java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:16:02,745 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:16:02,747 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:16:02,759 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:16:02,759 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:16:02,760 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:16:02,762 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:16:02,766 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:16:02,767 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:16:02,768 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:16:02,769 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:16:02,769 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:16:02,770 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:16:02,771 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:16:02,772 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:16:02,773 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:16:02,774 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:16:02,778 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:16:02,783 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:16:02,784 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:16:02,786 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:16:02,789 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:16:02,794 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:16:02,795 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:16:02,795 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:16:02,796 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:16:02,800 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:16:02,801 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:16:02,801 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:16:02,805 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:16:02,805 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:16:02,806 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:16:02,806 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:16:02,806 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:16:02,808 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:16:02,810 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:16:02,810 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-04 10:16:02,838 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:16:02,838 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:16:02,839 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:16:02,839 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:16:02,839 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:16:02,840 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:16:02,840 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:16:02,840 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:16:02,840 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:16:02,840 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:16:02,841 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:16:02,841 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:16:02,841 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:16:02,841 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:16:02,841 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:16:02,841 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:16:02,842 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:16:02,842 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:16:02,842 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:16:02,842 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:16:02,842 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:16:02,843 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:16:02,843 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:16:02,843 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:16:02,843 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:16:02,844 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:16:02,844 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:16:02,844 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:16:02,844 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:16:02,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:16:02,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:16:02,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:16:02,905 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:16:02,906 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:16:02,906 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl [2018-10-04 10:16:02,907 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl' [2018-10-04 10:16:03,001 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:16:03,002 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:16:03,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:16:03,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:16:03,003 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:16:03,023 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 10:16:02" (1/1) ... [2018-10-04 10:16:03,052 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 10:16:02" (1/1) ... [2018-10-04 10:16:03,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:16:03,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:16:03,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:16:03,063 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:16:03,075 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 10:16:02" (1/1) ... [2018-10-04 10:16:03,075 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 10:16:02" (1/1) ... [2018-10-04 10:16:03,080 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 10:16:02" (1/1) ... [2018-10-04 10:16:03,080 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 10:16:02" (1/1) ... [2018-10-04 10:16:03,103 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 10:16:02" (1/1) ... [2018-10-04 10:16:03,106 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 10:16:02" (1/1) ... [2018-10-04 10:16:03,109 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 10:16:02" (1/1) ... [2018-10-04 10:16:03,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:16:03,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:16:03,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:16:03,117 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:16:03,118 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 10:16:02" (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 10:16:03,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:16:03,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:16:04,541 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:16:04,542 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 10:16:04 BoogieIcfgContainer [2018-10-04 10:16:04,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:16:04,543 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:16:04,543 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:16:04,557 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:16:04,558 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 10:16:04" (1/1) ... [2018-10-04 10:16:04,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 10:16:04,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 10:16:04,623 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 10:16:04,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:16:04,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:05,182 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 10:16:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:05,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 10:16:05,533 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 10:16:05,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:16:05,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:05,804 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 10:16:06,679 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-04 10:16:06,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:06,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-04 10:16:06,735 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-04 10:16:06,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:16:06,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:07,354 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 10:16:08,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:08,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-04 10:16:08,246 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-04 10:16:08,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:16:08,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:08,644 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 10:16:09,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:09,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 17 states and 34 transitions. [2018-10-04 10:16:09,440 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 34 transitions. [2018-10-04 10:16:09,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:16:09,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:09,589 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 10:16:09,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:09,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-04 10:16:09,766 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-04 10:16:09,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:16:09,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:10,245 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 10:16:10,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:10,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-10-04 10:16:10,893 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-10-04 10:16:10,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:16:10,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:11,622 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 10:16:13,009 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-10-04 10:16:13,468 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2018-10-04 10:16:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:13,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-10-04 10:16:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-10-04 10:16:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:16:13,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:14,720 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 7 [2018-10-04 10:16:16,506 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 10:16:19,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:19,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2018-10-04 10:16:19,135 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2018-10-04 10:16:19,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:16:19,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:20,061 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 10:16:20,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:20,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-04 10:16:20,769 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-04 10:16:20,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:16:20,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:23,565 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-10-04 10:16:24,207 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 10:16:26,278 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-10-04 10:16:27,917 WARN L178 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-04 10:16:29,472 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 20 [2018-10-04 10:16:30,187 WARN L178 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2018-10-04 10:16:30,918 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 23 [2018-10-04 10:16:31,218 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2018-10-04 10:16:31,926 WARN L178 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-10-04 10:16:32,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:32,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 70 transitions. [2018-10-04 10:16:32,680 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 70 transitions. [2018-10-04 10:16:32,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:16:32,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:32,959 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 10:16:33,883 WARN L178 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 18 [2018-10-04 10:16:34,594 WARN L178 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2018-10-04 10:16:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:35,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 35 states and 71 transitions. [2018-10-04 10:16:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 71 transitions. [2018-10-04 10:16:35,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:16:35,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:16:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:16:35,996 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 10:16:36,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:16:36,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-10-04 10:16:36,933 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-10-04 10:16:36,933 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-04 10:16:36,934 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2018-10-04 10:16:36,944 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-04 10:16:37,011 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-10-04 10:16:37,019 INFO L582 CodeCheckObserver]: Invariant with dag size 29 [2018-10-04 10:16:37,020 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 10:16:37 ImpRootNode [2018-10-04 10:16:37,020 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 10:16:37,021 INFO L168 Benchmark]: Toolchain (without parser) took 34020.06 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 209.2 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 113.0 MB). Peak memory consumption was 322.2 MB. Max. memory is 7.1 GB. [2018-10-04 10:16:37,023 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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 10:16:37,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.49 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 10:16:37,024 INFO L168 Benchmark]: Boogie Preprocessor took 53.42 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. [2018-10-04 10:16:37,024 INFO L168 Benchmark]: RCFGBuilder took 1425.52 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 10:16:37,025 INFO L168 Benchmark]: CodeCheck took 32477.85 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 209.2 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 28.4 MB). Peak memory consumption was 237.6 MB. Max. memory is 7.1 GB. [2018-10-04 10:16:37,029 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, 32.3s OverallTime, 13 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2048 SDtfs, 16388 SDslu, 4096 SDs, 0 SdLazy, 120986 SolverSat, 30566 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1928 GetRequests, 1644 SyntacticMatches, 92 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19497 ImplicationChecksByTransitivity, 26.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 10.2s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 27262 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: ((((!(~p1_old == ~nomsg) && ~mode1 == 1) && ~r1 <= 0) && assert_~arg == 1) && ~mode2 == 1) && 0 <= ~r1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: ((((!(~p1_old == ~nomsg) && ~mode1 == 1) && ~r1 <= 0) && ~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 0.23 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 59.49 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 53.42 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 1425.52 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 32477.85 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 209.2 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 28.4 MB). Peak memory consumption was 237.6 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.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_10-16-37-042.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.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-16-37-042.csv Received shutdown request...