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/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 23:06:48,314 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 23:06:48,316 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 23:06:48,330 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 23:06:48,331 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 23:06:48,332 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 23:06:48,334 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 23:06:48,337 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 23:06:48,339 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 23:06:48,340 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 23:06:48,341 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 23:06:48,341 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 23:06:48,344 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 23:06:48,346 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 23:06:48,349 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 23:06:48,350 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 23:06:48,351 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 23:06:48,360 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 23:06:48,363 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 23:06:48,370 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 23:06:48,373 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 23:06:48,374 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 23:06:48,379 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 23:06:48,380 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 23:06:48,380 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 23:06:48,381 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 23:06:48,382 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 23:06:48,382 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 23:06:48,383 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 23:06:48,384 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 23:06:48,384 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 23:06:48,385 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 23:06:48,385 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 23:06:48,385 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 23:06:48,386 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 23:06:48,387 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 23:06:48,387 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 23:06:48,403 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 23:06:48,404 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 23:06:48,405 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 23:06:48,405 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 23:06:48,405 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 23:06:48,406 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 23:06:48,406 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 23:06:48,406 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 23:06:48,406 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 23:06:48,407 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 23:06:48,407 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 23:06:48,407 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 23:06:48,407 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 23:06:48,407 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 23:06:48,407 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 23:06:48,408 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 23:06:48,408 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 23:06:48,408 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 23:06:48,408 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 23:06:48,408 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 23:06:48,409 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 23:06:48,409 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 23:06:48,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 23:06:48,409 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 23:06:48,409 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 23:06:48,410 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 23:06:48,410 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 23:06:48,410 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 23:06:48,410 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 23:06:48,410 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 23:06:48,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 23:06:48,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 23:06:48,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 23:06:48,498 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 23:06:48,499 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 23:06:48,501 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl [2018-09-26 23:06:48,501 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl' [2018-09-26 23:06:48,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 23:06:48,560 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 23:06:48,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 23:06:48,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 23:06:48,561 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 23:06:48,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:48,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:48,612 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 23:06:48,612 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 23:06:48,613 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 23:06:48,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 23:06:48,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 23:06:48,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 23:06:48,616 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 23:06:48,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:48,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:48,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:48,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:48,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:48,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:48,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:48,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 23:06:48,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 23:06:48,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 23:06:48,640 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 23:06:48,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:06:48" (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 23:06:48,722 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 23:06:48,722 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 23:06:48,722 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 23:06:48,974 INFO L343 CfgBuilder]: Using library mode [2018-09-26 23:06:48,976 INFO L202 PluginConnector]: Adding new model MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:06:48 BoogieIcfgContainer [2018-09-26 23:06:48,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 23:06:48,977 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 23:06:48,977 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 23:06:48,991 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 23:06:48,991 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:06:48" (1/1) ... [2018-09-26 23:06:49,015 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 23:06:49,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:49,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 23:06:49,069 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 23:06:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 23:06:49,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:49,292 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 23:06:50,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:50,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-26 23:06:50,001 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-26 23:06:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 23:06:50,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:50,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:50,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-26 23:06:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-26 23:06:50,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 23:06:50,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:50,870 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:52,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:52,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-26 23:06:52,053 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-26 23:06:52,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 23:06:52,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:52,286 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 23:06:52,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:52,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-26 23:06:52,728 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-26 23:06:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 23:06:52,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:54,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-26 23:06:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-26 23:06:54,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 23:06:54,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:54,919 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:55,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:55,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-26 23:06:55,543 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-26 23:06:55,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 23:06:55,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:56,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:56,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-26 23:06:56,090 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-26 23:06:56,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 23:06:56,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:56,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:57,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:57,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-26 23:06:57,538 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-26 23:06:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 23:06:57,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:57,619 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:58,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:58,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-26 23:06:58,155 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-26 23:06:58,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 23:06:58,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:58,273 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:59,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:59,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-26 23:06:59,334 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-26 23:06:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 23:06:59,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:59,438 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:00,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:00,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-26 23:07:00,178 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-26 23:07:00,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 23:07:00,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:00,299 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:00,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:00,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-26 23:07:00,837 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-26 23:07:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 23:07:00,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:01,073 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:01,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:01,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-26 23:07:01,724 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-26 23:07:01,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 23:07:01,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:02,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-26 23:07:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-26 23:07:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 23:07:02,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:02,692 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:03,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:03,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-26 23:07:03,876 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-26 23:07:03,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 23:07:03,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:04,032 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:04,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-26 23:07:04,755 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-26 23:07:04,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 23:07:04,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:05,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:05,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-26 23:07:05,836 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-26 23:07:05,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 23:07:05,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:06,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:06,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-26 23:07:06,795 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-26 23:07:06,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 23:07:06,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:08,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:08,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-26 23:07:08,066 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-26 23:07:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 23:07:08,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:08,225 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:09,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-26 23:07:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-26 23:07:09,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 23:07:09,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:09,460 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:10,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:10,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-26 23:07:10,635 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-26 23:07:10,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 23:07:10,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:11,116 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:12,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-26 23:07:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-26 23:07:12,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 23:07:12,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:12,372 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:13,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:13,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-26 23:07:13,420 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-26 23:07:13,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 23:07:13,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:14,156 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:15,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:15,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-26 23:07:15,314 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-26 23:07:15,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 23:07:15,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:16,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:16,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-26 23:07:16,702 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-26 23:07:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 23:07:16,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:16,891 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:18,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:18,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-26 23:07:18,353 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-26 23:07:18,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 23:07:18,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:18,569 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:19,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-26 23:07:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-26 23:07:19,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 23:07:19,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:20,188 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:21,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:21,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-26 23:07:21,759 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-26 23:07:21,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 23:07:21,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:23,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-26 23:07:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-26 23:07:23,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 23:07:23,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:23,795 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-26 23:07:25,712 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-26 23:07:25,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 23:07:25,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:28,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:28,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-26 23:07:28,299 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-26 23:07:28,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 23:07:28,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:28,596 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:30,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:30,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-26 23:07:30,643 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-26 23:07:30,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 23:07:30,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:31,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:33,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:33,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-26 23:07:33,257 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-26 23:07:33,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 23:07:33,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:33,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:35,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:35,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-26 23:07:35,700 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-26 23:07:35,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 23:07:35,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:35,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:38,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-26 23:07:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-26 23:07:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 23:07:38,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:38,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:40,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:40,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-26 23:07:40,469 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-26 23:07:40,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 23:07:40,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:40,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:42,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-26 23:07:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-26 23:07:42,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-26 23:07:42,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:44,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:46,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:46,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-26 23:07:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-26 23:07:46,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 23:07:46,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:49,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-26 23:07:49,325 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-26 23:07:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-26 23:07:49,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:49,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:52,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:52,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-26 23:07:52,384 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-26 23:07:52,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-26 23:07:52,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:52,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:55,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-26 23:07:55,512 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-26 23:07:55,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 23:07:55,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:55,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:58,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:58,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-26 23:07:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-26 23:07:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-26 23:07:58,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:59,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:01,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-26 23:08:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-26 23:08:01,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 23:08:01,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:02,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:05,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-26 23:08:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-26 23:08:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-26 23:08:05,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:06,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:09,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:09,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-26 23:08:09,353 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-26 23:08:09,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-26 23:08:09,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:09,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-26 23:08:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-26 23:08:12,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-26 23:08:12,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:13,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:16,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-26 23:08:16,611 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-26 23:08:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-26 23:08:16,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:17,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:24,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:24,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-26 23:08:24,185 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-26 23:08:24,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-26 23:08:24,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:28,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:28,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-26 23:08:28,079 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-26 23:08:28,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-26 23:08:28,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:28,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:32,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:32,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-26 23:08:32,274 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-26 23:08:32,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-26 23:08:32,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:33,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:36,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:36,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-26 23:08:36,829 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-26 23:08:36,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-26 23:08:36,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:41,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:41,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-26 23:08:41,376 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-26 23:08:41,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-26 23:08:41,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:41,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:45,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:45,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-26 23:08:45,768 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-26 23:08:45,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-26 23:08:45,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:46,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-26 23:08:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-26 23:08:50,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-26 23:08:50,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:51,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:55,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:55,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-26 23:08:55,336 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-26 23:08:55,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-26 23:08:55,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:55,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:00,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:00,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-26 23:09:00,139 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-26 23:09:00,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-26 23:09:00,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:02,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:06,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:06,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-26 23:09:06,577 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-26 23:09:06,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-26 23:09:06,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:07,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:11,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-26 23:09:11,894 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-26 23:09:11,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-26 23:09:11,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:12,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:17,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:17,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-26 23:09:17,209 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-26 23:09:17,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-26 23:09:17,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:18,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-26 23:09:23,302 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-26 23:09:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-26 23:09:23,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:23,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-26 23:09:28,986 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-26 23:09:28,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-26 23:09:28,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:29,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:34,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-26 23:09:34,866 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-26 23:09:34,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-26 23:09:34,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:35,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:41,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:41,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-26 23:09:41,037 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-26 23:09:41,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-26 23:09:41,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:41,655 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:47,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:47,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-09-26 23:09:47,308 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-09-26 23:09:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-26 23:09:47,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:53,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-09-26 23:09:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-09-26 23:09:53,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-26 23:09:53,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:54,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:00,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:00,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-09-26 23:10:00,357 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-09-26 23:10:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-26 23:10:00,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:07,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:07,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-09-26 23:10:07,036 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-09-26 23:10:07,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-26 23:10:07,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:07,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:14,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:14,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-09-26 23:10:14,184 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-09-26 23:10:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-26 23:10:14,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:14,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:21,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:21,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-09-26 23:10:21,360 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-09-26 23:10:21,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-26 23:10:21,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:22,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:28,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:28,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-09-26 23:10:28,686 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-09-26 23:10:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-26 23:10:28,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:29,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:36,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-09-26 23:10:36,221 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-09-26 23:10:36,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-26 23:10:36,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:36,942 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:43,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:43,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-09-26 23:10:43,936 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-09-26 23:10:43,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-26 23:10:43,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:51,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:51,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-09-26 23:10:51,958 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-09-26 23:10:51,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-26 23:10:51,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:52,750 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:11:00,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:11:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-09-26 23:11:00,206 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-09-26 23:11:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-26 23:11:00,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:11:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:11:01,000 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 23:11:08,591 INFO L202 PluginConnector]: Adding new model MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 11:11:08 ImpRootNode [2018-09-26 23:11:08,591 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 23:11:08,592 INFO L168 Benchmark]: Toolchain (without parser) took 260035.07 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -205.0 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 268.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 7.1 GB. [2018-09-26 23:11:08,594 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.29 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. [2018-09-26 23:11:08,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.71 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. [2018-09-26 23:11:08,595 INFO L168 Benchmark]: Boogie Preprocessor took 22.77 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. [2018-09-26 23:11:08,595 INFO L168 Benchmark]: RCFGBuilder took 337.08 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 23:11:08,596 INFO L168 Benchmark]: CodeCheck took 259614.08 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -205.0 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 247.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. [2018-09-26 23:11:08,600 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 25]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 25) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 259.5s OverallTime, 75 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -4 SDslu, 0 SDs, 0 SdLazy, -20 SolverSat, -8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 80.3s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 32.0s InterpolantComputationTime, 5775 NumberOfCodeBlocks, 5775 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 5700 ConstructedInterpolants, 0 QuantifiedInterpolants, 2869000 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 75 InterpolantComputations, 1 PerfectInterpolantSequences, 0/140600 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.29 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 54.71 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 22.77 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 337.08 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 259614.08 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -205.0 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 247.5 MB). Peak memory consumption was 42.5 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/MonadicInvariant01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_23-11-08-612.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/MonadicInvariant01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_23-11-08-612.csv Completed graceful shutdown