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_PUPT.epf -i ../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:40:42,888 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:40:42,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:40:42,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:40:42,903 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:40:42,904 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:40:42,905 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:40:42,907 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:40:42,909 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:40:42,910 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:40:42,911 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:40:42,911 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:40:42,912 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:40:42,913 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:40:42,914 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:40:42,915 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:40:42,916 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:40:42,918 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:40:42,920 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:40:42,922 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:40:42,923 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:40:42,924 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:40:42,927 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:40:42,928 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:40:42,928 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:40:42,929 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:40:42,930 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:40:42,931 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:40:42,932 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:40:42,933 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:40:42,933 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:40:42,934 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:40:42,934 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:40:42,935 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:40:42,936 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:40:42,936 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:40:42,937 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 11:40:42,953 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:40:42,953 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:40:42,954 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:40:42,955 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:40:42,955 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:40:42,955 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:40:42,956 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:40:42,956 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:40:42,956 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:40:42,956 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:40:42,957 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:40:42,957 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:40:42,957 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:40:42,957 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:40:42,957 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:40:42,958 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:40:42,958 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:40:42,958 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:40:42,958 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:40:42,958 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 11:40:42,959 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:40:42,959 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:40:42,959 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:40:42,959 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:40:42,959 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:40:42,960 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:40:42,960 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:40:42,960 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:40:42,960 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:40:42,960 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:40:43,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:40:43,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:40:43,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:40:43,035 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:40:43,036 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:40:43,036 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl [2018-09-30 11:40:43,037 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl' [2018-09-30 11:40:43,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:40:43,138 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:40:43,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:40:43,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:40:43,139 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:40:43,161 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 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,176 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 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,181 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:40:43,181 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:40:43,182 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:40:43,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:40:43,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:40:43,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:40:43,185 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:40:43,197 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 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,198 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 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,200 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 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,201 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 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,210 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 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,222 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 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,226 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 30.09 11:40:43" (1/1) ... [2018-09-30 11:40:43,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:40:43,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:40:43,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:40:43,232 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:40:43,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:40:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:40:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-30 11:40:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-30 11:40:43,499 WARN L674 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-30 11:40:43,500 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-30 11:40:45,375 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:40:45,376 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:40:45 BoogieIcfgContainer [2018-09-30 11:40:45,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:40:45,377 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:40:45,377 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:40:45,387 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:40:45,388 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 30.09 11:40:45" (1/1) ... [2018-09-30 11:40:45,402 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 11:40:45,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:45,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-09-30 11:40:45,441 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-09-30 11:40:45,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:40:45,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:45,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:45,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:46,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:46,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2018-09-30 11:40:46,726 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2018-09-30 11:40:46,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:40:46,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:46,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:47,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:47,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-30 11:40:47,101 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-30 11:40:47,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 11:40:47,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:47,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:47,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-30 11:40:47,907 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-30 11:40:47,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:40:47,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:47,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:48,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:48,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2018-09-30 11:40:48,670 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-09-30 11:40:48,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:40:48,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:48,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:49,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:49,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2018-09-30 11:40:49,878 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-09-30 11:40:49,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:40:49,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:49,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:50,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:50,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 241 transitions. [2018-09-30 11:40:50,932 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-09-30 11:40:50,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 11:40:50,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:50,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:52,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-09-30 11:40:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-09-30 11:40:52,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:40:52,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:52,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:40:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:54,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2018-09-30 11:40:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-09-30 11:40:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:40:54,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:54,251 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 278 transitions. [2018-09-30 11:40:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2018-09-30 11:40:55,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:40:55,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:55,105 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:55,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:55,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2018-09-30 11:40:55,661 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2018-09-30 11:40:55,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:40:55,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:55,806 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:57,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:57,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2018-09-30 11:40:57,006 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-09-30 11:40:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:40:57,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:40:57,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:57,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2018-09-30 11:40:57,911 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2018-09-30 11:40:57,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:40:57,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:57,984 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:58,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:58,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2018-09-30 11:40:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2018-09-30 11:40:58,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:40:58,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:58,872 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:40:59,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:40:59,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 174 states and 317 transitions. [2018-09-30 11:40:59,573 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-09-30 11:40:59,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:40:59,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:40:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:40:59,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 207 states and 389 transitions. [2018-09-30 11:41:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 389 transitions. [2018-09-30 11:41:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:03,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 11:41:05,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:05,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 209 states and 392 transitions. [2018-09-30 11:41:05,064 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 392 transitions. [2018-09-30 11:41:05,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:05,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:06,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:06,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 393 transitions. [2018-09-30 11:41:06,288 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-09-30 11:41:06,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:06,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:06,333 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:08,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:08,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 210 states and 392 transitions. [2018-09-30 11:41:08,194 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 392 transitions. [2018-09-30 11:41:08,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:08,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:08,345 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:11,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:11,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 226 states and 418 transitions. [2018-09-30 11:41:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2018-09-30 11:41:11,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:11,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:11,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:12,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2018-09-30 11:41:12,981 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2018-09-30 11:41:12,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:41:12,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:13,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:14,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 228 states and 420 transitions. [2018-09-30 11:41:14,880 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2018-09-30 11:41:14,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:41:14,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:14,998 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:21,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:21,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 253 states and 475 transitions. [2018-09-30 11:41:21,512 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-09-30 11:41:21,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:41:21,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2018-09-30 11:41:25,277 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2018-09-30 11:41:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:41:25,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:25,332 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:29,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:29,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 255 states and 478 transitions. [2018-09-30 11:41:29,203 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 478 transitions. [2018-09-30 11:41:29,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:41:29,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:33,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:33,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 256 states and 479 transitions. [2018-09-30 11:41:33,036 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 479 transitions. [2018-09-30 11:41:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:41:33,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:33,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:37,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:37,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 258 states and 488 transitions. [2018-09-30 11:41:37,571 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-09-30 11:41:37,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:41:37,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:37,852 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 281 states and 547 transitions. [2018-09-30 11:41:48,025 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 547 transitions. [2018-09-30 11:41:48,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:41:48,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:48,233 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:41:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:41:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 288 states and 573 transitions. [2018-09-30 11:41:59,124 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 573 transitions. [2018-09-30 11:41:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:41:59,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:41:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:41:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:08,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 291 states and 582 transitions. [2018-09-30 11:42:08,123 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 582 transitions. [2018-09-30 11:42:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:42:08,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:08,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:08,451 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:23,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:23,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 309 states and 606 transitions. [2018-09-30 11:42:23,784 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 606 transitions. [2018-09-30 11:42:23,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:42:23,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:23,826 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:42:36,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:42:36,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 310 states and 612 transitions. [2018-09-30 11:42:36,501 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 612 transitions. [2018-09-30 11:42:36,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:42:36,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:42:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:42:36,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:03,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:03,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 328 states and 643 transitions. [2018-09-30 11:43:03,178 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 643 transitions. [2018-09-30 11:43:03,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:43:03,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:03,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 329 states and 644 transitions. [2018-09-30 11:43:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 644 transitions. [2018-09-30 11:43:27,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:43:27,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:27,200 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:43:51,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:43:51,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 328 states and 642 transitions. [2018-09-30 11:43:51,726 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 642 transitions. [2018-09-30 11:43:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:43:51,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:43:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:43:52,689 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:44:28,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:44:28,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 346 states and 668 transitions. [2018-09-30 11:44:28,889 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 668 transitions. [2018-09-30 11:44:28,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:44:28,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:44:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:44:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:07,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:07,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 349 states and 680 transitions. [2018-09-30 11:45:07,697 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 680 transitions. [2018-09-30 11:45:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:45:07,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:07,737 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown