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-d19836b [2018-09-26 22:38:42,172 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:38:42,175 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:38:42,186 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:38:42,187 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:38:42,188 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:38:42,189 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:38:42,191 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:38:42,192 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:38:42,193 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:38:42,194 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:38:42,194 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:38:42,195 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:38:42,196 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:38:42,197 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:38:42,198 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:38:42,199 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:38:42,201 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:38:42,203 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:38:42,205 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:38:42,206 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:38:42,207 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:38:42,209 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:38:42,210 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:38:42,210 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:38:42,211 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:38:42,212 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:38:42,213 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:38:42,214 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:38:42,215 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:38:42,215 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:38:42,216 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:38:42,216 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:38:42,216 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:38:42,217 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:38:42,218 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:38:42,218 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 [2018-09-26 22:38:42,234 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:38:42,235 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:38:42,235 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:38:42,236 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:38:42,236 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:38:42,237 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:38:42,237 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:38:42,237 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:38:42,237 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:38:42,237 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:38:42,238 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:38:42,238 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:38:42,238 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:38:42,238 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:38:42,238 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:38:42,238 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:38:42,239 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:38:42,239 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:38:42,239 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:38:42,239 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 22:38:42,239 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:38:42,240 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:38:42,240 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:38:42,240 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:38:42,240 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:38:42,240 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:38:42,241 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:38:42,241 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:38:42,241 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:38:42,241 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:38:42,286 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:38:42,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:38:42,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:38:42,316 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:38:42,317 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:38:42,318 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl [2018-09-26 22:38:42,319 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl' [2018-09-26 22:38:42,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:38:42,431 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:38:42,432 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:38:42,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:38:42,432 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:38:42,456 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 26.09 10:38:42" (1/1) ... [2018-09-26 22:38:42,473 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 26.09 10:38:42" (1/1) ... [2018-09-26 22:38:42,480 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:38:42,480 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:38:42,480 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:38:42,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:38:42,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:38:42,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:38:42,484 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:38:42,496 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 26.09 10:38:42" (1/1) ... [2018-09-26 22:38:42,496 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 26.09 10:38:42" (1/1) ... [2018-09-26 22:38:42,507 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 26.09 10:38:42" (1/1) ... [2018-09-26 22:38:42,508 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 26.09 10:38:42" (1/1) ... [2018-09-26 22:38:42,530 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 26.09 10:38:42" (1/1) ... [2018-09-26 22:38:42,550 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 26.09 10:38:42" (1/1) ... [2018-09-26 22:38:42,556 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 26.09 10:38:42" (1/1) ... [2018-09-26 22:38:42,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:38:42,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:38:42,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:38:42,573 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:38:42,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:38:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-26 22:38:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-26 22:38:42,897 WARN L674 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-26 22:38:42,898 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-26 22:38:44,753 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:38:44,754 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:38:44 BoogieIcfgContainer [2018-09-26 22:38:44,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:38:44,755 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:38:44,755 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:38:44,767 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:38:44,767 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 26.09 10:38:44" (1/1) ... [2018-09-26 22:38:44,783 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 22:38:44,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:44,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-09-26 22:38:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-09-26 22:38:44,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:38:44,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:45,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:46,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:46,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2018-09-26 22:38:46,476 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2018-09-26 22:38:46,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 22:38:46,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:46,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:46,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-26 22:38:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-26 22:38:46,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:38:46,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:46,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:48,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:48,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-26 22:38:48,231 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-26 22:38:48,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:38:48,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:48,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:50,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:50,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2018-09-26 22:38:50,727 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-09-26 22:38:50,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:38:50,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:52,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:52,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2018-09-26 22:38:52,496 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-09-26 22:38:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:38:52,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:52,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:53,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:53,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 241 transitions. [2018-09-26 22:38:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-09-26 22:38:53,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 22:38:53,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:53,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:55,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-09-26 22:38:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-09-26 22:38:55,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:38:55,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:55,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:38:56,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:56,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2018-09-26 22:38:56,645 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-09-26 22:38:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:38:56,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:57,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:57,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 278 transitions. [2018-09-26 22:38:57,678 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2018-09-26 22:38:57,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:38:57,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:58,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:58,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2018-09-26 22:38:58,444 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2018-09-26 22:38:58,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:38:58,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:00,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:00,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2018-09-26 22:39:00,583 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-09-26 22:39:00,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:39:00,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:39:01,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:01,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2018-09-26 22:39:01,350 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2018-09-26 22:39:01,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:39:01,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:02,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2018-09-26 22:39:02,546 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2018-09-26 22:39:02,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:39:02,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:02,627 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:03,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 174 states and 317 transitions. [2018-09-26 22:39:03,525 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-09-26 22:39:03,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:39:03,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:03,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:12,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 207 states and 389 transitions. [2018-09-26 22:39:12,186 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 389 transitions. [2018-09-26 22:39:12,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:39:12,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:12,245 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:39:13,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:13,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 209 states and 392 transitions. [2018-09-26 22:39:13,809 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 392 transitions. [2018-09-26 22:39:13,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:39:13,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:13,858 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:16,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:16,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 393 transitions. [2018-09-26 22:39:16,696 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-09-26 22:39:16,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:39:16,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:19,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:19,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 210 states and 392 transitions. [2018-09-26 22:39:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 392 transitions. [2018-09-26 22:39:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:39:19,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:20,265 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:26,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:26,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 226 states and 418 transitions. [2018-09-26 22:39:26,301 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2018-09-26 22:39:26,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:39:26,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:26,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:30,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:30,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2018-09-26 22:39:30,066 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2018-09-26 22:39:30,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:39:30,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:33,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 228 states and 420 transitions. [2018-09-26 22:39:33,360 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2018-09-26 22:39:33,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:39:33,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:51,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 253 states and 475 transitions. [2018-09-26 22:39:51,079 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-09-26 22:39:51,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:39:51,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:51,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:39:58,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:39:58,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2018-09-26 22:39:58,169 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2018-09-26 22:39:58,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:39:58,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:39:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:39:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:03,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 255 states and 478 transitions. [2018-09-26 22:40:03,024 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 478 transitions. [2018-09-26 22:40:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:40:03,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 256 states and 479 transitions. [2018-09-26 22:40:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 479 transitions. [2018-09-26 22:40:07,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:40:07,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:09,437 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:18,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:18,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 258 states and 488 transitions. [2018-09-26 22:40:18,476 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-09-26 22:40:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:40:18,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:40:43,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:40:43,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 281 states and 547 transitions. [2018-09-26 22:40:43,555 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 547 transitions. [2018-09-26 22:40:43,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:40:43,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:40:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:40:44,068 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:18,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:18,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 288 states and 573 transitions. [2018-09-26 22:41:18,718 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 573 transitions. [2018-09-26 22:41:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:41:18,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:18,896 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:41:29,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:41:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 291 states and 582 transitions. [2018-09-26 22:41:29,329 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 582 transitions. [2018-09-26 22:41:29,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:41:29,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:41:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:41:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:42:20,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:42:20,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 309 states and 606 transitions. [2018-09-26 22:42:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 606 transitions. [2018-09-26 22:42:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:42:20,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:42:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:42:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:42:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:42:39,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 310 states and 612 transitions. [2018-09-26 22:42:39,958 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 612 transitions. [2018-09-26 22:42:39,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:42:39,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:42:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:42:40,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown