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 0.1.23-9f4048f [2018-10-04 13:03:21,589 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:03:21,592 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:03:21,604 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:03:21,604 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:03:21,605 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:03:21,607 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:03:21,608 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:03:21,610 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:03:21,611 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:03:21,612 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:03:21,612 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:03:21,613 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:03:21,614 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:03:21,615 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:03:21,616 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:03:21,617 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:03:21,619 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:03:21,621 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:03:21,622 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:03:21,623 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:03:21,624 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:03:21,627 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:03:21,627 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:03:21,627 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:03:21,628 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:03:21,629 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:03:21,630 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:03:21,631 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:03:21,632 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:03:21,632 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:03:21,633 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:03:21,633 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:03:21,633 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:03:21,635 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:03:21,635 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:03:21,636 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 [2018-10-04 13:03:21,655 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:03:21,655 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:03:21,657 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:03:21,657 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:03:21,657 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:03:21,657 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:03:21,658 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:03:21,658 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:03:21,658 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:03:21,658 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:03:21,658 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:03:21,659 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:03:21,659 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:03:21,660 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:03:21,660 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:03:21,660 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:03:21,660 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:03:21,660 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:03:21,661 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:03:21,661 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:03:21,661 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:03:21,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:03:21,661 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:03:21,661 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:03:21,663 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:03:21,663 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:03:21,663 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:03:21,663 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:03:21,664 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:03:21,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:03:21,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:03:21,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:03:21,746 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:03:21,747 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:03:21,748 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl [2018-10-04 13:03:21,748 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl' [2018-10-04 13:03:21,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:03:21,858 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:03:21,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:03:21,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:03:21,861 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:03:21,884 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 04.10 01:03:21" (1/1) ... [2018-10-04 13:03:21,902 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 04.10 01:03:21" (1/1) ... [2018-10-04 13:03:21,918 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:03:21,918 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:03:21,919 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:03:21,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:03:21,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:03:21,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:03:21,922 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:03:21,935 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 04.10 01:03:21" (1/1) ... [2018-10-04 13:03:21,935 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 04.10 01:03:21" (1/1) ... [2018-10-04 13:03:21,946 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 04.10 01:03:21" (1/1) ... [2018-10-04 13:03:21,946 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 04.10 01:03:21" (1/1) ... [2018-10-04 13:03:21,967 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 04.10 01:03:21" (1/1) ... [2018-10-04 13:03:21,992 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 04.10 01:03:21" (1/1) ... [2018-10-04 13:03:21,995 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 04.10 01:03:21" (1/1) ... [2018-10-04 13:03:22,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:03:22,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:03:22,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:03:22,002 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:03:22,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:21" (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 [2018-10-04 13:03:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-10-04 13:03:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-10-04 13:03:22,258 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-04 13:03:22,258 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-04 13:03:24,111 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:03:24,111 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:03:24 BoogieIcfgContainer [2018-10-04 13:03:24,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:03:24,113 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:03:24,113 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:03:24,125 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:03:24,126 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 04.10 01:03:24" (1/1) ... [2018-10-04 13:03:24,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:03:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:24,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-10-04 13:03:24,188 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-10-04 13:03:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:03:24,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:24,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2018-10-04 13:03:24,537 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2018-10-04 13:03:24,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:03:24,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:24,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:24,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:24,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-10-04 13:03:24,745 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-10-04 13:03:24,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:03:24,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:25,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:25,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-10-04 13:03:25,211 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-10-04 13:03:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:03:25,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:25,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:25,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:25,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2018-10-04 13:03:25,537 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-10-04 13:03:25,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:03:25,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:25,575 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2018-10-04 13:03:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-10-04 13:03:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:03:25,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:25,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:25,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:26,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:26,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 241 transitions. [2018-10-04 13:03:26,090 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-10-04 13:03:26,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:03:26,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:26,122 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:26,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:26,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-10-04 13:03:26,243 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-10-04 13:03:26,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:03:26,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:26,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-04 13:03:26,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:26,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2018-10-04 13:03:26,621 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-10-04 13:03:26,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:03:26,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:26,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:26,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:26,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 278 transitions. [2018-10-04 13:03:26,674 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2018-10-04 13:03:26,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:03:26,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:26,712 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:26,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2018-10-04 13:03:26,730 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2018-10-04 13:03:26,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:03:26,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:27,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2018-10-04 13:03:27,996 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-10-04 13:03:27,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:03:27,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:28,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-04 13:03:28,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:28,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2018-10-04 13:03:28,103 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2018-10-04 13:03:28,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:03:28,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:28,132 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:28,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:28,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2018-10-04 13:03:28,283 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2018-10-04 13:03:28,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:03:28,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:28,317 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:28,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:28,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 174 states and 317 transitions. [2018-10-04 13:03:28,756 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-10-04 13:03:28,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:03:28,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:28,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:31,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:31,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 207 states and 389 transitions. [2018-10-04 13:03:31,402 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 389 transitions. [2018-10-04 13:03:31,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:03:31,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:31,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-04 13:03:31,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:31,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 209 states and 392 transitions. [2018-10-04 13:03:31,583 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 392 transitions. [2018-10-04 13:03:31,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:03:31,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:31,628 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:31,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:31,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 393 transitions. [2018-10-04 13:03:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-10-04 13:03:31,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:03:31,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:31,771 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 210 states and 392 transitions. [2018-10-04 13:03:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 392 transitions. [2018-10-04 13:03:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:03:31,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:32,037 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:32,382 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-04 13:03:33,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:33,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 226 states and 418 transitions. [2018-10-04 13:03:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2018-10-04 13:03:33,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:03:33,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:33,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:33,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:33,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:33,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2018-10-04 13:03:33,323 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2018-10-04 13:03:33,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:03:33,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:33,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:33,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 228 states and 420 transitions. [2018-10-04 13:03:33,652 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2018-10-04 13:03:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:03:33,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:36,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 253 states and 475 transitions. [2018-10-04 13:03:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-10-04 13:03:36,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:03:36,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:36,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:36,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:36,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2018-10-04 13:03:36,462 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2018-10-04 13:03:36,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:03:36,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:36,481 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:36,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 255 states and 478 transitions. [2018-10-04 13:03:36,889 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 478 transitions. [2018-10-04 13:03:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:03:36,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:36,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:37,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:37,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 256 states and 479 transitions. [2018-10-04 13:03:37,058 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 479 transitions. [2018-10-04 13:03:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:03:37,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:37,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:37,216 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:37,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:37,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 258 states and 488 transitions. [2018-10-04 13:03:37,399 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-10-04 13:03:37,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:03:37,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:37,709 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:39,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:39,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 281 states and 546 transitions. [2018-10-04 13:03:39,245 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 546 transitions. [2018-10-04 13:03:39,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:03:39,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:40,046 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:40,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 288 states and 572 transitions. [2018-10-04 13:03:40,681 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 572 transitions. [2018-10-04 13:03:40,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:03:40,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:40,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:40,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 291 states and 581 transitions. [2018-10-04 13:03:40,931 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 581 transitions. [2018-10-04 13:03:40,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:03:40,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:41,029 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:42,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 309 states and 605 transitions. [2018-10-04 13:03:42,620 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 605 transitions. [2018-10-04 13:03:42,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:03:42,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:42,645 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:42,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 310 states and 611 transitions. [2018-10-04 13:03:42,787 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 611 transitions. [2018-10-04 13:03:42,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:03:42,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:45,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:45,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 328 states and 642 transitions. [2018-10-04 13:03:45,009 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 642 transitions. [2018-10-04 13:03:45,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:03:45,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:45,028 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:45,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:45,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 329 states and 643 transitions. [2018-10-04 13:03:45,200 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 643 transitions. [2018-10-04 13:03:45,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:03:45,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:45,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:45,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 329 states and 636 transitions. [2018-10-04 13:03:45,763 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 636 transitions. [2018-10-04 13:03:45,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:03:45,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:45,775 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:45,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:45,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 328 states and 634 transitions. [2018-10-04 13:03:45,783 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 634 transitions. [2018-10-04 13:03:45,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:03:45,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:46,061 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:47,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:47,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 346 states and 660 transitions. [2018-10-04 13:03:47,018 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 660 transitions. [2018-10-04 13:03:47,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:03:47,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:47,038 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:47,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:47,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 349 states and 672 transitions. [2018-10-04 13:03:47,460 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 672 transitions. [2018-10-04 13:03:47,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:03:47,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:47,475 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:49,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:49,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 368 states and 706 transitions. [2018-10-04 13:03:49,738 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 706 transitions. [2018-10-04 13:03:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:03:49,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:49,749 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:50,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 372 states and 724 transitions. [2018-10-04 13:03:50,234 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 724 transitions. [2018-10-04 13:03:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:03:50,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:50,883 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-04 13:03:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:51,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 373 states and 736 transitions. [2018-10-04 13:03:51,255 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 736 transitions. [2018-10-04 13:03:51,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:03:51,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:51,272 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:51,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:51,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 374 states and 737 transitions. [2018-10-04 13:03:51,627 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 737 transitions. [2018-10-04 13:03:51,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:03:51,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:51,644 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:51,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 375 states and 738 transitions. [2018-10-04 13:03:51,837 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 738 transitions. [2018-10-04 13:03:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:03:51,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:51,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 373 states and 735 transitions. [2018-10-04 13:03:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 735 transitions. [2018-10-04 13:03:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:03:51,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:52,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 376 states and 747 transitions. [2018-10-04 13:03:52,094 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 747 transitions. [2018-10-04 13:03:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:03:52,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:52,350 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:53,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:53,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 388 states and 777 transitions. [2018-10-04 13:03:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 777 transitions. [2018-10-04 13:03:53,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:03:53,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:53,314 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:53,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 388 states and 776 transitions. [2018-10-04 13:03:53,394 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 776 transitions. [2018-10-04 13:03:53,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:03:53,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:53,406 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:53,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:53,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 389 states and 777 transitions. [2018-10-04 13:03:53,415 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 777 transitions. [2018-10-04 13:03:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:03:53,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:53,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:54,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:54,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 392 states and 784 transitions. [2018-10-04 13:03:54,342 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 784 transitions. [2018-10-04 13:03:54,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:03:54,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:54,351 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:54,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:54,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 395 states and 791 transitions. [2018-10-04 13:03:54,372 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 791 transitions. [2018-10-04 13:03:54,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:03:54,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:54,383 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:55,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 406 states and 820 transitions. [2018-10-04 13:03:55,753 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 820 transitions. [2018-10-04 13:03:55,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:03:55,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 417 states and 858 transitions. [2018-10-04 13:03:56,323 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 858 transitions. [2018-10-04 13:03:56,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:03:56,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:56,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:56,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 418 states and 860 transitions. [2018-10-04 13:03:56,383 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 860 transitions. [2018-10-04 13:03:56,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:03:56,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:56,398 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:56,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:56,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 419 states and 861 transitions. [2018-10-04 13:03:56,555 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 861 transitions. [2018-10-04 13:03:56,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:03:56,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:56,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:56,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:56,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 420 states and 862 transitions. [2018-10-04 13:03:56,576 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 862 transitions. [2018-10-04 13:03:56,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:03:56,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:56,586 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:03:57,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 428 states and 869 transitions. [2018-10-04 13:03:57,140 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 869 transitions. [2018-10-04 13:03:57,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:03:57,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:57,151 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:57,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:57,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 428 states and 868 transitions. [2018-10-04 13:03:57,415 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 868 transitions. [2018-10-04 13:03:57,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:03:57,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:57,428 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:03:57,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:57,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 431 states and 876 transitions. [2018-10-04 13:03:57,556 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 876 transitions. [2018-10-04 13:03:57,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:03:57,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:57,566 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 432 states and 877 transitions. [2018-10-04 13:03:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 877 transitions. [2018-10-04 13:03:57,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:03:57,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:57,587 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:02,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:02,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 446 states and 908 transitions. [2018-10-04 13:04:02,346 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 908 transitions. [2018-10-04 13:04:02,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:04:02,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:02,355 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:02,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:02,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 445 states and 906 transitions. [2018-10-04 13:04:02,942 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 906 transitions. [2018-10-04 13:04:02,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:04:02,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:03,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:03,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 445 states and 905 transitions. [2018-10-04 13:04:03,018 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 905 transitions. [2018-10-04 13:04:03,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:04:03,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:03,027 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:03,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:03,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 452 states and 930 transitions. [2018-10-04 13:04:03,603 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 930 transitions. [2018-10-04 13:04:03,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:04:03,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:03,613 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:03,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:03,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 454 states and 933 transitions. [2018-10-04 13:04:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 933 transitions. [2018-10-04 13:04:03,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:04:03,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:03,633 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:03,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 456 states and 935 transitions. [2018-10-04 13:04:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 935 transitions. [2018-10-04 13:04:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:04:03,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:03,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:03,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:03,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 457 states and 936 transitions. [2018-10-04 13:04:03,746 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 936 transitions. [2018-10-04 13:04:03,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:04:03,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:03,759 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:03,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:03,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 458 states and 937 transitions. [2018-10-04 13:04:03,911 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 937 transitions. [2018-10-04 13:04:03,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:04:03,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:03,997 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:04,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 467 states and 948 transitions. [2018-10-04 13:04:04,643 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 948 transitions. [2018-10-04 13:04:04,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:04:04,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:04,656 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:05,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:05,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 467 states and 946 transitions. [2018-10-04 13:04:05,057 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 946 transitions. [2018-10-04 13:04:05,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:05,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:05,073 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-04 13:04:05,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:05,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 478 states and 977 transitions. [2018-10-04 13:04:05,903 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 977 transitions. [2018-10-04 13:04:05,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:05,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:05,917 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-04 13:04:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:06,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 479 states and 988 transitions. [2018-10-04 13:04:06,409 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 988 transitions. [2018-10-04 13:04:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:06,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 479 states and 987 transitions. [2018-10-04 13:04:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 987 transitions. [2018-10-04 13:04:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:06,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:06,770 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-04 13:04:07,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 480 states and 988 transitions. [2018-10-04 13:04:07,022 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 988 transitions. [2018-10-04 13:04:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:07,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:07,030 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:07,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:07,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 481 states and 991 transitions. [2018-10-04 13:04:07,320 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 991 transitions. [2018-10-04 13:04:07,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:07,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:07,331 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:07,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:07,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 482 states and 992 transitions. [2018-10-04 13:04:07,358 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 992 transitions. [2018-10-04 13:04:07,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:07,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:07,366 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:07,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:07,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 485 states and 997 transitions. [2018-10-04 13:04:07,425 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 997 transitions. [2018-10-04 13:04:07,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:07,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:07,435 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:08,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:08,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 488 states and 1009 transitions. [2018-10-04 13:04:08,116 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1009 transitions. [2018-10-04 13:04:08,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:08,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:08,123 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:08,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 488 states and 1005 transitions. [2018-10-04 13:04:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1005 transitions. [2018-10-04 13:04:08,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:08,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:08,455 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-04 13:04:09,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:09,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 499 states and 1026 transitions. [2018-10-04 13:04:09,706 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1026 transitions. [2018-10-04 13:04:09,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:09,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-04 13:04:09,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:09,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 500 states and 1027 transitions. [2018-10-04 13:04:09,888 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1027 transitions. [2018-10-04 13:04:09,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:04:09,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 500 states and 1026 transitions. [2018-10-04 13:04:09,974 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1026 transitions. [2018-10-04 13:04:09,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:09,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:10,112 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:13,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:13,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 515 states and 1072 transitions. [2018-10-04 13:04:13,381 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1072 transitions. [2018-10-04 13:04:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:13,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:13,392 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:14,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 524 states and 1095 transitions. [2018-10-04 13:04:14,105 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1095 transitions. [2018-10-04 13:04:14,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:14,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:14,115 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 525 states and 1097 transitions. [2018-10-04 13:04:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1097 transitions. [2018-10-04 13:04:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:14,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:14,504 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:14,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:14,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 527 states and 1100 transitions. [2018-10-04 13:04:14,514 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1100 transitions. [2018-10-04 13:04:14,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:14,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 528 states and 1101 transitions. [2018-10-04 13:04:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1101 transitions. [2018-10-04 13:04:14,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:14,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:14,916 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:15,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:15,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 528 states and 1099 transitions. [2018-10-04 13:04:15,340 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1099 transitions. [2018-10-04 13:04:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:15,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:15,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:15,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 529 states and 1100 transitions. [2018-10-04 13:04:15,376 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1100 transitions. [2018-10-04 13:04:15,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:15,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:15,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:15,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 530 states and 1101 transitions. [2018-10-04 13:04:15,397 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1101 transitions. [2018-10-04 13:04:15,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:15,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:15,412 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-04 13:04:15,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:15,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 531 states and 1102 transitions. [2018-10-04 13:04:15,974 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1102 transitions. [2018-10-04 13:04:15,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:04:15,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-04 13:04:16,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:16,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 540 states and 1111 transitions. [2018-10-04 13:04:16,803 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1111 transitions. [2018-10-04 13:04:16,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:16,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:16,822 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-04 13:04:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:17,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 541 states and 1112 transitions. [2018-10-04 13:04:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1112 transitions. [2018-10-04 13:04:17,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:17,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:17,194 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-04 13:04:18,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:18,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 552 states and 1133 transitions. [2018-10-04 13:04:18,843 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1133 transitions. [2018-10-04 13:04:18,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:18,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:18,857 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-04 13:04:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:18,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 553 states and 1134 transitions. [2018-10-04 13:04:18,989 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1134 transitions. [2018-10-04 13:04:18,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:18,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:18,998 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:19,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:19,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 553 states and 1130 transitions. [2018-10-04 13:04:19,477 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1130 transitions. [2018-10-04 13:04:19,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:19,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:19,484 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:19,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:19,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 556 states and 1135 transitions. [2018-10-04 13:04:19,495 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1135 transitions. [2018-10-04 13:04:19,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:19,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:19,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:19,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 559 states and 1141 transitions. [2018-10-04 13:04:19,573 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1141 transitions. [2018-10-04 13:04:19,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:19,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:19,582 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:19,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 559 states and 1139 transitions. [2018-10-04 13:04:19,969 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1139 transitions. [2018-10-04 13:04:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:19,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-04 13:04:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:20,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 561 states and 1142 transitions. [2018-10-04 13:04:20,072 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1142 transitions. [2018-10-04 13:04:20,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:20,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:20,085 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-04 13:04:20,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:20,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 563 states and 1144 transitions. [2018-10-04 13:04:20,145 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1144 transitions. [2018-10-04 13:04:20,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:04:20,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:20,155 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 564 states and 1150 transitions. [2018-10-04 13:04:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1150 transitions. [2018-10-04 13:04:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:04:20,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:20,644 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-04 13:04:21,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:21,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 567 states and 1153 transitions. [2018-10-04 13:04:21,761 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1153 transitions. [2018-10-04 13:04:21,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:04:21,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:21,776 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:21,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 568 states and 1154 transitions. [2018-10-04 13:04:21,829 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1154 transitions. [2018-10-04 13:04:21,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:04:21,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:21,840 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:21,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:21,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 569 states and 1155 transitions. [2018-10-04 13:04:21,852 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1155 transitions. [2018-10-04 13:04:21,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:04:21,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:22,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:22,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 570 states and 1156 transitions. [2018-10-04 13:04:22,431 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1156 transitions. [2018-10-04 13:04:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:04:22,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:22,441 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 580 states and 1180 transitions. [2018-10-04 13:04:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1180 transitions. [2018-10-04 13:04:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:04:23,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:23,983 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:25,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 594 states and 1202 transitions. [2018-10-04 13:04:25,427 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1202 transitions. [2018-10-04 13:04:25,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:04:25,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:25,440 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-04 13:04:26,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:26,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 596 states and 1204 transitions. [2018-10-04 13:04:26,383 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1204 transitions. [2018-10-04 13:04:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:04:26,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:26,396 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-04 13:04:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 605 states and 1213 transitions. [2018-10-04 13:04:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1213 transitions. [2018-10-04 13:04:27,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:04:27,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:27,174 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-04 13:04:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:27,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 606 states and 1214 transitions. [2018-10-04 13:04:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1214 transitions. [2018-10-04 13:04:27,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:04:27,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:27,583 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:28,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 606 states and 1212 transitions. [2018-10-04 13:04:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1212 transitions. [2018-10-04 13:04:28,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:04:28,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:28,018 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:28,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:28,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 607 states and 1219 transitions. [2018-10-04 13:04:28,440 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1219 transitions. [2018-10-04 13:04:28,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:04:28,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:28,454 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-04 13:04:28,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:28,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 609 states and 1222 transitions. [2018-10-04 13:04:28,686 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1222 transitions. [2018-10-04 13:04:28,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:04:28,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:28,698 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-04 13:04:29,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:29,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 611 states and 1224 transitions. [2018-10-04 13:04:29,032 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1224 transitions. [2018-10-04 13:04:29,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:04:29,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:29,042 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:29,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:29,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 611 states and 1222 transitions. [2018-10-04 13:04:29,592 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1222 transitions. [2018-10-04 13:04:29,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:04:29,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:29,603 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:29,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:29,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 614 states and 1228 transitions. [2018-10-04 13:04:29,658 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1228 transitions. [2018-10-04 13:04:29,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:29,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:29,667 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:31,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:31,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 624 states and 1250 transitions. [2018-10-04 13:04:31,652 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1250 transitions. [2018-10-04 13:04:31,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:31,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:32,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:32,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 636 states and 1263 transitions. [2018-10-04 13:04:32,482 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1263 transitions. [2018-10-04 13:04:32,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:32,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:33,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:33,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 646 states and 1284 transitions. [2018-10-04 13:04:33,958 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1284 transitions. [2018-10-04 13:04:33,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:33,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-04 13:04:34,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:34,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 649 states and 1287 transitions. [2018-10-04 13:04:34,833 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1287 transitions. [2018-10-04 13:04:34,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:34,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:34,849 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-04 13:04:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:36,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 660 states and 1308 transitions. [2018-10-04 13:04:36,788 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1308 transitions. [2018-10-04 13:04:36,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:36,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:36,798 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:37,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 660 states and 1304 transitions. [2018-10-04 13:04:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1304 transitions. [2018-10-04 13:04:37,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:37,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:37,341 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-04 13:04:37,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:37,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 661 states and 1305 transitions. [2018-10-04 13:04:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1305 transitions. [2018-10-04 13:04:37,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:37,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:37,517 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:37,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:37,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 662 states and 1306 transitions. [2018-10-04 13:04:37,582 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1306 transitions. [2018-10-04 13:04:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:37,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:37,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 662 states and 1282 transitions. [2018-10-04 13:04:37,989 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1282 transitions. [2018-10-04 13:04:37,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:37,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:38,003 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:38,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:38,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 667 states and 1293 transitions. [2018-10-04 13:04:38,076 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1293 transitions. [2018-10-04 13:04:38,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:04:38,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:39,674 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-10-04 13:04:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:43,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 687 states and 1333 transitions. [2018-10-04 13:04:43,406 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1333 transitions. [2018-10-04 13:04:43,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:43,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:43,416 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:44,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 700 states and 1353 transitions. [2018-10-04 13:04:44,969 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1353 transitions. [2018-10-04 13:04:44,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:44,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-04 13:04:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:45,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 702 states and 1357 transitions. [2018-10-04 13:04:45,797 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1357 transitions. [2018-10-04 13:04:45,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:45,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:45,805 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:46,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:46,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 702 states and 1355 transitions. [2018-10-04 13:04:46,596 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1355 transitions. [2018-10-04 13:04:46,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:46,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:47,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:47,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 707 states and 1366 transitions. [2018-10-04 13:04:47,268 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1366 transitions. [2018-10-04 13:04:47,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:47,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:47,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:47,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:47,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 712 states and 1384 transitions. [2018-10-04 13:04:47,956 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1384 transitions. [2018-10-04 13:04:47,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:47,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:47,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:04:48,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:48,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 713 states and 1385 transitions. [2018-10-04 13:04:48,018 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1385 transitions. [2018-10-04 13:04:48,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:48,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:48,103 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:48,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:48,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 720 states and 1394 transitions. [2018-10-04 13:04:48,439 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1394 transitions. [2018-10-04 13:04:48,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:48,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:48,449 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:49,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:49,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 721 states and 1401 transitions. [2018-10-04 13:04:49,628 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1401 transitions. [2018-10-04 13:04:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:49,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:49,635 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:50,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 723 states and 1406 transitions. [2018-10-04 13:04:50,110 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1406 transitions. [2018-10-04 13:04:50,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:50,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:50,118 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:50,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 724 states and 1409 transitions. [2018-10-04 13:04:50,641 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1409 transitions. [2018-10-04 13:04:50,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:50,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:50,649 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:50,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 725 states and 1410 transitions. [2018-10-04 13:04:50,667 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1410 transitions. [2018-10-04 13:04:50,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:04:50,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:53,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:53,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 734 states and 1413 transitions. [2018-10-04 13:04:53,106 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1413 transitions. [2018-10-04 13:04:53,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:04:53,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:53,117 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:54,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 749 states and 1429 transitions. [2018-10-04 13:04:54,994 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1429 transitions. [2018-10-04 13:04:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:04:54,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:55,009 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-04 13:04:55,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:55,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 750 states and 1430 transitions. [2018-10-04 13:04:55,614 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1430 transitions. [2018-10-04 13:04:55,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:04:55,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:55,664 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-04 13:04:55,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:55,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 751 states and 1432 transitions. [2018-10-04 13:04:55,970 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1432 transitions. [2018-10-04 13:04:55,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:04:55,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:56,010 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-04 13:04:57,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:57,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 753 states and 1435 transitions. [2018-10-04 13:04:57,328 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1435 transitions. [2018-10-04 13:04:57,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:04:57,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:57,338 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:57,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:57,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 753 states and 1431 transitions. [2018-10-04 13:04:57,881 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1431 transitions. [2018-10-04 13:04:57,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:04:57,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:57,897 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-04 13:04:59,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:59,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 764 states and 1451 transitions. [2018-10-04 13:04:59,917 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1451 transitions. [2018-10-04 13:04:59,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:04:59,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:00,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 764 states and 1447 transitions. [2018-10-04 13:05:00,549 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1447 transitions. [2018-10-04 13:05:00,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:05:00,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:00,567 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-04 13:05:00,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 765 states and 1448 transitions. [2018-10-04 13:05:00,605 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1448 transitions. [2018-10-04 13:05:00,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:05:00,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:00,616 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:00,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 766 states and 1449 transitions. [2018-10-04 13:05:00,630 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1449 transitions. [2018-10-04 13:05:00,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:05:00,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:00,645 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:05:00,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:00,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 769 states and 1458 transitions. [2018-10-04 13:05:00,973 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1458 transitions. [2018-10-04 13:05:00,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:05:00,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 769 states and 1457 transitions. [2018-10-04 13:05:01,103 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1457 transitions. [2018-10-04 13:05:01,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:01,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:01,114 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:02,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:02,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 770 states and 1458 transitions. [2018-10-04 13:05:02,026 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1458 transitions. [2018-10-04 13:05:02,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:02,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:02,035 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:02,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:02,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 770 states and 1457 transitions. [2018-10-04 13:05:02,537 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1457 transitions. [2018-10-04 13:05:02,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:02,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:04,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:04,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 778 states and 1469 transitions. [2018-10-04 13:05:04,564 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1469 transitions. [2018-10-04 13:05:04,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:04,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:04,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:09,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:09,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 794 states and 1487 transitions. [2018-10-04 13:05:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1487 transitions. [2018-10-04 13:05:09,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:09,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:09,440 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:10,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 794 states and 1483 transitions. [2018-10-04 13:05:10,088 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1483 transitions. [2018-10-04 13:05:10,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:10,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:10,096 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:12,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:12,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 806 states and 1497 transitions. [2018-10-04 13:05:12,670 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1497 transitions. [2018-10-04 13:05:12,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:12,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:12,682 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:05:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 810 states and 1505 transitions. [2018-10-04 13:05:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1505 transitions. [2018-10-04 13:05:13,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:13,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:13,368 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:13,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:13,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 813 states and 1510 transitions. [2018-10-04 13:05:13,383 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1510 transitions. [2018-10-04 13:05:13,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:13,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:13,395 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:05:13,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:13,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 814 states and 1511 transitions. [2018-10-04 13:05:13,459 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1511 transitions. [2018-10-04 13:05:13,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:13,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:13,531 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:14,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 816 states and 1515 transitions. [2018-10-04 13:05:14,073 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1515 transitions. [2018-10-04 13:05:14,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:05:14,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:14,083 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:14,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:14,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 819 states and 1520 transitions. [2018-10-04 13:05:14,897 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1520 transitions. [2018-10-04 13:05:14,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:14,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:14,909 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:14,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:14,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 820 states and 1521 transitions. [2018-10-04 13:05:14,976 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1521 transitions. [2018-10-04 13:05:14,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:14,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:14,985 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:16,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:16,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 820 states and 1520 transitions. [2018-10-04 13:05:16,513 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1520 transitions. [2018-10-04 13:05:16,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:16,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:16,523 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:18,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 830 states and 1530 transitions. [2018-10-04 13:05:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1530 transitions. [2018-10-04 13:05:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:18,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:19,368 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:23,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:23,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 845 states and 1549 transitions. [2018-10-04 13:05:23,195 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1549 transitions. [2018-10-04 13:05:23,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:23,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:23,203 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:24,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 855 states and 1561 transitions. [2018-10-04 13:05:24,786 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1561 transitions. [2018-10-04 13:05:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:24,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:24,799 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:25,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 855 states and 1559 transitions. [2018-10-04 13:05:25,453 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1559 transitions. [2018-10-04 13:05:25,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:25,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-04 13:05:25,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:25,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 857 states and 1562 transitions. [2018-10-04 13:05:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1562 transitions. [2018-10-04 13:05:25,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:25,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:25,902 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-04 13:05:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 859 states and 1564 transitions. [2018-10-04 13:05:26,414 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1564 transitions. [2018-10-04 13:05:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:26,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:26,422 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:27,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:27,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 859 states and 1562 transitions. [2018-10-04 13:05:27,580 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1562 transitions. [2018-10-04 13:05:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:27,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:27,591 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:27,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:27,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 860 states and 1563 transitions. [2018-10-04 13:05:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1563 transitions. [2018-10-04 13:05:27,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:27,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:27,619 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:05:27,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:27,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 863 states and 1581 transitions. [2018-10-04 13:05:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1581 transitions. [2018-10-04 13:05:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:05:27,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:27,734 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:27,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:27,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 864 states and 1581 transitions. [2018-10-04 13:05:27,754 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1581 transitions. [2018-10-04 13:05:27,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:27,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:27,764 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:28,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:28,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 865 states and 1582 transitions. [2018-10-04 13:05:28,441 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1582 transitions. [2018-10-04 13:05:28,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:28,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:28,451 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:28,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:28,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 866 states and 1583 transitions. [2018-10-04 13:05:28,480 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1583 transitions. [2018-10-04 13:05:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:28,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:28,487 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:29,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 869 states and 1588 transitions. [2018-10-04 13:05:29,472 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1588 transitions. [2018-10-04 13:05:29,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:29,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:29,773 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:31,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:31,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 872 states and 1593 transitions. [2018-10-04 13:05:31,836 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1593 transitions. [2018-10-04 13:05:31,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:31,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:31,846 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-04 13:05:32,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 873 states and 1593 transitions. [2018-10-04 13:05:32,671 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1593 transitions. [2018-10-04 13:05:32,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:32,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:32,679 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:32,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:32,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 874 states and 1595 transitions. [2018-10-04 13:05:32,703 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1595 transitions. [2018-10-04 13:05:32,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:32,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 890 states and 1616 transitions. [2018-10-04 13:05:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1616 transitions. [2018-10-04 13:05:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:36,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:36,974 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:38,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:38,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 900 states and 1628 transitions. [2018-10-04 13:05:38,900 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1628 transitions. [2018-10-04 13:05:38,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:38,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:38,908 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:40,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:40,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 903 states and 1638 transitions. [2018-10-04 13:05:40,304 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1638 transitions. [2018-10-04 13:05:40,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:40,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:40,313 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:41,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:41,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 906 states and 1648 transitions. [2018-10-04 13:05:41,499 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1648 transitions. [2018-10-04 13:05:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:41,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:41,508 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-04 13:05:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:41,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 907 states and 1649 transitions. [2018-10-04 13:05:41,540 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1649 transitions. [2018-10-04 13:05:41,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:05:41,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:41,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:41,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:41,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 910 states and 1655 transitions. [2018-10-04 13:05:41,604 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1655 transitions. [2018-10-04 13:05:41,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:41,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:41,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:41,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 911 states and 1656 transitions. [2018-10-04 13:05:41,768 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1656 transitions. [2018-10-04 13:05:41,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:41,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:41,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:41,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 912 states and 1657 transitions. [2018-10-04 13:05:41,802 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1657 transitions. [2018-10-04 13:05:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:41,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:41,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:41,878 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:42,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 914 states and 1662 transitions. [2018-10-04 13:05:42,664 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1662 transitions. [2018-10-04 13:05:42,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:42,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:42,671 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 915 states and 1662 transitions. [2018-10-04 13:05:42,691 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1662 transitions. [2018-10-04 13:05:42,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:42,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:42,699 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:44,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:44,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 933 states and 1694 transitions. [2018-10-04 13:05:44,560 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1694 transitions. [2018-10-04 13:05:44,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:44,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:44,569 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:45,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 934 states and 1697 transitions. [2018-10-04 13:05:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1697 transitions. [2018-10-04 13:05:45,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:45,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:45,215 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 935 states and 1701 transitions. [2018-10-04 13:05:45,749 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1701 transitions. [2018-10-04 13:05:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:45,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:46,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:46,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 936 states and 1710 transitions. [2018-10-04 13:05:46,310 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1710 transitions. [2018-10-04 13:05:46,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:46,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:46,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:46,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 937 states and 1712 transitions. [2018-10-04 13:05:46,838 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1712 transitions. [2018-10-04 13:05:46,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:46,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:46,848 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:49,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:49,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 949 states and 1727 transitions. [2018-10-04 13:05:49,580 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1727 transitions. [2018-10-04 13:05:49,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:49,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:49,588 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:51,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:51,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 950 states and 1733 transitions. [2018-10-04 13:05:51,137 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1733 transitions. [2018-10-04 13:05:51,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:51,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:51,149 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:53,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 962 states and 1748 transitions. [2018-10-04 13:05:53,797 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1748 transitions. [2018-10-04 13:05:53,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:53,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:55,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:55,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 963 states and 1754 transitions. [2018-10-04 13:05:55,138 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1754 transitions. [2018-10-04 13:05:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:55,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:55,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:55,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 964 states and 1755 transitions. [2018-10-04 13:05:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1755 transitions. [2018-10-04 13:05:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:05:55,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:56,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:56,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 967 states and 1761 transitions. [2018-10-04 13:05:56,826 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1761 transitions. [2018-10-04 13:05:56,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:05:56,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:56,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 968 states and 1762 transitions. [2018-10-04 13:05:56,855 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1762 transitions. [2018-10-04 13:05:56,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:05:56,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:56,866 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 969 states and 1763 transitions. [2018-10-04 13:05:56,909 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1763 transitions. [2018-10-04 13:05:56,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:05:56,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:57,021 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:59,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:59,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 985 states and 1781 transitions. [2018-10-04 13:05:59,045 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1781 transitions. [2018-10-04 13:05:59,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:05:59,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:59,054 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:00,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 989 states and 1798 transitions. [2018-10-04 13:06:00,630 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1798 transitions. [2018-10-04 13:06:00,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:06:00,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 992 states and 1807 transitions. [2018-10-04 13:06:02,267 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1807 transitions. [2018-10-04 13:06:02,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:06:02,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:02,275 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:03,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1011 states and 1831 transitions. [2018-10-04 13:06:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1831 transitions. [2018-10-04 13:06:03,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:06:03,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:03,843 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:07,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:07,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1023 states and 1852 transitions. [2018-10-04 13:06:07,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1852 transitions. [2018-10-04 13:06:07,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:06:07,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:07,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:07,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1024 states and 1853 transitions. [2018-10-04 13:06:07,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1853 transitions. [2018-10-04 13:06:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:06:07,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:07,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:07,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1025 states and 1854 transitions. [2018-10-04 13:06:07,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1854 transitions. [2018-10-04 13:06:07,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:06:07,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:09,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:09,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1029 states and 1858 transitions. [2018-10-04 13:06:09,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1858 transitions. [2018-10-04 13:06:09,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:06:09,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:09,085 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:09,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:09,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1030 states and 1859 transitions. [2018-10-04 13:06:09,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1859 transitions. [2018-10-04 13:06:09,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:09,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:09,144 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1031 states and 1860 transitions. [2018-10-04 13:06:09,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1860 transitions. [2018-10-04 13:06:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:09,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:09,180 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:09,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:09,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1032 states and 1861 transitions. [2018-10-04 13:06:09,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1861 transitions. [2018-10-04 13:06:09,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:09,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:09,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:09,336 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-04 13:06:09,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1032 states and 1859 transitions. [2018-10-04 13:06:09,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1859 transitions. [2018-10-04 13:06:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:09,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:09,763 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:06:13,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:13,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1049 states and 1878 transitions. [2018-10-04 13:06:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1878 transitions. [2018-10-04 13:06:13,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:13,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:13,195 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:06:16,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:16,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1066 states and 1897 transitions. [2018-10-04 13:06:16,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1897 transitions. [2018-10-04 13:06:16,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:16,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:16,531 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:06:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:17,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1076 states and 1907 transitions. [2018-10-04 13:06:17,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1907 transitions. [2018-10-04 13:06:17,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:17,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:17,885 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:06:19,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:19,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1086 states and 1917 transitions. [2018-10-04 13:06:19,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1917 transitions. [2018-10-04 13:06:19,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:19,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:19,415 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-04 13:06:21,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:21,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1089 states and 1920 transitions. [2018-10-04 13:06:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1920 transitions. [2018-10-04 13:06:21,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:21,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:21,347 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:26,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:26,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1106 states and 1942 transitions. [2018-10-04 13:06:26,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1942 transitions. [2018-10-04 13:06:26,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:26,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:26,911 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:32,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:32,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1123 states and 1963 transitions. [2018-10-04 13:06:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1963 transitions. [2018-10-04 13:06:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:06:32,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:32,138 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-04 13:06:32,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:32,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1126 states and 1971 transitions. [2018-10-04 13:06:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1971 transitions. [2018-10-04 13:06:32,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:06:32,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:32,221 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:32,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:32,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1127 states and 1972 transitions. [2018-10-04 13:06:32,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1972 transitions. [2018-10-04 13:06:32,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:06:32,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:32,256 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:32,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1128 states and 1973 transitions. [2018-10-04 13:06:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1973 transitions. [2018-10-04 13:06:32,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:06:32,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:32,310 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:38,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:38,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1145 states and 2008 transitions. [2018-10-04 13:06:38,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2008 transitions. [2018-10-04 13:06:38,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:06:38,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:38,306 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:40,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1151 states and 2019 transitions. [2018-10-04 13:06:40,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2019 transitions. [2018-10-04 13:06:40,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:06:40,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:40,654 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:43,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1151 states and 2018 transitions. [2018-10-04 13:06:43,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2018 transitions. [2018-10-04 13:06:43,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:06:43,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:43,048 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:43,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1150 states and 2013 transitions. [2018-10-04 13:06:43,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2013 transitions. [2018-10-04 13:06:43,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:06:43,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:43,403 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:46,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1150 states and 2012 transitions. [2018-10-04 13:06:46,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2012 transitions. [2018-10-04 13:06:46,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:06:46,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:46,150 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:46,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:46,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1149 states and 2007 transitions. [2018-10-04 13:06:46,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2007 transitions. [2018-10-04 13:06:46,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:06:46,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:46,527 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-04 13:06:46,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:46,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1150 states and 2008 transitions. [2018-10-04 13:06:46,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2008 transitions. [2018-10-04 13:06:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:06:46,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:46,731 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:46,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1151 states and 2009 transitions. [2018-10-04 13:06:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2009 transitions. [2018-10-04 13:06:46,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:06:46,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:46,782 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:46,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:46,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1152 states and 2010 transitions. [2018-10-04 13:06:46,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2010 transitions. [2018-10-04 13:06:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:06:46,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:46,845 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-04 13:06:47,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1157 states and 2022 transitions. [2018-10-04 13:06:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2022 transitions. [2018-10-04 13:06:47,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:06:47,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:47,447 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:49,265 WARN L178 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 17 [2018-10-04 13:06:49,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:49,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1160 states and 2027 transitions. [2018-10-04 13:06:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2027 transitions. [2018-10-04 13:06:49,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:06:49,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:49,944 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:51,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1162 states and 2030 transitions. [2018-10-04 13:06:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2030 transitions. [2018-10-04 13:06:51,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:06:51,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:51,094 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:54,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:54,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1176 states and 2045 transitions. [2018-10-04 13:06:54,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2045 transitions. [2018-10-04 13:06:54,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:06:54,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:54,643 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-04 13:06:56,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1179 states and 2048 transitions. [2018-10-04 13:06:56,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 2048 transitions. [2018-10-04 13:06:56,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:06:56,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:06:56,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:56,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1181 states and 2051 transitions. [2018-10-04 13:06:56,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2051 transitions. [2018-10-04 13:06:56,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:06:56,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:07:01,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1199 states and 2072 transitions. [2018-10-04 13:07:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2072 transitions. [2018-10-04 13:07:01,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:07:01,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:01,622 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:04,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:04,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1220 states and 2104 transitions. [2018-10-04 13:07:04,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2104 transitions. [2018-10-04 13:07:04,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:07:04,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:04,077 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:07:09,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:09,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1238 states and 2126 transitions. [2018-10-04 13:07:09,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2126 transitions. [2018-10-04 13:07:09,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:07:09,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:09,037 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:09,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:09,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1238 states and 2125 transitions. [2018-10-04 13:07:09,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2125 transitions. [2018-10-04 13:07:09,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:07:09,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:09,450 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:07:11,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:11,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1248 states and 2135 transitions. [2018-10-04 13:07:11,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2135 transitions. [2018-10-04 13:07:11,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:07:11,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:11,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1248 states and 2134 transitions. [2018-10-04 13:07:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2134 transitions. [2018-10-04 13:07:11,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:07:11,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:11,729 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:07:13,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:13,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1258 states and 2144 transitions. [2018-10-04 13:07:13,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2144 transitions. [2018-10-04 13:07:13,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:07:13,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:13,601 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:15,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:15,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1276 states and 2164 transitions. [2018-10-04 13:07:15,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2164 transitions. [2018-10-04 13:07:15,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:07:15,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:15,490 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-04 13:07:15,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:15,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1277 states and 2165 transitions. [2018-10-04 13:07:15,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2165 transitions. [2018-10-04 13:07:15,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:07:15,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:15,548 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:15,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:15,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1278 states and 2166 transitions. [2018-10-04 13:07:15,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2166 transitions. [2018-10-04 13:07:15,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:07:15,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:15,590 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:15,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:15,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1279 states and 2167 transitions. [2018-10-04 13:07:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2167 transitions. [2018-10-04 13:07:15,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:07:15,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:15,642 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-04 13:07:15,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:15,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1280 states and 2168 transitions. [2018-10-04 13:07:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 2168 transitions. [2018-10-04 13:07:15,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:07:15,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:15,716 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:17,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1284 states and 2173 transitions. [2018-10-04 13:07:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2173 transitions. [2018-10-04 13:07:17,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:07:17,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:17,784 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1286 states and 2176 transitions. [2018-10-04 13:07:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2176 transitions. [2018-10-04 13:07:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:07:19,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:19,583 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:21,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:21,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1287 states and 2177 transitions. [2018-10-04 13:07:21,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2177 transitions. [2018-10-04 13:07:21,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:07:21,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:21,449 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:21,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:21,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1287 states and 2176 transitions. [2018-10-04 13:07:21,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2176 transitions. [2018-10-04 13:07:21,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:07:21,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:21,895 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:23,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:23,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1291 states and 2180 transitions. [2018-10-04 13:07:23,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2180 transitions. [2018-10-04 13:07:23,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:07:23,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:23,746 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 13:07:24,655 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:07:24,658 INFO L168 Benchmark]: Toolchain (without parser) took 242801.47 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.1 GB). Peak memory consumption was 579.6 MB. Max. memory is 7.1 GB. [2018-10-04 13:07:24,659 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:07:24,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:07:24,660 INFO L168 Benchmark]: Boogie Preprocessor took 78.91 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:07:24,660 INFO L168 Benchmark]: RCFGBuilder took 2111.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-10-04 13:07:24,660 INFO L168 Benchmark]: CodeCheck took 240544.17 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 495.0 MB. Max. memory is 7.1 GB. [2018-10-04 13:07:24,663 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 1576 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 61.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.91 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 2111.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * CodeCheck took 240544.17 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 495.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/s3_clnt_1_Unsafe.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-07-24-672.csv Completed graceful shutdown