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/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:31:56,952 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:31:56,955 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:31:56,971 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:31:56,971 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:31:56,972 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:31:56,973 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:31:56,975 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:31:56,977 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:31:56,978 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:31:56,978 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:31:56,979 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:31:56,980 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:31:56,981 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:31:56,982 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:31:56,983 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:31:56,983 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:31:56,985 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:31:56,987 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:31:56,989 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:31:56,990 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:31:56,992 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:31:56,994 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:31:56,994 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:31:56,994 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:31:56,995 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:31:56,996 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:31:56,997 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:31:56,998 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:31:56,999 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:31:56,999 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:31:57,000 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:31:57,001 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:31:57,001 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:31:57,002 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:31:57,003 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:31:57,003 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 11:31:57,026 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:31:57,026 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:31:57,027 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:31:57,028 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:31:57,028 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:31:57,028 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:31:57,029 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:31:57,030 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:31:57,030 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:31:57,030 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:31:57,030 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:31:57,030 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:31:57,031 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:31:57,031 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:31:57,031 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:31:57,031 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:31:57,031 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:31:57,033 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:31:57,033 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:31:57,033 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:31:57,033 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:31:57,033 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:31:57,034 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:31:57,034 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:31:57,034 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:31:57,034 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:31:57,034 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:31:57,034 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:31:57,035 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:31:57,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:31:57,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:31:57,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:31:57,118 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:31:57,118 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:31:57,119 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl [2018-09-30 11:31:57,119 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl' [2018-09-30 11:31:57,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:31:57,185 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:31:57,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:31:57,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:31:57,187 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:31:57,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,231 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:31:57,231 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:31:57,231 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:31:57,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:31:57,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:31:57,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:31:57,250 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:31:57,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:31:57,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:31:57,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:31:57,276 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:31:57,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:57" (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 11:31:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 11:31:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 11:31:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-30 11:31:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2018-09-30 11:31:57,765 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:31:57,766 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:31:57 BoogieIcfgContainer [2018-09-30 11:31:57,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:31:57,767 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:31:57,767 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:31:57,779 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:31:57,779 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:31:57" (1/1) ... [2018-09-30 11:31:57,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:31:57,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:57,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-09-30 11:31:57,835 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-09-30 11:31:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:31:57,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:58,046 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 11:31:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:58,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-09-30 11:31:58,157 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-09-30 11:31:58,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:31:58,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:58,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:58,358 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 11:31:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:59,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2018-09-30 11:31:59,771 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2018-09-30 11:31:59,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:31:59,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:59,840 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 11:31:59,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-09-30 11:31:59,922 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-09-30 11:31:59,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:31:59,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:59,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 11:32:00,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:00,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-09-30 11:32:00,415 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-09-30 11:32:00,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:32:00,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:00,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:02,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:02,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-30 11:32:02,104 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-30 11:32:02,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:32:02,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 11:32:02,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:02,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-30 11:32:02,631 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-30 11:32:02,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:32:02,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:04,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:04,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2018-09-30 11:32:04,214 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2018-09-30 11:32:04,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:32:04,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:04,289 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:04,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2018-09-30 11:32:04,784 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2018-09-30 11:32:04,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:32:04,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:04,828 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 11:32:05,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2018-09-30 11:32:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2018-09-30 11:32:05,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:32:05,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:05,424 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:06,947 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-30 11:32:07,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:07,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-09-30 11:32:07,967 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-09-30 11:32:07,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:32:07,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-09-30 11:32:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:08,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-09-30 11:32:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-09-30 11:32:08,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 11:32:08,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:08,637 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:10,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 74 transitions. [2018-09-30 11:32:10,629 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 74 transitions. [2018-09-30 11:32:10,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 11:32:10,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:10,715 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-09-30 11:32:11,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:11,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2018-09-30 11:32:11,267 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2018-09-30 11:32:11,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:32:11,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:12,103 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:13,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:13,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 47 states and 87 transitions. [2018-09-30 11:32:13,999 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 87 transitions. [2018-09-30 11:32:14,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:32:14,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-09-30 11:32:14,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:14,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-09-30 11:32:14,946 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-09-30 11:32:14,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:32:14,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:15,211 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:17,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:17,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-30 11:32:17,683 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-30 11:32:17,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:32:17,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:17,721 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-09-30 11:32:18,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:18,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-09-30 11:32:18,291 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-09-30 11:32:18,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:32:18,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:18,613 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:20,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 116 transitions. [2018-09-30 11:32:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2018-09-30 11:32:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:32:20,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:20,838 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-09-30 11:32:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:21,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 115 transitions. [2018-09-30 11:32:21,713 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2018-09-30 11:32:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:32:21,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:22,822 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:25,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:25,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 62 states and 132 transitions. [2018-09-30 11:32:25,279 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 132 transitions. [2018-09-30 11:32:25,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:32:25,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:25,316 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-09-30 11:32:26,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:26,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2018-09-30 11:32:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2018-09-30 11:32:26,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:32:26,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:26,714 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:29,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:29,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2018-09-30 11:32:29,371 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2018-09-30 11:32:29,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:32:29,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:29,407 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-09-30 11:32:30,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:30,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 67 states and 148 transitions. [2018-09-30 11:32:30,269 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 148 transitions. [2018-09-30 11:32:30,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:32:30,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:30,802 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:33,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:33,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 72 states and 167 transitions. [2018-09-30 11:32:33,983 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 167 transitions. [2018-09-30 11:32:33,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:32:33,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:34,021 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2018-09-30 11:32:34,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 72 states and 166 transitions. [2018-09-30 11:32:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 166 transitions. [2018-09-30 11:32:34,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:32:34,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 77 states and 186 transitions. [2018-09-30 11:32:39,718 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 186 transitions. [2018-09-30 11:32:39,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:32:39,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-09-30 11:32:40,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 77 states and 185 transitions. [2018-09-30 11:32:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 185 transitions. [2018-09-30 11:32:40,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:32:40,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:41,203 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:44,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 82 states and 206 transitions. [2018-09-30 11:32:44,893 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 206 transitions. [2018-09-30 11:32:44,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 11:32:44,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:44,934 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-09-30 11:32:45,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:45,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 82 states and 205 transitions. [2018-09-30 11:32:45,924 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 205 transitions. [2018-09-30 11:32:45,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:32:45,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:47,972 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 87 states and 227 transitions. [2018-09-30 11:32:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 227 transitions. [2018-09-30 11:32:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:32:51,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-09-30 11:32:52,988 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-30 11:32:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 87 states and 226 transitions. [2018-09-30 11:32:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 226 transitions. [2018-09-30 11:32:54,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 11:32:54,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:54,758 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:58,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:58,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 92 states and 249 transitions. [2018-09-30 11:32:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 249 transitions. [2018-09-30 11:32:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 11:32:58,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:58,723 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2018-09-30 11:32:59,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:59,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 92 states and 248 transitions. [2018-09-30 11:32:59,962 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 248 transitions. [2018-09-30 11:32:59,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:32:59,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:00,478 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:04,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:04,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 97 states and 272 transitions. [2018-09-30 11:33:04,611 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 272 transitions. [2018-09-30 11:33:04,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:33:04,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:04,654 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-09-30 11:33:05,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:05,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 97 states and 271 transitions. [2018-09-30 11:33:05,778 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 271 transitions. [2018-09-30 11:33:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 11:33:05,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:06,301 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:10,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:10,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 102 states and 296 transitions. [2018-09-30 11:33:10,997 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 296 transitions. [2018-09-30 11:33:10,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 11:33:10,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2018-09-30 11:33:12,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 102 states and 295 transitions. [2018-09-30 11:33:12,447 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 295 transitions. [2018-09-30 11:33:12,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:33:12,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:13,347 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 107 states and 321 transitions. [2018-09-30 11:33:17,787 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 321 transitions. [2018-09-30 11:33:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:33:17,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:17,834 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2018-09-30 11:33:19,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:19,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 107 states and 320 transitions. [2018-09-30 11:33:19,327 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 320 transitions. [2018-09-30 11:33:19,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 11:33:19,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:20,069 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 112 states and 347 transitions. [2018-09-30 11:33:24,898 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 347 transitions. [2018-09-30 11:33:24,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 11:33:24,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:24,947 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2018-09-30 11:33:26,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:26,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 112 states and 346 transitions. [2018-09-30 11:33:26,790 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 346 transitions. [2018-09-30 11:33:26,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:33:26,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:27,388 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:32,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 117 states and 374 transitions. [2018-09-30 11:33:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 374 transitions. [2018-09-30 11:33:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 11:33:32,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:32,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2018-09-30 11:33:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:34,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 117 states and 373 transitions. [2018-09-30 11:33:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 373 transitions. [2018-09-30 11:33:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 11:33:34,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:35,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 122 states and 402 transitions. [2018-09-30 11:33:40,447 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 402 transitions. [2018-09-30 11:33:40,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 11:33:40,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:40,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2018-09-30 11:33:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 122 states and 401 transitions. [2018-09-30 11:33:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 401 transitions. [2018-09-30 11:33:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 11:33:41,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:48,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:48,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 127 states and 431 transitions. [2018-09-30 11:33:48,249 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 431 transitions. [2018-09-30 11:33:48,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 11:33:48,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2018-09-30 11:33:50,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 127 states and 430 transitions. [2018-09-30 11:33:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 430 transitions. [2018-09-30 11:33:50,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 11:33:50,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:51,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:54,396 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-30 11:34:00,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:00,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 132 states and 461 transitions. [2018-09-30 11:34:00,443 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 461 transitions. [2018-09-30 11:34:00,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 11:34:00,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:00,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1311 trivial. 0 not checked. [2018-09-30 11:34:02,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 132 states and 460 transitions. [2018-09-30 11:34:02,142 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 460 transitions. [2018-09-30 11:34:02,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 11:34:02,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:09,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 137 states and 492 transitions. [2018-09-30 11:34:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 492 transitions. [2018-09-30 11:34:09,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 11:34:09,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:09,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2018-09-30 11:34:11,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:11,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 137 states and 491 transitions. [2018-09-30 11:34:11,015 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 491 transitions. [2018-09-30 11:34:11,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 11:34:11,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:11,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:18,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:18,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 142 states and 524 transitions. [2018-09-30 11:34:18,073 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 524 transitions. [2018-09-30 11:34:18,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 11:34:18,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:18,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2018-09-30 11:34:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 142 states and 523 transitions. [2018-09-30 11:34:20,001 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 523 transitions. [2018-09-30 11:34:20,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 11:34:20,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:27,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:27,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 147 states and 557 transitions. [2018-09-30 11:34:27,329 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 557 transitions. [2018-09-30 11:34:27,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 11:34:27,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:27,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2018-09-30 11:34:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 147 states and 556 transitions. [2018-09-30 11:34:29,182 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 556 transitions. [2018-09-30 11:34:29,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 11:34:29,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:30,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:36,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:36,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 152 states and 591 transitions. [2018-09-30 11:34:36,937 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 591 transitions. [2018-09-30 11:34:36,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 11:34:36,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:37,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2018-09-30 11:34:38,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 152 states and 590 transitions. [2018-09-30 11:34:38,978 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 590 transitions. [2018-09-30 11:34:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 11:34:38,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 157 states and 626 transitions. [2018-09-30 11:34:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 626 transitions. [2018-09-30 11:34:46,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 11:34:46,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:46,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1946 trivial. 0 not checked. [2018-09-30 11:34:48,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:48,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 157 states and 625 transitions. [2018-09-30 11:34:48,982 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 625 transitions. [2018-09-30 11:34:48,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 11:34:48,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:34:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:56,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 162 states and 662 transitions. [2018-09-30 11:34:56,942 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 662 transitions. [2018-09-30 11:34:56,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 11:34:56,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2088 trivial. 0 not checked. [2018-09-30 11:34:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:59,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 162 states and 661 transitions. [2018-09-30 11:34:59,187 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 661 transitions. [2018-09-30 11:34:59,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 11:34:59,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:00,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:07,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:07,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 167 states and 699 transitions. [2018-09-30 11:35:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 699 transitions. [2018-09-30 11:35:07,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 11:35:07,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2235 trivial. 0 not checked. [2018-09-30 11:35:09,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 167 states and 698 transitions. [2018-09-30 11:35:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 698 transitions. [2018-09-30 11:35:09,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-30 11:35:09,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:11,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:19,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 172 states and 737 transitions. [2018-09-30 11:35:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 737 transitions. [2018-09-30 11:35:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-30 11:35:19,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:19,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2387 trivial. 0 not checked. [2018-09-30 11:35:21,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:21,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 172 states and 736 transitions. [2018-09-30 11:35:21,364 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 736 transitions. [2018-09-30 11:35:21,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-30 11:35:21,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:22,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2449 backedges. 0 proven. 2449 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:30,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:30,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 177 states and 776 transitions. [2018-09-30 11:35:30,186 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 776 transitions. [2018-09-30 11:35:30,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-30 11:35:30,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:30,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2544 trivial. 0 not checked. [2018-09-30 11:35:32,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:32,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 177 states and 775 transitions. [2018-09-30 11:35:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 775 transitions. [2018-09-30 11:35:32,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-30 11:35:32,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:33,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2608 backedges. 0 proven. 2608 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:41,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:41,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 182 states and 816 transitions. [2018-09-30 11:35:41,429 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 816 transitions. [2018-09-30 11:35:41,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-30 11:35:41,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2706 trivial. 0 not checked. [2018-09-30 11:35:43,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:43,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 182 states and 815 transitions. [2018-09-30 11:35:43,835 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 815 transitions. [2018-09-30 11:35:43,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-30 11:35:43,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:44,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2772 backedges. 0 proven. 2772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:53,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:53,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 187 states and 857 transitions. [2018-09-30 11:35:53,057 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 857 transitions. [2018-09-30 11:35:53,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-30 11:35:53,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2018-09-30 11:35:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:55,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 187 states and 856 transitions. [2018-09-30 11:35:55,395 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 856 transitions. [2018-09-30 11:35:55,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-30 11:35:55,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:56,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2941 backedges. 0 proven. 2941 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 11:36:01,229 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 11:36:01,232 INFO L168 Benchmark]: Toolchain (without parser) took 244049.01 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 592.6 MB. Max. memory is 7.1 GB. [2018-09-30 11:36:01,233 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2018-09-30 11:36:01,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.47 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. [2018-09-30 11:36:01,234 INFO L168 Benchmark]: Boogie Preprocessor took 26.58 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. [2018-09-30 11:36:01,234 INFO L168 Benchmark]: RCFGBuilder took 490.24 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. [2018-09-30 11:36:01,235 INFO L168 Benchmark]: CodeCheck took 243464.20 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 571.5 MB. Max. memory is 7.1 GB. [2018-09-30 11:36:01,239 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 1187 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 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 62.47 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 26.58 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 490.24 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 243464.20 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 571.5 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/PointerIncrement-simplified01.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-36-01-251.csv Completed graceful shutdown