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/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:41:15,473 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:41:15,477 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:41:15,495 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:41:15,496 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:41:15,497 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:41:15,499 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:41:15,501 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:41:15,505 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:41:15,506 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:41:15,506 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:41:15,507 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:41:15,508 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:41:15,509 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:41:15,510 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:41:15,511 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:41:15,512 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:41:15,514 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:41:15,516 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:41:15,517 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:41:15,519 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:41:15,520 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:41:15,525 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:41:15,526 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:41:15,526 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:41:15,527 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:41:15,528 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:41:15,529 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:41:15,533 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:41:15,538 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:41:15,538 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:41:15,539 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:41:15,539 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:41:15,539 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:41:15,540 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:41:15,541 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:41:15,543 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 [2018-09-28 11:41:15,572 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:41:15,573 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:41:15,576 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:41:15,576 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:41:15,577 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:41:15,577 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:41:15,577 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:41:15,578 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:41:15,578 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:41:15,578 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:41:15,578 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:41:15,580 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:41:15,580 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:41:15,580 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:41:15,580 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:41:15,580 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:41:15,581 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:41:15,581 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:41:15,581 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:41:15,581 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 11:41:15,582 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:41:15,583 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:41:15,583 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:41:15,583 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:41:15,583 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:41:15,584 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:41:15,584 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:41:15,584 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:41:15,584 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:41:15,585 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:41:15,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:41:15,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:41:15,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:41:15,676 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:41:15,677 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:41:15,678 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl [2018-09-28 11:41:15,678 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl' [2018-09-28 11:41:15,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:41:15,793 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:41:15,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:41:15,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:41:15,795 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:41:15,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (1/1) ... [2018-09-28 11:41:15,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (1/1) ... [2018-09-28 11:41:15,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:41:15,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:41:15,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:41:15,850 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:41:15,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (1/1) ... [2018-09-28 11:41:15,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (1/1) ... [2018-09-28 11:41:15,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (1/1) ... [2018-09-28 11:41:15,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (1/1) ... [2018-09-28 11:41:15,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (1/1) ... [2018-09-28 11:41:15,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (1/1) ... [2018-09-28 11:41:15,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (1/1) ... [2018-09-28 11:41:15,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:41:15,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:41:15,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:41:15,898 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:41:15,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:41:15" (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 [2018-09-28 11:41:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 11:41:15,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 11:41:17,329 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 11:41:17,331 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:41:17 BoogieIcfgContainer [2018-09-28 11:41:17,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:41:17,332 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:41:17,332 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:41:17,345 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:41:17,345 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:41:17" (1/1) ... [2018-09-28 11:41:17,368 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 11:41:17,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:17,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-28 11:41:17,413 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-28 11:41:17,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:41:17,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:41:18,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:18,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-28 11:41:18,524 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-28 11:41:18,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:41:18,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:41:20,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:20,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-28 11:41:20,471 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-28 11:41:20,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:41:20,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:21,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:41:23,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-28 11:41:23,386 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-28 11:41:23,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:41:23,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:23,723 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:41:25,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:25,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 17 states and 34 transitions. [2018-09-28 11:41:25,214 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 34 transitions. [2018-09-28 11:41:25,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:41:25,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:25,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:41:28,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:28,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-09-28 11:41:28,021 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-09-28 11:41:28,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:41:28,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:28,440 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:41:29,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:29,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-09-28 11:41:29,417 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-09-28 11:41:29,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:41:29,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:30,642 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:41:35,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:35,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-09-28 11:41:35,041 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-09-28 11:41:35,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:41:35,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:36,485 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:41:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:42,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2018-09-28 11:41:42,399 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2018-09-28 11:41:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:41:42,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:42,969 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:41:44,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:41:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-09-28 11:41:44,802 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-09-28 11:41:44,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:41:44,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:41:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:41:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:42:00,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:42:00,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 70 transitions. [2018-09-28 11:42:00,747 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 70 transitions. [2018-09-28 11:42:00,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:42:00,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:42:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:42:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:42:06,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:42:06,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 35 states and 71 transitions. [2018-09-28 11:42:06,306 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 71 transitions. [2018-09-28 11:42:06,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:42:06,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:42:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:42:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-09-28 11:42:13,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:42:13,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-09-28 11:42:13,018 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-09-28 11:42:13,019 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-28 11:42:13,019 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-09-28 11:42:13,030 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-09-28 11:42:13,045 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.09 11:42:13 ImpRootNode [2018-09-28 11:42:13,046 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-28 11:42:13,047 INFO L168 Benchmark]: Toolchain (without parser) took 57256.58 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 571.5 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 35.5 MB). Peak memory consumption was 607.0 MB. Max. memory is 7.1 GB. [2018-09-28 11:42:13,049 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:42:13,050 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.99 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:42:13,051 INFO L168 Benchmark]: Boogie Preprocessor took 43.42 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. [2018-09-28 11:42:13,052 INFO L168 Benchmark]: RCFGBuilder took 1433.63 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-09-28 11:42:13,053 INFO L168 Benchmark]: CodeCheck took 55714.15 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 571.5 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: -38.5 MB). Peak memory consumption was 533.0 MB. Max. memory is 7.1 GB. [2018-09-28 11:42:13,058 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 21 locations, 1 error locations. SAFE Result, 55.6s OverallTime, 13 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2048 SDtfs, 16388 SDslu, 4096 SDs, 0 SdLazy, 121514 SolverSat, 30566 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.1s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 52638 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 1 PerfectInterpolantSequences, 132/506 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 545]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: ((((~mode1 == 1 && ~r1 <= 0) && assert_~arg == 1) && ((((256 * (~send1 / 256) <= ~send1 && ~send1 + 1 == 256 * (~send1 / 256)) || !(~send1 + 1 == 256 * (~send1 / 256))) && (!(~p1_old == ~nomsg) || ~send1 + 1 == 256 * (~send1 / 256))) || (~send1 / 256 + 1 <= 0 && (0 <= ~send1 / 256 || 0 < ~send1 / 256 + 1)))) && ~mode2 == 1) && 0 <= ~r1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: (((((~mode1 == 1 && ~r1 <= 0) && !(~r1 <= 0 && ~mode1 == 256 * (~mode1 / 256))) && ((((256 * (~send1 / 256) <= ~send1 && ~send1 + 1 == 256 * (~send1 / 256)) || !(~send1 + 1 == 256 * (~send1 / 256))) && (!(~p1_old == ~nomsg) || ~send1 + 1 == 256 * (~send1 / 256))) || (~send1 / 256 + 1 <= 0 && (0 <= ~send1 / 256 || 0 < ~send1 / 256 + 1)))) && ~mode2 == 1) && 0 <= ~r1) || ((((((~r1 <= 0 && 0 <= ~send1) && ~mode1 == 256 * (~mode1 / 256)) && ~mode2 == 256 * (~mode2 / 256)) && ~send1 <= 127) && 0 == ~nomsg + 1) && 0 <= ~r1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 54.99 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.42 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 1433.63 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * CodeCheck took 55714.15 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 571.5 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: -38.5 MB). Peak memory consumption was 533.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-28_11-42-13-073.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-42-13-073.csv Received shutdown request...