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_Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 10:47:16,625 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 10:47:16,627 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 10:47:16,645 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 10:47:16,646 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 10:47:16,647 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 10:47:16,649 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 10:47:16,651 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 10:47:16,654 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 10:47:16,657 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 10:47:16,658 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 10:47:16,658 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 10:47:16,660 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 10:47:16,661 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 10:47:16,668 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 10:47:16,669 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 10:47:16,670 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 10:47:16,674 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 10:47:16,677 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 10:47:16,680 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 10:47:16,681 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 10:47:16,682 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 10:47:16,685 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 10:47:16,685 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 10:47:16,685 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 10:47:16,686 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 10:47:16,687 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 10:47:16,688 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 10:47:16,689 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 10:47:16,691 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 10:47:16,692 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 10:47:16,692 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 10:47:16,693 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 10:47:16,693 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 10:47:16,694 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 10:47:16,696 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 10:47:16,696 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-28 10:47:16,726 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 10:47:16,726 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 10:47:16,727 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 10:47:16,727 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 10:47:16,728 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 10:47:16,729 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 10:47:16,729 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 10:47:16,729 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 10:47:16,729 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 10:47:16,729 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 10:47:16,730 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 10:47:16,730 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 10:47:16,730 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 10:47:16,730 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 10:47:16,731 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 10:47:16,731 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 10:47:16,732 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 10:47:16,732 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 10:47:16,732 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 10:47:16,732 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 10:47:16,732 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 10:47:16,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:47:16,733 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 10:47:16,733 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 10:47:16,733 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 10:47:16,735 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 10:47:16,735 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 10:47:16,735 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 10:47:16,735 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 10:47:16,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 10:47:16,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 10:47:16,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 10:47:16,810 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 10:47:16,810 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 10:47:16,811 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl [2018-09-28 10:47:16,811 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl' [2018-09-28 10:47:16,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 10:47:16,908 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 10:47:16,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 10:47:16,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 10:47:16,909 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 10:47:16,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... [2018-09-28 10:47:16,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... [2018-09-28 10:47:16,951 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 10:47:16,952 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 10:47:16,952 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 10:47:16,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 10:47:16,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 10:47:16,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 10:47:16,955 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 10:47:16,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... [2018-09-28 10:47:16,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... [2018-09-28 10:47:16,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... [2018-09-28 10:47:16,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... [2018-09-28 10:47:16,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... [2018-09-28 10:47:17,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... [2018-09-28 10:47:17,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... [2018-09-28 10:47:17,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 10:47:17,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 10:47:17,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 10:47:17,025 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 10:47:17,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:47:17,115 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-28 10:47:17,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-28 10:47:17,383 WARN L685 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-28 10:47:17,383 WARN L650 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-28 10:47:19,236 INFO L350 CfgBuilder]: Using library mode [2018-09-28 10:47:19,237 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:47:19 BoogieIcfgContainer [2018-09-28 10:47:19,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 10:47:19,239 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 10:47:19,239 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 10:47:19,252 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 10:47:19,252 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:47:19" (1/1) ... [2018-09-28 10:47:19,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 10:47:19,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:19,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-09-28 10:47:19,309 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-09-28 10:47:19,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 10:47:19,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:19,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:19,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2018-09-28 10:47:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2018-09-28 10:47:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 10:47:19,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:19,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:19,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:19,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-28 10:47:19,834 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-28 10:47:19,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 10:47:19,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:20,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-28 10:47:20,629 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-28 10:47:20,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 10:47:20,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:20,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:20,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:20,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2018-09-28 10:47:20,956 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-09-28 10:47:20,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 10:47:20,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:21,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:21,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2018-09-28 10:47:21,003 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-09-28 10:47:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 10:47:21,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:21,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:21,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 241 transitions. [2018-09-28 10:47:21,452 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-09-28 10:47:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 10:47:21,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:21,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:21,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-09-28 10:47:21,658 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-09-28 10:47:21,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 10:47:21,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:21,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-28 10:47:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2018-09-28 10:47:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-09-28 10:47:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 10:47:22,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:22,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 278 transitions. [2018-09-28 10:47:22,061 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2018-09-28 10:47:22,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 10:47:22,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:22,081 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:22,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:22,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2018-09-28 10:47:22,090 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2018-09-28 10:47:22,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 10:47:22,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:22,904 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 10 [2018-09-28 10:47:23,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:23,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2018-09-28 10:47:23,524 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-09-28 10:47:23,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 10:47:23,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:23,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-28 10:47:23,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:23,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2018-09-28 10:47:23,699 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2018-09-28 10:47:23,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 10:47:23,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:23,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:23,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:23,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2018-09-28 10:47:23,889 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2018-09-28 10:47:23,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 10:47:23,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:24,339 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-09-28 10:47:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:24,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 174 states and 317 transitions. [2018-09-28 10:47:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-09-28 10:47:24,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 10:47:24,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:24,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 207 states and 389 transitions. [2018-09-28 10:47:27,090 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 389 transitions. [2018-09-28 10:47:27,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 10:47:27,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-28 10:47:27,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:27,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 209 states and 392 transitions. [2018-09-28 10:47:27,409 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 392 transitions. [2018-09-28 10:47:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 10:47:27,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:27,430 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:27,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 393 transitions. [2018-09-28 10:47:27,503 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-09-28 10:47:27,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 10:47:27,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:27,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:27,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 210 states and 392 transitions. [2018-09-28 10:47:27,525 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 392 transitions. [2018-09-28 10:47:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 10:47:27,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:28,300 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:28,653 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-28 10:47:29,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:29,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 226 states and 418 transitions. [2018-09-28 10:47:29,460 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2018-09-28 10:47:29,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 10:47:29,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:29,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:29,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:29,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2018-09-28 10:47:29,551 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2018-09-28 10:47:29,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 10:47:29,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:29,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:29,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:29,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 228 states and 420 transitions. [2018-09-28 10:47:29,644 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2018-09-28 10:47:29,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 10:47:29,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:29,728 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 253 states and 475 transitions. [2018-09-28 10:47:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-09-28 10:47:31,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 10:47:31,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:31,387 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2018-09-28 10:47:31,611 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2018-09-28 10:47:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 10:47:31,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:31,649 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:32,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 255 states and 478 transitions. [2018-09-28 10:47:32,032 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 478 transitions. [2018-09-28 10:47:32,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 10:47:32,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:32,060 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:32,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:32,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 256 states and 479 transitions. [2018-09-28 10:47:32,153 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 479 transitions. [2018-09-28 10:47:32,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 10:47:32,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:32,468 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:32,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:32,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 258 states and 488 transitions. [2018-09-28 10:47:32,685 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-09-28 10:47:32,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 10:47:32,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:32,855 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:34,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:34,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 281 states and 547 transitions. [2018-09-28 10:47:34,569 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 547 transitions. [2018-09-28 10:47:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 10:47:34,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:34,677 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:35,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:35,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 288 states and 573 transitions. [2018-09-28 10:47:35,387 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 573 transitions. [2018-09-28 10:47:35,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 10:47:35,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:35,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 291 states and 582 transitions. [2018-09-28 10:47:35,606 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 582 transitions. [2018-09-28 10:47:35,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 10:47:35,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:37,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:37,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 309 states and 606 transitions. [2018-09-28 10:47:37,272 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 606 transitions. [2018-09-28 10:47:37,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 10:47:37,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:37,284 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 310 states and 612 transitions. [2018-09-28 10:47:37,605 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 612 transitions. [2018-09-28 10:47:37,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 10:47:37,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:37,622 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:39,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:39,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 328 states and 643 transitions. [2018-09-28 10:47:39,800 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 643 transitions. [2018-09-28 10:47:39,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 10:47:39,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:39,818 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:39,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:39,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 329 states and 644 transitions. [2018-09-28 10:47:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 644 transitions. [2018-09-28 10:47:39,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 10:47:39,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:39,888 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:39,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:39,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 328 states and 642 transitions. [2018-09-28 10:47:39,897 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 642 transitions. [2018-09-28 10:47:39,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 10:47:39,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:40,105 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:41,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 346 states and 668 transitions. [2018-09-28 10:47:41,132 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 668 transitions. [2018-09-28 10:47:41,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 10:47:41,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:41,153 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:41,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:41,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 349 states and 680 transitions. [2018-09-28 10:47:41,743 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 680 transitions. [2018-09-28 10:47:41,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 10:47:41,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:43,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:43,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 368 states and 715 transitions. [2018-09-28 10:47:43,911 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 715 transitions. [2018-09-28 10:47:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 10:47:43,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:43,921 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:44,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 372 states and 734 transitions. [2018-09-28 10:47:44,173 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 734 transitions. [2018-09-28 10:47:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 10:47:44,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:44,189 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:44,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:44,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 373 states and 746 transitions. [2018-09-28 10:47:44,804 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 746 transitions. [2018-09-28 10:47:44,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 10:47:44,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:44,820 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:45,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:45,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 374 states and 747 transitions. [2018-09-28 10:47:45,362 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 747 transitions. [2018-09-28 10:47:45,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 10:47:45,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:45,378 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:45,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:45,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 375 states and 748 transitions. [2018-09-28 10:47:45,718 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 748 transitions. [2018-09-28 10:47:45,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 10:47:45,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:45,729 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:45,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 373 states and 745 transitions. [2018-09-28 10:47:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 745 transitions. [2018-09-28 10:47:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 10:47:45,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:45,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:45,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 376 states and 757 transitions. [2018-09-28 10:47:45,968 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 757 transitions. [2018-09-28 10:47:45,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 10:47:45,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:46,665 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:47,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:47,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 388 states and 788 transitions. [2018-09-28 10:47:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 788 transitions. [2018-09-28 10:47:47,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 10:47:47,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:47,715 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:50,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 411 states and 847 transitions. [2018-09-28 10:47:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 847 transitions. [2018-09-28 10:47:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 10:47:50,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:50,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:50,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 412 states and 848 transitions. [2018-09-28 10:47:50,988 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 848 transitions. [2018-09-28 10:47:50,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 10:47:50,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:50,999 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:51,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:51,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 413 states and 850 transitions. [2018-09-28 10:47:51,037 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 850 transitions. [2018-09-28 10:47:51,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 10:47:51,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:51,048 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:51,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:51,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 414 states and 851 transitions. [2018-09-28 10:47:51,058 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 851 transitions. [2018-09-28 10:47:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 10:47:51,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:51,206 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:51,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:51,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 417 states and 857 transitions. [2018-09-28 10:47:51,289 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 857 transitions. [2018-09-28 10:47:51,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 10:47:51,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 420 states and 864 transitions. [2018-09-28 10:47:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 864 transitions. [2018-09-28 10:47:51,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 10:47:51,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:52,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 431 states and 894 transitions. [2018-09-28 10:47:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 894 transitions. [2018-09-28 10:47:52,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 10:47:52,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:53,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:53,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 442 states and 936 transitions. [2018-09-28 10:47:53,081 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 936 transitions. [2018-09-28 10:47:53,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 10:47:53,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:53,092 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:53,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 443 states and 938 transitions. [2018-09-28 10:47:53,209 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 938 transitions. [2018-09-28 10:47:53,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 10:47:53,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:53,725 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:53,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:53,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 444 states and 939 transitions. [2018-09-28 10:47:53,740 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 939 transitions. [2018-09-28 10:47:53,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 10:47:53,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:53,748 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:53,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 445 states and 940 transitions. [2018-09-28 10:47:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 940 transitions. [2018-09-28 10:47:53,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:47:53,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:53,768 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-28 10:47:54,106 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-09-28 10:47:54,595 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-28 10:47:56,208 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-28 10:47:57,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:57,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 453 states and 947 transitions. [2018-09-28 10:47:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 947 transitions. [2018-09-28 10:47:57,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:47:57,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:57,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:57,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 453 states and 946 transitions. [2018-09-28 10:47:57,708 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 946 transitions. [2018-09-28 10:47:57,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:47:57,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:57,720 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:47:57,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:57,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 456 states and 954 transitions. [2018-09-28 10:47:57,778 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 954 transitions. [2018-09-28 10:47:57,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:47:57,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:57,787 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:57,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:57,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 457 states and 955 transitions. [2018-09-28 10:47:57,795 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 955 transitions. [2018-09-28 10:47:57,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:47:57,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:58,299 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:58,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 465 states and 964 transitions. [2018-09-28 10:47:58,837 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 964 transitions. [2018-09-28 10:47:58,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:47:58,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:59,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 479 states and 998 transitions. [2018-09-28 10:47:59,758 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 998 transitions. [2018-09-28 10:47:59,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:47:59,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:59,767 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:00,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 478 states and 996 transitions. [2018-09-28 10:48:00,067 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 996 transitions. [2018-09-28 10:48:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:48:00,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:00,077 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:00,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 478 states and 995 transitions. [2018-09-28 10:48:00,097 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 995 transitions. [2018-09-28 10:48:00,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:48:00,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:00,106 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:00,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:00,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 485 states and 1022 transitions. [2018-09-28 10:48:00,665 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1022 transitions. [2018-09-28 10:48:00,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:48:00,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:00,675 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:00,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:00,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 487 states and 1025 transitions. [2018-09-28 10:48:00,686 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1025 transitions. [2018-09-28 10:48:00,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:48:00,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:00,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:00,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 489 states and 1027 transitions. [2018-09-28 10:48:00,810 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1027 transitions. [2018-09-28 10:48:00,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:48:00,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:00,819 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:00,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:00,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 490 states and 1028 transitions. [2018-09-28 10:48:00,831 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1028 transitions. [2018-09-28 10:48:00,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:48:00,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:00,843 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:00,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:00,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 491 states and 1029 transitions. [2018-09-28 10:48:00,920 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1029 transitions. [2018-09-28 10:48:00,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:48:00,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:00,931 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:01,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:01,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 500 states and 1039 transitions. [2018-09-28 10:48:01,576 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1039 transitions. [2018-09-28 10:48:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:48:01,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:01,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 500 states and 1037 transitions. [2018-09-28 10:48:01,908 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1037 transitions. [2018-09-28 10:48:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:01,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:02,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:02,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 500 states and 1036 transitions. [2018-09-28 10:48:02,251 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1036 transitions. [2018-09-28 10:48:02,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:02,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-28 10:48:02,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:02,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 511 states and 1077 transitions. [2018-09-28 10:48:02,928 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1077 transitions. [2018-09-28 10:48:02,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:02,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-28 10:48:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:03,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 512 states and 1078 transitions. [2018-09-28 10:48:03,415 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1078 transitions. [2018-09-28 10:48:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:03,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:03,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 513 states and 1081 transitions. [2018-09-28 10:48:03,901 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1081 transitions. [2018-09-28 10:48:03,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:03,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:03,912 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:03,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:03,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 514 states and 1082 transitions. [2018-09-28 10:48:03,991 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1082 transitions. [2018-09-28 10:48:03,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:03,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:04,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 517 states and 1087 transitions. [2018-09-28 10:48:04,013 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1087 transitions. [2018-09-28 10:48:04,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:04,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:04,024 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 520 states and 1100 transitions. [2018-09-28 10:48:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1100 transitions. [2018-09-28 10:48:04,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:04,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:04,787 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:05,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 520 states and 1096 transitions. [2018-09-28 10:48:05,204 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1096 transitions. [2018-09-28 10:48:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:05,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:05,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:05,219 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:48:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:06,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 531 states and 1117 transitions. [2018-09-28 10:48:06,593 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1117 transitions. [2018-09-28 10:48:06,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:06,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:06,605 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-28 10:48:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:06,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 532 states and 1118 transitions. [2018-09-28 10:48:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1118 transitions. [2018-09-28 10:48:06,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:48:06,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:06,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:06,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 532 states and 1117 transitions. [2018-09-28 10:48:06,726 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1117 transitions. [2018-09-28 10:48:06,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:48:06,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:10,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:10,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 547 states and 1166 transitions. [2018-09-28 10:48:10,403 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1166 transitions. [2018-09-28 10:48:10,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:48:10,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:10,416 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:10,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 555 states and 1177 transitions. [2018-09-28 10:48:10,962 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1177 transitions. [2018-09-28 10:48:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:48:10,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:10,973 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 556 states and 1180 transitions. [2018-09-28 10:48:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1180 transitions. [2018-09-28 10:48:11,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:48:11,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:11,412 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:11,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 558 states and 1183 transitions. [2018-09-28 10:48:11,422 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1183 transitions. [2018-09-28 10:48:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:48:11,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:11,433 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:11,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 559 states and 1184 transitions. [2018-09-28 10:48:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1184 transitions. [2018-09-28 10:48:11,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:48:11,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:11,620 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 559 states and 1182 transitions. [2018-09-28 10:48:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1182 transitions. [2018-09-28 10:48:12,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:48:12,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:12,018 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:12,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 560 states and 1183 transitions. [2018-09-28 10:48:12,042 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1183 transitions. [2018-09-28 10:48:12,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:48:12,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:12,052 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:12,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:12,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 561 states and 1184 transitions. [2018-09-28 10:48:12,064 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1184 transitions. [2018-09-28 10:48:12,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:48:12,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-09-28 10:48:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 571 states and 1194 transitions. [2018-09-28 10:48:13,321 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1194 transitions. [2018-09-28 10:48:13,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:13,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:13,335 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-28 10:48:13,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:13,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 572 states and 1195 transitions. [2018-09-28 10:48:13,488 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1195 transitions. [2018-09-28 10:48:13,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:13,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:13,501 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-28 10:48:13,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:13,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 573 states and 1196 transitions. [2018-09-28 10:48:13,741 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1196 transitions. [2018-09-28 10:48:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:13,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:14,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:14,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 573 states and 1192 transitions. [2018-09-28 10:48:14,372 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1192 transitions. [2018-09-28 10:48:14,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:14,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:14,387 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:48:16,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:16,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 584 states and 1213 transitions. [2018-09-28 10:48:16,015 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1213 transitions. [2018-09-28 10:48:16,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:16,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-28 10:48:16,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:16,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 585 states and 1214 transitions. [2018-09-28 10:48:16,098 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1214 transitions. [2018-09-28 10:48:16,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:16,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:16,107 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:16,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 588 states and 1219 transitions. [2018-09-28 10:48:16,129 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1219 transitions. [2018-09-28 10:48:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:16,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:16,142 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:16,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:16,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 591 states and 1225 transitions. [2018-09-28 10:48:16,361 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1225 transitions. [2018-09-28 10:48:16,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:16,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:16,370 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 591 states and 1223 transitions. [2018-09-28 10:48:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1223 transitions. [2018-09-28 10:48:16,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:16,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:48:17,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:17,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 593 states and 1226 transitions. [2018-09-28 10:48:17,076 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1226 transitions. [2018-09-28 10:48:17,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:17,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:17,087 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-28 10:48:17,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:17,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 595 states and 1228 transitions. [2018-09-28 10:48:17,196 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1228 transitions. [2018-09-28 10:48:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:48:17,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:17,205 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:17,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 596 states and 1235 transitions. [2018-09-28 10:48:17,580 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1235 transitions. [2018-09-28 10:48:17,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:48:17,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-28 10:48:21,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:21,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 603 states and 1259 transitions. [2018-09-28 10:48:21,609 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1259 transitions. [2018-09-28 10:48:21,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:48:21,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:21,624 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:21,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:21,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 604 states and 1260 transitions. [2018-09-28 10:48:21,692 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1260 transitions. [2018-09-28 10:48:21,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:48:21,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:21,703 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 605 states and 1261 transitions. [2018-09-28 10:48:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1261 transitions. [2018-09-28 10:48:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:48:21,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:23,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 615 states and 1285 transitions. [2018-09-28 10:48:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1285 transitions. [2018-09-28 10:48:23,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:48:23,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:23,062 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:23,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:23,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 616 states and 1287 transitions. [2018-09-28 10:48:23,146 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1287 transitions. [2018-09-28 10:48:23,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:48:23,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:23,198 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:24,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:24,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 630 states and 1308 transitions. [2018-09-28 10:48:24,884 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1308 transitions. [2018-09-28 10:48:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:48:24,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-28 10:48:25,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:25,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 632 states and 1311 transitions. [2018-09-28 10:48:25,708 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1311 transitions. [2018-09-28 10:48:25,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:48:25,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-28 10:48:26,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:26,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 640 states and 1318 transitions. [2018-09-28 10:48:26,132 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1318 transitions. [2018-09-28 10:48:26,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:48:26,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:26,345 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-28 10:48:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 640 states and 1317 transitions. [2018-09-28 10:48:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1317 transitions. [2018-09-28 10:48:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:48:27,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:27,891 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:48:28,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 642 states and 1320 transitions. [2018-09-28 10:48:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1320 transitions. [2018-09-28 10:48:28,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:48:28,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:28,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 642 states and 1318 transitions. [2018-09-28 10:48:28,564 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1318 transitions. [2018-09-28 10:48:28,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:48:28,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:28,576 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-28 10:48:28,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:28,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 644 states and 1320 transitions. [2018-09-28 10:48:28,706 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1320 transitions. [2018-09-28 10:48:28,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:48:28,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:29,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:29,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 645 states and 1328 transitions. [2018-09-28 10:48:29,434 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1328 transitions. [2018-09-28 10:48:29,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:48:29,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:29,444 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:30,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:30,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 645 states and 1326 transitions. [2018-09-28 10:48:30,029 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1326 transitions. [2018-09-28 10:48:30,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:48:30,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:30,040 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:30,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 648 states and 1332 transitions. [2018-09-28 10:48:30,126 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1332 transitions. [2018-09-28 10:48:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:30,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:30,134 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:32,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:32,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 658 states and 1356 transitions. [2018-09-28 10:48:32,043 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1356 transitions. [2018-09-28 10:48:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:32,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:32,053 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:34,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:34,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 668 states and 1377 transitions. [2018-09-28 10:48:34,220 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1377 transitions. [2018-09-28 10:48:34,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:34,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:34,237 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:35,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:35,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 680 states and 1389 transitions. [2018-09-28 10:48:35,394 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1389 transitions. [2018-09-28 10:48:35,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:35,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:35,409 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-28 10:48:37,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:37,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 686 states and 1407 transitions. [2018-09-28 10:48:37,928 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1407 transitions. [2018-09-28 10:48:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:37,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:37,948 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:48:40,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:40,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 697 states and 1428 transitions. [2018-09-28 10:48:40,256 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1428 transitions. [2018-09-28 10:48:40,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:40,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:40,265 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:40,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:40,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 697 states and 1424 transitions. [2018-09-28 10:48:40,861 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1424 transitions. [2018-09-28 10:48:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:40,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:40,877 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-28 10:48:41,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:41,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 698 states and 1425 transitions. [2018-09-28 10:48:41,038 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1425 transitions. [2018-09-28 10:48:41,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:41,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:41,050 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:41,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 699 states and 1426 transitions. [2018-09-28 10:48:41,108 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1426 transitions. [2018-09-28 10:48:41,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:41,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:41,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 699 states and 1400 transitions. [2018-09-28 10:48:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1400 transitions. [2018-09-28 10:48:41,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:41,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:41,540 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:41,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:41,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 704 states and 1411 transitions. [2018-09-28 10:48:41,619 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1411 transitions. [2018-09-28 10:48:41,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:48:41,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:41,628 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:47,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 724 states and 1453 transitions. [2018-09-28 10:48:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1453 transitions. [2018-09-28 10:48:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:47,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:47,848 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-28 10:48:48,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:48,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 726 states and 1458 transitions. [2018-09-28 10:48:48,880 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1458 transitions. [2018-09-28 10:48:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:48,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:49,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:49,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 726 states and 1456 transitions. [2018-09-28 10:48:49,477 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1456 transitions. [2018-09-28 10:48:49,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:49,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:49,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:50,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:50,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 731 states and 1467 transitions. [2018-09-28 10:48:50,251 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1467 transitions. [2018-09-28 10:48:50,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:50,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:50,260 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:50,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:50,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 736 states and 1485 transitions. [2018-09-28 10:48:50,942 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1485 transitions. [2018-09-28 10:48:50,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:50,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:50,955 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:48:51,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:51,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 737 states and 1486 transitions. [2018-09-28 10:48:51,501 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1486 transitions. [2018-09-28 10:48:51,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:51,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:51,774 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:52,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 744 states and 1495 transitions. [2018-09-28 10:48:52,135 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1495 transitions. [2018-09-28 10:48:52,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:52,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:52,148 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:53,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:53,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 745 states and 1503 transitions. [2018-09-28 10:48:53,205 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1503 transitions. [2018-09-28 10:48:53,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:53,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:53,213 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:53,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:53,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 747 states and 1508 transitions. [2018-09-28 10:48:53,689 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1508 transitions. [2018-09-28 10:48:53,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:53,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:53,698 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:54,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 748 states and 1511 transitions. [2018-09-28 10:48:54,268 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1511 transitions. [2018-09-28 10:48:54,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:54,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:54,280 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:54,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:54,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 749 states and 1512 transitions. [2018-09-28 10:48:54,302 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1512 transitions. [2018-09-28 10:48:54,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:54,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:54,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 748 states and 1507 transitions. [2018-09-28 10:48:54,325 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1507 transitions. [2018-09-28 10:48:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:48:54,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:56,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:56,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 758 states and 1515 transitions. [2018-09-28 10:48:56,935 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1515 transitions. [2018-09-28 10:48:56,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:48:56,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:56,943 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:48:58,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:48:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 774 states and 1538 transitions. [2018-09-28 10:48:58,719 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1538 transitions. [2018-09-28 10:48:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:48:58,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:48:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:48:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 778 states and 1552 transitions. [2018-09-28 10:49:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1552 transitions. [2018-09-28 10:49:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:01,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:01,382 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:02,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:02,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 793 states and 1568 transitions. [2018-09-28 10:49:02,021 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1568 transitions. [2018-09-28 10:49:02,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:02,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:02,034 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:03,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:03,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 795 states and 1572 transitions. [2018-09-28 10:49:03,406 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1572 transitions. [2018-09-28 10:49:03,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:03,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:49:03,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 797 states and 1575 transitions. [2018-09-28 10:49:03,547 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1575 transitions. [2018-09-28 10:49:03,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:03,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-28 10:49:05,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:05,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 800 states and 1578 transitions. [2018-09-28 10:49:05,373 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1578 transitions. [2018-09-28 10:49:05,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:05,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-28 10:49:05,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:05,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 802 states and 1580 transitions. [2018-09-28 10:49:05,602 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1580 transitions. [2018-09-28 10:49:05,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:05,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 802 states and 1578 transitions. [2018-09-28 10:49:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1578 transitions. [2018-09-28 10:49:06,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:06,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:06,418 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:06,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 802 states and 1573 transitions. [2018-09-28 10:49:06,926 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1573 transitions. [2018-09-28 10:49:06,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:06,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:49:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:09,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 813 states and 1593 transitions. [2018-09-28 10:49:09,412 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1593 transitions. [2018-09-28 10:49:09,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:09,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:09,423 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-28 10:49:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 814 states and 1594 transitions. [2018-09-28 10:49:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1594 transitions. [2018-09-28 10:49:09,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:09,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:09,472 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:10,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:10,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 814 states and 1590 transitions. [2018-09-28 10:49:10,150 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1590 transitions. [2018-09-28 10:49:10,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:10,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:10,160 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:10,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:10,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 815 states and 1591 transitions. [2018-09-28 10:49:10,176 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1591 transitions. [2018-09-28 10:49:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:10,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:10,188 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:49:10,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:10,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 818 states and 1600 transitions. [2018-09-28 10:49:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1600 transitions. [2018-09-28 10:49:10,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:49:10,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:10,445 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:10,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:10,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 818 states and 1599 transitions. [2018-09-28 10:49:10,465 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1599 transitions. [2018-09-28 10:49:10,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:10,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:10,476 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 819 states and 1600 transitions. [2018-09-28 10:49:11,118 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1600 transitions. [2018-09-28 10:49:11,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:11,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:11,125 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:17,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:17,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 835 states and 1618 transitions. [2018-09-28 10:49:17,354 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1618 transitions. [2018-09-28 10:49:17,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:17,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:19,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:19,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 843 states and 1630 transitions. [2018-09-28 10:49:19,598 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1630 transitions. [2018-09-28 10:49:19,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:19,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:19,608 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:20,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:20,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 843 states and 1629 transitions. [2018-09-28 10:49:20,388 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1629 transitions. [2018-09-28 10:49:20,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:20,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:20,400 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:21,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:21,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 842 states and 1619 transitions. [2018-09-28 10:49:21,226 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1619 transitions. [2018-09-28 10:49:21,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:21,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:21,235 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:21,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:21,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 844 states and 1630 transitions. [2018-09-28 10:49:21,978 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1630 transitions. [2018-09-28 10:49:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:21,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:22,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:22,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 845 states and 1635 transitions. [2018-09-28 10:49:22,910 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1635 transitions. [2018-09-28 10:49:22,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:22,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:22,919 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:23,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:23,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 846 states and 1644 transitions. [2018-09-28 10:49:23,568 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1644 transitions. [2018-09-28 10:49:23,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:23,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:23,577 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:24,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 847 states and 1645 transitions. [2018-09-28 10:49:24,165 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1645 transitions. [2018-09-28 10:49:24,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:24,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:24,357 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-28 10:49:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 861 states and 1662 transitions. [2018-09-28 10:49:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1662 transitions. [2018-09-28 10:49:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:25,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:25,527 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:28,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 872 states and 1692 transitions. [2018-09-28 10:49:28,568 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1692 transitions. [2018-09-28 10:49:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:28,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:28,577 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:29,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:29,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 872 states and 1690 transitions. [2018-09-28 10:49:29,404 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1690 transitions. [2018-09-28 10:49:29,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:29,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:29,413 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:49:30,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:30,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 876 states and 1698 transitions. [2018-09-28 10:49:30,078 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1698 transitions. [2018-09-28 10:49:30,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:30,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:30,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:30,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 879 states and 1703 transitions. [2018-09-28 10:49:30,165 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1703 transitions. [2018-09-28 10:49:30,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:30,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:30,175 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:49:30,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:30,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 880 states and 1704 transitions. [2018-09-28 10:49:30,246 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1704 transitions. [2018-09-28 10:49:30,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:30,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:30,315 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 882 states and 1708 transitions. [2018-09-28 10:49:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1708 transitions. [2018-09-28 10:49:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:49:30,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:30,414 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:31,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:31,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 885 states and 1713 transitions. [2018-09-28 10:49:31,480 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1713 transitions. [2018-09-28 10:49:31,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:31,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:31,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:31,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 886 states and 1714 transitions. [2018-09-28 10:49:31,547 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1714 transitions. [2018-09-28 10:49:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:31,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:33,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:33,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 886 states and 1713 transitions. [2018-09-28 10:49:33,350 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1713 transitions. [2018-09-28 10:49:33,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:33,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:33,358 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:36,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:36,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 896 states and 1723 transitions. [2018-09-28 10:49:36,438 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1723 transitions. [2018-09-28 10:49:36,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:36,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:36,459 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-28 10:49:37,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:37,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 899 states and 1726 transitions. [2018-09-28 10:49:37,672 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1726 transitions. [2018-09-28 10:49:37,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:37,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:37,964 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:42,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 914 states and 1745 transitions. [2018-09-28 10:49:42,132 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1745 transitions. [2018-09-28 10:49:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:42,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:44,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:44,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 924 states and 1757 transitions. [2018-09-28 10:49:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1757 transitions. [2018-09-28 10:49:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:44,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:44,440 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:45,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:45,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 924 states and 1755 transitions. [2018-09-28 10:49:45,143 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1755 transitions. [2018-09-28 10:49:45,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:45,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:45,154 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:49:45,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:45,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 926 states and 1758 transitions. [2018-09-28 10:49:45,304 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1758 transitions. [2018-09-28 10:49:45,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:45,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-28 10:49:45,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:45,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 928 states and 1760 transitions. [2018-09-28 10:49:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1760 transitions. [2018-09-28 10:49:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:45,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:45,417 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:49:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:48,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 939 states and 1781 transitions. [2018-09-28 10:49:48,194 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1781 transitions. [2018-09-28 10:49:48,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:48,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:48,205 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:48,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:48,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 939 states and 1777 transitions. [2018-09-28 10:49:48,911 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1777 transitions. [2018-09-28 10:49:48,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:48,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:48,920 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-28 10:49:48,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:48,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 940 states and 1778 transitions. [2018-09-28 10:49:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1778 transitions. [2018-09-28 10:49:48,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:48,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:48,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:48,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:48,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 941 states and 1779 transitions. [2018-09-28 10:49:48,963 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1779 transitions. [2018-09-28 10:49:48,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:48,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:49:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 944 states and 1801 transitions. [2018-09-28 10:49:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1801 transitions. [2018-09-28 10:49:49,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:49:49,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:49,109 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:49,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 945 states and 1801 transitions. [2018-09-28 10:49:49,131 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1801 transitions. [2018-09-28 10:49:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:49:49,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:49,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:49,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 946 states and 1802 transitions. [2018-09-28 10:49:49,903 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1802 transitions. [2018-09-28 10:49:49,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:49:49,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:49,911 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:49,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:49,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 947 states and 1803 transitions. [2018-09-28 10:49:49,933 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1803 transitions. [2018-09-28 10:49:49,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:49:49,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:49,940 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:50,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 950 states and 1808 transitions. [2018-09-28 10:49:50,951 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1808 transitions. [2018-09-28 10:49:50,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:49:50,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:51,025 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:52,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 966 states and 1825 transitions. [2018-09-28 10:49:52,616 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1825 transitions. [2018-09-28 10:49:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:49:52,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:52,628 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-28 10:49:53,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:53,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 967 states and 1826 transitions. [2018-09-28 10:49:53,375 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1826 transitions. [2018-09-28 10:49:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:49:53,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:53,384 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:53,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 968 states and 1828 transitions. [2018-09-28 10:49:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1828 transitions. [2018-09-28 10:49:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:49:53,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:49:59,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:49:59,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 984 states and 1849 transitions. [2018-09-28 10:49:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1849 transitions. [2018-09-28 10:49:59,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:49:59,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:49:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:49:59,361 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 994 states and 1861 transitions. [2018-09-28 10:50:02,309 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1861 transitions. [2018-09-28 10:50:02,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:50:02,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:02,402 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-28 10:50:03,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1007 states and 1875 transitions. [2018-09-28 10:50:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1875 transitions. [2018-09-28 10:50:03,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:50:03,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:03,792 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-28 10:50:03,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:03,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1008 states and 1876 transitions. [2018-09-28 10:50:03,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1876 transitions. [2018-09-28 10:50:03,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:50:03,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:03,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:03,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1011 states and 1882 transitions. [2018-09-28 10:50:03,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1882 transitions. [2018-09-28 10:50:03,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:03,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:03,963 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:03,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:03,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1012 states and 1883 transitions. [2018-09-28 10:50:03,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1883 transitions. [2018-09-28 10:50:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:03,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:03,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1013 states and 1884 transitions. [2018-09-28 10:50:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1884 transitions. [2018-09-28 10:50:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:04,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:04,028 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:04,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:04,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1014 states and 1884 transitions. [2018-09-28 10:50:04,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1884 transitions. [2018-09-28 10:50:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:04,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:04,060 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-28 10:50:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:06,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1017 states and 1894 transitions. [2018-09-28 10:50:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1894 transitions. [2018-09-28 10:50:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:06,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:06,139 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-09-28 10:50:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1024 states and 1901 transitions. [2018-09-28 10:50:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1901 transitions. [2018-09-28 10:50:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:06,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:06,956 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-28 10:50:06,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:06,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1026 states and 1904 transitions. [2018-09-28 10:50:06,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1904 transitions. [2018-09-28 10:50:06,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:06,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-28 10:50:07,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:07,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1028 states and 1906 transitions. [2018-09-28 10:50:07,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1906 transitions. [2018-09-28 10:50:07,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:07,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:07,147 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:08,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:08,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1028 states and 1904 transitions. [2018-09-28 10:50:08,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1904 transitions. [2018-09-28 10:50:08,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:08,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:08,012 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:08,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1029 states and 1905 transitions. [2018-09-28 10:50:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1905 transitions. [2018-09-28 10:50:08,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:50:08,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:08,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:08,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1031 states and 1909 transitions. [2018-09-28 10:50:08,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1909 transitions. [2018-09-28 10:50:08,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:08,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:08,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:08,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:08,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1032 states and 1910 transitions. [2018-09-28 10:50:08,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1910 transitions. [2018-09-28 10:50:08,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:08,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:08,666 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:08,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:08,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1033 states and 1911 transitions. [2018-09-28 10:50:08,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1911 transitions. [2018-09-28 10:50:08,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:08,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:08,702 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:10,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1033 states and 1910 transitions. [2018-09-28 10:50:10,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1910 transitions. [2018-09-28 10:50:10,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:10,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:10,177 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:11,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1053 states and 1941 transitions. [2018-09-28 10:50:11,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1941 transitions. [2018-09-28 10:50:11,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:11,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:11,587 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:12,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1054 states and 1948 transitions. [2018-09-28 10:50:12,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1948 transitions. [2018-09-28 10:50:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:12,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:13,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:13,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1056 states and 1950 transitions. [2018-09-28 10:50:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1950 transitions. [2018-09-28 10:50:13,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:13,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:14,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:14,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1058 states and 1952 transitions. [2018-09-28 10:50:14,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1952 transitions. [2018-09-28 10:50:14,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:14,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:14,681 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:15,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1059 states and 1955 transitions. [2018-09-28 10:50:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1955 transitions. [2018-09-28 10:50:15,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:15,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:15,691 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-09-28 10:50:16,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:16,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1060 states and 1957 transitions. [2018-09-28 10:50:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1957 transitions. [2018-09-28 10:50:16,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:50:16,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:16,291 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:16,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:16,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1061 states and 1958 transitions. [2018-09-28 10:50:16,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1958 transitions. [2018-09-28 10:50:16,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:16,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:16,336 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:16,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:16,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 1062 states and 1959 transitions. [2018-09-28 10:50:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1959 transitions. [2018-09-28 10:50:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:16,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:16,372 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:16,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1063 states and 1960 transitions. [2018-09-28 10:50:16,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1960 transitions. [2018-09-28 10:50:16,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:16,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:16,502 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-09-28 10:50:22,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:22,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1083 states and 1983 transitions. [2018-09-28 10:50:22,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1983 transitions. [2018-09-28 10:50:22,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:22,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:22,156 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:23,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:23,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1099 states and 2000 transitions. [2018-09-28 10:50:23,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2000 transitions. [2018-09-28 10:50:23,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:23,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:23,708 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:25,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:25,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1101 states and 2003 transitions. [2018-09-28 10:50:25,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2003 transitions. [2018-09-28 10:50:25,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:25,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:25,150 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-28 10:50:28,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:28,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1118 states and 2022 transitions. [2018-09-28 10:50:28,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2022 transitions. [2018-09-28 10:50:28,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:28,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:28,768 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-28 10:50:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:33,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1135 states and 2041 transitions. [2018-09-28 10:50:33,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2041 transitions. [2018-09-28 10:50:33,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:33,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:33,535 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-28 10:50:34,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1145 states and 2051 transitions. [2018-09-28 10:50:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2051 transitions. [2018-09-28 10:50:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:34,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:34,929 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-28 10:50:37,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:37,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1155 states and 2061 transitions. [2018-09-28 10:50:37,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2061 transitions. [2018-09-28 10:50:37,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:37,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:37,147 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:44,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1171 states and 2078 transitions. [2018-09-28 10:50:44,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2078 transitions. [2018-09-28 10:50:44,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:50:44,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:44,166 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:44,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:44,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1170 states and 2070 transitions. [2018-09-28 10:50:44,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2070 transitions. [2018-09-28 10:50:44,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:50:44,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1171 states and 2071 transitions. [2018-09-28 10:50:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2071 transitions. [2018-09-28 10:50:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:50:44,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:44,229 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:50:51,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:51,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1183 states and 2108 transitions. [2018-09-28 10:50:51,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2108 transitions. [2018-09-28 10:50:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:50:51,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:51,883 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-09-28 10:50:59,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:50:59,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1204 states and 2132 transitions. [2018-09-28 10:50:59,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2132 transitions. [2018-09-28 10:50:59,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:50:59,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:50:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:50:59,280 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:00,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:00,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1204 states and 2130 transitions. [2018-09-28 10:51:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2130 transitions. [2018-09-28 10:51:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:51:00,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:00,095 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:05,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1222 states and 2173 transitions. [2018-09-28 10:51:05,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2173 transitions. [2018-09-28 10:51:05,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:51:05,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:05,981 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1222 states and 2172 transitions. [2018-09-28 10:51:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2172 transitions. [2018-09-28 10:51:08,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:51:08,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:08,647 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:12,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1237 states and 2205 transitions. [2018-09-28 10:51:12,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2205 transitions. [2018-09-28 10:51:12,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:51:12,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:12,511 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:17,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:17,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1250 states and 2236 transitions. [2018-09-28 10:51:17,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2236 transitions. [2018-09-28 10:51:17,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 10:51:17,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:17,317 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:17,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:17,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1251 states and 2237 transitions. [2018-09-28 10:51:17,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2237 transitions. [2018-09-28 10:51:17,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 10:51:17,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:17,367 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:17,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:17,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1252 states and 2238 transitions. [2018-09-28 10:51:17,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2238 transitions. [2018-09-28 10:51:17,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 10:51:17,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:17,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:17,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1253 states and 2238 transitions. [2018-09-28 10:51:17,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2238 transitions. [2018-09-28 10:51:17,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 10:51:17,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:17,580 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-09-28 10:51:19,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:19,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1256 states and 2242 transitions. [2018-09-28 10:51:19,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2242 transitions. [2018-09-28 10:51:19,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 10:51:19,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:19,665 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. Received shutdown request... [2018-09-28 10:51:20,145 WARN L186 SmtUtils]: Removed 6 from assertion stack [2018-09-28 10:51:20,145 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 10:51:20,147 INFO L168 Benchmark]: Toolchain (without parser) took 243242.34 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: -1.2 GB). Peak memory consumption was 520.3 MB. Max. memory is 7.1 GB. [2018-09-28 10:51:20,148 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:51:20,148 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.03 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:51:20,148 INFO L168 Benchmark]: Boogie Preprocessor took 66.47 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:51:20,148 INFO L168 Benchmark]: RCFGBuilder took 2213.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-09-28 10:51:20,149 INFO L168 Benchmark]: CodeCheck took 240907.11 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 435.7 MB. Max. memory is 7.1 GB. [2018-09-28 10:51:20,151 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.03 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.47 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 2213.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * CodeCheck took 240907.11 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 435.7 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_Safe.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_10-51-20-159.csv Completed graceful shutdown