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 0.1.23-9f4048f-m [2018-10-04 15:00:15,727 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 15:00:15,729 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 15:00:15,747 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 15:00:15,747 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 15:00:15,748 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 15:00:15,750 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 15:00:15,752 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 15:00:15,761 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 15:00:15,764 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 15:00:15,765 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 15:00:15,765 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 15:00:15,766 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 15:00:15,767 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 15:00:15,768 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 15:00:15,771 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 15:00:15,772 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 15:00:15,775 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 15:00:15,777 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 15:00:15,780 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 15:00:15,783 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 15:00:15,784 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 15:00:15,786 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 15:00:15,787 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 15:00:15,788 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 15:00:15,789 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 15:00:15,790 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 15:00:15,791 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 15:00:15,791 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 15:00:15,794 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 15:00:15,795 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 15:00:15,796 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 15:00:15,797 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 15:00:15,797 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 15:00:15,800 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 15:00:15,801 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 15:00:15,801 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 15:00:15,827 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 15:00:15,827 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 15:00:15,828 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 15:00:15,828 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 15:00:15,829 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 15:00:15,829 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 15:00:15,829 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 15:00:15,830 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 15:00:15,830 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 15:00:15,830 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 15:00:15,830 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 15:00:15,830 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 15:00:15,830 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 15:00:15,832 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 15:00:15,832 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 15:00:15,832 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 15:00:15,832 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 15:00:15,832 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 15:00:15,833 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 15:00:15,833 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 15:00:15,833 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 15:00:15,833 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 15:00:15,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 15:00:15,834 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 15:00:15,835 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 15:00:15,835 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 15:00:15,835 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 15:00:15,835 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 15:00:15,836 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 15:00:15,836 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 15:00:15,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 15:00:15,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 15:00:15,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 15:00:15,921 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 15:00:15,922 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 15:00:15,923 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl [2018-10-04 15:00:15,923 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl' [2018-10-04 15:00:16,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 15:00:16,020 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 15:00:16,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 15:00:16,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 15:00:16,021 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 15:00:16,042 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 04.10 03:00:16" (1/1) ... [2018-10-04 15:00:16,070 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 04.10 03:00:16" (1/1) ... [2018-10-04 15:00:16,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 15:00:16,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 15:00:16,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 15:00:16,083 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 15:00:16,095 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 04.10 03:00:16" (1/1) ... [2018-10-04 15:00:16,095 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 04.10 03:00:16" (1/1) ... [2018-10-04 15:00:16,105 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 04.10 03:00:16" (1/1) ... [2018-10-04 15:00:16,106 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 04.10 03:00:16" (1/1) ... [2018-10-04 15:00:16,126 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 04.10 03:00:16" (1/1) ... [2018-10-04 15:00:16,136 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 04.10 03:00:16" (1/1) ... [2018-10-04 15:00:16,141 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 04.10 03:00:16" (1/1) ... [2018-10-04 15:00:16,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 15:00:16,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 15:00:16,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 15:00:16,154 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 15:00:16,158 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 04.10 03:00:16" (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 [2018-10-04 15:00:16,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 15:00:16,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 15:00:17,670 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 15:00:17,671 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 04.10 03:00:17 BoogieIcfgContainer [2018-10-04 15:00:17,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 15:00:17,671 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 15:00:17,673 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 15:00:17,685 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 15:00:17,685 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 04.10 03:00:17" (1/1) ... [2018-10-04 15:00:17,705 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 15:00:17,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:17,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 15:00:17,750 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 15:00:17,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 15:00:17,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:18,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:18,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 15:00:18,725 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 15:00:18,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 15:00:18,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:18,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:20,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:20,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-04 15:00:20,566 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-04 15:00:20,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 15:00:20,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:21,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-04 15:00:22,639 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-04 15:00:22,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 15:00:22,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:24,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 17 states and 34 transitions. [2018-10-04 15:00:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 34 transitions. [2018-10-04 15:00:24,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 15:00:24,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:25,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-04 15:00:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-04 15:00:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 15:00:25,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:25,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:25,847 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:31,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:31,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-10-04 15:00:31,754 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-10-04 15:00:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 15:00:31,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:35,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-10-04 15:00:35,019 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-10-04 15:00:35,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 15:00:35,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:36,552 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:39,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:39,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2018-10-04 15:00:39,797 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2018-10-04 15:00:39,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 15:00:39,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:40,233 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:41,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:41,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-04 15:00:41,095 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-04 15:00:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 15:00:41,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:44,537 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:54,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:54,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 70 transitions. [2018-10-04 15:00:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 70 transitions. [2018-10-04 15:00:54,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 15:00:54,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:00:57,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:00:57,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 35 states and 71 transitions. [2018-10-04 15:00:57,596 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 71 transitions. [2018-10-04 15:00:57,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 15:00:57,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:00:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:00:58,650 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-10-04 15:01:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:01:01,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-10-04 15:01:01,263 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-10-04 15:01:01,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-04 15:01:01,264 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2018-10-04 15:01:01,275 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-04 15:01:01,474 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 29 [2018-10-04 15:01:01,474 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-10-04 15:01:01,484 INFO L582 CodeCheckObserver]: Invariant with dag size 29 [2018-10-04 15:01:01,489 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 04.10 03:01:01 ImpRootNode [2018-10-04 15:01:01,489 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 15:01:01,490 INFO L168 Benchmark]: Toolchain (without parser) took 45471.91 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 207.6 MB). Free memory was 1.5 GB in the beginning and 952.3 MB in the end (delta: 519.6 MB). Peak memory consumption was 727.2 MB. Max. memory is 7.1 GB. [2018-10-04 15:01:01,493 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 15:01:01,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.69 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 15:01:01,496 INFO L168 Benchmark]: Boogie Preprocessor took 68.50 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 15:01:01,497 INFO L168 Benchmark]: RCFGBuilder took 1517.12 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-10-04 15:01:01,498 INFO L168 Benchmark]: CodeCheck took 43817.83 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 207.6 MB). Free memory was 1.4 GB in the beginning and 952.3 MB in the end (delta: 435.0 MB). Peak memory consumption was 642.7 MB. Max. memory is 7.1 GB. [2018-10-04 15:01:01,504 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, 43.5s OverallTime, 13 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2048 SDtfs, 16388 SDslu, 4096 SDs, 0 SdLazy, 121498 SolverSat, 30566 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1914 GetRequests, 1621 SyntacticMatches, 95 SemanticMatches, 198 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 36.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 9.2s 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) && !(~p1_old == ~nomsg)) && ~mode2 == 1) && 0 <= ~r1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: ((((~mode1 == 1 && ~r1 <= 0) && !(~p1_old == ~nomsg)) && ~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 0.24 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 61.69 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 68.50 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 1517.12 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * CodeCheck took 43817.83 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 207.6 MB). Free memory was 1.4 GB in the beginning and 952.3 MB in the end (delta: 435.0 MB). Peak memory consumption was 642.7 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-0-2018-10-04_15-01-01-525.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-0-2018-10-04_15-01-01-525.csv Received shutdown request...