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.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:16:00,693 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:16:00,695 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:16:00,707 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:16:00,708 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:16:00,709 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:16:00,710 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:16:00,712 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:16:00,714 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:16:00,714 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:16:00,715 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:16:00,716 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:16:00,717 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:16:00,718 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:16:00,719 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:16:00,720 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:16:00,721 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:16:00,723 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:16:00,725 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:16:00,727 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:16:00,728 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:16:00,729 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:16:00,732 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:16:00,732 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:16:00,732 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:16:00,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:16:00,735 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:16:00,735 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:16:00,736 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:16:00,738 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:16:00,738 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:16:00,739 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:16:00,739 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:16:00,739 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:16:00,740 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:16:00,741 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:16:00,742 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-04 13:16:00,758 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:16:00,758 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:16:00,759 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:16:00,759 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:16:00,760 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:16:00,760 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:16:00,760 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:16:00,761 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:16:00,761 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:16:00,761 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:16:00,761 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:16:00,761 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:16:00,762 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:16:00,762 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:16:00,762 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:16:00,762 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:16:00,762 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:16:00,763 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:16:00,763 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:16:00,763 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:16:00,763 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:16:00,763 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:16:00,764 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:16:00,764 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:16:00,764 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:16:00,764 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:16:00,764 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:16:00,764 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:16:00,765 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:16:00,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:16:00,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:16:00,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:16:00,839 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:16:00,839 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:16:00,840 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl [2018-10-04 13:16:00,840 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl' [2018-10-04 13:16:00,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:16:00,905 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:16:00,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:16:00,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:16:00,906 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:16:00,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (1/1) ... [2018-10-04 13:16:00,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (1/1) ... [2018-10-04 13:16:00,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:16:00,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:16:00,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:16:00,955 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:16:00,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (1/1) ... [2018-10-04 13:16:00,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (1/1) ... [2018-10-04 13:16:00,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (1/1) ... [2018-10-04 13:16:00,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (1/1) ... [2018-10-04 13:16:00,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (1/1) ... [2018-10-04 13:16:00,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (1/1) ... [2018-10-04 13:16:00,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (1/1) ... [2018-10-04 13:16:00,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:16:00,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:16:00,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:16:00,998 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:16:00,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:00" (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 [2018-10-04 13:16:01,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:16:01,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:16:01,542 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:16:01,542 INFO L202 PluginConnector]: Adding new model eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:16:01 BoogieIcfgContainer [2018-10-04 13:16:01,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:16:01,543 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:16:01,543 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:16:01,553 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:16:01,553 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:16:01" (1/1) ... [2018-10-04 13:16:01,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:16:01,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-10-04 13:16:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-10-04 13:16:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:16:01,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:01,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:02,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:02,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-10-04 13:16:02,111 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-10-04 13:16:02,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:16:02,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:02,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:02,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:02,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-04 13:16:02,613 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-04 13:16:02,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:16:02,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:02,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:03,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-04 13:16:03,028 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-04 13:16:03,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:16:03,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:03,158 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:03,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:03,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-04 13:16:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-04 13:16:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:16:03,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:03,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:04,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-10-04 13:16:04,189 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-10-04 13:16:04,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:16:04,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:04,291 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:05,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:05,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-10-04 13:16:05,058 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-10-04 13:16:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:16:05,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:05,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:05,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-10-04 13:16:05,544 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-10-04 13:16:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:16:05,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:05,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:05,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2018-10-04 13:16:05,891 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2018-10-04 13:16:05,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:16:05,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:06,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:06,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2018-10-04 13:16:06,234 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2018-10-04 13:16:06,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:16:06,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:06,379 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:06,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:06,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2018-10-04 13:16:06,534 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2018-10-04 13:16:06,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:16:06,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:06,655 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:06,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:06,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2018-10-04 13:16:06,810 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2018-10-04 13:16:06,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:16:06,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:06,918 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:07,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2018-10-04 13:16:07,094 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2018-10-04 13:16:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:16:07,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:07,327 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:07,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:07,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2018-10-04 13:16:07,508 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2018-10-04 13:16:07,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:16:07,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:07,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-10-04 13:16:07,804 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-10-04 13:16:07,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:16:07,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:08,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:08,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2018-10-04 13:16:08,458 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2018-10-04 13:16:08,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:16:08,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:08,561 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:08,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2018-10-04 13:16:08,727 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2018-10-04 13:16:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:16:08,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:08,905 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:09,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:09,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2018-10-04 13:16:09,089 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2018-10-04 13:16:09,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:16:09,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:09,321 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:09,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:09,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2018-10-04 13:16:09,591 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2018-10-04 13:16:09,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:16:09,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:09,919 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 2 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:10,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:10,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2018-10-04 13:16:10,288 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2018-10-04 13:16:10,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:16:10,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:11,162 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:11,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2018-10-04 13:16:11,348 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2018-10-04 13:16:11,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:16:11,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:11,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:11,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2018-10-04 13:16:11,727 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2018-10-04 13:16:11,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:16:11,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:11,938 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:12,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:12,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 57 states and 86 transitions. [2018-10-04 13:16:12,349 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2018-10-04 13:16:12,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:16:12,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:12,583 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:13,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 89 transitions. [2018-10-04 13:16:13,240 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2018-10-04 13:16:13,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:16:13,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:13,377 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:13,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:13,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 61 states and 92 transitions. [2018-10-04 13:16:13,774 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2018-10-04 13:16:13,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:16:13,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 2 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:14,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:14,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 95 transitions. [2018-10-04 13:16:14,113 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2018-10-04 13:16:14,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:16:14,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:14,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:14,239 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:14,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:14,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2018-10-04 13:16:14,427 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2018-10-04 13:16:14,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:16:14,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:14,848 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 2 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:15,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:15,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 67 states and 101 transitions. [2018-10-04 13:16:15,038 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2018-10-04 13:16:15,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:16:15,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:15,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:15,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 69 states and 104 transitions. [2018-10-04 13:16:15,640 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2018-10-04 13:16:15,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:16:15,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:16,745 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 2 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:16,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:16,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 71 states and 107 transitions. [2018-10-04 13:16:16,910 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2018-10-04 13:16:16,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:16:16,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:17,178 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 110 transitions. [2018-10-04 13:16:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2018-10-04 13:16:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:16:17,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:17,768 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:17,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:17,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 113 transitions. [2018-10-04 13:16:17,992 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2018-10-04 13:16:17,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:16:17,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:18,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:18,174 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:18,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:18,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2018-10-04 13:16:18,425 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2018-10-04 13:16:18,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:16:18,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 2 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:18,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 119 transitions. [2018-10-04 13:16:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2018-10-04 13:16:18,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:16:18,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:18,921 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:19,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:19,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 81 states and 122 transitions. [2018-10-04 13:16:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2018-10-04 13:16:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:16:19,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:19,966 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 2 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:20,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 83 states and 125 transitions. [2018-10-04 13:16:20,211 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2018-10-04 13:16:20,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:16:20,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 85 states and 128 transitions. [2018-10-04 13:16:20,620 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2018-10-04 13:16:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:16:20,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:20,830 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 2 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:21,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2018-10-04 13:16:21,146 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2018-10-04 13:16:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:16:21,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:21,255 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:21,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:21,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-10-04 13:16:21,494 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-10-04 13:16:21,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:16:21,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:22,382 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 2 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:22,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-10-04 13:16:22,890 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-10-04 13:16:22,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:16:22,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:23,204 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-10-04 13:16:23,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:23,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-10-04 13:16:23,522 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-10-04 13:16:23,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:16:23,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:23,704 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2018-10-04 13:16:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 3 states and 2 transitions. [2018-10-04 13:16:24,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 2 transitions. [2018-10-04 13:16:24,141 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-04 13:16:24,142 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 42 iterations. [2018-10-04 13:16:24,152 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-04 13:16:24,187 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-10-04 13:16:24,194 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-10-04 13:16:24,195 INFO L202 PluginConnector]: Adding new model eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 01:16:24 ImpRootNode [2018-10-04 13:16:24,195 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:16:24,196 INFO L168 Benchmark]: Toolchain (without parser) took 23292.62 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 124.3 MB). Free memory was 1.5 GB in the beginning and 944.9 MB in the end (delta: 509.8 MB). Peak memory consumption was 634.0 MB. Max. memory is 7.1 GB. [2018-10-04 13:16:24,198 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2018-10-04 13:16:24,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.91 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. [2018-10-04 13:16:24,199 INFO L168 Benchmark]: Boogie Preprocessor took 42.70 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. [2018-10-04 13:16:24,200 INFO L168 Benchmark]: RCFGBuilder took 545.10 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. [2018-10-04 13:16:24,200 INFO L168 Benchmark]: CodeCheck took 22651.77 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 124.3 MB). Free memory was 1.4 GB in the beginning and 944.9 MB in the end (delta: 488.6 MB). Peak memory consumption was 612.9 MB. Max. memory is 7.1 GB. [2018-10-04 13:16:24,205 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 13 locations, 1 error locations. SAFE Result, 22.5s OverallTime, 42 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -4 SDslu, -8 SDs, 0 SdLazy, -1431655800 SolverSat, -1431655756 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9922 GetRequests, 8881 SyntacticMatches, 875 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11356 ImplicationChecksByTransitivity, 18.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 10.5s InterpolantComputationTime, 1208 NumberOfCodeBlocks, 1208 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 1167 ConstructedInterpolants, 0 QuantifiedInterpolants, 160769 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 4 PerfectInterpolantSequences, 880/5820 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 - PositiveResult [Line: 175]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: (((main_~i~4 <= 0 && main_~nodecount~4 == 5) && main_~source~4 <= main_~i~4) && main_~i~4 < main_~source~4 + 1) && 20 <= main_~edgecount~4 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((main_~i~4 <= 0 && main_~nodecount~4 == 5) && main_~source~4 <= main_~i~4) && main_~i~4 < main_~source~4 + 1) && 20 <= main_~edgecount~4 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 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 47.91 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 42.70 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 545.10 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 22651.77 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 124.3 MB). Free memory was 1.4 GB in the beginning and 944.9 MB in the end (delta: 488.6 MB). Peak memory consumption was 612.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/eureka_01.i_6.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_13-16-24-219.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/eureka_01.i_6.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-16-24-219.csv Received shutdown request...