-26 22:26:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-26 22:26:22,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:22,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:23,819 WARN L178 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-09-26 22:26:25,290 WARN L178 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-09-26 22:26:25,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:25,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-26 22:26:25,335 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-26 22:26:25,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 22:26:25,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:25,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:26,990 WARN L178 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-09-26 22:26:28,474 WARN L178 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-09-26 22:26:28,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:28,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-26 22:26:28,515 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-26 22:26:28,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 22:26:28,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:28,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:30,231 WARN L178 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-09-26 22:26:31,759 WARN L178 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 278 [2018-09-26 22:26:31,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:31,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-26 22:26:31,800 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-26 22:26:31,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 22:26:31,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:32,366 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:33,572 WARN L178 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-09-26 22:26:35,213 WARN L178 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-09-26 22:26:35,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:35,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-26 22:26:35,256 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-26 22:26:35,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-26 22:26:35,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:37,058 WARN L178 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-09-26 22:26:38,674 WARN L178 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-09-26 22:26:38,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-26 22:26:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-26 22:26:38,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-26 22:26:38,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:39,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:41,265 WARN L178 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-09-26 22:26:42,897 WARN L178 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 293 [2018-09-26 22:26:42,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:42,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-26 22:26:42,944 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-26 22:26:42,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-26 22:26:42,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:43,957 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:45,329 WARN L178 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-09-26 22:26:47,076 WARN L178 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2018-09-26 22:26:47,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:47,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-26 22:26:47,122 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-26 22:26:47,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-26 22:26:47,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:47,664 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:48,989 WARN L178 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-09-26 22:26:50,823 WARN L178 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-09-26 22:26:50,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:50,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-26 22:26:50,870 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-26 22:26:50,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-26 22:26:50,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:52,782 WARN L178 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-09-26 22:26:54,595 WARN L178 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-09-26 22:26:54,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:54,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-26 22:26:54,652 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-26 22:26:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-26 22:26:54,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:56,733 WARN L178 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-09-26 22:26:58,600 WARN L178 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2018-09-26 22:26:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:58,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-26 22:26:58,645 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-26 22:26:58,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-26 22:26:58,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:59,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:00,860 WARN L178 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-09-26 22:27:02,771 WARN L178 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-09-26 22:27:02,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-26 22:27:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-26 22:27:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-26 22:27:02,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:03,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:04,887 WARN L178 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-09-26 22:27:06,866 WARN L178 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-09-26 22:27:06,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:06,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-09-26 22:27:06,912 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-09-26 22:27:06,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-26 22:27:06,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:07,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:08,976 WARN L178 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-09-26 22:27:11,090 WARN L178 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2018-09-26 22:27:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:11,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-09-26 22:27:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-09-26 22:27:11,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-26 22:27:11,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:11,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:13,461 WARN L178 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-09-26 22:27:15,555 WARN L178 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-09-26 22:27:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-09-26 22:27:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-09-26 22:27:15,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-26 22:27:15,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:16,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:17,980 WARN L178 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-09-26 22:27:20,112 WARN L178 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2018-09-26 22:27:20,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:20,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-09-26 22:27:20,159 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-09-26 22:27:20,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-26 22:27:20,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:20,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:22,841 WARN L178 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-09-26 22:27:25,038 WARN L178 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2018-09-26 22:27:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:25,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-09-26 22:27:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-09-26 22:27:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-26 22:27:25,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:25,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:27,501 WARN L178 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-09-26 22:27:29,769 WARN L178 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-09-26 22:27:29,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:29,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-09-26 22:27:29,821 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-09-26 22:27:29,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-26 22:27:29,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:30,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:32,274 WARN L178 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-09-26 22:27:34,601 WARN L178 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 353 [2018-09-26 22:27:34,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:34,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-09-26 22:27:34,652 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-09-26 22:27:34,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-26 22:27:34,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:35,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:37,224 WARN L178 SmtUtils]: Spent 586.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-09-26 22:27:39,571 WARN L178 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2018-09-26 22:27:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:39,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-09-26 22:27:39,629 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-09-26 22:27:39,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-26 22:27:39,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:40,420 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:42,319 WARN L178 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-09-26 22:27:44,730 WARN L178 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-09-26 22:27:44,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-09-26 22:27:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-09-26 22:27:44,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-26 22:27:44,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:44,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:45,556 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:47,558 WARN L178 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-09-26 22:27:50,052 WARN L178 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 368 [2018-09-26 22:27:50,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:50,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-09-26 22:27:50,105 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-09-26 22:27:50,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-26 22:27:50,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:50,885 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:52,882 WARN L178 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-09-26 22:27:55,427 WARN L178 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2018-09-26 22:27:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:55,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-09-26 22:27:55,497 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-09-26 22:27:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-26 22:27:55,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:58,329 WARN L178 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-09-26 22:28:01,028 WARN L178 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-09-26 22:28:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:01,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-09-26 22:28:01,086 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-09-26 22:28:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-26 22:28:01,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:04,044 WARN L178 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-09-26 22:28:06,703 WARN L178 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-09-26 22:28:06,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-09-26 22:28:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-09-26 22:28:06,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-26 22:28:06,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:08,291 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:10,452 WARN L178 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-09-26 22:28:13,191 WARN L178 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-09-26 22:28:13,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:13,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-09-26 22:28:13,242 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-09-26 22:28:13,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-26 22:28:13,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:14,068 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:16,271 WARN L178 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-09-26 22:28:19,169 WARN L178 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2018-09-26 22:28:19,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:19,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-09-26 22:28:19,223 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-09-26 22:28:19,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-26 22:28:19,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:22,212 WARN L178 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-09-26 22:28:25,110 WARN L178 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2018-09-26 22:28:25,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:25,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-09-26 22:28:25,169 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-09-26 22:28:25,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-26 22:28:25,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:25,993 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:28,316 WARN L178 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2018-09-26 22:28:31,259 WARN L178 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2018-09-26 22:28:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-09-26 22:28:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-09-26 22:28:31,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-26 22:28:31,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:32,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:34,500 WARN L178 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-09-26 22:28:37,485 WARN L178 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2018-09-26 22:28:37,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:37,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-09-26 22:28:37,539 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-09-26 22:28:37,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-26 22:28:37,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:40,951 WARN L178 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-09-26 22:28:44,012 WARN L178 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2018-09-26 22:28:44,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:44,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-09-26 22:28:44,066 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-09-26 22:28:44,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-26 22:28:44,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:45,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:47,868 WARN L178 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-09-26 22:28:50,993 WARN L178 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2018-09-26 22:28:51,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 171 states and 172 transitions. [2018-09-26 22:28:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 172 transitions. [2018-09-26 22:28:51,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-26 22:28:51,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:51,998 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:54,468 WARN L178 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-09-26 22:28:57,667 WARN L178 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-09-26 22:28:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 173 states and 174 transitions. [2018-09-26 22:28:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 174 transitions. [2018-09-26 22:28:57,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-26 22:28:57,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:58,670 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:01,168 WARN L178 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-09-26 22:29:04,414 WARN L178 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-09-26 22:29:04,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:04,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 175 states and 176 transitions. [2018-09-26 22:29:04,471 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2018-09-26 22:29:04,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-26 22:29:04,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:05,468 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:07,971 WARN L178 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 432 Received shutdown request... [2018-09-26 22:29:09,622 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:29:09,625 INFO L168 Benchmark]: Toolchain (without parser) took 253872.89 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -191.4 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 200.8 MB). Peak memory consumption was 393.5 MB. Max. memory is 7.1 GB. [2018-09-26 22:29:09,626 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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. [2018-09-26 22:29:09,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.30 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. [2018-09-26 22:29:09,626 INFO L168 Benchmark]: Boogie Preprocessor took 20.89 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. [2018-09-26 22:29:09,627 INFO L168 Benchmark]: RCFGBuilder took 214.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:29:09,627 INFO L168 Benchmark]: CodeCheck took 253592.88 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -191.4 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 179.7 MB). Peak memory consumption was 372.4 MB. Max. memory is 7.1 GB. [2018-09-26 22:29:09,629 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 343 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 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 39.30 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 20.89 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 214.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 253592.88 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -191.4 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 179.7 MB). Peak memory consumption was 372.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/simple4.i_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-29-09-640.csv Completed graceful shutdown