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 0.1.23-9f4048f [2018-10-04 13:24:25,477 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:24:25,479 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:24:25,495 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:24:25,495 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:24:25,496 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:24:25,498 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:24:25,499 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:24:25,501 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:24:25,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:24:25,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:24:25,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:24:25,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:24:25,505 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:24:25,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:24:25,507 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:24:25,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:24:25,510 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:24:25,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:24:25,513 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:24:25,515 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:24:25,516 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:24:25,518 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:24:25,519 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:24:25,519 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:24:25,520 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:24:25,521 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:24:25,522 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:24:25,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:24:25,524 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:24:25,524 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:24:25,525 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:24:25,525 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:24:25,525 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:24:25,526 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:24:25,527 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:24:25,527 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-04 13:24:25,542 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:24:25,543 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:24:25,544 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:24:25,544 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:24:25,544 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:24:25,545 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:24:25,545 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:24:25,545 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:24:25,545 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:24:25,545 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:24:25,546 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:24:25,546 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:24:25,546 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:24:25,546 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:24:25,546 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:24:25,547 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:24:25,547 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:24:25,547 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:24:25,547 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:24:25,548 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:24:25,548 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:24:25,548 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:24:25,548 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:24:25,548 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:24:25,549 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:24:25,549 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:24:25,549 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:24:25,549 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:24:25,549 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:24:25,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:24:25,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:24:25,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:24:25,617 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:24:25,618 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:24:25,618 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl [2018-10-04 13:24:25,619 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl' [2018-10-04 13:24:25,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:24:25,675 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:24:25,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:24:25,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:24:25,677 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:24:25,698 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 04.10 01:24:25" (1/1) ... [2018-10-04 13:24:25,710 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 04.10 01:24:25" (1/1) ... [2018-10-04 13:24:25,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:24:25,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:24:25,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:24:25,718 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:24:25,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:25" (1/1) ... [2018-10-04 13:24:25,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:25" (1/1) ... [2018-10-04 13:24:25,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:25" (1/1) ... [2018-10-04 13:24:25,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:25" (1/1) ... [2018-10-04 13:24:25,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:25" (1/1) ... [2018-10-04 13:24:25,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:25" (1/1) ... [2018-10-04 13:24:25,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:25" (1/1) ... [2018-10-04 13:24:25,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:24:25,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:24:25,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:24:25,741 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:24:25,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:24:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:24:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:24:26,063 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:24:26,064 INFO L202 PluginConnector]: Adding new model simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:24:26 BoogieIcfgContainer [2018-10-04 13:24:26,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:24:26,065 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:24:26,065 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:24:26,076 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:24:26,077 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:24:26" (1/1) ... [2018-10-04 13:24:26,093 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:24:26,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:26,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 13:24:26,138 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 13:24:26,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:24:26,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:26,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:26,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-04 13:24:26,644 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-04 13:24:26,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:24:26,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:26,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:26,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:26,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-04 13:24:26,949 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-04 13:24:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:24:26,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:27,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:27,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-04 13:24:27,473 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-04 13:24:27,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:24:27,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:27,551 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:27,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:27,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-04 13:24:27,937 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-04 13:24:27,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:24:27,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:28,040 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:28,466 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-10-04 13:24:28,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:28,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-10-04 13:24:28,566 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-10-04 13:24:28,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:24:28,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:28,672 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:28,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:28,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-04 13:24:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-04 13:24:28,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:24:28,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:29,084 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:29,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-10-04 13:24:29,619 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-10-04 13:24:29,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:24:29,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:30,098 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:30,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:30,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-10-04 13:24:30,364 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-04 13:24:30,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:24:30,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:30,811 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:31,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:31,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-04 13:24:31,112 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-04 13:24:31,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:24:31,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:31,437 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:31,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:31,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-10-04 13:24:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-04 13:24:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:24:31,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:31,880 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:32,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:32,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-10-04 13:24:32,235 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-10-04 13:24:32,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:24:32,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:32,978 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-10-04 13:24:33,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:33,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-10-04 13:24:33,007 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-10-04 13:24:33,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:24:33,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:33,151 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:33,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:33,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-10-04 13:24:33,551 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-04 13:24:33,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:24:33,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:34,171 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-10-04 13:24:34,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-10-04 13:24:34,199 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-10-04 13:24:34,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:24:34,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:34,450 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:34,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:34,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-10-04 13:24:34,962 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-04 13:24:34,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:24:34,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:35,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:35,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-10-04 13:24:35,745 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-10-04 13:24:35,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:24:35,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:36,203 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:36,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:36,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-10-04 13:24:36,758 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-10-04 13:24:36,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:24:36,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:36,979 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:37,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:37,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-10-04 13:24:37,509 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-10-04 13:24:37,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:24:37,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:38,067 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-10-04 13:24:38,403 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-10-04 13:24:38,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:38,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-10-04 13:24:38,433 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-10-04 13:24:38,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:24:38,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:39,204 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:39,905 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-10-04 13:24:40,228 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-10-04 13:24:40,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:40,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-10-04 13:24:40,255 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-10-04 13:24:40,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:24:40,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:41,404 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:41,850 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-10-04 13:24:42,164 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-10-04 13:24:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-10-04 13:24:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-10-04 13:24:42,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:24:42,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:42,844 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:43,416 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-10-04 13:24:43,761 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2018-10-04 13:24:43,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:43,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-10-04 13:24:43,785 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-10-04 13:24:43,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:24:43,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:45,077 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-10-04 13:24:45,464 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-10-04 13:24:45,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-10-04 13:24:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-10-04 13:24:45,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:24:45,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:45,758 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:46,079 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-10-04 13:24:46,527 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-10-04 13:24:46,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:46,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-10-04 13:24:46,557 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-10-04 13:24:46,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:24:46,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:46,984 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:47,480 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-10-04 13:24:47,948 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-10-04 13:24:47,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:47,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-10-04 13:24:47,988 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-10-04 13:24:47,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:24:47,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:49,838 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:50,253 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-10-04 13:24:50,684 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-10-04 13:24:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-10-04 13:24:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-10-04 13:24:50,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:24:50,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:51,370 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-10-04 13:24:51,896 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-10-04 13:24:51,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-10-04 13:24:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-10-04 13:24:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:24:51,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:52,289 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:52,854 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-10-04 13:24:53,350 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-10-04 13:24:53,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:53,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-10-04 13:24:53,392 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-10-04 13:24:53,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:24:53,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:54,641 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:55,238 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-10-04 13:24:55,769 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-10-04 13:24:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:55,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-10-04 13:24:55,923 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-10-04 13:24:55,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:24:55,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:56,838 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-10-04 13:24:57,454 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-10-04 13:24:57,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-10-04 13:24:57,484 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-10-04 13:24:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:24:57,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:58,249 WARN L178 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-10-04 13:24:58,864 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-10-04 13:24:58,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:58,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-10-04 13:24:58,894 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-10-04 13:24:58,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:24:58,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:01,290 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-10-04 13:25:01,945 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-10-04 13:25:01,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:01,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-10-04 13:25:01,973 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-10-04 13:25:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:25:01,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:03,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:04,028 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-10-04 13:25:04,696 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-10-04 13:25:04,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:04,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-10-04 13:25:04,730 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-10-04 13:25:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:25:04,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:05,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:05,714 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-10-04 13:25:06,442 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-10-04 13:25:06,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:06,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-10-04 13:25:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-10-04 13:25:06,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:25:06,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:07,467 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-10-04 13:25:08,187 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-10-04 13:25:08,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:08,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-10-04 13:25:08,224 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-10-04 13:25:08,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:25:08,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:09,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:09,723 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-10-04 13:25:10,498 WARN L178 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-10-04 13:25:10,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-10-04 13:25:10,533 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-10-04 13:25:10,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:25:10,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:10,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:11,644 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-10-04 13:25:12,450 WARN L178 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-10-04 13:25:12,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:12,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-10-04 13:25:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-10-04 13:25:12,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:25:12,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:13,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:13,825 WARN L178 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-10-04 13:25:14,662 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-10-04 13:25:14,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:14,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-10-04 13:25:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-10-04 13:25:14,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:25:14,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:15,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:15,959 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-10-04 13:25:16,803 WARN L178 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-10-04 13:25:16,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:16,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-10-04 13:25:16,845 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-10-04 13:25:16,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:25:16,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:17,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:17,905 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-10-04 13:25:18,816 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-10-04 13:25:18,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:18,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-10-04 13:25:18,856 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-10-04 13:25:18,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:25:18,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:19,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:19,965 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-10-04 13:25:20,926 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2018-10-04 13:25:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-10-04 13:25:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-10-04 13:25:20,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:25:20,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:22,170 WARN L178 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-10-04 13:25:23,125 WARN L178 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-10-04 13:25:23,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:23,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-10-04 13:25:23,159 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-10-04 13:25:23,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:25:23,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:23,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:24,656 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-10-04 13:25:25,730 WARN L178 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-10-04 13:25:25,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:25,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-10-04 13:25:25,769 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-10-04 13:25:25,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:25:25,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:26,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:27,074 WARN L178 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-10-04 13:25:28,129 WARN L178 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2018-10-04 13:25:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-10-04 13:25:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-10-04 13:25:28,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:25:28,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:28,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:29,580 WARN L178 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-10-04 13:25:30,750 WARN L178 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-10-04 13:25:30,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:30,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-10-04 13:25:30,787 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-10-04 13:25:30,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:25:30,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:32,125 WARN L178 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-10-04 13:25:33,263 WARN L178 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2018-10-04 13:25:33,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:33,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-10-04 13:25:33,303 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-10-04 13:25:33,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:25:33,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:33,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:34,895 WARN L178 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-10-04 13:25:36,090 WARN L178 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-10-04 13:25:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:36,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-10-04 13:25:36,125 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-10-04 13:25:36,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:25:36,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:36,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:41,353 WARN L178 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-10-04 13:25:42,559 WARN L178 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-10-04 13:25:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:42,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-10-04 13:25:42,597 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-10-04 13:25:42,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:25:42,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:43,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:43,996 WARN L178 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-10-04 13:25:45,269 WARN L178 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2018-10-04 13:25:45,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:45,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-10-04 13:25:45,311 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-10-04 13:25:45,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:25:45,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:45,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:45,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:47,000 WARN L178 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-10-04 13:25:48,289 WARN L178 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-10-04 13:25:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-10-04 13:25:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-10-04 13:25:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:25:48,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:48,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:49,850 WARN L178 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-10-04 13:25:51,280 WARN L178 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-10-04 13:25:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:51,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-10-04 13:25:51,324 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-10-04 13:25:51,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:25:51,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:51,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:52,878 WARN L178 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-10-04 13:25:54,257 WARN L178 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-10-04 13:25:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:54,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-10-04 13:25:54,297 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-10-04 13:25:54,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:25:54,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:54,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:56,022 WARN L178 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-10-04 13:25:57,445 WARN L178 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-10-04 13:25:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:57,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-10-04 13:25:57,482 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-04 13:25:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:25:57,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:57,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:59,080 WARN L178 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-10-04 13:26:00,556 WARN L178 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-10-04 13:26:00,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:00,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-10-04 13:26:00,597 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-10-04 13:26:00,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:26:00,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:01,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:02,484 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-10-04 13:26:04,018 WARN L178 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 278 [2018-10-04 13:26:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:04,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-10-04 13:26:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-10-04 13:26:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:26:04,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:05,722 WARN L178 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-10-04 13:26:07,312 WARN L178 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-10-04 13:26:07,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:07,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-10-04 13:26:07,360 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-10-04 13:26:07,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:26:07,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:07,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:09,079 WARN L178 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-10-04 13:26:10,662 WARN L178 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-10-04 13:26:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-10-04 13:26:10,706 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-10-04 13:26:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:26:10,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:11,196 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:12,657 WARN L178 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-10-04 13:26:14,340 WARN L178 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 293 [2018-10-04 13:26:14,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:14,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-10-04 13:26:14,385 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-10-04 13:26:14,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:26:14,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:15,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:16,322 WARN L178 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-10-04 13:26:18,104 WARN L178 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2018-10-04 13:26:18,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:18,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-10-04 13:26:18,145 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-10-04 13:26:18,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:26:18,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:18,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:19,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:20,537 WARN L178 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-10-04 13:26:22,298 WARN L178 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-10-04 13:26:22,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:22,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-10-04 13:26:22,345 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-10-04 13:26:22,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:26:22,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:22,887 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:24,293 WARN L178 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-10-04 13:26:26,128 WARN L178 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-10-04 13:26:26,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:26,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-10-04 13:26:26,186 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-10-04 13:26:26,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:26:26,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:26,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:28,369 WARN L178 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-10-04 13:26:30,211 WARN L178 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2018-10-04 13:26:30,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:30,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-10-04 13:26:30,252 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-10-04 13:26:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:26:30,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:30,868 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:32,414 WARN L178 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-10-04 13:26:34,309 WARN L178 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-10-04 13:26:34,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:34,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-10-04 13:26:34,351 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-10-04 13:26:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:26:34,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:34,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:36,447 WARN L178 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-10-04 13:26:38,487 WARN L178 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-10-04 13:26:38,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:38,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-10-04 13:26:38,540 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-10-04 13:26:38,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:26:38,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:39,625 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:41,151 WARN L178 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-10-04 13:26:43,189 WARN L178 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2018-10-04 13:26:43,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:43,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-10-04 13:26:43,236 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-10-04 13:26:43,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 13:26:43,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:43,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:45,537 WARN L178 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-10-04 13:26:47,741 WARN L178 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-10-04 13:26:47,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:47,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-10-04 13:26:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-10-04 13:26:47,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 13:26:47,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:50,083 WARN L178 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-10-04 13:26:52,261 WARN L178 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2018-10-04 13:26:52,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:52,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-10-04 13:26:52,311 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-10-04 13:26:52,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 13:26:52,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:53,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:54,815 WARN L178 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-10-04 13:26:57,041 WARN L178 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2018-10-04 13:26:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:57,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-10-04 13:26:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-10-04 13:26:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 13:26:57,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:57,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:59,544 WARN L178 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-10-04 13:27:01,798 WARN L178 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-10-04 13:27:01,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:01,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-10-04 13:27:01,844 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-10-04 13:27:01,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 13:27:01,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:02,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:04,592 WARN L178 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-10-04 13:27:06,915 WARN L178 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 353 [2018-10-04 13:27:06,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:06,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-10-04 13:27:06,967 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-10-04 13:27:06,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 13:27:06,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:09,733 WARN L178 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-10-04 13:27:12,115 WARN L178 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2018-10-04 13:27:12,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:12,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-10-04 13:27:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-10-04 13:27:12,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 13:27:12,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:13,133 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:14,968 WARN L178 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-10-04 13:27:17,404 WARN L178 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-10-04 13:27:17,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:17,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-10-04 13:27:17,453 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-10-04 13:27:17,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 13:27:17,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:20,258 WARN L178 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-10-04 13:27:22,749 WARN L178 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 368 [2018-10-04 13:27:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:22,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-10-04 13:27:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-10-04 13:27:22,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 13:27:22,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:23,570 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:25,530 WARN L178 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-10-04 13:27:28,096 WARN L178 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2018-10-04 13:27:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-10-04 13:27:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-10-04 13:27:28,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 13:27:28,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:28,972 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:30,963 WARN L178 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-10-04 13:27:33,640 WARN L178 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-10-04 13:27:33,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:33,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-10-04 13:27:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-10-04 13:27:33,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 13:27:33,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:36,984 WARN L178 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-10-04 13:27:39,699 WARN L178 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-10-04 13:27:39,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:39,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-10-04 13:27:39,855 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-10-04 13:27:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-04 13:27:39,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:40,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:42,828 WARN L178 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-10-04 13:27:45,604 WARN L178 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-10-04 13:27:45,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:45,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-10-04 13:27:45,655 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-10-04 13:27:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-04 13:27:45,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:48,579 WARN L178 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-10-04 13:27:51,365 WARN L178 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2018-10-04 13:27:51,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-10-04 13:27:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-10-04 13:27:51,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-04 13:27:51,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:52,213 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:54,460 WARN L178 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-10-04 13:27:57,323 WARN L178 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2018-10-04 13:27:57,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:57,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-10-04 13:27:57,377 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-10-04 13:27:57,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-04 13:27:57,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:58,186 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:00,436 WARN L178 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2018-10-04 13:28:03,367 WARN L178 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2018-10-04 13:28:03,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:03,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-10-04 13:28:03,426 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-10-04 13:28:03,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-04 13:28:03,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:04,425 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:06,710 WARN L178 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-10-04 13:28:09,779 WARN L178 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2018-10-04 13:28:09,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-10-04 13:28:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-10-04 13:28:09,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-04 13:28:09,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:10,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:12,978 WARN L178 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-10-04 13:28:16,022 WARN L178 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2018-10-04 13:28:16,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:16,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-10-04 13:28:16,075 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-10-04 13:28:16,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-04 13:28:16,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:16,929 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:19,426 WARN L178 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-10-04 13:28:22,506 WARN L178 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2018-10-04 13:28:22,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 171 states and 172 transitions. [2018-10-04 13:28:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 172 transitions. [2018-10-04 13:28:22,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-04 13:28:22,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:25,924 WARN L178 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-10-04 13:28:29,100 WARN L178 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-10-04 13:28:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:29,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 173 states and 174 transitions. [2018-10-04 13:28:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 174 transitions. [2018-10-04 13:28:29,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-04 13:28:29,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:30,102 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:32,524 WARN L178 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-10-04 13:28:35,819 WARN L178 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-10-04 13:28:35,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 175 states and 176 transitions. [2018-10-04 13:28:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2018-10-04 13:28:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-04 13:28:35,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 13:28:38,555 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:28:38,558 INFO L168 Benchmark]: Toolchain (without parser) took 252884.48 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -145.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 224.4 MB). Peak memory consumption was 440.9 MB. Max. memory is 7.1 GB. [2018-10-04 13:28:38,559 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:28:38,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.96 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:28:38,560 INFO L168 Benchmark]: Boogie Preprocessor took 22.56 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:28:38,560 INFO L168 Benchmark]: RCFGBuilder took 323.21 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:28:38,561 INFO L168 Benchmark]: CodeCheck took 252492.74 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -145.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 203.2 MB). Peak memory consumption was 419.7 MB. Max. memory is 7.1 GB. [2018-10-04 13:28:38,564 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 342 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.96 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.56 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 323.21 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 252492.74 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -145.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 203.2 MB). Peak memory consumption was 419.7 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-0-2018-10-04_13-28-38-574.csv Completed graceful shutdown