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.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:34:04,912 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:34:04,914 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:34:04,933 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:34:04,933 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:34:04,935 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:34:04,936 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:34:04,939 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:34:04,941 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:34:04,945 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:34:04,947 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:34:04,948 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:34:04,949 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:34:04,950 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:34:04,951 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:34:04,952 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:34:04,953 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:34:04,955 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:34:04,957 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:34:04,959 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:34:04,960 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:34:04,961 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:34:04,964 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:34:04,965 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:34:04,965 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:34:04,966 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:34:04,967 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:34:04,968 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:34:04,969 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:34:04,973 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:34:04,973 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:34:04,974 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:34:04,974 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:34:04,975 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:34:04,976 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:34:04,977 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:34:04,977 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 11:34:05,011 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:34:05,012 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:34:05,015 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:34:05,015 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:34:05,016 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:34:05,017 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:34:05,018 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:34:05,018 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:34:05,018 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:34:05,019 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:34:05,019 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:34:05,019 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:34:05,019 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:34:05,020 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:34:05,020 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:34:05,020 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:34:05,021 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:34:05,021 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:34:05,021 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:34:05,023 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:34:05,023 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:34:05,023 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:34:05,023 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:34:05,023 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:34:05,024 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:34:05,024 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:34:05,024 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:34:05,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:34:05,024 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:34:05,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:34:05,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:34:05,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:34:05,120 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:34:05,121 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:34:05,122 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement.bpl [2018-09-30 11:34:05,122 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement.bpl' [2018-09-30 11:34:05,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:34:05,205 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:34:05,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:34:05,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:34:05,208 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:34:05,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:34:05,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:34:05,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:34:05,276 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:34:05,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:34:05,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:34:05,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:34:05,310 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:34:05,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:34:05" (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 11:34:05,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:34:05,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:34:05,809 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:34:05,810 INFO L202 PluginConnector]: Adding new model PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:34:05 BoogieIcfgContainer [2018-09-30 11:34:05,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:34:05,811 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:34:05,811 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:34:05,822 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:34:05,822 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:34:05" (1/1) ... [2018-09-30 11:34:05,835 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:34:05,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-09-30 11:34:05,876 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-09-30 11:34:05,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:34:05,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:06,064 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 11:34:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-09-30 11:34:06,175 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-09-30 11:34:06,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:34:06,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:06,489 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 11:34:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2018-09-30 11:34:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2018-09-30 11:34:07,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:34:07,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:07,769 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 11:34:07,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:07,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-09-30 11:34:07,877 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-09-30 11:34:07,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:34:07,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:07,929 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 11:34:08,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:08,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-09-30 11:34:08,412 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-09-30 11:34:08,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:34:08,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:08,596 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 11:34:09,446 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 17 [2018-09-30 11:34:10,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:10,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-30 11:34:10,312 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-30 11:34:10,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:34:10,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:10,350 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 11:34:10,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:10,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-30 11:34:10,810 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-30 11:34:10,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:34:10,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:10,973 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 11:34:12,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:12,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2018-09-30 11:34:12,607 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2018-09-30 11:34:12,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:34:12,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:12,654 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 11:34:13,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:13,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2018-09-30 11:34:13,187 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2018-09-30 11:34:13,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:34:13,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:13,222 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 11:34:13,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:13,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2018-09-30 11:34:13,582 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2018-09-30 11:34:13,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:34:13,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:13,768 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 11:34:15,398 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-30 11:34:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:16,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-09-30 11:34:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-09-30 11:34:16,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:34:16,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:16,493 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 11:34:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-09-30 11:34:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-09-30 11:34:17,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 11:34:17,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:17,330 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 11:34:17,793 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-30 11:34:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:19,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 74 transitions. [2018-09-30 11:34:19,422 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 74 transitions. [2018-09-30 11:34:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 11:34:19,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:19,483 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 11:34:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2018-09-30 11:34:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2018-09-30 11:34:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:34:20,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:20,749 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 11:34:22,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:22,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 47 states and 87 transitions. [2018-09-30 11:34:22,895 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 87 transitions. [2018-09-30 11:34:22,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:34:22,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:22,930 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 11:34:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:23,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-09-30 11:34:23,512 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-09-30 11:34:23,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:34:23,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:24,581 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 11:34:26,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:26,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-30 11:34:26,943 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-30 11:34:26,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:34:26,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:26,978 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 11:34:27,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-09-30 11:34:27,612 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-09-30 11:34:27,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:34:27,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:27,895 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 11:34:30,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:30,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 116 transitions. [2018-09-30 11:34:30,791 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2018-09-30 11:34:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:34:30,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:30,825 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 11:34:31,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 115 transitions. [2018-09-30 11:34:31,596 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2018-09-30 11:34:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:34:31,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:31,949 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 11:34:34,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:34,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 62 states and 132 transitions. [2018-09-30 11:34:34,642 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 132 transitions. [2018-09-30 11:34:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:34:34,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:34,679 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 11:34:35,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2018-09-30 11:34:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2018-09-30 11:34:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:34:35,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:36,076 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 11:34:39,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:39,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2018-09-30 11:34:39,135 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2018-09-30 11:34:39,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:34:39,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:39,171 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 11:34:40,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:40,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 67 states and 148 transitions. [2018-09-30 11:34:40,371 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 148 transitions. [2018-09-30 11:34:40,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:34:40,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:41,022 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 11:34:44,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:44,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 72 states and 167 transitions. [2018-09-30 11:34:44,076 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 167 transitions. [2018-09-30 11:34:44,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:34:44,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:44,114 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 11:34:44,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:44,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 72 states and 166 transitions. [2018-09-30 11:34:44,972 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 166 transitions. [2018-09-30 11:34:44,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:34:44,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:45,737 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 11:34:48,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:48,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 77 states and 186 transitions. [2018-09-30 11:34:48,905 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 186 transitions. [2018-09-30 11:34:48,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:34:48,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:48,943 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 11:34:49,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:49,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 77 states and 185 transitions. [2018-09-30 11:34:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 185 transitions. [2018-09-30 11:34:49,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:34:49,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:51,340 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 11:34:54,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:54,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 82 states and 206 transitions. [2018-09-30 11:34:54,851 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 206 transitions. [2018-09-30 11:34:54,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 11:34:54,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:54,892 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 11:34:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:34:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 82 states and 205 transitions. [2018-09-30 11:34:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 205 transitions. [2018-09-30 11:34:56,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:34:56,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:34:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:57,899 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 11:35:01,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 87 states and 227 transitions. [2018-09-30 11:35:01,681 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 227 transitions. [2018-09-30 11:35:01,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:35:01,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:01,719 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 11:35:02,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:02,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 87 states and 226 transitions. [2018-09-30 11:35:02,764 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 226 transitions. [2018-09-30 11:35:02,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 11:35:02,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:03,310 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 11:35:07,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:07,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 92 states and 249 transitions. [2018-09-30 11:35:07,486 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 249 transitions. [2018-09-30 11:35:07,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 11:35:07,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:07,530 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 11:35:08,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 92 states and 248 transitions. [2018-09-30 11:35:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 248 transitions. [2018-09-30 11:35:08,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:35:08,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:09,436 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 11:35:13,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 97 states and 272 transitions. [2018-09-30 11:35:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 272 transitions. [2018-09-30 11:35:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:35:13,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:13,781 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 11:35:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 97 states and 271 transitions. [2018-09-30 11:35:15,281 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 271 transitions. [2018-09-30 11:35:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 11:35:15,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:15,988 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 11:35:18,619 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-09-30 11:35:20,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:20,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 102 states and 296 transitions. [2018-09-30 11:35:20,595 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 296 transitions. [2018-09-30 11:35:20,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 11:35:20,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:20,642 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 11:35:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 102 states and 295 transitions. [2018-09-30 11:35:22,304 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 295 transitions. [2018-09-30 11:35:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:35:22,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:22,852 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 11:35:27,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:27,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 107 states and 321 transitions. [2018-09-30 11:35:27,819 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 321 transitions. [2018-09-30 11:35:27,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:35:27,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:27,866 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 11:35:29,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:29,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 107 states and 320 transitions. [2018-09-30 11:35:29,461 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 320 transitions. [2018-09-30 11:35:29,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 11:35:29,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:30,169 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 11:35:35,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:35,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 112 states and 347 transitions. [2018-09-30 11:35:35,085 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 347 transitions. [2018-09-30 11:35:35,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 11:35:35,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:35,130 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 11:35:37,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 112 states and 346 transitions. [2018-09-30 11:35:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 346 transitions. [2018-09-30 11:35:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:35:37,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:38,206 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 11:35:43,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 117 states and 374 transitions. [2018-09-30 11:35:43,455 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 374 transitions. [2018-09-30 11:35:43,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 11:35:43,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:43,504 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 11:35:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:44,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 117 states and 373 transitions. [2018-09-30 11:35:44,937 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 373 transitions. [2018-09-30 11:35:44,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 11:35:44,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:45,639 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 11:35:51,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:51,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 122 states and 402 transitions. [2018-09-30 11:35:51,123 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 402 transitions. [2018-09-30 11:35:51,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 11:35:51,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:51,175 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 11:35:52,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 122 states and 401 transitions. [2018-09-30 11:35:52,892 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 401 transitions. [2018-09-30 11:35:52,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 11:35:52,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:53,577 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 11:35:59,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:59,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 127 states and 431 transitions. [2018-09-30 11:35:59,270 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 431 transitions. [2018-09-30 11:35:59,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 11:35:59,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:59,320 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 11:36:00,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 127 states and 430 transitions. [2018-09-30 11:36:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 430 transitions. [2018-09-30 11:36:00,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 11:36:00,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:00,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:01,779 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 11:36:04,981 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-30 11:36:11,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 132 states and 461 transitions. [2018-09-30 11:36:11,402 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 461 transitions. [2018-09-30 11:36:11,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 11:36:11,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:11,456 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 11:36:13,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 132 states and 460 transitions. [2018-09-30 11:36:13,146 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 460 transitions. [2018-09-30 11:36:13,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 11:36:13,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:13,812 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 11:36:19,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:19,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 137 states and 492 transitions. [2018-09-30 11:36:19,433 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 492 transitions. [2018-09-30 11:36:19,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 11:36:19,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:19,487 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 11:36:21,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:21,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 137 states and 491 transitions. [2018-09-30 11:36:21,346 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 491 transitions. [2018-09-30 11:36:21,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 11:36:21,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:22,267 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 11:36:28,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:28,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 142 states and 524 transitions. [2018-09-30 11:36:28,165 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 524 transitions. [2018-09-30 11:36:28,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 11:36:28,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:28,219 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 11:36:29,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:29,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 142 states and 523 transitions. [2018-09-30 11:36:29,982 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 523 transitions. [2018-09-30 11:36:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 11:36:29,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:30,808 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 11:36:36,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:36,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 147 states and 557 transitions. [2018-09-30 11:36:36,917 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 557 transitions. [2018-09-30 11:36:36,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 11:36:36,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:36,976 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 11:36:38,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:38,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 147 states and 556 transitions. [2018-09-30 11:36:38,981 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 556 transitions. [2018-09-30 11:36:38,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 11:36:38,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:39,792 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 11:36:46,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:46,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 152 states and 591 transitions. [2018-09-30 11:36:46,151 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 591 transitions. [2018-09-30 11:36:46,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 11:36:46,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:46,214 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 11:36:48,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:48,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 152 states and 590 transitions. [2018-09-30 11:36:48,084 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 590 transitions. [2018-09-30 11:36:48,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 11:36:48,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:49,111 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 11:36:55,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:55,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 157 states and 626 transitions. [2018-09-30 11:36:55,716 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 626 transitions. [2018-09-30 11:36:55,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 11:36:55,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:55,766 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 11:36:57,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:36:57,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 157 states and 625 transitions. [2018-09-30 11:36:57,517 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 625 transitions. [2018-09-30 11:36:57,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 11:36:57,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:36:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:36:58,330 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 11:37:05,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:05,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 162 states and 662 transitions. [2018-09-30 11:37:05,332 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 662 transitions. [2018-09-30 11:37:05,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 11:37:05,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:05,393 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 11:37:07,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:07,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 162 states and 661 transitions. [2018-09-30 11:37:07,238 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 661 transitions. [2018-09-30 11:37:07,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 11:37:07,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:08,051 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 11:37:15,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:15,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 167 states and 699 transitions. [2018-09-30 11:37:15,233 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 699 transitions. [2018-09-30 11:37:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 11:37:15,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:15,290 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 11:37:17,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:17,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 167 states and 698 transitions. [2018-09-30 11:37:17,313 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 698 transitions. [2018-09-30 11:37:17,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-30 11:37:17,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:18,229 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 11:37:25,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:25,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 172 states and 737 transitions. [2018-09-30 11:37:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 737 transitions. [2018-09-30 11:37:25,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-30 11:37:25,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:25,862 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 11:37:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:27,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 172 states and 736 transitions. [2018-09-30 11:37:27,846 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 736 transitions. [2018-09-30 11:37:27,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-30 11:37:27,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:28,720 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 11:37:36,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:36,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 177 states and 776 transitions. [2018-09-30 11:37:36,413 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 776 transitions. [2018-09-30 11:37:36,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-30 11:37:36,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:36,473 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 11:37:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:38,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 177 states and 775 transitions. [2018-09-30 11:37:38,512 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 775 transitions. [2018-09-30 11:37:38,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-30 11:37:38,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:39,417 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 11:37:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:47,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 182 states and 816 transitions. [2018-09-30 11:37:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 816 transitions. [2018-09-30 11:37:47,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-30 11:37:47,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:47,341 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 11:37:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 182 states and 815 transitions. [2018-09-30 11:37:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 815 transitions. [2018-09-30 11:37:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-30 11:37:49,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:49,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:50,490 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 11:37:58,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:37:58,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 187 states and 857 transitions. [2018-09-30 11:37:58,609 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 857 transitions. [2018-09-30 11:37:58,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-30 11:37:58,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:37:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:37:58,670 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 11:38:00,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:38:00,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 187 states and 856 transitions. [2018-09-30 11:38:00,804 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 856 transitions. [2018-09-30 11:38:00,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-30 11:38:00,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:38:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:38:01,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2941 backedges. 0 proven. 2941 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:38:10,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:38:10,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 192 states and 899 transitions. [2018-09-30 11:38:10,190 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 899 transitions. [2018-09-30 11:38:10,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-09-30 11:38:10,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:38:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:38:10,253 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 3045 trivial. 0 not checked. Received shutdown request... [2018-09-30 11:38:10,856 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 11:38:10,858 INFO L168 Benchmark]: Toolchain (without parser) took 245657.82 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: -535.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-09-30 11:38:10,859 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.29 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 11:38:10,859 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.96 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 11:38:10,860 INFO L168 Benchmark]: Boogie Preprocessor took 33.60 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 11:38:10,860 INFO L168 Benchmark]: RCFGBuilder took 501.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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 11:38:10,861 INFO L168 Benchmark]: CodeCheck took 245046.19 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -556.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-09-30 11:38:10,865 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 1200 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.29 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 68.96 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 33.60 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 501.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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 245046.19 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -556.7 MB). Peak memory consumption was 1.3 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/PointerIncrement.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-38-10-876.csv Completed graceful shutdown