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/HiddenEquality-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:46:19,007 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:46:19,009 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:46:19,028 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:46:19,028 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:46:19,030 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:46:19,031 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:46:19,033 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:46:19,035 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:46:19,036 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:46:19,037 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:46:19,037 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:46:19,038 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:46:19,039 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:46:19,040 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:46:19,041 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:46:19,042 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:46:19,044 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:46:19,046 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:46:19,047 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:46:19,048 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:46:19,050 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:46:19,052 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:46:19,053 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:46:19,053 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:46:19,054 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:46:19,055 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:46:19,056 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:46:19,056 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:46:19,057 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:46:19,058 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:46:19,058 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:46:19,059 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:46:19,059 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:46:19,060 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:46:19,060 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:46:19,061 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 [2018-09-28 11:46:19,076 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:46:19,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:46:19,077 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:46:19,078 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:46:19,078 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:46:19,078 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:46:19,079 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:46:19,079 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:46:19,079 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:46:19,079 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:46:19,079 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:46:19,080 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:46:19,080 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:46:19,080 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:46:19,080 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:46:19,080 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:46:19,081 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:46:19,081 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:46:19,081 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:46:19,081 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 11:46:19,082 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:46:19,082 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:46:19,082 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:46:19,082 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:46:19,082 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:46:19,083 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:46:19,083 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:46:19,083 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:46:19,083 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:46:19,084 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:46:19,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:46:19,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:46:19,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:46:19,149 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:46:19,150 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:46:19,151 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEquality-Safe.bpl [2018-09-28 11:46:19,151 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEquality-Safe.bpl' [2018-09-28 11:46:19,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:46:19,212 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:46:19,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:46:19,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:46:19,213 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:46:19,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,260 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:46:19,260 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:46:19,261 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:46:19,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:46:19,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:46:19,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:46:19,264 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:46:19,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:46:19,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:46:19,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:46:19,293 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:46:19,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:46:19,381 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-28 11:46:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-28 11:46:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-28 11:46:19,532 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:46:19,532 INFO L202 PluginConnector]: Adding new model HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:46:19 BoogieIcfgContainer [2018-09-28 11:46:19,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:46:19,533 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:46:19,533 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:46:19,546 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:46:19,546 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "HiddenEquality-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:46:19" (1/1) ... [2018-09-28 11:46:19,566 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 11:46:19,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-28 11:46:19,609 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-28 11:46:19,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-28 11:46:19,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:19,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:20,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:20,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-28 11:46:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-28 11:46:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:46:20,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:20,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 6 states and 9 transitions. [2018-09-28 11:46:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 9 transitions. [2018-09-28 11:46:20,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:46:20,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:20,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:20,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-09-28 11:46:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-09-28 11:46:20,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:46:20,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:21,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-09-28 11:46:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-09-28 11:46:21,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:46:21,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:22,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:22,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-09-28 11:46:22,054 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-09-28 11:46:22,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:46:22,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:22,112 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:22,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:22,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-28 11:46:22,341 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-28 11:46:22,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:46:22,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:22,416 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:22,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:22,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-28 11:46:22,689 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-28 11:46:22,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:46:22,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:22,763 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:23,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:23,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-09-28 11:46:23,069 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-09-28 11:46:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:46:23,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:23,136 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:23,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:23,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-09-28 11:46:23,316 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-09-28 11:46:23,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:46:23,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:23,390 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-28 11:46:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-28 11:46:23,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:46:23,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:23,796 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:24,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:24,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-09-28 11:46:24,538 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-09-28 11:46:24,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:46:24,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:24,710 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:25,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:25,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-09-28 11:46:25,035 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-09-28 11:46:25,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:46:25,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:25,115 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:26,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-09-28 11:46:26,210 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-09-28 11:46:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 11:46:26,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:26,297 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:26,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:26,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-09-28 11:46:26,804 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-09-28 11:46:26,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 11:46:26,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:27,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:27,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-09-28 11:46:27,405 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-09-28 11:46:27,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 11:46:27,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:27,505 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:27,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-09-28 11:46:27,814 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-09-28 11:46:27,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:46:27,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:28,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:28,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-09-28 11:46:28,501 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-09-28 11:46:28,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:46:28,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:28,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:28,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-09-28 11:46:28,956 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-09-28 11:46:28,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:46:28,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:29,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:29,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-09-28 11:46:29,306 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-09-28 11:46:29,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 11:46:29,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:29,409 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:29,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-09-28 11:46:29,683 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-09-28 11:46:29,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:46:29,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:30,033 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:30,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-09-28 11:46:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-09-28 11:46:30,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 11:46:30,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:30,400 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:30,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-09-28 11:46:30,930 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-09-28 11:46:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:46:30,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:31,146 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:31,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:31,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-09-28 11:46:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-09-28 11:46:31,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 11:46:31,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:32,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:32,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-09-28 11:46:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-09-28 11:46:32,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:46:32,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:33,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:33,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-09-28 11:46:33,758 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-09-28 11:46:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 11:46:33,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:33,871 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:34,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:34,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-09-28 11:46:34,477 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-09-28 11:46:34,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:46:34,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:35,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:35,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-09-28 11:46:35,008 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-09-28 11:46:35,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 11:46:35,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:35,425 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:36,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-09-28 11:46:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-09-28 11:46:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:46:36,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:37,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:37,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-09-28 11:46:37,136 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-09-28 11:46:37,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 11:46:37,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:37,308 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:38,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:38,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-09-28 11:46:38,097 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-09-28 11:46:38,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:46:38,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:38,935 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:39,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-09-28 11:46:39,386 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-09-28 11:46:39,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 11:46:39,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:39,514 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:39,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:39,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-09-28 11:46:39,950 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-09-28 11:46:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:46:39,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:40,132 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:41,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-09-28 11:46:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-09-28 11:46:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 11:46:41,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:41,483 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:42,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:42,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-09-28 11:46:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-09-28 11:46:42,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:46:42,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:42,235 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:42,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:42,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-09-28 11:46:42,807 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-09-28 11:46:42,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 11:46:42,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:42,964 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:43,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:43,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-09-28 11:46:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-09-28 11:46:43,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:46:43,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:43,595 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:44,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-09-28 11:46:44,140 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-09-28 11:46:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 11:46:44,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-09-28 11:46:44,852 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-09-28 11:46:44,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:46:44,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:45,011 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:45,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-09-28 11:46:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-09-28 11:46:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 11:46:45,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:45,822 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:46,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:46,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-09-28 11:46:46,501 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-09-28 11:46:46,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:46:46,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:46,862 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:47,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:47,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-09-28 11:46:47,621 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-09-28 11:46:47,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 11:46:47,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:47,796 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:48,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-09-28 11:46:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-09-28 11:46:48,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:46:48,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:49,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-09-28 11:46:49,581 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-09-28 11:46:49,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 11:46:49,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:49,784 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:50,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:50,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-09-28 11:46:50,601 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-09-28 11:46:50,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:46:50,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:51,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-09-28 11:46:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-09-28 11:46:51,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 11:46:51,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:51,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:52,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:52,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-09-28 11:46:52,698 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-09-28 11:46:52,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:46:52,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:52,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:53,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-09-28 11:46:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-09-28 11:46:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 11:46:53,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:53,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:55,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:55,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-28 11:46:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-28 11:46:55,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 11:46:55,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:56,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:56,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-09-28 11:46:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-09-28 11:46:56,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 11:46:56,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:58,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:58,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-09-28 11:46:58,339 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-09-28 11:46:58,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 11:46:58,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:58,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:59,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-09-28 11:46:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-09-28 11:46:59,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 11:46:59,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:59,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:00,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-09-28 11:47:00,625 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-09-28 11:47:00,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 11:47:00,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:01,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:01,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-09-28 11:47:01,826 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-09-28 11:47:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 11:47:01,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:02,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:03,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-09-28 11:47:03,047 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-09-28 11:47:03,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 11:47:03,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:04,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-09-28 11:47:04,270 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-09-28 11:47:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 11:47:04,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:04,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:05,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:05,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-09-28 11:47:05,552 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-09-28 11:47:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 11:47:05,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:05,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:06,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:06,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-09-28 11:47:06,894 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-09-28 11:47:06,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 11:47:06,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:07,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:08,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:08,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-09-28 11:47:08,428 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-09-28 11:47:08,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 11:47:08,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:08,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:09,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:09,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-09-28 11:47:09,844 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-09-28 11:47:09,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 11:47:09,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:10,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:11,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-09-28 11:47:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-09-28 11:47:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 11:47:11,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:13,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:14,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:14,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-09-28 11:47:14,343 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-09-28 11:47:14,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 11:47:14,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:15,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:16,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:16,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-09-28 11:47:16,332 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-09-28 11:47:16,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 11:47:16,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:16,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:18,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:18,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-09-28 11:47:18,093 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-09-28 11:47:18,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-28 11:47:18,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:18,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:24,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:24,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-09-28 11:47:24,136 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-09-28 11:47:24,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-28 11:47:24,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:24,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:25,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:25,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-09-28 11:47:25,805 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-09-28 11:47:25,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-28 11:47:25,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:27,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-09-28 11:47:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-09-28 11:47:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-28 11:47:27,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:27,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-09-28 11:47:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-09-28 11:47:29,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-28 11:47:29,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:31,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:31,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-09-28 11:47:31,569 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-09-28 11:47:31,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-28 11:47:31,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:31,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-09-28 11:47:33,542 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-09-28 11:47:33,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-28 11:47:33,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:33,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:35,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:35,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-09-28 11:47:35,471 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-09-28 11:47:35,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-28 11:47:35,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:35,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:37,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-09-28 11:47:37,496 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-09-28 11:47:37,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-28 11:47:37,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:37,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:39,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:39,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-09-28 11:47:39,672 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-09-28 11:47:39,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-28 11:47:39,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:39,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:41,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:41,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-09-28 11:47:41,723 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-09-28 11:47:41,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-28 11:47:41,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:42,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:44,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:44,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-09-28 11:47:44,273 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-09-28 11:47:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-28 11:47:44,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:44,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:46,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-09-28 11:47:46,465 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-09-28 11:47:46,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 11:47:46,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:46,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:48,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:48,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-09-28 11:47:48,764 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-09-28 11:47:48,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-28 11:47:48,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:48,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-09-28 11:47:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-09-28 11:47:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-28 11:47:51,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:51,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:53,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:53,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-09-28 11:47:53,452 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-09-28 11:47:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-28 11:47:53,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:53,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:55,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:55,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-09-28 11:47:55,951 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-09-28 11:47:55,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-28 11:47:55,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:56,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:58,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-09-28 11:47:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-09-28 11:47:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-28 11:47:58,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-09-28 11:48:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-09-28 11:48:01,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-28 11:48:01,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:01,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:04,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:04,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-09-28 11:48:04,207 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-09-28 11:48:04,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-28 11:48:04,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-09-28 11:48:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-09-28 11:48:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-28 11:48:07,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:07,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:10,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:10,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-09-28 11:48:10,036 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-09-28 11:48:10,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-28 11:48:10,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:10,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:13,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:13,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-09-28 11:48:13,165 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-09-28 11:48:13,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-28 11:48:13,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:13,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:16,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-09-28 11:48:16,380 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-09-28 11:48:16,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-28 11:48:16,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:16,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:19,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:19,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-09-28 11:48:19,434 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-09-28 11:48:19,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-28 11:48:19,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:19,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:22,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:22,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-09-28 11:48:22,570 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-09-28 11:48:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-28 11:48:22,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:25,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:25,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-09-28 11:48:25,925 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-09-28 11:48:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-28 11:48:25,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:26,165 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:29,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-09-28 11:48:29,210 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-09-28 11:48:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-28 11:48:29,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:29,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:32,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:32,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-09-28 11:48:32,585 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-09-28 11:48:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-28 11:48:32,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:33,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-09-28 11:48:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-09-28 11:48:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-28 11:48:36,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:36,815 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:40,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-09-28 11:48:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-09-28 11:48:40,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-28 11:48:40,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:40,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-09-28 11:48:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-09-28 11:48:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-28 11:48:44,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:44,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:48,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:48,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-09-28 11:48:48,049 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-09-28 11:48:48,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-28 11:48:48,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:48,319 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:52,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-09-28 11:48:52,013 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-09-28 11:48:52,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-28 11:48:52,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:52,296 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:56,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-09-28 11:48:56,047 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-09-28 11:48:56,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-28 11:48:56,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:56,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-09-28 11:49:00,067 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-09-28 11:49:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-28 11:49:00,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:00,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:04,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:04,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2018-09-28 11:49:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2018-09-28 11:49:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-28 11:49:04,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 104 states and 205 transitions. [2018-09-28 11:49:08,601 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 205 transitions. [2018-09-28 11:49:08,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-28 11:49:08,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-28 11:50:39,051 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-28 11:50:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:39,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:50:39,175 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-28 11:50:39,175 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 11:50:39,177 INFO L168 Benchmark]: Toolchain (without parser) took 259968.29 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -463.5 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 423.1 MB). Peak memory consumption was 102.9 MB. Max. memory is 7.1 GB. [2018-09-28 11:50:39,179 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:50:39,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:50:39,179 INFO L168 Benchmark]: Boogie Preprocessor took 27.57 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:50:39,180 INFO L168 Benchmark]: RCFGBuilder took 240.32 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. [2018-09-28 11:50:39,180 INFO L168 Benchmark]: CodeCheck took 259643.22 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -463.5 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 401.9 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. [2018-09-28 11:50:39,184 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 3 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 50.81 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 27.57 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 240.32 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 259643.22 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -463.5 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 401.9 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/HiddenEquality-Safe.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-50-39-196.csv Completed graceful shutdown