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/up.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:18:37,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:18:37,067 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:18:37,079 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:18:37,079 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:18:37,080 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:18:37,082 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:18:37,083 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:18:37,085 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:18:37,086 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:18:37,087 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:18:37,087 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:18:37,088 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:18:37,089 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:18:37,090 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:18:37,091 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:18:37,092 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:18:37,094 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:18:37,096 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:18:37,098 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:18:37,099 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:18:37,100 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:18:37,105 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:18:37,108 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:18:37,108 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:18:37,109 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:18:37,110 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:18:37,112 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:18:37,113 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:18:37,114 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:18:37,114 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:18:37,116 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:18:37,118 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:18:37,118 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:18:37,119 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:18:37,121 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:18:37,122 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 21:18:37,147 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:18:37,148 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:18:37,154 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:18:37,154 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:18:37,155 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:18:37,155 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:18:37,156 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:18:37,156 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:18:37,156 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:18:37,156 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:18:37,157 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:18:37,158 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:18:37,158 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:18:37,158 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:18:37,158 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:18:37,158 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:18:37,159 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:18:37,159 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:18:37,159 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:18:37,159 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:18:37,159 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:18:37,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:18:37,160 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:18:37,160 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:18:37,160 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:18:37,160 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:18:37,161 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:18:37,161 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:18:37,161 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:18:37,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:18:37,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:18:37,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:18:37,256 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:18:37,257 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:18:37,258 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl [2018-09-30 21:18:37,258 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl' [2018-09-30 21:18:37,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:18:37,313 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:18:37,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:18:37,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:18:37,314 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:18:37,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:18:37,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:18:37,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:18:37,355 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:18:37,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:18:37,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:18:37,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:18:37,377 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:18:37,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:18:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:18:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 21:18:37,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 21:18:37,743 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 21:18:37,744 INFO L202 PluginConnector]: Adding new model up.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:18:37 BoogieIcfgContainer [2018-09-30 21:18:37,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:18:37,745 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:18:37,745 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:18:37,754 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:18:37,755 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:18:37" (1/1) ... [2018-09-30 21:18:37,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:18:37,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:37,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-30 21:18:37,804 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-30 21:18:37,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:18:37,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:38,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:38,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2018-09-30 21:18:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2018-09-30 21:18:38,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:18:38,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:38,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:39,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:39,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2018-09-30 21:18:39,701 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2018-09-30 21:18:39,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:18:39,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:39,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:40,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:40,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-09-30 21:18:40,456 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-09-30 21:18:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:18:40,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:40,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:41,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-09-30 21:18:41,745 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-09-30 21:18:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:18:41,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:41,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:42,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:42,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-09-30 21:18:42,612 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-09-30 21:18:42,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:18:42,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:43,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:43,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2018-09-30 21:18:43,686 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2018-09-30 21:18:43,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:18:43,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:44,141 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:45,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:45,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 44 transitions. [2018-09-30 21:18:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 44 transitions. [2018-09-30 21:18:45,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:18:45,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:45,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:46,582 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 7 [2018-09-30 21:18:48,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:48,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-09-30 21:18:48,033 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-09-30 21:18:48,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:18:48,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:48,209 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:49,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:49,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-09-30 21:18:49,524 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-09-30 21:18:49,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:18:49,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:50,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-09-30 21:18:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-09-30 21:18:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:18:50,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:50,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:50,981 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:51,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 69 transitions. [2018-09-30 21:18:51,958 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2018-09-30 21:18:51,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:18:51,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:52,191 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:53,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-09-30 21:18:53,310 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-09-30 21:18:53,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:18:53,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:53,572 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:55,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:55,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2018-09-30 21:18:55,077 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2018-09-30 21:18:55,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:18:55,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:55,462 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 56 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:56,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:56,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2018-09-30 21:18:56,747 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2018-09-30 21:18:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:18:56,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:57,170 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 56 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:18:58,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:58,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 98 transitions. [2018-09-30 21:18:58,483 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2018-09-30 21:18:58,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:18:58,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:59,026 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 72 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:00,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2018-09-30 21:19:00,648 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2018-09-30 21:19:00,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:19:00,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:00,991 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:02,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-09-30 21:19:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-09-30 21:19:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:19:02,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:02,862 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 90 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:04,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:04,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-09-30 21:19:04,720 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-09-30 21:19:04,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:19:04,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:05,071 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 90 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:06,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:06,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2018-09-30 21:19:06,632 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2018-09-30 21:19:06,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:19:06,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 110 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:09,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:09,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 66 states and 133 transitions. [2018-09-30 21:19:09,176 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 133 transitions. [2018-09-30 21:19:09,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:19:09,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:09,826 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 110 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:11,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:11,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2018-09-30 21:19:11,817 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2018-09-30 21:19:11,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:19:11,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:12,165 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 132 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:13,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:13,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 72 states and 151 transitions. [2018-09-30 21:19:13,993 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 151 transitions. [2018-09-30 21:19:13,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:19:13,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:15,321 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 132 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:17,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:17,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 76 states and 168 transitions. [2018-09-30 21:19:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 168 transitions. [2018-09-30 21:19:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:19:17,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 156 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:19,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:19,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 78 states and 170 transitions. [2018-09-30 21:19:19,917 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 170 transitions. [2018-09-30 21:19:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:19:19,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 156 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:23,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 82 states and 188 transitions. [2018-09-30 21:19:23,168 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 188 transitions. [2018-09-30 21:19:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 21:19:23,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:23,659 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 182 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:26,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:26,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 84 states and 190 transitions. [2018-09-30 21:19:26,068 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 190 transitions. [2018-09-30 21:19:26,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 21:19:26,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:26,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:26,640 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 182 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:28,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:28,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 209 transitions. [2018-09-30 21:19:28,813 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 209 transitions. [2018-09-30 21:19:28,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 21:19:28,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:29,453 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 210 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:32,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:32,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 90 states and 211 transitions. [2018-09-30 21:19:32,094 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 211 transitions. [2018-09-30 21:19:32,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 21:19:32,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:32,929 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 210 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:35,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:35,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 94 states and 231 transitions. [2018-09-30 21:19:35,756 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 231 transitions. [2018-09-30 21:19:35,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:19:35,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:36,231 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 240 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:38,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 96 states and 233 transitions. [2018-09-30 21:19:38,575 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 233 transitions. [2018-09-30 21:19:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:19:38,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:39,115 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:41,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 100 states and 254 transitions. [2018-09-30 21:19:41,879 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 254 transitions. [2018-09-30 21:19:41,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:19:41,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:42,428 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 272 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:45,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:45,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 102 states and 256 transitions. [2018-09-30 21:19:45,031 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 256 transitions. [2018-09-30 21:19:45,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 21:19:45,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:46,154 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 272 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:48,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:48,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 106 states and 278 transitions. [2018-09-30 21:19:48,975 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 278 transitions. [2018-09-30 21:19:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 21:19:48,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:49,527 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 306 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:52,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:52,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 108 states and 280 transitions. [2018-09-30 21:19:52,531 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 280 transitions. [2018-09-30 21:19:52,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 21:19:52,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 306 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:56,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:56,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 303 transitions. [2018-09-30 21:19:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 303 transitions. [2018-09-30 21:19:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 21:19:56,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:56,789 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 342 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:59,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:59,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 114 states and 305 transitions. [2018-09-30 21:19:59,731 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 305 transitions. [2018-09-30 21:19:59,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 21:19:59,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:00,367 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 342 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:03,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:03,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 118 states and 329 transitions. [2018-09-30 21:20:03,644 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 329 transitions. [2018-09-30 21:20:03,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 21:20:03,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:04,371 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 380 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:07,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:07,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 120 states and 331 transitions. [2018-09-30 21:20:07,924 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 331 transitions. [2018-09-30 21:20:07,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 21:20:07,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 380 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:15,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:15,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 124 states and 356 transitions. [2018-09-30 21:20:15,543 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 356 transitions. [2018-09-30 21:20:15,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 21:20:15,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:16,724 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 420 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:20,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:20,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 126 states and 358 transitions. [2018-09-30 21:20:20,138 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 358 transitions. [2018-09-30 21:20:20,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 21:20:20,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 420 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:24,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:24,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 130 states and 384 transitions. [2018-09-30 21:20:24,882 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 384 transitions. [2018-09-30 21:20:24,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 21:20:24,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:25,698 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 462 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:29,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:29,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 132 states and 386 transitions. [2018-09-30 21:20:29,391 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 386 transitions. [2018-09-30 21:20:29,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 21:20:29,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:30,633 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 462 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:34,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:34,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 136 states and 413 transitions. [2018-09-30 21:20:34,327 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 413 transitions. [2018-09-30 21:20:34,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 21:20:34,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:35,290 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 506 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:39,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:39,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 138 states and 415 transitions. [2018-09-30 21:20:39,071 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 415 transitions. [2018-09-30 21:20:39,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 21:20:39,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:39,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 506 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:43,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 142 states and 443 transitions. [2018-09-30 21:20:43,950 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 443 transitions. [2018-09-30 21:20:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 21:20:43,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 552 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:48,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:48,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 144 states and 445 transitions. [2018-09-30 21:20:48,577 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 445 transitions. [2018-09-30 21:20:48,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 21:20:48,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:49,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 552 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:53,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 148 states and 474 transitions. [2018-09-30 21:20:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 474 transitions. [2018-09-30 21:20:53,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 21:20:53,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:54,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 600 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:58,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:58,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 150 states and 476 transitions. [2018-09-30 21:20:58,568 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 476 transitions. [2018-09-30 21:20:58,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 21:20:58,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:59,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 600 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 154 states and 506 transitions. [2018-09-30 21:21:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 506 transitions. [2018-09-30 21:21:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 21:21:03,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:04,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 650 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:09,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:09,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 156 states and 508 transitions. [2018-09-30 21:21:09,001 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 508 transitions. [2018-09-30 21:21:09,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 21:21:09,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 650 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:15,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 160 states and 539 transitions. [2018-09-30 21:21:15,279 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 539 transitions. [2018-09-30 21:21:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 21:21:15,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 702 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:21,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 162 states and 541 transitions. [2018-09-30 21:21:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 541 transitions. [2018-09-30 21:21:21,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 21:21:21,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:22,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 702 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 166 states and 573 transitions. [2018-09-30 21:21:26,958 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 573 transitions. [2018-09-30 21:21:26,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 21:21:26,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:27,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 756 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:32,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:32,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 168 states and 575 transitions. [2018-09-30 21:21:32,335 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 575 transitions. [2018-09-30 21:21:32,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 21:21:32,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:33,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 756 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:35,597 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-30 21:21:38,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:38,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 172 states and 608 transitions. [2018-09-30 21:21:38,542 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 608 transitions. [2018-09-30 21:21:38,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 21:21:38,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:39,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 812 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:44,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:44,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 174 states and 610 transitions. [2018-09-30 21:21:44,162 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 610 transitions. [2018-09-30 21:21:44,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 21:21:44,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:45,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 812 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:50,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:50,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 178 states and 644 transitions. [2018-09-30 21:21:50,137 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 644 transitions. [2018-09-30 21:21:50,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 21:21:50,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:51,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 870 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:56,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:56,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 180 states and 646 transitions. [2018-09-30 21:21:56,071 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 646 transitions. [2018-09-30 21:21:56,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-30 21:21:56,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:56,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 870 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 184 states and 681 transitions. [2018-09-30 21:22:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 681 transitions. [2018-09-30 21:22:01,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 21:22:01,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:02,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 930 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:07,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 186 states and 683 transitions. [2018-09-30 21:22:07,912 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 683 transitions. [2018-09-30 21:22:07,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-30 21:22:07,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:09,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:14,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:14,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 190 states and 719 transitions. [2018-09-30 21:22:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 719 transitions. [2018-09-30 21:22:14,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 21:22:14,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:15,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1922 backedges. 992 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:20,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 192 states and 721 transitions. [2018-09-30 21:22:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 721 transitions. [2018-09-30 21:22:20,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 21:22:20,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:21,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 992 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:27,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:27,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 196 states and 758 transitions. [2018-09-30 21:22:27,526 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 758 transitions. [2018-09-30 21:22:27,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 21:22:27,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:28,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2048 backedges. 1056 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:34,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 198 states and 760 transitions. [2018-09-30 21:22:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 760 transitions. [2018-09-30 21:22:34,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 21:22:34,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:35,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1056 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 21:22:40,923 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:22:40,925 INFO L168 Benchmark]: Toolchain (without parser) took 243615.18 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: -560.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-09-30 21:22:40,926 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:22:40,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:22:40,928 INFO L168 Benchmark]: Boogie Preprocessor took 21.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:22:40,928 INFO L168 Benchmark]: RCFGBuilder took 367.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 21:22:40,929 INFO L168 Benchmark]: CodeCheck took 243179.97 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: -581.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-30 21:22:40,933 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 1035 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 367.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 243179.97 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: -581.4 MB). Peak memory consumption was 1.1 GB. 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/up.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_21-22-40-948.csv Completed graceful shutdown