java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 23:03:16,352 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 23:03:16,354 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 23:03:16,373 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 23:03:16,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 23:03:16,375 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 23:03:16,377 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 23:03:16,380 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 23:03:16,383 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 23:03:16,384 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 23:03:16,385 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 23:03:16,392 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 23:03:16,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 23:03:16,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 23:03:16,399 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 23:03:16,400 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 23:03:16,401 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 23:03:16,406 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 23:03:16,410 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 23:03:16,412 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 23:03:16,416 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 23:03:16,417 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 23:03:16,422 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 23:03:16,422 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 23:03:16,422 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 23:03:16,423 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 23:03:16,425 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 23:03:16,426 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 23:03:16,427 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 23:03:16,428 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 23:03:16,428 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 23:03:16,429 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 23:03:16,429 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 23:03:16,429 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 23:03:16,432 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 23:03:16,432 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 23:03:16,433 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-26 23:03:16,466 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 23:03:16,467 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 23:03:16,472 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 23:03:16,472 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 23:03:16,476 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 23:03:16,476 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 23:03:16,476 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 23:03:16,477 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 23:03:16,477 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 23:03:16,480 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 23:03:16,480 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 23:03:16,480 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 23:03:16,482 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 23:03:16,483 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 23:03:16,483 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 23:03:16,484 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 23:03:16,484 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 23:03:16,484 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 23:03:16,484 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 23:03:16,484 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 23:03:16,485 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 23:03:16,486 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 23:03:16,487 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 23:03:16,487 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 23:03:16,487 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 23:03:16,487 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 23:03:16,488 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 23:03:16,488 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 23:03:16,488 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 23:03:16,488 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 23:03:16,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 23:03:16,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 23:03:16,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 23:03:16,583 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 23:03:16,583 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 23:03:16,584 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl [2018-09-26 23:03:16,585 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl' [2018-09-26 23:03:16,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 23:03:16,654 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 23:03:16,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 23:03:16,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 23:03:16,655 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 23:03:16,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... [2018-09-26 23:03:16,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... [2018-09-26 23:03:16,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 23:03:16,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 23:03:16,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 23:03:16,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 23:03:16,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... [2018-09-26 23:03:16,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... [2018-09-26 23:03:16,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... [2018-09-26 23:03:16,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... [2018-09-26 23:03:16,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... [2018-09-26 23:03:16,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... [2018-09-26 23:03:16,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... [2018-09-26 23:03:16,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 23:03:16,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 23:03:16,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 23:03:16,724 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 23:03:16,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:03:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 23:03:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 23:03:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 23:03:17,091 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 23:03:17,092 INFO L202 PluginConnector]: Adding new model up.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:03:17 BoogieIcfgContainer [2018-09-26 23:03:17,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 23:03:17,092 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 23:03:17,092 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 23:03:17,102 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 23:03:17,102 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:03:17" (1/1) ... [2018-09-26 23:03:17,118 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 23:03:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:17,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-26 23:03:17,159 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-26 23:03:17,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 23:03:17,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:17,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:18,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:18,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2018-09-26 23:03:18,144 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2018-09-26 23:03:18,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 23:03:18,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:18,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:20,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:20,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2018-09-26 23:03:20,497 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2018-09-26 23:03:20,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 23:03:20,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:20,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:23,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:23,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-09-26 23:03:23,573 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-09-26 23:03:23,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 23:03:23,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:23,836 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-09-26 23:03:25,882 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-09-26 23:03:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 23:03:25,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:26,089 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:28,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:28,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-09-26 23:03:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-09-26 23:03:28,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 23:03:28,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:29,462 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:32,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:32,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2018-09-26 23:03:32,432 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2018-09-26 23:03:32,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 23:03:32,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:32,828 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:37,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:37,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 44 transitions. [2018-09-26 23:03:37,286 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 44 transitions. [2018-09-26 23:03:37,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 23:03:37,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:37,971 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:42,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:42,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-09-26 23:03:42,018 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-09-26 23:03:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 23:03:42,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:48,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:48,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-09-26 23:03:48,147 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-09-26 23:03:48,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 23:03:48,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:49,263 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:55,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:55,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-09-26 23:03:55,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-09-26 23:03:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 23:03:55,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:56,436 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 69 transitions. [2018-09-26 23:04:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2018-09-26 23:04:05,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 23:04:05,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:16,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:16,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-09-26 23:04:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-09-26 23:04:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 23:04:16,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:17,873 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:31,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:31,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2018-09-26 23:04:31,073 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2018-09-26 23:04:31,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 23:04:31,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:33,890 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 56 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:48,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:48,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2018-09-26 23:04:48,503 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2018-09-26 23:04:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 23:04:48,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 56 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:08,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:08,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 98 transitions. [2018-09-26 23:05:08,889 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2018-09-26 23:05:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 23:05:08,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 72 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:32,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:32,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2018-09-26 23:05:32,794 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2018-09-26 23:05:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 23:05:32,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:34,610 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:01,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-09-26 23:06:01,360 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-09-26 23:06:01,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 23:06:01,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:07,402 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 90 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:34,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:34,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-09-26 23:06:34,387 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-09-26 23:06:34,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 23:06:34,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:36,691 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 90 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:07:12,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:07:12,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2018-09-26 23:07:12,579 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2018-09-26 23:07:12,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 23:07:12,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:07:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:07:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 110 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 23:07:58,086 INFO L202 PluginConnector]: Adding new model up.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 11:07:58 ImpRootNode [2018-09-26 23:07:58,087 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 23:07:58,088 INFO L168 Benchmark]: Toolchain (without parser) took 281437.43 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -222.8 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 186.7 MB). Peak memory consumption was 386.5 MB. Max. memory is 7.1 GB. [2018-09-26 23:07:58,090 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:07:58,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:07:58,092 INFO L168 Benchmark]: Boogie Preprocessor took 24.76 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:07:58,092 INFO L168 Benchmark]: RCFGBuilder took 368.31 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 23:07:58,093 INFO L168 Benchmark]: CodeCheck took 280994.81 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -222.8 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 165.5 MB). Peak memory consumption was 365.4 MB. Max. memory is 7.1 GB. [2018-09-26 23:07:58,098 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 66]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 66) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. UNKNOWN Result, 280.9s OverallTime, 20 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2097152 SDtfs, 6640972 SDslu, 7340024 SDs, 0 SdLazy, 40239018 SolverSat, 11228486 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.7s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 35.1s InterpolantComputationTime, 500 NumberOfCodeBlocks, 500 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 480 ConstructedInterpolants, 0 QuantifiedInterpolants, 48767 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 2 PerfectInterpolantSequences, 770/1430 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.65 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 24.76 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 368.31 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 280994.81 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -222.8 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 165.5 MB). Peak memory consumption was 365.4 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/up.i_4.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_23-07-58-116.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/up.i_4.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_23-07-58-116.csv Completed graceful shutdown