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/real-life/threadpooling_product.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:07:48,001 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:07:48,004 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:07:48,020 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:07:48,021 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:07:48,023 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:07:48,026 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:07:48,029 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:07:48,032 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:07:48,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:07:48,035 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:07:48,035 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:07:48,037 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:07:48,038 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:07:48,039 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:07:48,040 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:07:48,040 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:07:48,042 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:07:48,044 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:07:48,046 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:07:48,047 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:07:48,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:07:48,051 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:07:48,051 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:07:48,051 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:07:48,052 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:07:48,053 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:07:48,054 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:07:48,055 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:07:48,056 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:07:48,056 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:07:48,057 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:07:48,057 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:07:48,057 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:07:48,058 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:07:48,059 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:07:48,059 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:07:48,086 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:07:48,089 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:07:48,089 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:07:48,090 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:07:48,090 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:07:48,090 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:07:48,091 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:07:48,091 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:07:48,091 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:07:48,094 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:07:48,095 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:07:48,095 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:07:48,095 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:07:48,095 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:07:48,095 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:07:48,095 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:07:48,096 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:07:48,096 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:07:48,096 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:07:48,096 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:07:48,098 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:07:48,098 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:07:48,098 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:07:48,098 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:07:48,099 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:07:48,099 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:07:48,099 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:07:48,099 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:07:48,099 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:07:48,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:07:48,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:07:48,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:07:48,187 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:07:48,188 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:07:48,188 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product.bpl [2018-09-26 22:07:48,189 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product.bpl' [2018-09-26 22:07:48,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:07:48,248 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:07:48,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:07:48,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:07:48,249 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:07:48,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,288 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:07:48,289 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:07:48,289 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:07:48,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:07:48,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:07:48,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:07:48,293 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:07:48,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:07:48,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:07:48,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:07:48,320 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:07:48,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:07:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:07:48,402 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-26 22:07:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-26 22:07:48,403 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-26 22:07:48,939 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:07:48,940 INFO L202 PluginConnector]: Adding new model threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:07:48 BoogieIcfgContainer [2018-09-26 22:07:48,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:07:48,941 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:07:48,941 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:07:48,950 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:07:48,951 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:07:48" (1/1) ... [2018-09-26 22:07:48,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:07:48,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:49,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2018-09-26 22:07:49,002 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2018-09-26 22:07:49,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:07:49,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:49,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-09-26 22:07:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-09-26 22:07:49,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:07:49,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:49,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2018-09-26 22:07:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2018-09-26 22:07:50,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:50,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:50,735 WARN L178 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 7 [2018-09-26 22:07:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:51,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:51,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 35 states and 97 transitions. [2018-09-26 22:07:51,670 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 97 transitions. [2018-09-26 22:07:51,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:51,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:51,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:51,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 38 states and 105 transitions. [2018-09-26 22:07:51,956 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 105 transitions. [2018-09-26 22:07:51,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:51,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:51,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:52,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:52,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 42 states and 126 transitions. [2018-09-26 22:07:52,335 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 126 transitions. [2018-09-26 22:07:52,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:52,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:52,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:53,144 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-26 22:07:54,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:54,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 48 states and 167 transitions. [2018-09-26 22:07:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 167 transitions. [2018-09-26 22:07:54,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:54,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:54,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:54,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 49 states and 176 transitions. [2018-09-26 22:07:54,297 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 176 transitions. [2018-09-26 22:07:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:54,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:54,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:54,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:54,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 50 states and 188 transitions. [2018-09-26 22:07:54,741 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 188 transitions. [2018-09-26 22:07:54,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:54,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:55,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:55,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 51 states and 191 transitions. [2018-09-26 22:07:55,270 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 191 transitions. [2018-09-26 22:07:55,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:55,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:55,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:55,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:55,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 52 states and 193 transitions. [2018-09-26 22:07:55,315 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 193 transitions. [2018-09-26 22:07:55,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:55,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:55,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:56,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:56,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 56 states and 209 transitions. [2018-09-26 22:07:56,471 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 209 transitions. [2018-09-26 22:07:56,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:07:56,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:56,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:57,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:57,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 57 states and 220 transitions. [2018-09-26 22:07:57,290 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 220 transitions. [2018-09-26 22:07:57,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:07:57,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:57,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:58,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:58,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 58 states and 231 transitions. [2018-09-26 22:07:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 231 transitions. [2018-09-26 22:07:58,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:07:58,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:01,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:01,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 61 states and 250 transitions. [2018-09-26 22:08:01,107 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 250 transitions. [2018-09-26 22:08:01,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:08:01,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:02,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 62 states and 258 transitions. [2018-09-26 22:08:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 258 transitions. [2018-09-26 22:08:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:08:02,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:02,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 63 states and 258 transitions. [2018-09-26 22:08:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 258 transitions. [2018-09-26 22:08:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:08:02,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:03,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 66 states and 291 transitions. [2018-09-26 22:08:03,585 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 291 transitions. [2018-09-26 22:08:03,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:08:03,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:03,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:08:05,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:05,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 68 states and 307 transitions. [2018-09-26 22:08:05,095 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 307 transitions. [2018-09-26 22:08:05,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:08:05,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:05,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:08:05,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:05,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 69 states and 310 transitions. [2018-09-26 22:08:05,644 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 310 transitions. [2018-09-26 22:08:05,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:08:05,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:07,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:07,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 71 states and 318 transitions. [2018-09-26 22:08:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 318 transitions. [2018-09-26 22:08:07,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:07,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:07,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:08,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:08,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 74 states and 342 transitions. [2018-09-26 22:08:08,865 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 342 transitions. [2018-09-26 22:08:08,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:08,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:09,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:10,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:10,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 77 states and 361 transitions. [2018-09-26 22:08:10,492 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 361 transitions. [2018-09-26 22:08:10,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:10,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 79 states and 366 transitions. [2018-09-26 22:08:11,321 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 366 transitions. [2018-09-26 22:08:11,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:11,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:11,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:13,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:13,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 83 states and 383 transitions. [2018-09-26 22:08:13,074 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 383 transitions. [2018-09-26 22:08:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:13,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:13,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:16,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 89 states and 412 transitions. [2018-09-26 22:08:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 412 transitions. [2018-09-26 22:08:16,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:16,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:17,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:19,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:19,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 93 states and 437 transitions. [2018-09-26 22:08:19,219 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 437 transitions. [2018-09-26 22:08:19,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:19,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:20,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:20,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 94 states and 445 transitions. [2018-09-26 22:08:20,429 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 445 transitions. [2018-09-26 22:08:20,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:20,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:20,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 96 states and 454 transitions. [2018-09-26 22:08:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 454 transitions. [2018-09-26 22:08:21,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:21,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:21,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:23,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 99 states and 470 transitions. [2018-09-26 22:08:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 470 transitions. [2018-09-26 22:08:23,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:23,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:23,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:24,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 102 states and 488 transitions. [2018-09-26 22:08:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 488 transitions. [2018-09-26 22:08:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:24,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:25,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:29,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:29,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 107 states and 525 transitions. [2018-09-26 22:08:29,125 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 525 transitions. [2018-09-26 22:08:29,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:29,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:31,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:31,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 111 states and 539 transitions. [2018-09-26 22:08:31,895 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 539 transitions. [2018-09-26 22:08:31,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:31,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:32,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 112 states and 550 transitions. [2018-09-26 22:08:32,524 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 550 transitions. [2018-09-26 22:08:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:32,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:33,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:35,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 115 states and 562 transitions. [2018-09-26 22:08:35,794 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 562 transitions. [2018-09-26 22:08:35,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:35,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:35,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:36,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:36,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 116 states and 566 transitions. [2018-09-26 22:08:36,490 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 566 transitions. [2018-09-26 22:08:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:36,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:36,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:37,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:37,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 118 states and 577 transitions. [2018-09-26 22:08:37,806 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 577 transitions. [2018-09-26 22:08:37,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:37,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:37,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:38,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:38,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 119 states and 583 transitions. [2018-09-26 22:08:38,522 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 583 transitions. [2018-09-26 22:08:38,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:38,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:40,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:44,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:44,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 123 states and 602 transitions. [2018-09-26 22:08:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 602 transitions. [2018-09-26 22:08:44,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:44,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:44,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:46,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:46,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 126 states and 633 transitions. [2018-09-26 22:08:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 633 transitions. [2018-09-26 22:08:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:46,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:46,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:47,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 127 states and 635 transitions. [2018-09-26 22:08:47,568 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 635 transitions. [2018-09-26 22:08:47,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:47,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:48,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:50,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:50,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 129 states and 651 transitions. [2018-09-26 22:08:50,647 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 651 transitions. [2018-09-26 22:08:50,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:50,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:52,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:52,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 131 states and 664 transitions. [2018-09-26 22:08:52,144 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 664 transitions. [2018-09-26 22:08:52,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:52,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 133 states and 669 transitions. [2018-09-26 22:08:53,923 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 669 transitions. [2018-09-26 22:08:53,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:08:53,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:53,933 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:08:58,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:58,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 137 states and 706 transitions. [2018-09-26 22:08:58,059 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 706 transitions. [2018-09-26 22:08:58,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:08:58,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:02,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 140 states and 735 transitions. [2018-09-26 22:09:02,941 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 735 transitions. [2018-09-26 22:09:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:02,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:03,696 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:06,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 142 states and 747 transitions. [2018-09-26 22:09:06,295 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 747 transitions. [2018-09-26 22:09:06,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:06,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:06,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:10,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:10,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 145 states and 760 transitions. [2018-09-26 22:09:10,365 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 760 transitions. [2018-09-26 22:09:10,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:10,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:10,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:09:12,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:12,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 146 states and 761 transitions. [2018-09-26 22:09:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 761 transitions. [2018-09-26 22:09:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:12,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:12,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:09:14,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:14,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 148 states and 785 transitions. [2018-09-26 22:09:14,416 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 785 transitions. [2018-09-26 22:09:14,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:14,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:14,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:09:15,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:15,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 149 states and 803 transitions. [2018-09-26 22:09:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 803 transitions. [2018-09-26 22:09:15,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:15,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:15,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:09:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:16,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 150 states and 803 transitions. [2018-09-26 22:09:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 803 transitions. [2018-09-26 22:09:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:16,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:17,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:18,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:18,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 151 states and 805 transitions. [2018-09-26 22:09:18,933 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 805 transitions. [2018-09-26 22:09:18,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:18,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:21,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:21,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 154 states and 820 transitions. [2018-09-26 22:09:21,623 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 820 transitions. [2018-09-26 22:09:21,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:21,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:21,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:24,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:24,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 157 states and 840 transitions. [2018-09-26 22:09:24,559 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 840 transitions. [2018-09-26 22:09:24,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:24,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:24,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:24,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:24,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 158 states and 840 transitions. [2018-09-26 22:09:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 840 transitions. [2018-09-26 22:09:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:24,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:24,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:26,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:26,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 160 states and 851 transitions. [2018-09-26 22:09:26,097 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 851 transitions. [2018-09-26 22:09:26,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:26,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:30,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:30,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 164 states and 882 transitions. [2018-09-26 22:09:30,793 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 882 transitions. [2018-09-26 22:09:30,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:30,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:32,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 167 states and 904 transitions. [2018-09-26 22:09:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 904 transitions. [2018-09-26 22:09:36,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:36,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:39,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:39,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 168 states and 914 transitions. [2018-09-26 22:09:39,953 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 914 transitions. [2018-09-26 22:09:39,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:39,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 170 states and 924 transitions. [2018-09-26 22:09:42,155 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 924 transitions. [2018-09-26 22:09:42,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:42,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:43,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:43,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 172 states and 932 transitions. [2018-09-26 22:09:43,656 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 932 transitions. [2018-09-26 22:09:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:43,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:49,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:49,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 175 states and 957 transitions. [2018-09-26 22:09:49,745 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 957 transitions. [2018-09-26 22:09:49,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:49,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:49,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:09:52,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:52,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 177 states and 961 transitions. [2018-09-26 22:09:52,056 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 961 transitions. [2018-09-26 22:09:52,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:52,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:54,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:54,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 179 states and 966 transitions. [2018-09-26 22:09:54,101 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 966 transitions. [2018-09-26 22:09:54,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:09:54,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:54,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:57,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 181 states and 969 transitions. [2018-09-26 22:09:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 969 transitions. [2018-09-26 22:09:57,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:09:57,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:57,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:59,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:59,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 183 states and 982 transitions. [2018-09-26 22:09:59,312 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 982 transitions. [2018-09-26 22:09:59,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:09:59,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 183 states and 981 transitions. [2018-09-26 22:10:02,415 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 981 transitions. [2018-09-26 22:10:02,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:02,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:02,985 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:06,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:06,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 184 states and 991 transitions. [2018-09-26 22:10:06,346 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 991 transitions. [2018-09-26 22:10:06,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:06,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:14,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:14,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 189 states and 1031 transitions. [2018-09-26 22:10:14,253 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 1031 transitions. [2018-09-26 22:10:14,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:14,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:14,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:16,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:16,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 191 states and 1048 transitions. [2018-09-26 22:10:16,757 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 1048 transitions. [2018-09-26 22:10:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:16,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:17,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:23,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 195 states and 1085 transitions. [2018-09-26 22:10:23,114 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 1085 transitions. [2018-09-26 22:10:23,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:23,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:23,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:24,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:24,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 196 states and 1096 transitions. [2018-09-26 22:10:24,309 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 1096 transitions. [2018-09-26 22:10:24,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:24,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:24,349 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:25,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 197 states and 1112 transitions. [2018-09-26 22:10:25,908 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 1112 transitions. [2018-09-26 22:10:25,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:25,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:25,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:27,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 198 states and 1126 transitions. [2018-09-26 22:10:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 1126 transitions. [2018-09-26 22:10:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:27,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:28,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 199 states and 1134 transitions. [2018-09-26 22:10:28,662 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 1134 transitions. [2018-09-26 22:10:28,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:28,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:28,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:31,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 202 states and 1161 transitions. [2018-09-26 22:10:31,813 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 1161 transitions. [2018-09-26 22:10:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:31,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:32,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:35,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:35,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 202 states and 1159 transitions. [2018-09-26 22:10:35,699 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 1159 transitions. [2018-09-26 22:10:35,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:35,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:40,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:40,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 204 states and 1154 transitions. [2018-09-26 22:10:40,089 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 1154 transitions. [2018-09-26 22:10:40,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:40,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:40,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:40,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:44,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:44,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 204 states and 1153 transitions. [2018-09-26 22:10:44,223 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 1153 transitions. [2018-09-26 22:10:44,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:44,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:45,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:51,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:51,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 208 states and 1182 transitions. [2018-09-26 22:10:51,768 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 1182 transitions. [2018-09-26 22:10:51,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:51,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:56,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:56,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 211 states and 1223 transitions. [2018-09-26 22:10:56,445 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 1223 transitions. [2018-09-26 22:10:56,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:10:56,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:03,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:03,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 215 states and 1248 transitions. [2018-09-26 22:11:03,330 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 1248 transitions. [2018-09-26 22:11:03,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:11:03,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:03,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:09,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 220 states and 1280 transitions. [2018-09-26 22:11:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 1280 transitions. [2018-09-26 22:11:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:11:09,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:11,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 222 states and 1283 transitions. [2018-09-26 22:11:11,102 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 1283 transitions. [2018-09-26 22:11:11,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:11:11,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:11,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:15,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:15,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 225 states and 1314 transitions. [2018-09-26 22:11:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 1314 transitions. [2018-09-26 22:11:15,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:11:15,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:15,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:20,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:20,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 228 states and 1348 transitions. [2018-09-26 22:11:20,205 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 1348 transitions. [2018-09-26 22:11:20,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:11:20,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:23,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:23,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 230 states and 1361 transitions. [2018-09-26 22:11:23,175 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 1361 transitions. [2018-09-26 22:11:23,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:11:23,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:25,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:25,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 231 states and 1366 transitions. [2018-09-26 22:11:25,531 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 1366 transitions. [2018-09-26 22:11:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:11:25,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:26,320 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 232 states and 1378 transitions. [2018-09-26 22:11:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1378 transitions. [2018-09-26 22:11:28,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:11:28,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:32,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:32,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 232 states and 1377 transitions. [2018-09-26 22:11:32,344 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1377 transitions. [2018-09-26 22:11:32,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:11:32,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:41,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:41,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 237 states and 1418 transitions. [2018-09-26 22:11:41,867 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1418 transitions. [2018-09-26 22:11:41,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:11:41,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:41,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:45,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:45,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 240 states and 1438 transitions. [2018-09-26 22:11:45,922 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 1438 transitions. [2018-09-26 22:11:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:11:45,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:47,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:55,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:55,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 243 states and 1460 transitions. [2018-09-26 22:11:55,171 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 1460 transitions. [2018-09-26 22:11:55,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:11:55,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:55,177 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:12:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:02,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 248 states and 1494 transitions. [2018-09-26 22:12:02,782 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 1494 transitions. [2018-09-26 22:12:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:12:02,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:12:04,916 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:12:04,918 INFO L168 Benchmark]: Toolchain (without parser) took 256673.10 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-09-26 22:12:04,919 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:12:04,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.09 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:12:04,920 INFO L168 Benchmark]: Boogie Preprocessor took 27.59 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:12:04,921 INFO L168 Benchmark]: RCFGBuilder took 619.92 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. [2018-09-26 22:12:04,922 INFO L168 Benchmark]: CodeCheck took 255977.25 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 3.1 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-09-26 22:12:04,927 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 1138 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14 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 43.09 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 27.59 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 619.92 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 255977.25 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 3.1 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.4 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/threadpooling_product.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-12-04-946.csv Completed graceful shutdown