java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:53:37,680 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:53:37,682 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:53:37,700 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:53:37,700 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:53:37,701 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:53:37,703 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:53:37,705 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:53:37,708 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:53:37,709 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:53:37,712 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:53:37,712 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:53:37,713 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:53:37,714 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:53:37,715 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:53:37,725 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:53:37,726 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:53:37,732 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:53:37,734 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:53:37,735 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:53:37,736 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:53:37,740 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:53:37,748 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:53:37,748 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:53:37,748 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:53:37,749 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:53:37,752 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:53:37,755 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:53:37,756 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:53:37,757 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:53:37,757 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:53:37,760 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:53:37,760 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:53:37,760 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:53:37,763 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:53:37,764 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:53:37,764 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 [2018-10-04 13:53:37,780 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:53:37,780 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:53:37,781 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:53:37,781 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:53:37,782 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:53:37,783 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:53:37,783 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:53:37,783 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:53:37,783 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:53:37,784 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:53:37,784 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:53:37,784 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:53:37,784 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:53:37,784 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:53:37,784 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:53:37,785 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:53:37,785 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:53:37,785 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:53:37,785 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:53:37,785 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:53:37,786 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:53:37,786 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:53:37,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:53:37,786 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:53:37,787 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:53:37,788 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:53:37,788 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:53:37,788 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:53:37,789 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:53:37,789 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:53:37,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:53:37,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:53:37,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:53:37,884 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:53:37,885 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:53:37,885 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl [2018-10-04 13:53:37,886 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl' [2018-10-04 13:53:37,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:53:37,949 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:53:37,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:53:37,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:53:37,951 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:53:37,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (1/1) ... [2018-10-04 13:53:37,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (1/1) ... [2018-10-04 13:53:37,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:53:37,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:53:37,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:53:37,998 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:53:38,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (1/1) ... [2018-10-04 13:53:38,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (1/1) ... [2018-10-04 13:53:38,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (1/1) ... [2018-10-04 13:53:38,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (1/1) ... [2018-10-04 13:53:38,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (1/1) ... [2018-10-04 13:53:38,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (1/1) ... [2018-10-04 13:53:38,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (1/1) ... [2018-10-04 13:53:38,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:53:38,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:53:38,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:53:38,025 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:53:38,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:37" (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 13:53:38,091 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 13:53:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:53:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:53:38,437 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:53:38,438 INFO L202 PluginConnector]: Adding new model ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:53:38 BoogieIcfgContainer [2018-10-04 13:53:38,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:53:38,439 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:53:38,439 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:53:38,453 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:53:38,453 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:53:38" (1/1) ... [2018-10-04 13:53:38,472 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:53:38,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:38,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-10-04 13:53:38,520 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-10-04 13:53:38,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:53:38,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:38,718 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 13:53:38,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2018-10-04 13:53:38,900 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2018-10-04 13:53:38,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:53:38,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:40,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:40,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-10-04 13:53:40,801 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-10-04 13:53:40,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:53:40,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:40,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:41,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2018-10-04 13:53:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2018-10-04 13:53:41,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:53:41,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:42,144 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:42,789 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 22 new depth: 11 [2018-10-04 13:53:43,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:43,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-10-04 13:53:43,220 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-10-04 13:53:43,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:53:43,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:45,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:45,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-10-04 13:53:45,608 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-10-04 13:53:45,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:53:45,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:47,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:47,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-10-04 13:53:47,814 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-10-04 13:53:47,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:53:47,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:48,112 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:49,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2018-10-04 13:53:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2018-10-04 13:53:49,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:53:49,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:49,947 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2018-10-04 13:53:51,630 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2018-10-04 13:53:51,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:53:51,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:51,895 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:53,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2018-10-04 13:53:53,738 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2018-10-04 13:53:53,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:53:53,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:55,830 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 32 new depth: 21 [2018-10-04 13:53:56,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:56,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-10-04 13:53:56,283 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-10-04 13:53:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:53:56,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:56,572 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:58,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-10-04 13:53:58,651 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-10-04 13:53:58,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:53:58,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:59,074 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:01,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:01,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2018-10-04 13:54:01,607 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2018-10-04 13:54:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:54:01,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:01,897 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 57 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:04,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:04,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2018-10-04 13:54:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2018-10-04 13:54:04,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:54:04,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:05,477 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:09,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:09,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 90 transitions. [2018-10-04 13:54:09,117 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2018-10-04 13:54:09,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:54:09,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:10,117 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 77 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:13,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 58 states and 103 transitions. [2018-10-04 13:54:13,347 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 103 transitions. [2018-10-04 13:54:13,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:54:13,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:14,051 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:16,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 61 states and 106 transitions. [2018-10-04 13:54:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 106 transitions. [2018-10-04 13:54:16,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:54:16,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:19,932 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 43 new depth: 35 [2018-10-04 13:54:21,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:21,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 65 states and 120 transitions. [2018-10-04 13:54:21,917 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 120 transitions. [2018-10-04 13:54:21,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:54:21,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:25,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 68 states and 123 transitions. [2018-10-04 13:54:25,876 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 123 transitions. [2018-10-04 13:54:25,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:54:25,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 126 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:30,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 72 states and 138 transitions. [2018-10-04 13:54:30,494 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 138 transitions. [2018-10-04 13:54:30,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:54:30,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:31,197 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:34,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:34,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 75 states and 141 transitions. [2018-10-04 13:54:34,967 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 141 transitions. [2018-10-04 13:54:34,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:54:34,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:35,452 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 155 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:39,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-10-04 13:54:39,992 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-10-04 13:54:39,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:54:39,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:40,842 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:45,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:45,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2018-10-04 13:54:45,274 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2018-10-04 13:54:45,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:54:45,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:46,041 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 187 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:49,493 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 56 new depth: 47 [2018-10-04 13:54:52,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:52,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 86 states and 177 transitions. [2018-10-04 13:54:52,528 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 177 transitions. [2018-10-04 13:54:52,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:54:52,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:53,386 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:58,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 89 states and 180 transitions. [2018-10-04 13:54:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 180 transitions. [2018-10-04 13:54:58,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:54:58,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:59,697 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 222 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:05,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:05,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 93 states and 198 transitions. [2018-10-04 13:55:05,726 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 198 transitions. [2018-10-04 13:55:05,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:55:05,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:06,767 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:13,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:13,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 96 states and 201 transitions. [2018-10-04 13:55:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 201 transitions. [2018-10-04 13:55:13,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:55:13,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:14,252 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 260 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:21,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 100 states and 220 transitions. [2018-10-04 13:55:21,342 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 220 transitions. [2018-10-04 13:55:21,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:55:21,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:29,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:29,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 103 states and 223 transitions. [2018-10-04 13:55:29,424 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 223 transitions. [2018-10-04 13:55:29,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:55:29,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:30,060 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 301 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:35,855 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 71 new depth: 60 [2018-10-04 13:55:38,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:38,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 107 states and 243 transitions. [2018-10-04 13:55:38,631 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 243 transitions. [2018-10-04 13:55:38,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:55:38,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:40,885 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 421 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:48,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:48,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 110 states and 246 transitions. [2018-10-04 13:55:48,450 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 246 transitions. [2018-10-04 13:55:48,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:55:48,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:49,142 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 345 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:57,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:57,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 114 states and 267 transitions. [2018-10-04 13:55:57,198 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 267 transitions. [2018-10-04 13:55:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:55:57,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 481 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 117 states and 270 transitions. [2018-10-04 13:56:06,290 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 270 transitions. [2018-10-04 13:56:06,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 13:56:06,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:07,113 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 392 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:16,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:16,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 121 states and 292 transitions. [2018-10-04 13:56:16,159 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 292 transitions. [2018-10-04 13:56:16,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:56:16,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:17,549 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 545 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:26,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:26,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 124 states and 295 transitions. [2018-10-04 13:56:26,342 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 295 transitions. [2018-10-04 13:56:26,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-04 13:56:26,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:27,290 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 442 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:33,127 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 83 new depth: 70 [2018-10-04 13:56:38,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:38,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 128 states and 318 transitions. [2018-10-04 13:56:38,720 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 318 transitions. [2018-10-04 13:56:38,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:56:38,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:40,243 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 0 proven. 613 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:50,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:50,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 131 states and 321 transitions. [2018-10-04 13:56:50,017 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 321 transitions. [2018-10-04 13:56:50,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 13:56:50,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:51,072 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 495 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:01,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:01,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 135 states and 345 transitions. [2018-10-04 13:57:01,935 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 345 transitions. [2018-10-04 13:57:01,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:57:01,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:03,418 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 0 proven. 685 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:14,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 138 states and 348 transitions. [2018-10-04 13:57:14,122 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 348 transitions. [2018-10-04 13:57:14,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 13:57:14,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:15,513 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 551 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:27,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:27,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 142 states and 373 transitions. [2018-10-04 13:57:27,169 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 373 transitions. [2018-10-04 13:57:27,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:57:27,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:28,795 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 0 proven. 761 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:43,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:43,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 145 states and 376 transitions. [2018-10-04 13:57:43,501 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 376 transitions. [2018-10-04 13:57:43,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-04 13:57:43,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:44,434 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 610 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:58,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 149 states and 402 transitions. [2018-10-04 13:57:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 402 transitions. [2018-10-04 13:57:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:57:58,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 13:57:58,464 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-04 13:57:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:58,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:57:58,568 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-04 13:57:58,569 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:57:58,571 INFO L168 Benchmark]: Toolchain (without parser) took 260623.37 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -291.5 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 386.9 MB). Peak memory consumption was 95.4 MB. Max. memory is 7.1 GB. [2018-10-04 13:57:58,573 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:57:58,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.99 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 13:57:58,576 INFO L168 Benchmark]: Boogie Preprocessor took 26.18 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 13:57:58,576 INFO L168 Benchmark]: RCFGBuilder took 413.73 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 13:57:58,578 INFO L168 Benchmark]: CodeCheck took 260131.24 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -291.5 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 365.8 MB). Peak memory consumption was 74.3 MB. Max. memory is 7.1 GB. [2018-10-04 13:57:58,587 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 3 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 47.99 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 26.18 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 413.73 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 260131.24 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -291.5 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 365.8 MB). Peak memory consumption was 74.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ArrayInit02.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-57-58-603.csv Completed graceful shutdown