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/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 03:31:05,663 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 03:31:05,665 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 03:31:05,677 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 03:31:05,677 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 03:31:05,679 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 03:31:05,680 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 03:31:05,682 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 03:31:05,683 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 03:31:05,684 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 03:31:05,685 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 03:31:05,685 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 03:31:05,686 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 03:31:05,687 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 03:31:05,689 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 03:31:05,689 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 03:31:05,690 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 03:31:05,692 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 03:31:05,694 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 03:31:05,696 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 03:31:05,697 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 03:31:05,698 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 03:31:05,701 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 03:31:05,701 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 03:31:05,701 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 03:31:05,702 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 03:31:05,703 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 03:31:05,704 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 03:31:05,705 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 03:31:05,706 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 03:31:05,707 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 03:31:05,707 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 03:31:05,707 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 03:31:05,708 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 03:31:05,709 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 03:31:05,710 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 03:31:05,710 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 [2018-10-01 03:31:05,731 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 03:31:05,731 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 03:31:05,732 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 03:31:05,732 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 03:31:05,733 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 03:31:05,733 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 03:31:05,733 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 03:31:05,733 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 03:31:05,734 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 03:31:05,734 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 03:31:05,734 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 03:31:05,734 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 03:31:05,735 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 03:31:05,735 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 03:31:05,736 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 03:31:05,736 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 03:31:05,736 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 03:31:05,736 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 03:31:05,736 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 03:31:05,737 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-01 03:31:05,737 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 03:31:05,737 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 03:31:05,737 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:31:05,738 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 03:31:05,739 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 03:31:05,739 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 03:31:05,739 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 03:31:05,739 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 03:31:05,739 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 03:31:05,740 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 03:31:05,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 03:31:05,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 03:31:05,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 03:31:05,821 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 03:31:05,821 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 03:31:05,822 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl [2018-10-01 03:31:05,823 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl' [2018-10-01 03:31:05,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 03:31:05,880 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 03:31:05,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 03:31:05,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 03:31:05,883 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 03:31:05,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (1/1) ... [2018-10-01 03:31:05,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (1/1) ... [2018-10-01 03:31:05,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 03:31:05,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 03:31:05,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 03:31:05,925 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 03:31:05,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (1/1) ... [2018-10-01 03:31:05,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (1/1) ... [2018-10-01 03:31:05,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (1/1) ... [2018-10-01 03:31:05,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (1/1) ... [2018-10-01 03:31:05,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (1/1) ... [2018-10-01 03:31:05,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (1/1) ... [2018-10-01 03:31:05,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (1/1) ... [2018-10-01 03:31:05,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 03:31:05,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 03:31:05,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 03:31:05,948 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 03:31:05,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:31:05" (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 [2018-10-01 03:31:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 03:31:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 03:31:06,206 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 03:31:06,206 INFO L202 PluginConnector]: Adding new model afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:31:06 BoogieIcfgContainer [2018-10-01 03:31:06,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 03:31:06,207 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 03:31:06,207 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 03:31:06,216 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 03:31:06,217 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:31:06" (1/1) ... [2018-10-01 03:31:06,228 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-01 03:31:06,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-01 03:31:06,263 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-01 03:31:06,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 03:31:06,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:06,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:06,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:06,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-10-01 03:31:06,907 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-10-01 03:31:06,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 03:31:06,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:07,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:08,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:08,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2018-10-01 03:31:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2018-10-01 03:31:08,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:31:08,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:08,507 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:09,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:09,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2018-10-01 03:31:09,076 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2018-10-01 03:31:09,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:31:09,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:09,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-10-01 03:31:09,715 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-10-01 03:31:09,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:31:09,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:09,853 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:10,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:10,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-01 03:31:10,360 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-01 03:31:10,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:31:10,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:12,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:12,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2018-10-01 03:31:12,029 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2018-10-01 03:31:12,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:31:12,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:12,302 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:13,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2018-10-01 03:31:13,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2018-10-01 03:31:13,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:31:13,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:14,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:14,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2018-10-01 03:31:14,939 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2018-10-01 03:31:14,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:31:14,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:16,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:16,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2018-10-01 03:31:16,696 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2018-10-01 03:31:16,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:31:16,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:18,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:18,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-10-01 03:31:18,630 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-10-01 03:31:18,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 03:31:18,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:21,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2018-10-01 03:31:21,196 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2018-10-01 03:31:21,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 03:31:21,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:23,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 31 states and 65 transitions. [2018-10-01 03:31:23,933 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 65 transitions. [2018-10-01 03:31:23,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 03:31:23,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:25,114 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:27,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:27,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 33 states and 72 transitions. [2018-10-01 03:31:27,069 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 72 transitions. [2018-10-01 03:31:27,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 03:31:27,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:28,689 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 80 transitions. [2018-10-01 03:31:31,373 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 80 transitions. [2018-10-01 03:31:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 03:31:31,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:32,985 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:37,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:37,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 37 states and 88 transitions. [2018-10-01 03:31:37,149 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 88 transitions. [2018-10-01 03:31:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 03:31:37,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:38,891 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:42,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:42,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 39 states and 96 transitions. [2018-10-01 03:31:42,542 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 96 transitions. [2018-10-01 03:31:42,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 03:31:42,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:48,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:48,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 41 states and 105 transitions. [2018-10-01 03:31:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 105 transitions. [2018-10-01 03:31:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 03:31:48,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:31:55,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:31:55,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 43 states and 114 transitions. [2018-10-01 03:31:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 114 transitions. [2018-10-01 03:31:55,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 03:31:55,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:31:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:31:58,217 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:32:02,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:32:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 45 states and 123 transitions. [2018-10-01 03:32:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 123 transitions. [2018-10-01 03:32:02,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 03:32:02,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:32:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:32:07,456 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:32:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:32:12,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 47 states and 133 transitions. [2018-10-01 03:32:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 133 transitions. [2018-10-01 03:32:12,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 03:32:12,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:32:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:32:16,560 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:32:22,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:32:22,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 49 states and 143 transitions. [2018-10-01 03:32:22,698 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 143 transitions. [2018-10-01 03:32:22,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 03:32:22,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:32:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:32:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:32:33,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:32:33,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 51 states and 153 transitions. [2018-10-01 03:32:33,404 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 153 transitions. [2018-10-01 03:32:33,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 03:32:33,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:32:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:32:38,743 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:32:46,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:32:46,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 53 states and 164 transitions. [2018-10-01 03:32:46,533 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 164 transitions. [2018-10-01 03:32:46,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 03:32:46,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:32:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:32:52,515 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:33:00,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:33:00,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 55 states and 174 transitions. [2018-10-01 03:33:00,858 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 174 transitions. [2018-10-01 03:33:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 03:33:00,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:33:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:33:06,630 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:33:16,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:33:16,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 57 states and 185 transitions. [2018-10-01 03:33:16,089 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 185 transitions. [2018-10-01 03:33:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 03:33:16,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:33:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:33:22,367 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:33:33,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:33:33,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 59 states and 197 transitions. [2018-10-01 03:33:33,216 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 197 transitions. [2018-10-01 03:33:33,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 03:33:33,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:33:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:33:39,910 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:33:51,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:33:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 61 states and 208 transitions. [2018-10-01 03:33:51,532 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 208 transitions. [2018-10-01 03:33:51,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 03:33:51,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:33:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:33:59,244 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:34:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:34:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 63 states and 219 transitions. [2018-10-01 03:34:12,077 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 219 transitions. [2018-10-01 03:34:12,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 03:34:12,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:34:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:34:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:34:34,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:34:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 65 states and 232 transitions. [2018-10-01 03:34:34,434 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 232 transitions. [2018-10-01 03:34:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 03:34:34,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:34:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:34:43,109 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:34:58,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:34:58,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 67 states and 244 transitions. [2018-10-01 03:34:58,599 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 244 transitions. [2018-10-01 03:34:58,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 03:34:58,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:34:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:35:08,204 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:35:25,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:35:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 69 states and 256 transitions. [2018-10-01 03:35:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 256 transitions. [2018-10-01 03:35:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 03:35:25,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:35:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:35:35,736 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:35:54,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:35:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 71 states and 269 transitions. [2018-10-01 03:35:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 269 transitions. [2018-10-01 03:35:54,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 03:35:54,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:35:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:36:05,672 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:36:25,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:36:25,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 73 states and 282 transitions. [2018-10-01 03:36:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 282 transitions. [2018-10-01 03:36:25,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 03:36:25,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:36:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:36:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:37:00,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:37:00,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 75 states and 295 transitions. [2018-10-01 03:37:00,757 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 295 transitions. [2018-10-01 03:37:00,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 03:37:00,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:37:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:37:14,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:37:37,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:37:37,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 77 states and 309 transitions. [2018-10-01 03:37:37,887 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 309 transitions. [2018-10-01 03:37:37,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 03:37:37,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:37:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:37:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:38:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:38:21,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 79 states and 322 transitions. [2018-10-01 03:38:21,975 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 322 transitions. [2018-10-01 03:38:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 03:38:21,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:38:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:38:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:39:05,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:39:05,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 81 states and 336 transitions. [2018-10-01 03:39:05,264 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 336 transitions. [2018-10-01 03:39:05,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 03:39:05,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:39:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:39:22,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:39:52,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:39:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 83 states and 351 transitions. [2018-10-01 03:39:52,733 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 351 transitions. [2018-10-01 03:39:52,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 03:39:52,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:39:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:40:10,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:40:42,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:40:42,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 85 states and 364 transitions. [2018-10-01 03:40:42,856 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 364 transitions. [2018-10-01 03:40:42,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 03:40:42,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:40:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:41:02,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:41:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:41:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 87 states and 378 transitions. [2018-10-01 03:41:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 378 transitions. [2018-10-01 03:41:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 03:41:36,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:41:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:41:57,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:42:34,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:42:34,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 89 states and 394 transitions. [2018-10-01 03:42:34,198 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 394 transitions. [2018-10-01 03:42:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 03:42:34,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:42:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:42:56,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:43:35,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:43:35,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 91 states and 409 transitions. [2018-10-01 03:43:35,929 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 409 transitions. [2018-10-01 03:43:35,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 03:43:35,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:43:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:43:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:41,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:41,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 93 states and 423 transitions. [2018-10-01 03:44:41,272 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 423 transitions. [2018-10-01 03:44:41,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 03:44:41,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-01 03:44:49,467 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-01 03:44:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:49,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 03:44:49,969 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-01 03:44:49,969 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 03:44:49,971 INFO L168 Benchmark]: Toolchain (without parser) took 824093.40 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -331.4 MB). Free memory was 1.5 GB in the beginning and 989.9 MB in the end (delta: 463.2 MB). Peak memory consumption was 131.8 MB. Max. memory is 7.1 GB. [2018-10-01 03:44:49,973 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 03:44:49,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.26 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. [2018-10-01 03:44:49,974 INFO L168 Benchmark]: Boogie Preprocessor took 22.23 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. [2018-10-01 03:44:49,975 INFO L168 Benchmark]: RCFGBuilder took 259.16 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. [2018-10-01 03:44:49,975 INFO L168 Benchmark]: CodeCheck took 823763.17 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -331.4 MB). Free memory was 1.4 GB in the beginning and 989.9 MB in the end (delta: 442.1 MB). Peak memory consumption was 110.7 MB. Max. memory is 7.1 GB. [2018-10-01 03:44:49,980 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 2 quantified variables from 4 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.23 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 259.16 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 823763.17 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -331.4 MB). Free memory was 1.4 GB in the beginning and 989.9 MB in the end (delta: 442.1 MB). Peak memory consumption was 110.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/afnp2014.c.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_03-44-50-003.csv Completed graceful shutdown