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/HiddenEqualityWithBranches.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 23:04:25,740 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 23:04:25,742 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 23:04:25,760 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 23:04:25,761 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 23:04:25,762 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 23:04:25,763 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 23:04:25,766 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 23:04:25,768 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 23:04:25,774 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 23:04:25,775 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 23:04:25,775 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 23:04:25,776 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 23:04:25,780 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 23:04:25,784 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 23:04:25,784 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 23:04:25,785 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 23:04:25,788 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 23:04:25,794 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 23:04:25,796 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 23:04:25,797 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 23:04:25,799 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 23:04:25,804 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 23:04:25,804 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 23:04:25,805 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 23:04:25,806 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 23:04:25,807 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 23:04:25,808 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 23:04:25,809 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 23:04:25,810 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 23:04:25,811 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 23:04:25,813 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 23:04:25,814 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 23:04:25,814 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 23:04:25,815 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 23:04:25,816 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 23:04:25,816 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-26 23:04:25,843 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 23:04:25,843 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 23:04:25,847 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 23:04:25,847 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 23:04:25,848 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 23:04:25,848 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 23:04:25,848 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 23:04:25,849 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 23:04:25,850 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 23:04:25,850 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 23:04:25,850 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 23:04:25,850 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 23:04:25,850 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 23:04:25,851 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 23:04:25,851 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 23:04:25,851 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 23:04:25,851 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 23:04:25,851 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 23:04:25,852 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 23:04:25,852 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 23:04:25,852 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 23:04:25,852 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 23:04:25,852 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 23:04:25,853 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 23:04:25,853 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 23:04:25,853 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 23:04:25,855 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 23:04:25,855 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 23:04:25,855 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 23:04:25,855 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 23:04:25,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 23:04:25,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 23:04:25,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 23:04:25,949 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 23:04:25,950 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 23:04:25,951 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl [2018-09-26 23:04:25,951 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl' [2018-09-26 23:04:26,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 23:04:26,012 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 23:04:26,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 23:04:26,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 23:04:26,013 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 23:04:26,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... [2018-09-26 23:04:26,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... [2018-09-26 23:04:26,055 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 23:04:26,055 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 23:04:26,055 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 23:04:26,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 23:04:26,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 23:04:26,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 23:04:26,058 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 23:04:26,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... [2018-09-26 23:04:26,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... [2018-09-26 23:04:26,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... [2018-09-26 23:04:26,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... [2018-09-26 23:04:26,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... [2018-09-26 23:04:26,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... [2018-09-26 23:04:26,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... [2018-09-26 23:04:26,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 23:04:26,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 23:04:26,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 23:04:26,082 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 23:04:26,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:04:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 23:04:26,154 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 23:04:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 23:04:26,154 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 23:04:26,436 INFO L343 CfgBuilder]: Using library mode [2018-09-26 23:04:26,437 INFO L202 PluginConnector]: Adding new model HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:04:26 BoogieIcfgContainer [2018-09-26 23:04:26,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 23:04:26,438 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 23:04:26,438 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 23:04:26,450 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 23:04:26,450 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:04:26" (1/1) ... [2018-09-26 23:04:26,466 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 23:04:26,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-26 23:04:26,515 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-26 23:04:26,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-26 23:04:26,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:26,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:27,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:27,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-26 23:04:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-26 23:04:27,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 23:04:27,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:27,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:27,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 6 states and 10 transitions. [2018-09-26 23:04:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 10 transitions. [2018-09-26 23:04:27,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 23:04:27,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:27,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:28,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:28,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 7 states and 13 transitions. [2018-09-26 23:04:28,303 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 13 transitions. [2018-09-26 23:04:28,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 23:04:28,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:28,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:29,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:29,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 8 states and 16 transitions. [2018-09-26 23:04:29,594 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 16 transitions. [2018-09-26 23:04:29,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 23:04:29,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:30,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:30,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-09-26 23:04:30,079 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-09-26 23:04:30,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 23:04:30,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:30,186 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 10 states and 22 transitions. [2018-09-26 23:04:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 22 transitions. [2018-09-26 23:04:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 23:04:32,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:33,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:33,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 11 states and 25 transitions. [2018-09-26 23:04:33,108 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 25 transitions. [2018-09-26 23:04:33,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 23:04:33,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:33,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:33,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 12 states and 28 transitions. [2018-09-26 23:04:33,751 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 28 transitions. [2018-09-26 23:04:33,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 23:04:33,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:33,865 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:35,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:35,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 13 states and 31 transitions. [2018-09-26 23:04:35,225 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 31 transitions. [2018-09-26 23:04:35,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 23:04:35,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:35,358 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:35,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 14 states and 34 transitions. [2018-09-26 23:04:35,792 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 34 transitions. [2018-09-26 23:04:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 23:04:35,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:36,058 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:36,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:36,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 15 states and 37 transitions. [2018-09-26 23:04:36,745 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 37 transitions. [2018-09-26 23:04:36,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 23:04:36,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:36,961 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:37,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 16 states and 40 transitions. [2018-09-26 23:04:37,579 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 40 transitions. [2018-09-26 23:04:37,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 23:04:37,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:37,808 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:38,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:38,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 17 states and 43 transitions. [2018-09-26 23:04:38,644 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 43 transitions. [2018-09-26 23:04:38,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 23:04:38,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:39,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:39,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 18 states and 46 transitions. [2018-09-26 23:04:39,651 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 46 transitions. [2018-09-26 23:04:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 23:04:39,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:39,801 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:40,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:40,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 19 states and 49 transitions. [2018-09-26 23:04:40,526 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 49 transitions. [2018-09-26 23:04:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 23:04:40,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:40,706 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:41,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:41,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 20 states and 52 transitions. [2018-09-26 23:04:41,456 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 52 transitions. [2018-09-26 23:04:41,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 23:04:41,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:41,596 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:42,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 21 states and 55 transitions. [2018-09-26 23:04:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 55 transitions. [2018-09-26 23:04:42,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 23:04:42,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:42,688 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:43,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:43,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 22 states and 58 transitions. [2018-09-26 23:04:43,445 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 58 transitions. [2018-09-26 23:04:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 23:04:43,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:45,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:45,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 23 states and 61 transitions. [2018-09-26 23:04:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 61 transitions. [2018-09-26 23:04:45,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 23:04:45,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:45,683 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 24 states and 64 transitions. [2018-09-26 23:04:46,625 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 64 transitions. [2018-09-26 23:04:46,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 23:04:46,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:46,839 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:47,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:47,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 25 states and 67 transitions. [2018-09-26 23:04:47,901 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 67 transitions. [2018-09-26 23:04:47,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 23:04:47,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:48,080 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:49,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:49,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 26 states and 70 transitions. [2018-09-26 23:04:49,218 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 70 transitions. [2018-09-26 23:04:49,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 23:04:49,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:51,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 27 states and 73 transitions. [2018-09-26 23:04:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 73 transitions. [2018-09-26 23:04:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 23:04:51,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:52,150 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:53,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:53,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 28 states and 76 transitions. [2018-09-26 23:04:53,267 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 76 transitions. [2018-09-26 23:04:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 23:04:53,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:54,178 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:55,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:55,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 29 states and 79 transitions. [2018-09-26 23:04:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 79 transitions. [2018-09-26 23:04:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 23:04:55,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:55,534 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:56,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 30 states and 82 transitions. [2018-09-26 23:04:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 82 transitions. [2018-09-26 23:04:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 23:04:56,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:56,961 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 31 states and 85 transitions. [2018-09-26 23:04:58,228 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 85 transitions. [2018-09-26 23:04:58,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 23:04:58,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:58,453 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:59,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:59,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 32 states and 88 transitions. [2018-09-26 23:04:59,986 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 88 transitions. [2018-09-26 23:04:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 23:04:59,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:00,374 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:01,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 33 states and 91 transitions. [2018-09-26 23:05:01,820 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 91 transitions. [2018-09-26 23:05:01,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 23:05:01,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:03,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:03,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 34 states and 94 transitions. [2018-09-26 23:05:03,805 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 94 transitions. [2018-09-26 23:05:03,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 23:05:03,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:04,404 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:05,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:05,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 35 states and 97 transitions. [2018-09-26 23:05:05,997 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 97 transitions. [2018-09-26 23:05:05,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 23:05:05,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:08,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:08,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 36 states and 100 transitions. [2018-09-26 23:05:08,316 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 100 transitions. [2018-09-26 23:05:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 23:05:08,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:08,697 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:10,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 37 states and 103 transitions. [2018-09-26 23:05:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 103 transitions. [2018-09-26 23:05:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 23:05:10,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:10,909 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:12,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:12,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 38 states and 106 transitions. [2018-09-26 23:05:12,687 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 106 transitions. [2018-09-26 23:05:12,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 23:05:12,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:13,617 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:15,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:15,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 39 states and 109 transitions. [2018-09-26 23:05:15,492 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 109 transitions. [2018-09-26 23:05:15,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 23:05:15,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:15,847 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:17,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:17,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 40 states and 112 transitions. [2018-09-26 23:05:17,828 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 112 transitions. [2018-09-26 23:05:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 23:05:17,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:18,159 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:20,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:20,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 41 states and 115 transitions. [2018-09-26 23:05:20,267 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 115 transitions. [2018-09-26 23:05:20,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 23:05:20,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:20,681 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:22,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:22,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 42 states and 118 transitions. [2018-09-26 23:05:22,855 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 118 transitions. [2018-09-26 23:05:22,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 23:05:22,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:23,188 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 43 states and 121 transitions. [2018-09-26 23:05:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 121 transitions. [2018-09-26 23:05:25,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 23:05:25,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:25,799 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 44 states and 124 transitions. [2018-09-26 23:05:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 124 transitions. [2018-09-26 23:05:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 23:05:28,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:31,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 45 states and 127 transitions. [2018-09-26 23:05:31,596 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 127 transitions. [2018-09-26 23:05:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 23:05:31,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:32,773 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:35,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:35,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 46 states and 130 transitions. [2018-09-26 23:05:35,231 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 130 transitions. [2018-09-26 23:05:35,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 23:05:35,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:38,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 47 states and 133 transitions. [2018-09-26 23:05:38,087 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 133 transitions. [2018-09-26 23:05:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 23:05:38,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:42,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:42,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 48 states and 136 transitions. [2018-09-26 23:05:42,104 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 136 transitions. [2018-09-26 23:05:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 23:05:42,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:42,493 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:45,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 49 states and 139 transitions. [2018-09-26 23:05:45,437 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 139 transitions. [2018-09-26 23:05:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 23:05:45,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:45,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:48,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 50 states and 142 transitions. [2018-09-26 23:05:48,844 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 142 transitions. [2018-09-26 23:05:48,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 23:05:48,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:49,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:52,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:52,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 51 states and 145 transitions. [2018-09-26 23:05:52,404 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 145 transitions. [2018-09-26 23:05:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 23:05:52,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:56,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:56,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 52 states and 148 transitions. [2018-09-26 23:05:56,136 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 148 transitions. [2018-09-26 23:05:56,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 23:05:56,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:56,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:59,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:59,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 53 states and 151 transitions. [2018-09-26 23:05:59,947 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 151 transitions. [2018-09-26 23:05:59,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 23:05:59,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:00,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:03,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 54 states and 154 transitions. [2018-09-26 23:06:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 154 transitions. [2018-09-26 23:06:03,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 23:06:03,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:04,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:07,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:07,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 55 states and 157 transitions. [2018-09-26 23:06:07,743 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 157 transitions. [2018-09-26 23:06:07,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 23:06:07,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:11,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 56 states and 160 transitions. [2018-09-26 23:06:11,821 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 160 transitions. [2018-09-26 23:06:11,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 23:06:11,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:12,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:16,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:16,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 57 states and 163 transitions. [2018-09-26 23:06:16,162 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 163 transitions. [2018-09-26 23:06:16,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 23:06:16,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:16,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:20,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:20,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 58 states and 166 transitions. [2018-09-26 23:06:20,377 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 166 transitions. [2018-09-26 23:06:20,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 23:06:20,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:20,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:20,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:24,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 59 states and 169 transitions. [2018-09-26 23:06:24,761 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 169 transitions. [2018-09-26 23:06:24,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 23:06:24,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:25,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:29,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:29,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 60 states and 172 transitions. [2018-09-26 23:06:29,250 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 172 transitions. [2018-09-26 23:06:29,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 23:06:29,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:29,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:42,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:42,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 61 states and 175 transitions. [2018-09-26 23:06:42,069 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 175 transitions. [2018-09-26 23:06:42,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 23:06:42,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:46,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:46,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 62 states and 178 transitions. [2018-09-26 23:06:46,997 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 178 transitions. [2018-09-26 23:06:46,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 23:06:46,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:52,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:52,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 63 states and 181 transitions. [2018-09-26 23:06:52,084 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 181 transitions. [2018-09-26 23:06:52,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 23:06:52,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:52,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 64 states and 184 transitions. [2018-09-26 23:06:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 184 transitions. [2018-09-26 23:06:57,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 23:06:57,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:57,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 65 states and 187 transitions. [2018-09-26 23:07:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 187 transitions. [2018-09-26 23:07:02,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 23:07:02,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:03,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:08,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:08,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 66 states and 190 transitions. [2018-09-26 23:07:08,384 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 190 transitions. [2018-09-26 23:07:08,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 23:07:08,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:14,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:14,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 67 states and 193 transitions. [2018-09-26 23:07:14,077 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 193 transitions. [2018-09-26 23:07:14,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 23:07:14,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:15,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:20,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 68 states and 196 transitions. [2018-09-26 23:07:20,422 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 196 transitions. [2018-09-26 23:07:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 23:07:20,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:20,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:21,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:26,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:26,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 69 states and 199 transitions. [2018-09-26 23:07:26,951 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 199 transitions. [2018-09-26 23:07:26,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 23:07:26,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:27,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:33,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 70 states and 202 transitions. [2018-09-26 23:07:33,524 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 202 transitions. [2018-09-26 23:07:33,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 23:07:33,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:34,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:40,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:40,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 71 states and 205 transitions. [2018-09-26 23:07:40,039 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 205 transitions. [2018-09-26 23:07:40,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 23:07:40,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:41,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 72 states and 208 transitions. [2018-09-26 23:07:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 208 transitions. [2018-09-26 23:07:47,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 23:07:47,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 73 states and 211 transitions. [2018-09-26 23:07:54,071 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 211 transitions. [2018-09-26 23:07:54,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 23:07:54,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:54,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:01,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:01,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 74 states and 214 transitions. [2018-09-26 23:08:01,510 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 214 transitions. [2018-09-26 23:08:01,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 23:08:01,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:02,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:08,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:08,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 75 states and 217 transitions. [2018-09-26 23:08:08,805 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 217 transitions. [2018-09-26 23:08:08,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 23:08:08,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:09,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:16,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:16,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 76 states and 220 transitions. [2018-09-26 23:08:16,318 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 220 transitions. [2018-09-26 23:08:16,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 23:08:16,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:17,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:24,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:24,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 77 states and 223 transitions. [2018-09-26 23:08:24,024 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 223 transitions. [2018-09-26 23:08:24,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 23:08:24,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:24,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:24,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:31,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:31,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 78 states and 226 transitions. [2018-09-26 23:08:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 226 transitions. [2018-09-26 23:08:31,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 23:08:31,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 23:08:40,314 INFO L202 PluginConnector]: Adding new model HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 11:08:40 ImpRootNode [2018-09-26 23:08:40,314 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 23:08:40,315 INFO L168 Benchmark]: Toolchain (without parser) took 254305.85 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -27.3 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 110.7 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. [2018-09-26 23:08:40,317 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:08:40,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.93 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:08:40,318 INFO L168 Benchmark]: Boogie Preprocessor took 23.39 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:08:40,322 INFO L168 Benchmark]: RCFGBuilder took 354.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 23:08:40,323 INFO L168 Benchmark]: CodeCheck took 253876.82 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -27.3 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 89.6 MB). Peak memory consumption was 62.3 MB. Max. memory is 7.1 GB. [2018-09-26 23:08:40,331 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 30]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 30) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNKNOWN Result, 253.8s OverallTime, 75 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -164 SolverSat, -156 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 265.8s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 32.5s InterpolantComputationTime, 2925 NumberOfCodeBlocks, 2925 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 2850 ConstructedInterpolants, 0 QuantifiedInterpolants, 1256856 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 75 InterpolantComputations, 1 PerfectInterpolantSequences, 0/70300 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.93 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 23.39 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 354.98 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 253876.82 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -27.3 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 89.6 MB). Peak memory consumption was 62.3 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/HiddenEqualityWithBranches.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_23-08-40-351.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/HiddenEqualityWithBranches.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_23-08-40-351.csv Completed graceful shutdown