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/s3_clnt_1_Unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 20:57:15,518 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 20:57:15,521 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 20:57:15,537 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 20:57:15,538 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 20:57:15,539 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 20:57:15,540 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 20:57:15,543 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 20:57:15,544 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 20:57:15,546 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 20:57:15,547 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 20:57:15,547 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 20:57:15,548 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 20:57:15,549 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 20:57:15,550 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 20:57:15,551 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 20:57:15,552 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 20:57:15,554 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 20:57:15,556 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 20:57:15,557 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 20:57:15,559 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 20:57:15,560 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 20:57:15,562 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 20:57:15,563 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 20:57:15,563 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 20:57:15,564 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 20:57:15,565 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 20:57:15,566 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 20:57:15,567 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 20:57:15,568 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 20:57:15,568 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 20:57:15,569 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 20:57:15,569 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 20:57:15,570 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 20:57:15,571 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 20:57:15,572 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 20:57:15,572 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 20:57:15,588 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 20:57:15,588 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 20:57:15,589 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 20:57:15,589 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 20:57:15,590 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 20:57:15,590 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 20:57:15,591 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 20:57:15,591 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 20:57:15,591 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 20:57:15,591 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 20:57:15,591 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 20:57:15,591 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 20:57:15,592 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 20:57:15,592 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 20:57:15,592 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 20:57:15,592 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 20:57:15,592 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 20:57:15,593 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 20:57:15,593 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 20:57:15,593 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 20:57:15,593 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 20:57:15,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 20:57:15,594 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 20:57:15,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 20:57:15,594 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 20:57:15,594 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 20:57:15,594 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 20:57:15,595 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 20:57:15,595 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 20:57:15,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 20:57:15,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 20:57:15,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 20:57:15,686 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 20:57:15,686 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 20:57:15,687 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl [2018-09-30 20:57:15,687 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl' [2018-09-30 20:57:15,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 20:57:15,795 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 20:57:15,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 20:57:15,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 20:57:15,796 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 20:57:15,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... [2018-09-30 20:57:15,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... [2018-09-30 20:57:15,850 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 20:57:15,851 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 20:57:15,851 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 20:57:15,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 20:57:15,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 20:57:15,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 20:57:15,854 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 20:57:15,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... [2018-09-30 20:57:15,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... [2018-09-30 20:57:15,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... [2018-09-30 20:57:15,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... [2018-09-30 20:57:15,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... [2018-09-30 20:57:15,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... [2018-09-30 20:57:15,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... [2018-09-30 20:57:15,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 20:57:15,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 20:57:15,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 20:57:15,912 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 20:57:15,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 20:57:15,984 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-30 20:57:15,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-30 20:57:16,107 WARN L674 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-30 20:57:16,108 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-30 20:57:18,040 INFO L345 CfgBuilder]: Using library mode [2018-09-30 20:57:18,041 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 08:57:18 BoogieIcfgContainer [2018-09-30 20:57:18,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 20:57:18,043 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 20:57:18,043 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 20:57:18,055 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 20:57:18,056 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 08:57:18" (1/1) ... [2018-09-30 20:57:18,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 20:57:18,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:18,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-09-30 20:57:18,123 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-09-30 20:57:18,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 20:57:18,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:18,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:18,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2018-09-30 20:57:18,460 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2018-09-30 20:57:18,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 20:57:18,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:18,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-30 20:57:18,620 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-30 20:57:18,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 20:57:18,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:18,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:19,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-30 20:57:19,442 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-30 20:57:19,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 20:57:19,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:19,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:19,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2018-09-30 20:57:19,773 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-09-30 20:57:19,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 20:57:19,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:19,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:19,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:19,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2018-09-30 20:57:19,821 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-09-30 20:57:19,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 20:57:19,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 241 transitions. [2018-09-30 20:57:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-09-30 20:57:20,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 20:57:20,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-09-30 20:57:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-09-30 20:57:20,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 20:57:20,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 20:57:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2018-09-30 20:57:20,974 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-09-30 20:57:20,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 20:57:20,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:21,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 278 transitions. [2018-09-30 20:57:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2018-09-30 20:57:21,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 20:57:21,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:21,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:21,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2018-09-30 20:57:21,044 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2018-09-30 20:57:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 20:57:21,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:21,158 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:22,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2018-09-30 20:57:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-09-30 20:57:22,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 20:57:22,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 20:57:22,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:22,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2018-09-30 20:57:22,565 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2018-09-30 20:57:22,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 20:57:22,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:22,603 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:22,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2018-09-30 20:57:22,645 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2018-09-30 20:57:22,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 20:57:22,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:22,665 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:22,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:22,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 174 states and 317 transitions. [2018-09-30 20:57:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-09-30 20:57:22,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 20:57:22,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:22,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 207 states and 389 transitions. [2018-09-30 20:57:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 389 transitions. [2018-09-30 20:57:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 20:57:25,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:25,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 20:57:25,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:25,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 209 states and 392 transitions. [2018-09-30 20:57:25,583 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 392 transitions. [2018-09-30 20:57:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 20:57:25,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:25,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:25,620 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:25,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:25,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 393 transitions. [2018-09-30 20:57:25,699 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-09-30 20:57:25,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 20:57:25,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:25,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:25,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 210 states and 392 transitions. [2018-09-30 20:57:25,722 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 392 transitions. [2018-09-30 20:57:25,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 20:57:25,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:26,311 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:26,643 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-30 20:57:27,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:27,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 226 states and 418 transitions. [2018-09-30 20:57:27,492 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2018-09-30 20:57:27,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 20:57:27,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:27,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:27,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2018-09-30 20:57:27,889 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2018-09-30 20:57:27,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 20:57:27,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:27,909 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:28,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:28,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 228 states and 420 transitions. [2018-09-30 20:57:28,207 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2018-09-30 20:57:28,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 20:57:28,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:28,342 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:30,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:30,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 253 states and 475 transitions. [2018-09-30 20:57:30,515 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-09-30 20:57:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 20:57:30,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:30,531 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:30,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:30,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2018-09-30 20:57:30,721 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2018-09-30 20:57:30,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 20:57:30,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:30,757 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:31,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:31,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 255 states and 478 transitions. [2018-09-30 20:57:31,104 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 478 transitions. [2018-09-30 20:57:31,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 20:57:31,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:31,123 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:31,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 256 states and 479 transitions. [2018-09-30 20:57:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 479 transitions. [2018-09-30 20:57:31,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 20:57:31,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:31,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:31,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:31,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 258 states and 488 transitions. [2018-09-30 20:57:31,608 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-09-30 20:57:31,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 20:57:31,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:31,814 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 281 states and 546 transitions. [2018-09-30 20:57:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 546 transitions. [2018-09-30 20:57:33,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 20:57:33,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:34,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 288 states and 572 transitions. [2018-09-30 20:57:34,031 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 572 transitions. [2018-09-30 20:57:34,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 20:57:34,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:34,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 291 states and 581 transitions. [2018-09-30 20:57:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 581 transitions. [2018-09-30 20:57:34,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 20:57:34,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:34,528 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:36,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:36,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 309 states and 605 transitions. [2018-09-30 20:57:36,110 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 605 transitions. [2018-09-30 20:57:36,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 20:57:36,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:36,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:36,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 310 states and 611 transitions. [2018-09-30 20:57:36,252 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 611 transitions. [2018-09-30 20:57:36,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 20:57:36,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:38,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:38,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 328 states and 642 transitions. [2018-09-30 20:57:38,184 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 642 transitions. [2018-09-30 20:57:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 20:57:38,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:38,214 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:38,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:38,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 329 states and 643 transitions. [2018-09-30 20:57:38,384 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 643 transitions. [2018-09-30 20:57:38,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 20:57:38,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:38,396 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:38,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:38,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 328 states and 641 transitions. [2018-09-30 20:57:38,405 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 641 transitions. [2018-09-30 20:57:38,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 20:57:38,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:38,510 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:39,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:39,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 346 states and 667 transitions. [2018-09-30 20:57:39,797 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 667 transitions. [2018-09-30 20:57:39,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 20:57:39,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:39,819 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 349 states and 679 transitions. [2018-09-30 20:57:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 679 transitions. [2018-09-30 20:57:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 20:57:40,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:40,252 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 368 states and 714 transitions. [2018-09-30 20:57:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 714 transitions. [2018-09-30 20:57:42,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 20:57:42,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:42,133 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:42,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:42,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 372 states and 732 transitions. [2018-09-30 20:57:42,677 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 732 transitions. [2018-09-30 20:57:42,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 20:57:42,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:42,691 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:43,369 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-30 20:57:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:43,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 373 states and 744 transitions. [2018-09-30 20:57:43,728 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 744 transitions. [2018-09-30 20:57:43,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 20:57:43,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:43,745 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:44,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 374 states and 745 transitions. [2018-09-30 20:57:44,126 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 745 transitions. [2018-09-30 20:57:44,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 20:57:44,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:44,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:44,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 375 states and 746 transitions. [2018-09-30 20:57:44,335 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 746 transitions. [2018-09-30 20:57:44,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 20:57:44,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:44,347 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:44,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:44,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 373 states and 743 transitions. [2018-09-30 20:57:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 743 transitions. [2018-09-30 20:57:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 20:57:44,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:44,370 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:44,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 376 states and 755 transitions. [2018-09-30 20:57:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 755 transitions. [2018-09-30 20:57:44,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 20:57:44,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:44,671 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 388 states and 786 transitions. [2018-09-30 20:57:45,688 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 786 transitions. [2018-09-30 20:57:45,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 20:57:45,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:45,700 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:45,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 388 states and 785 transitions. [2018-09-30 20:57:45,766 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 785 transitions. [2018-09-30 20:57:45,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 20:57:45,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:45,777 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:45,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 389 states and 786 transitions. [2018-09-30 20:57:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 786 transitions. [2018-09-30 20:57:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 20:57:45,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:46,370 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:46,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:46,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 392 states and 793 transitions. [2018-09-30 20:57:46,839 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 793 transitions. [2018-09-30 20:57:46,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 20:57:46,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:46,849 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:46,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:46,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 395 states and 800 transitions. [2018-09-30 20:57:46,900 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 800 transitions. [2018-09-30 20:57:46,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 20:57:46,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:46,913 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:47,407 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-30 20:57:48,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:48,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 406 states and 829 transitions. [2018-09-30 20:57:48,602 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 829 transitions. [2018-09-30 20:57:48,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 20:57:48,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:48,614 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:49,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:49,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 417 states and 868 transitions. [2018-09-30 20:57:49,265 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 868 transitions. [2018-09-30 20:57:49,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 20:57:49,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:49,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:49,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 418 states and 870 transitions. [2018-09-30 20:57:49,321 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 870 transitions. [2018-09-30 20:57:49,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 20:57:49,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:49,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 419 states and 871 transitions. [2018-09-30 20:57:49,480 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 871 transitions. [2018-09-30 20:57:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 20:57:49,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:49,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:49,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:49,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 420 states and 872 transitions. [2018-09-30 20:57:49,499 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 872 transitions. [2018-09-30 20:57:49,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 20:57:49,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:49,509 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 20:57:50,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:50,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 428 states and 879 transitions. [2018-09-30 20:57:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 879 transitions. [2018-09-30 20:57:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 20:57:50,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:50,092 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 428 states and 878 transitions. [2018-09-30 20:57:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 878 transitions. [2018-09-30 20:57:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 20:57:50,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:50,532 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:57:51,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:51,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 431 states and 886 transitions. [2018-09-30 20:57:51,048 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 886 transitions. [2018-09-30 20:57:51,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 20:57:51,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:51,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 432 states and 887 transitions. [2018-09-30 20:57:51,073 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 887 transitions. [2018-09-30 20:57:51,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 20:57:51,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:52,896 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:55,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:55,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 440 states and 896 transitions. [2018-09-30 20:57:55,167 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 896 transitions. [2018-09-30 20:57:55,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 20:57:55,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:55,176 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 454 states and 928 transitions. [2018-09-30 20:57:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 928 transitions. [2018-09-30 20:57:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 20:57:55,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:56,671 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-09-30 20:57:56,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:56,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 453 states and 926 transitions. [2018-09-30 20:57:56,912 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 926 transitions. [2018-09-30 20:57:56,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 20:57:56,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:56,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 453 states and 925 transitions. [2018-09-30 20:57:56,940 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 925 transitions. [2018-09-30 20:57:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 20:57:56,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:56,949 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:57,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 460 states and 950 transitions. [2018-09-30 20:57:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 950 transitions. [2018-09-30 20:57:57,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 20:57:57,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 462 states and 953 transitions. [2018-09-30 20:57:57,511 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 953 transitions. [2018-09-30 20:57:57,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 20:57:57,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:57,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:57,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 464 states and 955 transitions. [2018-09-30 20:57:57,579 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 955 transitions. [2018-09-30 20:57:57,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 20:57:57,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:57,597 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:57,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:57,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 465 states and 956 transitions. [2018-09-30 20:57:57,607 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 956 transitions. [2018-09-30 20:57:57,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 20:57:57,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:57,622 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:57:57,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:57,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 466 states and 957 transitions. [2018-09-30 20:57:57,940 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 957 transitions. [2018-09-30 20:57:57,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 20:57:57,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:58,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:58,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 475 states and 967 transitions. [2018-09-30 20:57:58,603 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 967 transitions. [2018-09-30 20:57:58,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 20:57:58,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:58,613 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:58,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 475 states and 965 transitions. [2018-09-30 20:57:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 965 transitions. [2018-09-30 20:57:58,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:57:58,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:58,970 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 20:57:59,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:59,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 486 states and 1006 transitions. [2018-09-30 20:57:59,784 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1006 transitions. [2018-09-30 20:57:59,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:57:59,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:00,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:00,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 486 states and 1005 transitions. [2018-09-30 20:58:00,337 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1005 transitions. [2018-09-30 20:58:00,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:58:00,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:00,351 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 20:58:00,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:00,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 487 states and 1006 transitions. [2018-09-30 20:58:00,857 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1006 transitions. [2018-09-30 20:58:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:58:00,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:00,869 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:01,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:01,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 488 states and 1009 transitions. [2018-09-30 20:58:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1009 transitions. [2018-09-30 20:58:01,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:58:01,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:01,265 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:01,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 489 states and 1010 transitions. [2018-09-30 20:58:01,292 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1010 transitions. [2018-09-30 20:58:01,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:58:01,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:01,299 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:01,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:01,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 492 states and 1015 transitions. [2018-09-30 20:58:01,313 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1015 transitions. [2018-09-30 20:58:01,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:58:01,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:01,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:01,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 495 states and 1027 transitions. [2018-09-30 20:58:01,936 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1027 transitions. [2018-09-30 20:58:01,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:58:01,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 20:58:03,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:03,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 506 states and 1048 transitions. [2018-09-30 20:58:03,217 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1048 transitions. [2018-09-30 20:58:03,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:58:03,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:03,229 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 20:58:03,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:03,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 507 states and 1049 transitions. [2018-09-30 20:58:03,383 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1049 transitions. [2018-09-30 20:58:03,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:58:03,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:03,391 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:03,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:03,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 507 states and 1048 transitions. [2018-09-30 20:58:03,546 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1048 transitions. [2018-09-30 20:58:03,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 20:58:03,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:03,557 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:04,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:04,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 507 states and 1044 transitions. [2018-09-30 20:58:04,288 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1044 transitions. [2018-09-30 20:58:04,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 20:58:04,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:04,562 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:07,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:07,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 522 states and 1090 transitions. [2018-09-30 20:58:07,779 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1090 transitions. [2018-09-30 20:58:07,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 20:58:07,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:07,794 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:08,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:08,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 531 states and 1104 transitions. [2018-09-30 20:58:08,598 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1104 transitions. [2018-09-30 20:58:08,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 20:58:08,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:08,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:08,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:08,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 532 states and 1105 transitions. [2018-09-30 20:58:08,795 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1105 transitions. [2018-09-30 20:58:08,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 20:58:08,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:08,803 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:08,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:08,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 534 states and 1108 transitions. [2018-09-30 20:58:08,813 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1108 transitions. [2018-09-30 20:58:08,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 20:58:08,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 534 states and 1106 transitions. [2018-09-30 20:58:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1106 transitions. [2018-09-30 20:58:09,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 20:58:09,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:09,415 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:09,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:09,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 535 states and 1107 transitions. [2018-09-30 20:58:09,481 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1107 transitions. [2018-09-30 20:58:09,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 20:58:09,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:09,490 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:09,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:09,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 536 states and 1108 transitions. [2018-09-30 20:58:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1108 transitions. [2018-09-30 20:58:09,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 20:58:09,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:09,515 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-09-30 20:58:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 546 states and 1118 transitions. [2018-09-30 20:58:10,827 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1118 transitions. [2018-09-30 20:58:10,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:10,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:10,844 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 20:58:11,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:11,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 547 states and 1119 transitions. [2018-09-30 20:58:11,097 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1119 transitions. [2018-09-30 20:58:11,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:11,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:11,108 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 20:58:11,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:11,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 548 states and 1120 transitions. [2018-09-30 20:58:11,267 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1120 transitions. [2018-09-30 20:58:11,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:11,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:11,277 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:11,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 548 states and 1116 transitions. [2018-09-30 20:58:11,720 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1116 transitions. [2018-09-30 20:58:11,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:11,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 20:58:13,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:13,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 559 states and 1137 transitions. [2018-09-30 20:58:13,281 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1137 transitions. [2018-09-30 20:58:13,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:13,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:13,296 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 20:58:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 560 states and 1138 transitions. [2018-09-30 20:58:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1138 transitions. [2018-09-30 20:58:13,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:13,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:13,382 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:13,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 563 states and 1143 transitions. [2018-09-30 20:58:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1143 transitions. [2018-09-30 20:58:13,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:13,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:13,417 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:13,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:13,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 566 states and 1149 transitions. [2018-09-30 20:58:13,454 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1149 transitions. [2018-09-30 20:58:13,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:13,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:13,467 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 20:58:13,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:13,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 568 states and 1152 transitions. [2018-09-30 20:58:13,652 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1152 transitions. [2018-09-30 20:58:13,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:13,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:13,662 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-30 20:58:13,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:13,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 570 states and 1154 transitions. [2018-09-30 20:58:13,701 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1154 transitions. [2018-09-30 20:58:13,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:13,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:13,709 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:14,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:14,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 571 states and 1161 transitions. [2018-09-30 20:58:14,082 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1161 transitions. [2018-09-30 20:58:14,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 20:58:14,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:14,090 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:14,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:14,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 571 states and 1159 transitions. [2018-09-30 20:58:14,504 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1159 transitions. [2018-09-30 20:58:14,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 20:58:14,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:14,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:14,572 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 20:58:15,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:15,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 574 states and 1162 transitions. [2018-09-30 20:58:15,748 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1162 transitions. [2018-09-30 20:58:15,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 20:58:15,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:15,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 575 states and 1163 transitions. [2018-09-30 20:58:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1163 transitions. [2018-09-30 20:58:15,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 20:58:15,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:15,830 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:15,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:15,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 576 states and 1164 transitions. [2018-09-30 20:58:15,839 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1164 transitions. [2018-09-30 20:58:15,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 20:58:15,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:15,849 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:15,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:15,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 577 states and 1165 transitions. [2018-09-30 20:58:15,868 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1165 transitions. [2018-09-30 20:58:15,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 20:58:15,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:15,883 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-30 20:58:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 579 states and 1168 transitions. [2018-09-30 20:58:16,843 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1168 transitions. [2018-09-30 20:58:16,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 20:58:16,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:16,925 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-30 20:58:17,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:17,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 587 states and 1175 transitions. [2018-09-30 20:58:17,365 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1175 transitions. [2018-09-30 20:58:17,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 20:58:17,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:17,409 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:18,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 601 states and 1196 transitions. [2018-09-30 20:58:18,814 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1196 transitions. [2018-09-30 20:58:18,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 20:58:18,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:18,824 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:19,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:19,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 601 states and 1194 transitions. [2018-09-30 20:58:19,258 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1194 transitions. [2018-09-30 20:58:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 20:58:19,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 20:58:19,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 603 states and 1197 transitions. [2018-09-30 20:58:19,458 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1197 transitions. [2018-09-30 20:58:19,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 20:58:19,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:19,475 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-30 20:58:19,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:19,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 605 states and 1199 transitions. [2018-09-30 20:58:19,632 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1199 transitions. [2018-09-30 20:58:19,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 20:58:19,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:19,640 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:20,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 606 states and 1207 transitions. [2018-09-30 20:58:20,032 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1207 transitions. [2018-09-30 20:58:20,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 20:58:20,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:20,040 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:20,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 606 states and 1205 transitions. [2018-09-30 20:58:20,807 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1205 transitions. [2018-09-30 20:58:20,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 20:58:20,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:20,816 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:20,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:20,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 609 states and 1211 transitions. [2018-09-30 20:58:20,850 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1211 transitions. [2018-09-30 20:58:20,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:20,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:20,859 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:22,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:22,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 619 states and 1234 transitions. [2018-09-30 20:58:22,446 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1234 transitions. [2018-09-30 20:58:22,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:22,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:22,462 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:23,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:23,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 631 states and 1246 transitions. [2018-09-30 20:58:23,407 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1246 transitions. [2018-09-30 20:58:23,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:23,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:23,418 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:24,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:24,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 641 states and 1267 transitions. [2018-09-30 20:58:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1267 transitions. [2018-09-30 20:58:24,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:24,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:25,059 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 20:58:26,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:26,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 644 states and 1270 transitions. [2018-09-30 20:58:26,009 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1270 transitions. [2018-09-30 20:58:26,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:26,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:26,022 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 20:58:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:27,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 655 states and 1291 transitions. [2018-09-30 20:58:27,705 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1291 transitions. [2018-09-30 20:58:27,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:27,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:27,718 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 20:58:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:27,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 656 states and 1292 transitions. [2018-09-30 20:58:27,999 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1292 transitions. [2018-09-30 20:58:27,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:27,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:28,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 656 states and 1288 transitions. [2018-09-30 20:58:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1288 transitions. [2018-09-30 20:58:28,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:28,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:28,581 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:28,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:28,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 657 states and 1289 transitions. [2018-09-30 20:58:28,657 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1289 transitions. [2018-09-30 20:58:28,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:28,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:29,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:29,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 657 states and 1265 transitions. [2018-09-30 20:58:29,037 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1265 transitions. [2018-09-30 20:58:29,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:29,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:29,046 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:29,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:29,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 662 states and 1276 transitions. [2018-09-30 20:58:29,080 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1276 transitions. [2018-09-30 20:58:29,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 20:58:29,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:33,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:33,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 682 states and 1316 transitions. [2018-09-30 20:58:33,799 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1316 transitions. [2018-09-30 20:58:33,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:33,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:33,813 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 20:58:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:34,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 684 states and 1321 transitions. [2018-09-30 20:58:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1321 transitions. [2018-09-30 20:58:34,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:34,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:35,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:35,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 684 states and 1319 transitions. [2018-09-30 20:58:35,288 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1319 transitions. [2018-09-30 20:58:35,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:35,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:35,297 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 689 states and 1330 transitions. [2018-09-30 20:58:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1330 transitions. [2018-09-30 20:58:36,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:36,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:36,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:36,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 694 states and 1347 transitions. [2018-09-30 20:58:36,669 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1347 transitions. [2018-09-30 20:58:36,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:36,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:36,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 695 states and 1348 transitions. [2018-09-30 20:58:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1348 transitions. [2018-09-30 20:58:36,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:36,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:36,804 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:37,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:37,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 702 states and 1357 transitions. [2018-09-30 20:58:37,128 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1357 transitions. [2018-09-30 20:58:37,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:37,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:37,135 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:38,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:38,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 703 states and 1364 transitions. [2018-09-30 20:58:38,191 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1364 transitions. [2018-09-30 20:58:38,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:38,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:38,199 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:38,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 705 states and 1369 transitions. [2018-09-30 20:58:38,633 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1369 transitions. [2018-09-30 20:58:38,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:38,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:39,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:39,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 706 states and 1372 transitions. [2018-09-30 20:58:39,144 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1372 transitions. [2018-09-30 20:58:39,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:39,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:39,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:39,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 707 states and 1373 transitions. [2018-09-30 20:58:39,188 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1373 transitions. [2018-09-30 20:58:39,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 20:58:39,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:39,195 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:39,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 706 states and 1364 transitions. [2018-09-30 20:58:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1364 transitions. [2018-09-30 20:58:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:39,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:41,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:41,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 722 states and 1386 transitions. [2018-09-30 20:58:41,535 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1386 transitions. [2018-09-30 20:58:41,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:41,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:41,594 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 20:58:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:41,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 723 states and 1388 transitions. [2018-09-30 20:58:41,882 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1388 transitions. [2018-09-30 20:58:41,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:41,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:41,962 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 20:58:42,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:42,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 725 states and 1392 transitions. [2018-09-30 20:58:42,931 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1392 transitions. [2018-09-30 20:58:42,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:42,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:42,940 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 725 states and 1389 transitions. [2018-09-30 20:58:43,386 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1389 transitions. [2018-09-30 20:58:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:43,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:43,402 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 20:58:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:45,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 736 states and 1409 transitions. [2018-09-30 20:58:45,979 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1409 transitions. [2018-09-30 20:58:45,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:45,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:45,994 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 20:58:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 737 states and 1410 transitions. [2018-09-30 20:58:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1410 transitions. [2018-09-30 20:58:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:46,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:46,216 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:46,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 737 states and 1406 transitions. [2018-09-30 20:58:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1406 transitions. [2018-09-30 20:58:46,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:46,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:46,812 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:46,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:46,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 738 states and 1407 transitions. [2018-09-30 20:58:46,826 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1407 transitions. [2018-09-30 20:58:46,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:46,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:46,837 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:46,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:46,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 741 states and 1416 transitions. [2018-09-30 20:58:46,970 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1416 transitions. [2018-09-30 20:58:46,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 20:58:46,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:47,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 741 states and 1415 transitions. [2018-09-30 20:58:47,014 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1415 transitions. [2018-09-30 20:58:47,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:47,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:47,025 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:47,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:47,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 742 states and 1416 transitions. [2018-09-30 20:58:47,789 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1416 transitions. [2018-09-30 20:58:47,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:47,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:47,798 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:52,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:52,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 758 states and 1434 transitions. [2018-09-30 20:58:52,446 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1434 transitions. [2018-09-30 20:58:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:52,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:54,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 766 states and 1446 transitions. [2018-09-30 20:58:54,715 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1446 transitions. [2018-09-30 20:58:54,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:54,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:55,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 766 states and 1445 transitions. [2018-09-30 20:58:55,210 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1445 transitions. [2018-09-30 20:58:55,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:55,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:55,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:55,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 765 states and 1439 transitions. [2018-09-30 20:58:55,227 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1439 transitions. [2018-09-30 20:58:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:55,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:55,235 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:55,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:55,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 765 states and 1435 transitions. [2018-09-30 20:58:55,733 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1435 transitions. [2018-09-30 20:58:55,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:55,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:55,740 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:58,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:58,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 777 states and 1449 transitions. [2018-09-30 20:58:58,238 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1449 transitions. [2018-09-30 20:58:58,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:58,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:58,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:58,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:58,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 781 states and 1457 transitions. [2018-09-30 20:58:58,745 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1457 transitions. [2018-09-30 20:58:58,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:58,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:58,754 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:58,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:58,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 784 states and 1462 transitions. [2018-09-30 20:58:58,809 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1462 transitions. [2018-09-30 20:58:58,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:58,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:58,820 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:58:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:59,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 785 states and 1463 transitions. [2018-09-30 20:58:59,015 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1463 transitions. [2018-09-30 20:58:59,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:59,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 786 states and 1464 transitions. [2018-09-30 20:58:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1464 transitions. [2018-09-30 20:58:59,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 20:58:59,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:59,176 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:59,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:59,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 789 states and 1469 transitions. [2018-09-30 20:58:59,949 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1469 transitions. [2018-09-30 20:58:59,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:58:59,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:59,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:59,960 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:00,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:00,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 790 states and 1470 transitions. [2018-09-30 20:59:00,122 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1470 transitions. [2018-09-30 20:59:00,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:00,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:00,132 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:01,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:01,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 790 states and 1469 transitions. [2018-09-30 20:59:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1469 transitions. [2018-09-30 20:59:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:01,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:01,972 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:03,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:03,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 800 states and 1479 transitions. [2018-09-30 20:59:03,870 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1479 transitions. [2018-09-30 20:59:03,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:03,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:04,139 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:06,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:06,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 815 states and 1497 transitions. [2018-09-30 20:59:06,955 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1497 transitions. [2018-09-30 20:59:06,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:06,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 20:59:07,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:07,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 817 states and 1500 transitions. [2018-09-30 20:59:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1500 transitions. [2018-09-30 20:59:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:07,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:07,385 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-30 20:59:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 819 states and 1502 transitions. [2018-09-30 20:59:07,897 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1502 transitions. [2018-09-30 20:59:07,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:07,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:07,905 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:08,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:08,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 819 states and 1500 transitions. [2018-09-30 20:59:08,870 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1500 transitions. [2018-09-30 20:59:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:08,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:08,878 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:09,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:09,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 819 states and 1498 transitions. [2018-09-30 20:59:09,805 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1498 transitions. [2018-09-30 20:59:09,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:09,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:09,814 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:09,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:09,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 820 states and 1499 transitions. [2018-09-30 20:59:09,828 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1499 transitions. [2018-09-30 20:59:09,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:09,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:59:09,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:09,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 823 states and 1517 transitions. [2018-09-30 20:59:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1517 transitions. [2018-09-30 20:59:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 20:59:09,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:09,951 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:09,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:09,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 824 states and 1517 transitions. [2018-09-30 20:59:09,968 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1517 transitions. [2018-09-30 20:59:09,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:09,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:09,979 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:10,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:10,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 825 states and 1518 transitions. [2018-09-30 20:59:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1518 transitions. [2018-09-30 20:59:10,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:10,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:10,639 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:10,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:10,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 826 states and 1519 transitions. [2018-09-30 20:59:10,657 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1519 transitions. [2018-09-30 20:59:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:10,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:10,966 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:13,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 829 states and 1525 transitions. [2018-09-30 20:59:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1525 transitions. [2018-09-30 20:59:13,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:13,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:13,376 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:14,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:14,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 832 states and 1530 transitions. [2018-09-30 20:59:14,252 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1530 transitions. [2018-09-30 20:59:14,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:14,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:14,265 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 20:59:14,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 833 states and 1530 transitions. [2018-09-30 20:59:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1530 transitions. [2018-09-30 20:59:14,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:14,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:14,766 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:14,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 834 states and 1532 transitions. [2018-09-30 20:59:14,794 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1532 transitions. [2018-09-30 20:59:14,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:14,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:14,801 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:18,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 850 states and 1553 transitions. [2018-09-30 20:59:18,839 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1553 transitions. [2018-09-30 20:59:18,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:18,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:18,849 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:20,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:20,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 860 states and 1565 transitions. [2018-09-30 20:59:20,512 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1565 transitions. [2018-09-30 20:59:20,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:20,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:21,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:21,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 863 states and 1574 transitions. [2018-09-30 20:59:21,613 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1574 transitions. [2018-09-30 20:59:21,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:21,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:21,623 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:23,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 866 states and 1583 transitions. [2018-09-30 20:59:23,161 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1583 transitions. [2018-09-30 20:59:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:23,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-30 20:59:23,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:23,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 867 states and 1584 transitions. [2018-09-30 20:59:23,201 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1584 transitions. [2018-09-30 20:59:23,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 20:59:23,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:23,208 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:23,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 870 states and 1590 transitions. [2018-09-30 20:59:23,243 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1590 transitions. [2018-09-30 20:59:23,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:23,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:23,254 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 871 states and 1591 transitions. [2018-09-30 20:59:23,409 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1591 transitions. [2018-09-30 20:59:23,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:23,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:23,418 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:23,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:23,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 872 states and 1592 transitions. [2018-09-30 20:59:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1592 transitions. [2018-09-30 20:59:23,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:23,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:23,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:23,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 873 states and 1594 transitions. [2018-09-30 20:59:23,784 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1594 transitions. [2018-09-30 20:59:23,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:23,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:23,792 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:23,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 874 states and 1594 transitions. [2018-09-30 20:59:23,815 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1594 transitions. [2018-09-30 20:59:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:23,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:23,825 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:26,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:26,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 893 states and 1628 transitions. [2018-09-30 20:59:26,616 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1628 transitions. [2018-09-30 20:59:26,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:26,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 894 states and 1637 transitions. [2018-09-30 20:59:27,318 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1637 transitions. [2018-09-30 20:59:27,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:27,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:27,326 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:27,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:27,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 895 states and 1639 transitions. [2018-09-30 20:59:27,829 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1639 transitions. [2018-09-30 20:59:27,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:27,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:27,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:27,839 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:28,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:28,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 896 states and 1646 transitions. [2018-09-30 20:59:28,430 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1646 transitions. [2018-09-30 20:59:28,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:28,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:28,439 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:28,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 897 states and 1652 transitions. [2018-09-30 20:59:28,965 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1652 transitions. [2018-09-30 20:59:28,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:28,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:31,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:31,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 909 states and 1667 transitions. [2018-09-30 20:59:31,271 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1667 transitions. [2018-09-30 20:59:31,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:31,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:31,279 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:32,137 WARN L178 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 16 [2018-09-30 20:59:33,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:33,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 921 states and 1682 transitions. [2018-09-30 20:59:33,742 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1682 transitions. [2018-09-30 20:59:33,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:33,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:36,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:36,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 935 states and 1708 transitions. [2018-09-30 20:59:36,146 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1708 transitions. [2018-09-30 20:59:36,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:36,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:36,155 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:37,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 936 states and 1714 transitions. [2018-09-30 20:59:37,693 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1714 transitions. [2018-09-30 20:59:37,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:37,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:37,702 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:37,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:37,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 937 states and 1715 transitions. [2018-09-30 20:59:37,716 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1715 transitions. [2018-09-30 20:59:37,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 20:59:37,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:37,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:38,220 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:39,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:39,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 940 states and 1721 transitions. [2018-09-30 20:59:39,359 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1721 transitions. [2018-09-30 20:59:39,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:39,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:39,369 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 941 states and 1722 transitions. [2018-09-30 20:59:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1722 transitions. [2018-09-30 20:59:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:39,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:39,417 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:39,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 942 states and 1723 transitions. [2018-09-30 20:59:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1723 transitions. [2018-09-30 20:59:39,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:39,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:39,538 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:41,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:41,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 958 states and 1741 transitions. [2018-09-30 20:59:41,313 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1741 transitions. [2018-09-30 20:59:41,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:41,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:41,322 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:43,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:43,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 962 states and 1759 transitions. [2018-09-30 20:59:43,159 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1759 transitions. [2018-09-30 20:59:43,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:43,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:43,167 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:43,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:43,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 963 states and 1766 transitions. [2018-09-30 20:59:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1766 transitions. [2018-09-30 20:59:43,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:43,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:43,702 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:44,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:44,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 965 states and 1768 transitions. [2018-09-30 20:59:44,564 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1768 transitions. [2018-09-30 20:59:44,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:44,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:44,571 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:45,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:45,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 984 states and 1792 transitions. [2018-09-30 20:59:45,870 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1792 transitions. [2018-09-30 20:59:45,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:45,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:45,881 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:46,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:46,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 985 states and 1793 transitions. [2018-09-30 20:59:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1793 transitions. [2018-09-30 20:59:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:46,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:46,223 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 997 states and 1814 transitions. [2018-09-30 20:59:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1814 transitions. [2018-09-30 20:59:49,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:49,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:49,189 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:49,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:49,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 998 states and 1815 transitions. [2018-09-30 20:59:49,530 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1815 transitions. [2018-09-30 20:59:49,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:49,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:49,537 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:50,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1002 states and 1819 transitions. [2018-09-30 20:59:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1819 transitions. [2018-09-30 20:59:50,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 20:59:50,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:50,524 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:50,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:50,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1003 states and 1820 transitions. [2018-09-30 20:59:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1820 transitions. [2018-09-30 20:59:50,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 20:59:50,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:50,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:50,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1004 states and 1821 transitions. [2018-09-30 20:59:50,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1821 transitions. [2018-09-30 20:59:50,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 20:59:50,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:50,641 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:50,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1005 states and 1822 transitions. [2018-09-30 20:59:50,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1822 transitions. [2018-09-30 20:59:50,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 20:59:50,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:50,766 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-09-30 20:59:51,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:51,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1005 states and 1820 transitions. [2018-09-30 20:59:51,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1820 transitions. [2018-09-30 20:59:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 20:59:51,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:51,196 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 20:59:54,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:54,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1022 states and 1839 transitions. [2018-09-30 20:59:54,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1839 transitions. [2018-09-30 20:59:54,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 20:59:54,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:54,680 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 20:59:56,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:56,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1039 states and 1857 transitions. [2018-09-30 20:59:56,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1857 transitions. [2018-09-30 20:59:56,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 20:59:56,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:56,978 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 20:59:58,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:58,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1049 states and 1867 transitions. [2018-09-30 20:59:58,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1867 transitions. [2018-09-30 20:59:58,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 20:59:58,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:58,465 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:03,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:03,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1066 states and 1888 transitions. [2018-09-30 21:00:03,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1888 transitions. [2018-09-30 21:00:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 21:00:03,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 21:00:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:05,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1069 states and 1891 transitions. [2018-09-30 21:00:05,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1891 transitions. [2018-09-30 21:00:05,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 21:00:05,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:10,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:10,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1086 states and 1913 transitions. [2018-09-30 21:00:10,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1913 transitions. [2018-09-30 21:00:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 21:00:10,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:10,739 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:00:10,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1089 states and 1921 transitions. [2018-09-30 21:00:10,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1921 transitions. [2018-09-30 21:00:10,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:00:10,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:10,821 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:10,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1090 states and 1922 transitions. [2018-09-30 21:00:10,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1922 transitions. [2018-09-30 21:00:10,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:00:10,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:10,860 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:10,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:10,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1091 states and 1923 transitions. [2018-09-30 21:00:10,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1923 transitions. [2018-09-30 21:00:10,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:00:10,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:16,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:16,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1108 states and 1957 transitions. [2018-09-30 21:00:16,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1957 transitions. [2018-09-30 21:00:16,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:00:16,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:16,600 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:19,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:19,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1108 states and 1956 transitions. [2018-09-30 21:00:19,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1956 transitions. [2018-09-30 21:00:19,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:00:19,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:19,260 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:19,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1107 states and 1951 transitions. [2018-09-30 21:00:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1951 transitions. [2018-09-30 21:00:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:00:19,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:19,594 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:22,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1107 states and 1950 transitions. [2018-09-30 21:00:22,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1950 transitions. [2018-09-30 21:00:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:00:22,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:22,034 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:24,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:24,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1113 states and 1961 transitions. [2018-09-30 21:00:24,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1961 transitions. [2018-09-30 21:00:24,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:00:24,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:24,445 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:24,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:24,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1112 states and 1956 transitions. [2018-09-30 21:00:24,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1956 transitions. [2018-09-30 21:00:24,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:00:24,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:24,793 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:00:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:24,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1113 states and 1957 transitions. [2018-09-30 21:00:24,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1957 transitions. [2018-09-30 21:00:24,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:24,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:24,865 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:24,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1114 states and 1958 transitions. [2018-09-30 21:00:24,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1958 transitions. [2018-09-30 21:00:24,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:24,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:24,970 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:24,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:24,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 1115 states and 1959 transitions. [2018-09-30 21:00:24,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1959 transitions. [2018-09-30 21:00:25,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:25,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:00:25,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:25,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1120 states and 1971 transitions. [2018-09-30 21:00:25,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1971 transitions. [2018-09-30 21:00:25,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:25,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:25,625 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:28,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:28,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1134 states and 1986 transitions. [2018-09-30 21:00:28,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1986 transitions. [2018-09-30 21:00:28,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:28,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:28,952 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1136 states and 1989 transitions. [2018-09-30 21:00:30,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1989 transitions. [2018-09-30 21:00:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:30,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:30,335 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-30 21:00:31,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:31,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1139 states and 1992 transitions. [2018-09-30 21:00:31,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1992 transitions. [2018-09-30 21:00:31,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:31,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:31,689 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:34,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:34,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1142 states and 1997 transitions. [2018-09-30 21:00:34,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1997 transitions. [2018-09-30 21:00:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:34,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:34,115 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 21:00:38,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:38,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1160 states and 2018 transitions. [2018-09-30 21:00:38,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2018 transitions. [2018-09-30 21:00:38,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:38,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 21:00:41,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:41,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1178 states and 2038 transitions. [2018-09-30 21:00:41,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2038 transitions. [2018-09-30 21:00:41,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:41,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:43,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1181 states and 2050 transitions. [2018-09-30 21:00:43,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2050 transitions. [2018-09-30 21:00:43,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:43,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:43,066 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:43,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:43,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1181 states and 2049 transitions. [2018-09-30 21:00:43,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2049 transitions. [2018-09-30 21:00:43,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:43,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:43,425 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1199 states and 2069 transitions. [2018-09-30 21:00:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2069 transitions. [2018-09-30 21:00:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:45,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:45,139 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 21:00:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:45,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1201 states and 2073 transitions. [2018-09-30 21:00:45,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2073 transitions. [2018-09-30 21:00:45,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:45,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:47,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1219 states and 2092 transitions. [2018-09-30 21:00:47,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2092 transitions. [2018-09-30 21:00:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:47,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:47,156 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 21:00:48,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:48,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1229 states and 2102 transitions. [2018-09-30 21:00:48,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2102 transitions. [2018-09-30 21:00:48,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:00:48,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:48,741 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:00:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:48,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1230 states and 2103 transitions. [2018-09-30 21:00:48,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2103 transitions. [2018-09-30 21:00:48,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:48,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:48,844 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:48,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:48,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1231 states and 2104 transitions. [2018-09-30 21:00:48,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2104 transitions. [2018-09-30 21:00:48,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:48,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:48,894 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:48,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:48,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1232 states and 2105 transitions. [2018-09-30 21:00:48,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2105 transitions. [2018-09-30 21:00:48,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:48,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:48,940 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:00:49,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:49,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1233 states and 2106 transitions. [2018-09-30 21:00:49,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2106 transitions. [2018-09-30 21:00:49,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:49,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:49,069 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:50,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:50,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1234 states and 2107 transitions. [2018-09-30 21:00:50,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2107 transitions. [2018-09-30 21:00:50,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:50,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:50,665 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:52,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1238 states and 2111 transitions. [2018-09-30 21:00:52,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2111 transitions. [2018-09-30 21:00:52,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:52,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:52,195 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:52,644 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-30 21:00:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:54,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1240 states and 2114 transitions. [2018-09-30 21:00:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2114 transitions. [2018-09-30 21:00:54,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:54,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:54,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1240 states and 2113 transitions. [2018-09-30 21:00:54,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2113 transitions. [2018-09-30 21:00:54,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:54,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:54,800 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:56,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1244 states and 2118 transitions. [2018-09-30 21:00:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2118 transitions. [2018-09-30 21:00:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:56,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:56,746 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:58,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1246 states and 2121 transitions. [2018-09-30 21:00:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2121 transitions. [2018-09-30 21:00:58,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:00:58,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:58,696 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:05,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:05,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1266 states and 2161 transitions. [2018-09-30 21:01:05,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2161 transitions. [2018-09-30 21:01:05,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:01:05,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:07,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1284 states and 2181 transitions. [2018-09-30 21:01:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2181 transitions. [2018-09-30 21:01:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:01:07,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:07,596 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1302 states and 2201 transitions. [2018-09-30 21:01:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2201 transitions. [2018-09-30 21:01:09,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:01:09,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:10,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:10,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1320 states and 2222 transitions. [2018-09-30 21:01:10,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2222 transitions. [2018-09-30 21:01:10,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:01:10,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:10,897 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:12,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:12,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1330 states and 2233 transitions. [2018-09-30 21:01:12,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2233 transitions. [2018-09-30 21:01:12,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:01:12,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:01:12,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:12,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1331 states and 2234 transitions. [2018-09-30 21:01:12,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2234 transitions. [2018-09-30 21:01:12,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:01:12,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:12,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1332 states and 2235 transitions. [2018-09-30 21:01:12,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2235 transitions. [2018-09-30 21:01:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:01:12,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:12,604 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1333 states and 2237 transitions. [2018-09-30 21:01:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2237 transitions. [2018-09-30 21:01:12,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:01:12,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:12,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:12,646 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:01:12,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1334 states and 2238 transitions. [2018-09-30 21:01:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2238 transitions. [2018-09-30 21:01:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:01:12,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:12,727 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:14,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1336 states and 2240 transitions. [2018-09-30 21:01:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2240 transitions. [2018-09-30 21:01:14,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:01:14,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:14,020 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1337 states and 2241 transitions. [2018-09-30 21:01:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2241 transitions. [2018-09-30 21:01:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:01:14,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:14,094 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:01:14,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:14,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1340 states and 2247 transitions. [2018-09-30 21:01:14,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2247 transitions. [2018-09-30 21:01:14,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 21:01:14,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:14,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:14,195 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:14,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:14,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1341 states and 2248 transitions. [2018-09-30 21:01:14,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2248 transitions. [2018-09-30 21:01:14,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 21:01:14,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:01:14,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:14,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1342 states and 2249 transitions. [2018-09-30 21:01:14,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2249 transitions. [2018-09-30 21:01:14,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 21:01:14,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1344 states and 2250 transitions. [2018-09-30 21:01:15,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2250 transitions. [2018-09-30 21:01:15,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 21:01:15,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:15,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:15,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1347 states and 2257 transitions. [2018-09-30 21:01:15,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2257 transitions. [2018-09-30 21:01:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 21:01:15,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:01:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1348 states and 2258 transitions. [2018-09-30 21:01:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2258 transitions. [2018-09-30 21:01:15,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:01:15,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:15,499 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1351 states and 2262 transitions. [2018-09-30 21:01:15,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2262 transitions. [2018-09-30 21:01:15,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:01:15,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:15,579 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:15,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:15,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1352 states and 2262 transitions. [2018-09-30 21:01:15,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2262 transitions. [2018-09-30 21:01:15,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:01:15,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:15,624 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:01:15,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:15,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1355 states and 2268 transitions. [2018-09-30 21:01:15,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2268 transitions. [2018-09-30 21:01:15,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:01:15,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:15,739 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:16,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1356 states and 2270 transitions. [2018-09-30 21:01:16,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2270 transitions. [2018-09-30 21:01:16,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:01:16,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:16,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:16,751 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:16,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:16,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1357 states and 2271 transitions. [2018-09-30 21:01:16,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 2271 transitions. [2018-09-30 21:01:16,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:01:16,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:16,783 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:01:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1360 states and 2277 transitions. [2018-09-30 21:01:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2277 transitions. [2018-09-30 21:01:16,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 21:01:16,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. Received shutdown request... [2018-09-30 21:01:18,312 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:01:18,314 INFO L168 Benchmark]: Toolchain (without parser) took 242522.35 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: -523.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-09-30 21:01:18,314 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:01:18,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.75 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:01:18,315 INFO L168 Benchmark]: Boogie Preprocessor took 57.69 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:01:18,315 INFO L168 Benchmark]: RCFGBuilder took 2130.64 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-09-30 21:01:18,315 INFO L168 Benchmark]: CodeCheck took 240270.00 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -608.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-30 21:01:18,317 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 1564 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.75 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 57.69 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 2130.64 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * CodeCheck took 240270.00 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -608.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/s3_clnt_1_Unsafe.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_21-01-18-324.csv Completed graceful shutdown