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_out3.mover.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:03:56,929 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:03:56,931 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:03:56,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:03:56,948 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:03:56,950 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:03:56,952 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:03:56,955 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:03:56,958 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:03:56,959 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:03:56,960 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:03:56,960 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:03:56,963 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:03:56,971 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:03:56,972 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:03:56,976 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:03:56,976 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:03:56,979 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:03:56,981 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:03:56,984 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:03:56,986 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:03:56,988 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:03:56,992 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:03:56,992 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:03:56,992 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:03:56,994 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:03:56,995 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:03:56,996 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:03:56,997 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:03:56,999 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:03:57,000 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:03:57,002 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:03:57,002 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:03:57,002 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:03:57,003 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:03:57,004 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:03:57,004 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 22:03:57,029 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:03:57,029 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:03:57,030 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:03:57,030 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:03:57,031 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:03:57,031 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:03:57,032 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:03:57,033 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:03:57,033 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:03:57,033 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:03:57,033 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:03:57,033 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:03:57,033 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:03:57,034 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:03:57,034 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:03:57,034 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:03:57,034 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:03:57,035 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:03:57,035 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:03:57,035 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:03:57,035 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:03:57,036 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:03:57,036 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:03:57,036 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:03:57,036 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:03:57,036 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:03:57,037 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:03:57,037 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:03:57,037 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:03:57,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:03:57,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:03:57,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:03:57,125 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:03:57,125 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:03:57,127 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl [2018-09-26 22:03:57,127 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl' [2018-09-26 22:03:57,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:03:57,228 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:03:57,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:03:57,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:03:57,230 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:03:57,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... [2018-09-26 22:03:57,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... [2018-09-26 22:03:57,288 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:03:57,288 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:03:57,288 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:03:57,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:03:57,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:03:57,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:03:57,298 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:03:57,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... [2018-09-26 22:03:57,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... [2018-09-26 22:03:57,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... [2018-09-26 22:03:57,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... [2018-09-26 22:03:57,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... [2018-09-26 22:03:57,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... [2018-09-26 22:03:57,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... [2018-09-26 22:03:57,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:03:57,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:03:57,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:03:57,375 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:03:57,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:03:57,455 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-26 22:03:57,456 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-26 22:03:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-26 22:03:58,851 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:03:58,852 INFO L202 PluginConnector]: Adding new model threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:03:58 BoogieIcfgContainer [2018-09-26 22:03:58,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:03:58,853 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:03:58,853 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:03:58,865 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:03:58,866 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:03:58" (1/1) ... [2018-09-26 22:03:58,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:03:58,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:58,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 55 states and 136 transitions. [2018-09-26 22:03:58,940 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 136 transitions. [2018-09-26 22:03:58,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:03:58,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:59,280 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 22:03:59,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:59,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 58 states and 156 transitions. [2018-09-26 22:03:59,557 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 156 transitions. [2018-09-26 22:03:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:03:59,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:59,888 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 8 [2018-09-26 22:04:00,137 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 22:04:00,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:00,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 61 states and 178 transitions. [2018-09-26 22:04:00,633 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 178 transitions. [2018-09-26 22:04:00,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:04:00,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:00,913 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 22:04:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:01,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 63 states and 193 transitions. [2018-09-26 22:04:01,152 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 193 transitions. [2018-09-26 22:04:01,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:01,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:01,178 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 22:04:01,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:01,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 65 states and 209 transitions. [2018-09-26 22:04:01,257 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 209 transitions. [2018-09-26 22:04:01,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:01,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:01,389 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 22:04:01,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 68 states and 233 transitions. [2018-09-26 22:04:01,908 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 233 transitions. [2018-09-26 22:04:01,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:01,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:01,934 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 22:04:02,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 69 states and 239 transitions. [2018-09-26 22:04:02,008 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 239 transitions. [2018-09-26 22:04:02,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:02,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,152 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 22:04:02,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 72 states and 266 transitions. [2018-09-26 22:04:02,518 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 266 transitions. [2018-09-26 22:04:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:02,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,541 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 22:04:02,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 73 states and 274 transitions. [2018-09-26 22:04:02,858 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 274 transitions. [2018-09-26 22:04:02,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:02,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,882 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 22:04:02,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 75 states and 288 transitions. [2018-09-26 22:04:02,927 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 288 transitions. [2018-09-26 22:04:02,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:02,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:03,174 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 22:04:04,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:04,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 78 states and 313 transitions. [2018-09-26 22:04:04,029 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 313 transitions. [2018-09-26 22:04:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:04,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:04,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:04,192 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 22:04:04,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:04,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 79 states and 322 transitions. [2018-09-26 22:04:04,694 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 322 transitions. [2018-09-26 22:04:04,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:04,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:04,713 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 22:04:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 80 states and 334 transitions. [2018-09-26 22:04:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 334 transitions. [2018-09-26 22:04:04,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:04:04,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:05,253 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 22:04:06,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 83 states and 364 transitions. [2018-09-26 22:04:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 364 transitions. [2018-09-26 22:04:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:06,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:06,454 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 22:04:07,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:07,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 87 states and 406 transitions. [2018-09-26 22:04:07,831 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 406 transitions. [2018-09-26 22:04:07,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:07,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,130 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 22:04:09,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:09,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 89 states and 418 transitions. [2018-09-26 22:04:09,653 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 418 transitions. [2018-09-26 22:04:09,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:09,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:09,668 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 22:04:09,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:09,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 90 states and 424 transitions. [2018-09-26 22:04:09,715 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 424 transitions. [2018-09-26 22:04:09,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:09,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:10,144 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 22:04:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:10,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 91 states and 432 transitions. [2018-09-26 22:04:10,581 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 432 transitions. [2018-09-26 22:04:10,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:10,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:10,597 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 22:04:10,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 92 states and 437 transitions. [2018-09-26 22:04:10,680 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 437 transitions. [2018-09-26 22:04:10,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:10,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:10,712 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 22:04:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 93 states and 454 transitions. [2018-09-26 22:04:10,791 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 454 transitions. [2018-09-26 22:04:10,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:10,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:11,067 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 22:04:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:12,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 97 states and 508 transitions. [2018-09-26 22:04:12,381 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 508 transitions. [2018-09-26 22:04:12,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:12,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:12,395 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 22:04:12,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:12,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 98 states and 517 transitions. [2018-09-26 22:04:12,842 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 517 transitions. [2018-09-26 22:04:12,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:12,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:13,101 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 22:04:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:14,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 101 states and 543 transitions. [2018-09-26 22:04:14,281 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 543 transitions. [2018-09-26 22:04:14,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:14,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:14,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:14,699 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 22:04:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:15,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 102 states and 551 transitions. [2018-09-26 22:04:15,420 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 551 transitions. [2018-09-26 22:04:15,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:15,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:15,605 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 22:04:16,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:16,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 105 states and 586 transitions. [2018-09-26 22:04:16,956 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 586 transitions. [2018-09-26 22:04:16,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:16,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:16,970 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 22:04:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:17,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 106 states and 594 transitions. [2018-09-26 22:04:17,508 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 594 transitions. [2018-09-26 22:04:17,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:17,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:17,580 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 22:04:17,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:17,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 107 states and 600 transitions. [2018-09-26 22:04:17,824 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 600 transitions. [2018-09-26 22:04:17,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:17,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:18,249 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 22:04:19,802 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 16 [2018-09-26 22:04:20,396 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-26 22:04:20,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:20,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 109 states and 633 transitions. [2018-09-26 22:04:20,436 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 633 transitions. [2018-09-26 22:04:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:20,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:20,688 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 22:04:21,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:21,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 110 states and 644 transitions. [2018-09-26 22:04:21,360 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 644 transitions. [2018-09-26 22:04:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:21,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:21,659 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 22:04:22,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:22,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 111 states and 659 transitions. [2018-09-26 22:04:22,488 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 659 transitions. [2018-09-26 22:04:22,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:22,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:22,572 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 22:04:22,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:22,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 112 states and 674 transitions. [2018-09-26 22:04:22,889 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 674 transitions. [2018-09-26 22:04:22,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:22,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:22,898 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 22:04:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:23,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 113 states and 683 transitions. [2018-09-26 22:04:23,489 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 683 transitions. [2018-09-26 22:04:23,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:23,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:23,697 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 22:04:25,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:25,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 116 states and 721 transitions. [2018-09-26 22:04:25,010 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 721 transitions. [2018-09-26 22:04:25,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:25,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:25,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:25,087 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 22:04:25,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:25,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 117 states and 732 transitions. [2018-09-26 22:04:25,781 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 732 transitions. [2018-09-26 22:04:25,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:25,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:26,559 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 22:04:28,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:28,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 121 states and 781 transitions. [2018-09-26 22:04:28,625 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 781 transitions. [2018-09-26 22:04:28,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:28,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:29,319 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 22:04:30,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 123 states and 793 transitions. [2018-09-26 22:04:30,447 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 793 transitions. [2018-09-26 22:04:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:30,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:31,114 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 22:04:31,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:31,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 124 states and 802 transitions. [2018-09-26 22:04:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 802 transitions. [2018-09-26 22:04:31,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:31,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:32,158 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 22:04:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:32,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 125 states and 813 transitions. [2018-09-26 22:04:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 813 transitions. [2018-09-26 22:04:32,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:32,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:33,470 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 22:04:34,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:34,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 126 states and 822 transitions. [2018-09-26 22:04:34,748 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 822 transitions. [2018-09-26 22:04:34,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:34,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:35,284 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 22:04:37,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:37,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 129 states and 852 transitions. [2018-09-26 22:04:37,164 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 852 transitions. [2018-09-26 22:04:37,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:37,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:37,717 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 22:04:38,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:38,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 130 states and 856 transitions. [2018-09-26 22:04:38,630 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 856 transitions. [2018-09-26 22:04:38,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:38,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:38,956 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 22:04:41,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 133 states and 886 transitions. [2018-09-26 22:04:41,570 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 886 transitions. [2018-09-26 22:04:41,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:41,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:42,467 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 22:04:43,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:43,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 134 states and 911 transitions. [2018-09-26 22:04:43,668 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 911 transitions. [2018-09-26 22:04:43,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:43,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:44,334 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 22:04:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:45,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 135 states and 924 transitions. [2018-09-26 22:04:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 924 transitions. [2018-09-26 22:04:45,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:45,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:46,173 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 22:04:48,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:48,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 138 states and 975 transitions. [2018-09-26 22:04:48,817 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 975 transitions. [2018-09-26 22:04:48,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:48,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:49,091 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 22:04:50,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:50,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 139 states and 991 transitions. [2018-09-26 22:04:50,288 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 991 transitions. [2018-09-26 22:04:50,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:50,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:50,735 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 22:04:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 142 states and 1025 transitions. [2018-09-26 22:04:53,069 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 1025 transitions. [2018-09-26 22:04:53,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:53,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:53,324 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 22:04:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 145 states and 1056 transitions. [2018-09-26 22:04:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 1056 transitions. [2018-09-26 22:04:55,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:55,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:55,844 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 22:04:56,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 146 states and 1065 transitions. [2018-09-26 22:04:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 1065 transitions. [2018-09-26 22:04:56,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:56,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:56,536 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 22:04:57,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:57,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 147 states and 1074 transitions. [2018-09-26 22:04:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 1074 transitions. [2018-09-26 22:04:57,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:57,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:57,461 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 22:04:58,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:58,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 148 states and 1082 transitions. [2018-09-26 22:04:58,354 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 1082 transitions. [2018-09-26 22:04:58,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:04:58,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:59,133 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 22:05:01,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:01,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 150 states and 1125 transitions. [2018-09-26 22:05:01,548 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 1125 transitions. [2018-09-26 22:05:01,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:05:01,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:02,396 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 22:05:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 151 states and 1134 transitions. [2018-09-26 22:05:04,084 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 1134 transitions. [2018-09-26 22:05:04,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:05:04,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:04,119 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 22:05:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:06,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 153 states and 1171 transitions. [2018-09-26 22:05:06,289 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 1171 transitions. [2018-09-26 22:05:06,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:06,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:06,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:06,952 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 22:05:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:07,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 154 states and 1186 transitions. [2018-09-26 22:05:07,709 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 1186 transitions. [2018-09-26 22:05:07,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:07,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:07,717 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 22:05:07,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:07,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 155 states and 1197 transitions. [2018-09-26 22:05:07,756 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 1197 transitions. [2018-09-26 22:05:07,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:07,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:07,765 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 22:05:07,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:07,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 156 states and 1202 transitions. [2018-09-26 22:05:07,830 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 1202 transitions. [2018-09-26 22:05:07,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:07,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:08,608 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 22:05:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:11,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 160 states and 1256 transitions. [2018-09-26 22:05:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 1256 transitions. [2018-09-26 22:05:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:11,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:12,161 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 22:05:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 161 states and 1266 transitions. [2018-09-26 22:05:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 1266 transitions. [2018-09-26 22:05:12,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:12,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:12,879 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 22:05:13,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:13,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 162 states and 1275 transitions. [2018-09-26 22:05:13,770 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 1275 transitions. [2018-09-26 22:05:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:13,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:13,776 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 22:05:15,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:15,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 165 states and 1321 transitions. [2018-09-26 22:05:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 1321 transitions. [2018-09-26 22:05:15,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:15,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:16,063 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 22:05:16,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:16,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 166 states and 1327 transitions. [2018-09-26 22:05:16,830 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 1327 transitions. [2018-09-26 22:05:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:16,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:18,097 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 22:05:22,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:22,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 170 states and 1386 transitions. [2018-09-26 22:05:22,244 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 1386 transitions. [2018-09-26 22:05:22,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:22,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:22,251 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 22:05:22,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:22,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 171 states and 1411 transitions. [2018-09-26 22:05:22,783 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 1411 transitions. [2018-09-26 22:05:22,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:22,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:23,427 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 22:05:24,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 172 states and 1416 transitions. [2018-09-26 22:05:24,823 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 1416 transitions. [2018-09-26 22:05:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:24,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:24,829 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 22:05:27,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:27,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 175 states and 1453 transitions. [2018-09-26 22:05:27,947 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 1453 transitions. [2018-09-26 22:05:27,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:27,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:27,955 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 22:05:29,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:29,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 176 states and 1469 transitions. [2018-09-26 22:05:29,071 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 1469 transitions. [2018-09-26 22:05:29,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:29,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:29,348 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 22:05:31,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:31,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 177 states and 1510 transitions. [2018-09-26 22:05:31,050 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 1510 transitions. [2018-09-26 22:05:31,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:31,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:31,057 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 22:05:32,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 178 states and 1529 transitions. [2018-09-26 22:05:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 1529 transitions. [2018-09-26 22:05:32,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:32,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:32,648 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 22:05:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 179 states and 1561 transitions. [2018-09-26 22:05:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 1561 transitions. [2018-09-26 22:05:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:34,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:34,528 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 22:05:36,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 180 states and 1583 transitions. [2018-09-26 22:05:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 1583 transitions. [2018-09-26 22:05:36,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:36,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:37,021 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 22:05:37,839 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2018-09-26 22:05:40,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:40,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 182 states and 1622 transitions. [2018-09-26 22:05:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 1622 transitions. [2018-09-26 22:05:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:40,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:40,263 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 22:05:42,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:42,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 184 states and 1652 transitions. [2018-09-26 22:05:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 1652 transitions. [2018-09-26 22:05:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:42,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:43,049 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 22:05:46,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 187 states and 1689 transitions. [2018-09-26 22:05:46,840 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 1689 transitions. [2018-09-26 22:05:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:46,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:47,431 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 22:05:49,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:49,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 188 states and 1704 transitions. [2018-09-26 22:05:49,042 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 1704 transitions. [2018-09-26 22:05:49,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:49,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:49,145 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 22:05:50,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:50,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 189 states and 1716 transitions. [2018-09-26 22:05:50,020 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 1716 transitions. [2018-09-26 22:05:50,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:50,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:50,345 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 22:05:51,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 190 states and 1724 transitions. [2018-09-26 22:05:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 1724 transitions. [2018-09-26 22:05:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:51,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:51,560 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 22:05:53,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 193 states and 1776 transitions. [2018-09-26 22:05:53,746 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 1776 transitions. [2018-09-26 22:05:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:53,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:53,753 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 22:05:54,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:54,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 194 states and 1786 transitions. [2018-09-26 22:05:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 1786 transitions. [2018-09-26 22:05:54,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:05:54,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:56,473 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 22:06:01,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:01,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 197 states and 1857 transitions. [2018-09-26 22:06:01,530 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 1857 transitions. [2018-09-26 22:06:01,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:01,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:01,537 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 22:06:02,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 198 states and 1874 transitions. [2018-09-26 22:06:02,932 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 1874 transitions. [2018-09-26 22:06:02,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:02,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:03,941 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 22:06:05,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 199 states and 1883 transitions. [2018-09-26 22:06:05,495 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 1883 transitions. [2018-09-26 22:06:05,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:05,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:05,502 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 22:06:06,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:06,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 200 states and 1895 transitions. [2018-09-26 22:06:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 1895 transitions. [2018-09-26 22:06:06,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:06,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:06,900 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 22:06:08,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:08,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 201 states and 1914 transitions. [2018-09-26 22:06:08,212 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 1914 transitions. [2018-09-26 22:06:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:08,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:08,219 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 22:06:09,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:09,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 202 states and 1927 transitions. [2018-09-26 22:06:09,472 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 1927 transitions. [2018-09-26 22:06:09,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:09,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:11,019 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 22:06:14,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:14,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 203 states and 1942 transitions. [2018-09-26 22:06:14,291 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 1942 transitions. [2018-09-26 22:06:14,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:14,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:14,296 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 22:06:16,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:16,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 204 states and 1953 transitions. [2018-09-26 22:06:16,327 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 1953 transitions. [2018-09-26 22:06:16,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:16,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:17,750 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 22:06:22,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:22,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 207 states and 2010 transitions. [2018-09-26 22:06:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 2010 transitions. [2018-09-26 22:06:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:22,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:23,412 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 22:06:27,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:27,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 209 states and 2070 transitions. [2018-09-26 22:06:27,387 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 2070 transitions. [2018-09-26 22:06:27,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:27,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:28,107 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 22:06:29,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:29,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 210 states and 2088 transitions. [2018-09-26 22:06:29,667 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 2088 transitions. [2018-09-26 22:06:29,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:29,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:29,674 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 22:06:31,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 211 states and 2118 transitions. [2018-09-26 22:06:31,971 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 2118 transitions. [2018-09-26 22:06:31,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:31,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:32,194 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 22:06:33,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 212 states and 2132 transitions. [2018-09-26 22:06:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 2132 transitions. [2018-09-26 22:06:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:33,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:33,816 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 22:06:35,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 213 states and 2158 transitions. [2018-09-26 22:06:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 2158 transitions. [2018-09-26 22:06:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:35,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:35,299 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 22:06:36,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 214 states and 2173 transitions. [2018-09-26 22:06:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 2173 transitions. [2018-09-26 22:06:36,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:36,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:36,991 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 22:06:38,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:38,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 215 states and 2194 transitions. [2018-09-26 22:06:38,624 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 2194 transitions. [2018-09-26 22:06:38,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:38,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:38,631 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 22:06:40,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:40,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 216 states and 2225 transitions. [2018-09-26 22:06:40,302 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 2225 transitions. [2018-09-26 22:06:40,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:40,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:40,409 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 22:06:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:43,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 218 states and 2257 transitions. [2018-09-26 22:06:43,971 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 2257 transitions. [2018-09-26 22:06:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:43,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:44,008 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 22:06:45,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:45,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 219 states and 2266 transitions. [2018-09-26 22:06:45,335 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 2266 transitions. [2018-09-26 22:06:45,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:45,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:45,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:45,341 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 22:06:46,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:46,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 220 states and 2279 transitions. [2018-09-26 22:06:46,714 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 2279 transitions. [2018-09-26 22:06:46,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:46,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:47,754 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 22:06:53,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:53,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 224 states and 2372 transitions. [2018-09-26 22:06:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 2372 transitions. [2018-09-26 22:06:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:06:53,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:54,916 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 22:07:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 228 states and 2466 transitions. [2018-09-26 22:07:02,340 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 2466 transitions. [2018-09-26 22:07:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:02,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:03,492 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 22:07:04,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:04,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 229 states and 2470 transitions. [2018-09-26 22:07:04,244 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 2470 transitions. [2018-09-26 22:07:04,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:04,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:04,251 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 22:07:07,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:07,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 231 states and 2509 transitions. [2018-09-26 22:07:07,442 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 2509 transitions. [2018-09-26 22:07:07,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:07,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:07,450 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 22:07:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 233 states and 2574 transitions. [2018-09-26 22:07:10,849 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 2574 transitions. [2018-09-26 22:07:10,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:10,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:10,857 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 22:07:13,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:13,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 234 states and 2612 transitions. [2018-09-26 22:07:13,283 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 2612 transitions. [2018-09-26 22:07:13,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:13,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:13,290 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 22:07:15,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:15,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 235 states and 2657 transitions. [2018-09-26 22:07:15,494 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 2657 transitions. [2018-09-26 22:07:15,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:15,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:17,168 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 22:07:22,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:22,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 237 states and 2706 transitions. [2018-09-26 22:07:22,255 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 2706 transitions. [2018-09-26 22:07:22,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:22,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:22,550 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 22:07:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:24,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 238 states and 2738 transitions. [2018-09-26 22:07:24,492 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 2738 transitions. [2018-09-26 22:07:24,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:24,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:24,501 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 22:07:26,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:26,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 239 states and 2753 transitions. [2018-09-26 22:07:26,300 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 2753 transitions. [2018-09-26 22:07:26,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:26,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:26,482 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 22:07:30,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:30,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 241 states and 2809 transitions. [2018-09-26 22:07:30,097 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 2809 transitions. [2018-09-26 22:07:30,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:30,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:30,104 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 22:07:32,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:32,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 242 states and 2840 transitions. [2018-09-26 22:07:32,014 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 2840 transitions. [2018-09-26 22:07:32,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:32,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:32,270 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 22:07:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:34,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 243 states and 2872 transitions. [2018-09-26 22:07:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 2872 transitions. [2018-09-26 22:07:34,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:34,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:34,265 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 22:07:38,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:38,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 245 states and 2916 transitions. [2018-09-26 22:07:38,095 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 2916 transitions. [2018-09-26 22:07:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:38,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:38,146 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 22:07:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:40,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 246 states and 2933 transitions. [2018-09-26 22:07:40,152 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 2933 transitions. [2018-09-26 22:07:40,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:40,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:40,193 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 22:07:42,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:42,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 247 states and 2963 transitions. [2018-09-26 22:07:42,297 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 2963 transitions. [2018-09-26 22:07:42,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:42,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:42,305 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 22:07:44,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:44,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 248 states and 3002 transitions. [2018-09-26 22:07:44,556 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 3002 transitions. [2018-09-26 22:07:44,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:44,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:44,829 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 22:07:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:47,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 250 states and 3033 transitions. [2018-09-26 22:07:47,855 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 3033 transitions. [2018-09-26 22:07:47,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:47,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:47,925 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 22:07:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:49,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 251 states and 3078 transitions. [2018-09-26 22:07:49,901 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 3078 transitions. [2018-09-26 22:07:49,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:49,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:50,560 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 22:07:52,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:52,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 252 states and 3094 transitions. [2018-09-26 22:07:52,556 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 3094 transitions. [2018-09-26 22:07:52,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:52,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:52,629 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 22:07:54,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:54,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 253 states and 3107 transitions. [2018-09-26 22:07:54,539 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 3107 transitions. [2018-09-26 22:07:54,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:54,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:54,723 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 22:07:56,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:56,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 254 states and 3126 transitions. [2018-09-26 22:07:56,583 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 3126 transitions. [2018-09-26 22:07:56,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:56,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:56,986 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 22:07:59,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:59,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 255 states and 3163 transitions. [2018-09-26 22:07:59,560 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 3163 transitions. [2018-09-26 22:07:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:07:59,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:59,567 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 22:08:01,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 256 states and 3201 transitions. [2018-09-26 22:08:01,511 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 3201 transitions. [2018-09-26 22:08:01,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:08:01,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:01,675 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 22:08:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 257 states and 3231 transitions. [2018-09-26 22:08:03,706 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 3231 transitions. [2018-09-26 22:08:03,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:08:03,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:03,761 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 22:08:07,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:07,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 259 states and 3277 transitions. [2018-09-26 22:08:07,783 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 3277 transitions. [2018-09-26 22:08:07,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:08:07,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:07,819 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 22:08:09,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:09,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 260 states and 3296 transitions. [2018-09-26 22:08:09,951 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 3296 transitions. [2018-09-26 22:08:09,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:08:09,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:09,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:10,087 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 22:08:12,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:12,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 261 states and 3322 transitions. [2018-09-26 22:08:12,125 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 3322 transitions. [2018-09-26 22:08:12,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:08:12,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:12,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:08:13,591 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 22:08:13,595 INFO L168 Benchmark]: Toolchain (without parser) took 256368.94 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -38.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-09-26 22:08:13,596 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. [2018-09-26 22:08:13,597 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:08:13,597 INFO L168 Benchmark]: Boogie Preprocessor took 75.85 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 22:08:13,597 INFO L168 Benchmark]: RCFGBuilder took 1478.10 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-09-26 22:08:13,598 INFO L168 Benchmark]: CodeCheck took 254740.08 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -105.9 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-26 22:08:13,601 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 945 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 68.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 75.85 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 1478.10 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * CodeCheck took 254740.08 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -105.9 MB). Peak memory consumption was 1.6 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_out3.mover.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-08-13-611.csv Completed graceful shutdown