java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:48:15,547 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:48:15,548 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:48:15,560 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:48:15,560 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:48:15,561 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:48:15,563 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:48:15,564 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:48:15,567 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:48:15,567 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:48:15,568 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:48:15,569 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:48:15,570 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:48:15,571 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:48:15,572 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:48:15,576 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:48:15,577 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:48:15,579 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:48:15,584 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:48:15,589 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:48:15,590 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:48:15,593 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:48:15,598 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:48:15,599 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:48:15,599 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:48:15,600 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:48:15,601 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:48:15,605 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:48:15,607 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:48:15,609 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:48:15,609 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:48:15,611 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:48:15,611 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:48:15,611 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:48:15,613 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:48:15,613 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:48:15,614 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-02 12:48:15,639 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:48:15,639 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:48:15,641 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:48:15,641 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:48:15,646 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:48:15,646 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:48:15,646 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:48:15,646 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:48:15,647 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:48:15,647 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:48:15,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:48:15,647 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:48:15,647 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:48:15,649 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:48:15,649 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:48:15,649 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:48:15,649 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:48:15,650 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:48:15,650 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:48:15,650 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:48:15,650 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:48:15,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:48:15,652 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:48:15,652 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:48:15,652 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:48:15,653 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:48:15,653 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:48:15,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:48:15,653 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:48:15,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:48:15,738 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:48:15,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:48:15,745 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:48:15,746 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:48:15,747 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl [2018-10-02 12:48:15,747 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl' [2018-10-02 12:48:15,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:48:15,808 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:48:15,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:48:15,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:48:15,810 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:48:15,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (1/1) ... [2018-10-02 12:48:15,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (1/1) ... [2018-10-02 12:48:15,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:48:15,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:48:15,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:48:15,854 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:48:15,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (1/1) ... [2018-10-02 12:48:15,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (1/1) ... [2018-10-02 12:48:15,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (1/1) ... [2018-10-02 12:48:15,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (1/1) ... [2018-10-02 12:48:15,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (1/1) ... [2018-10-02 12:48:15,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (1/1) ... [2018-10-02 12:48:15,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (1/1) ... [2018-10-02 12:48:15,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:48:15,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:48:15,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:48:15,882 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:48:15,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:15" (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 [2018-10-02 12:48:15,955 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-02 12:48:15,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-02 12:48:15,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-02 12:48:16,461 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-02 12:48:16,462 INFO L202 PluginConnector]: Adding new model ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:48:16 BoogieIcfgContainer [2018-10-02 12:48:16,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:48:16,463 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:48:16,463 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:48:16,479 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:48:16,480 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:48:16" (1/1) ... [2018-10-02 12:48:16,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:48:16,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:16,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-10-02 12:48:16,533 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-10-02 12:48:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:48:16,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:16,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:16,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2018-10-02 12:48:16,853 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2018-10-02 12:48:16,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 12:48:16,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:17,355 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-02 12:48:17,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:18,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:18,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-10-02 12:48:18,461 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-10-02 12:48:18,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:48:18,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:18,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:19,390 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-02 12:48:19,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:19,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2018-10-02 12:48:19,476 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2018-10-02 12:48:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:48:19,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:19,746 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-10-02 12:48:20,762 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-10-02 12:48:20,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 12:48:20,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:20,905 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:22,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:22,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-10-02 12:48:22,366 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-10-02 12:48:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:48:22,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:22,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:22,752 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:24,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-10-02 12:48:24,069 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-10-02 12:48:24,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-02 12:48:24,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:24,216 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:26,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:26,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2018-10-02 12:48:26,016 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2018-10-02 12:48:26,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:48:26,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:26,917 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:29,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:29,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2018-10-02 12:48:29,947 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2018-10-02 12:48:29,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-02 12:48:29,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:32,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2018-10-02 12:48:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2018-10-02 12:48:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 12:48:32,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:32,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:35,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-10-02 12:48:35,774 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-10-02 12:48:35,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-02 12:48:35,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:36,032 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:38,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-10-02 12:48:38,926 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-10-02 12:48:38,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 12:48:38,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:39,597 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:42,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:42,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2018-10-02 12:48:42,499 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2018-10-02 12:48:42,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-02 12:48:42,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 57 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:44,277 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2018-10-02 12:48:46,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2018-10-02 12:48:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2018-10-02 12:48:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:48:46,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 90 transitions. [2018-10-02 12:48:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2018-10-02 12:48:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-02 12:48:50,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:51,174 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 77 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:52,692 WARN L178 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-10-02 12:48:55,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:55,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 58 states and 103 transitions. [2018-10-02 12:48:55,878 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 103 transitions. [2018-10-02 12:48:55,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 12:48:55,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:56,866 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:01,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:01,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 61 states and 106 transitions. [2018-10-02 12:49:01,324 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 106 transitions. [2018-10-02 12:49:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-02 12:49:01,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:01,775 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:03,865 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2018-10-02 12:49:05,135 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2018-10-02 12:49:07,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:07,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 65 states and 120 transitions. [2018-10-02 12:49:07,304 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 120 transitions. [2018-10-02 12:49:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:49:07,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 68 states and 123 transitions. [2018-10-02 12:49:13,992 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 123 transitions. [2018-10-02 12:49:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-02 12:49:13,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 126 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:15,435 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2018-10-02 12:49:17,181 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2018-10-02 12:49:18,668 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2018-10-02 12:49:20,142 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2018-10-02 12:49:21,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:21,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 72 states and 138 transitions. [2018-10-02 12:49:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 138 transitions. [2018-10-02 12:49:21,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:49:21,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:27,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 75 states and 141 transitions. [2018-10-02 12:49:27,726 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 141 transitions. [2018-10-02 12:49:27,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-02 12:49:27,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:27,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:28,238 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 155 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:28,998 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2018-10-02 12:49:30,830 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2018-10-02 12:49:32,599 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2018-10-02 12:49:34,274 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2018-10-02 12:49:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:35,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-10-02 12:49:35,373 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-10-02 12:49:35,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:49:35,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:36,500 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:41,786 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-10-02 12:49:43,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:43,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2018-10-02 12:49:43,087 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2018-10-02 12:49:43,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-02 12:49:43,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:43,848 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 187 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:44,713 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2018-10-02 12:49:47,046 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2018-10-02 12:49:49,018 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-10-02 12:49:50,983 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2018-10-02 12:49:52,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:49:52,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 86 states and 177 transitions. [2018-10-02 12:49:52,321 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 177 transitions. [2018-10-02 12:49:52,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:49:52,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:49:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:49:53,546 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:49:58,258 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-10-02 12:50:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 89 states and 180 transitions. [2018-10-02 12:50:00,559 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 180 transitions. [2018-10-02 12:50:00,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-02 12:50:00,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:01,251 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 222 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:02,336 WARN L178 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2018-10-02 12:50:04,724 WARN L178 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2018-10-02 12:50:06,921 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2018-10-02 12:50:09,185 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-10-02 12:50:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:10,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 93 states and 198 transitions. [2018-10-02 12:50:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 198 transitions. [2018-10-02 12:50:10,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:50:10,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:11,869 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:17,603 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-10-02 12:50:20,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:20,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 96 states and 201 transitions. [2018-10-02 12:50:20,277 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 201 transitions. [2018-10-02 12:50:20,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-02 12:50:20,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:20,897 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 260 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:21,990 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2018-10-02 12:50:22,814 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-10-02 12:50:24,892 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2018-10-02 12:50:27,461 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2018-10-02 12:50:30,067 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2018-10-02 12:50:31,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:31,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 100 states and 220 transitions. [2018-10-02 12:50:31,722 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 220 transitions. [2018-10-02 12:50:31,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-02 12:50:31,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:33,483 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:40,528 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-10-02 12:50:42,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:42,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 103 states and 223 transitions. [2018-10-02 12:50:42,240 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 223 transitions. [2018-10-02 12:50:42,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-02 12:50:42,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:43,004 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 301 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:43,504 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2018-10-02 12:50:44,306 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-10-02 12:50:46,453 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2018-10-02 12:50:47,273 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2018-10-02 12:50:48,215 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-10-02 12:50:49,217 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2018-10-02 12:50:49,653 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-10-02 12:50:50,199 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-10-02 12:50:51,148 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2018-10-02 12:50:52,081 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-10-02 12:50:52,976 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2018-10-02 12:50:54,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:50:54,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 107 states and 243 transitions. [2018-10-02 12:50:54,925 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 243 transitions. [2018-10-02 12:50:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-02 12:50:54,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:50:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:50:56,709 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 421 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:50:57,887 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2018-10-02 12:51:00,415 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-10-02 12:51:02,249 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-10-02 12:51:03,135 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-10-02 12:51:04,634 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-10-02 12:51:06,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:06,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 110 states and 246 transitions. [2018-10-02 12:51:06,496 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 246 transitions. [2018-10-02 12:51:06,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-02 12:51:06,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 345 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:09,450 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2018-10-02 12:51:10,350 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-10-02 12:51:11,817 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-10-02 12:51:12,760 WARN L178 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-10-02 12:51:13,772 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-10-02 12:51:14,862 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-10-02 12:51:15,324 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-10-02 12:51:15,905 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2018-10-02 12:51:16,927 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-10-02 12:51:17,952 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-10-02 12:51:18,402 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-10-02 12:51:18,972 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2018-10-02 12:51:20,032 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-10-02 12:51:21,031 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-10-02 12:51:21,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:21,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 114 states and 267 transitions. [2018-10-02 12:51:21,093 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 267 transitions. [2018-10-02 12:51:21,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-02 12:51:21,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:22,902 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 481 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:24,213 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-10-02 12:51:26,184 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-10-02 12:51:27,177 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-10-02 12:51:29,154 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-02 12:51:30,330 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-10-02 12:51:31,881 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-10-02 12:51:32,340 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-10-02 12:51:33,911 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-10-02 12:51:33,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:33,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 117 states and 270 transitions. [2018-10-02 12:51:33,948 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 270 transitions. [2018-10-02 12:51:33,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-02 12:51:33,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 392 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:35,674 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-10-02 12:51:36,655 WARN L178 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-10-02 12:51:37,678 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-10-02 12:51:38,696 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-10-02 12:51:39,340 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-02 12:51:40,575 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-10-02 12:51:41,682 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-10-02 12:51:42,779 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-02 12:51:43,295 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-10-02 12:51:43,923 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2018-10-02 12:51:45,102 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2018-10-02 12:51:46,297 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-10-02 12:51:46,794 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-10-02 12:51:47,425 WARN L178 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2018-10-02 12:51:48,535 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-10-02 12:51:49,658 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-10-02 12:51:49,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:51:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 121 states and 292 transitions. [2018-10-02 12:51:49,722 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 292 transitions. [2018-10-02 12:51:49,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-02 12:51:49,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:51:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:51:51,777 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 545 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:51:53,229 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2018-10-02 12:51:55,272 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2018-10-02 12:51:56,385 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-10-02 12:51:58,656 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-10-02 12:51:59,746 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-10-02 12:52:01,560 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-10-02 12:52:02,070 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-02 12:52:03,757 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-10-02 12:52:03,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 124 states and 295 transitions. [2018-10-02 12:52:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 295 transitions. [2018-10-02 12:52:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-02 12:52:03,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:05,113 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 442 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:05,717 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2018-10-02 12:52:06,759 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2018-10-02 12:52:07,873 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2018-10-02 12:52:08,990 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2018-10-02 12:52:09,686 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-10-02 12:52:10,809 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2018-10-02 12:52:12,053 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-10-02 12:52:13,295 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-10-02 12:52:13,847 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-10-02 12:52:14,546 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2018-10-02 12:52:15,851 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-10-02 12:52:17,124 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-10-02 12:52:17,665 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-10-02 12:52:18,343 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2018-10-02 12:52:19,569 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-10-02 12:52:20,830 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-10-02 12:52:20,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:20,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 128 states and 318 transitions. [2018-10-02 12:52:20,902 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 318 transitions. [2018-10-02 12:52:20,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-02 12:52:20,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 0 proven. 613 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:24,506 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-10-02 12:52:26,781 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-10-02 12:52:27,996 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-10-02 12:52:30,448 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-10-02 12:52:31,875 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-10-02 12:52:33,781 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-10-02 12:52:34,340 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-10-02 12:52:36,256 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-10-02 12:52:36,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:36,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 131 states and 321 transitions. [2018-10-02 12:52:36,299 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 321 transitions. [2018-10-02 12:52:36,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-02 12:52:36,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:37,583 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 495 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:38,212 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 82 Received shutdown request... [2018-10-02 12:52:38,988 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-02 12:52:38,991 INFO L168 Benchmark]: Toolchain (without parser) took 263184.74 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 121.1 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 324.8 MB). Peak memory consumption was 445.9 MB. Max. memory is 7.1 GB. [2018-10-02 12:52:38,991 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:52:38,992 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.02 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:52:38,992 INFO L168 Benchmark]: Boogie Preprocessor took 27.49 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:52:38,992 INFO L168 Benchmark]: RCFGBuilder took 580.82 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-10-02 12:52:38,993 INFO L168 Benchmark]: CodeCheck took 262526.88 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 121.1 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 303.7 MB). Peak memory consumption was 424.8 MB. Max. memory is 7.1 GB. [2018-10-02 12:52:38,996 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 PredicateComparison was comparing new predicate (quantifier-free) to 702 known predicates. * 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.02 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 27.49 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 580.82 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 262526.88 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 121.1 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 303.7 MB). Peak memory consumption was 424.8 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.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-52-39-007.csv Completed graceful shutdown