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 0.1.23-1cc990c [2018-10-01 02:20:26,669 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:20:26,671 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:20:26,683 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:20:26,683 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:20:26,684 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:20:26,686 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:20:26,688 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:20:26,690 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:20:26,691 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:20:26,692 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:20:26,692 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:20:26,693 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:20:26,694 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:20:26,695 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:20:26,696 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:20:26,697 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:20:26,700 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:20:26,702 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:20:26,704 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:20:26,706 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:20:26,707 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:20:26,710 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:20:26,711 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:20:26,711 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:20:26,712 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:20:26,713 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:20:26,714 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:20:26,715 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:20:26,716 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:20:26,717 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:20:26,721 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:20:26,721 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:20:26,721 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:20:26,724 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:20:26,725 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:20:26,726 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 [2018-10-01 02:20:26,757 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:20:26,757 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:20:26,758 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:20:26,759 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:20:26,760 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:20:26,760 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:20:26,760 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:20:26,761 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:20:26,761 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:20:26,761 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:20:26,761 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:20:26,761 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:20:26,763 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:20:26,763 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:20:26,763 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:20:26,764 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:20:26,764 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:20:26,764 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:20:26,764 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:20:26,766 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:20:26,766 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:20:26,766 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:20:26,766 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:20:26,766 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:20:26,767 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:20:26,767 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:20:26,767 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:20:26,767 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:20:26,767 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:20:26,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:20:26,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:20:26,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:20:26,848 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:20:26,849 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:20:26,850 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl [2018-10-01 02:20:26,850 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl' [2018-10-01 02:20:26,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:20:26,934 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:20:26,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:20:26,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:20:26,935 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:20:26,954 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 01.10 02:20:26" (1/1) ... [2018-10-01 02:20:26,974 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 01.10 02:20:26" (1/1) ... [2018-10-01 02:20:26,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:20:26,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:20:26,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:20:26,985 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:20:26,998 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 01.10 02:20:26" (1/1) ... [2018-10-01 02:20:26,998 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 01.10 02:20:26" (1/1) ... [2018-10-01 02:20:27,010 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 01.10 02:20:26" (1/1) ... [2018-10-01 02:20:27,011 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 01.10 02:20:26" (1/1) ... [2018-10-01 02:20:27,036 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 01.10 02:20:26" (1/1) ... [2018-10-01 02:20:27,039 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 01.10 02:20:26" (1/1) ... [2018-10-01 02:20:27,046 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 01.10 02:20:26" (1/1) ... [2018-10-01 02:20:27,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:20:27,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:20:27,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:20:27,052 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:20:27,053 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 01.10 02:20:26" (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 [2018-10-01 02:20:27,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 02:20:27,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 02:20:28,457 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 02:20:28,458 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 01.10 02:20:28 BoogieIcfgContainer [2018-10-01 02:20:28,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:20:28,459 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:20:28,459 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:20:28,471 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:20:28,472 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 01.10 02:20:28" (1/1) ... [2018-10-01 02:20:28,485 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:20:28,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:28,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-01 02:20:28,529 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-01 02:20:28,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:20:28,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:28,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:29,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:29,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-01 02:20:29,334 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-01 02:20:29,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:20:29,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:29,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:29,973 WARN L178 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 10 [2018-10-01 02:20:30,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:30,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-01 02:20:30,730 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-01 02:20:30,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:20:30,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:31,104 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:32,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-01 02:20:32,055 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-01 02:20:32,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:20:32,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:32,473 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:33,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:33,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 17 states and 34 transitions. [2018-10-01 02:20:33,319 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 34 transitions. [2018-10-01 02:20:33,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:20:33,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:33,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:33,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-01 02:20:33,706 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-01 02:20:33,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:20:33,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:34,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:34,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-10-01 02:20:34,743 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-10-01 02:20:34,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:20:34,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:36,949 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-10-01 02:20:37,405 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2018-10-01 02:20:37,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:37,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-10-01 02:20:37,644 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-10-01 02:20:37,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:20:37,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:38,703 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 7 [2018-10-01 02:20:40,334 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:40,953 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-10-01 02:20:43,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2018-10-01 02:20:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2018-10-01 02:20:43,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:20:43,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:44,455 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-01 02:20:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-01 02:20:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:20:44,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:47,448 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-10-01 02:20:48,073 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:50,103 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-10-01 02:20:51,713 WARN L178 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-01 02:20:53,268 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 20 [2018-10-01 02:20:53,946 WARN L178 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2018-10-01 02:20:54,674 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 23 [2018-10-01 02:20:54,979 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2018-10-01 02:20:55,600 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-10-01 02:20:56,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:56,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 70 transitions. [2018-10-01 02:20:56,355 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 70 transitions. [2018-10-01 02:20:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:20:56,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:56,661 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:57,348 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2018-10-01 02:20:57,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:57,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 35 states and 71 transitions. [2018-10-01 02:20:57,636 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 71 transitions. [2018-10-01 02:20:57,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 02:20:57,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:59,245 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-10-01 02:21:00,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:21:00,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-10-01 02:21:00,209 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-10-01 02:21:00,209 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-01 02:21:00,209 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-10-01 02:21:00,219 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-01 02:21:00,231 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 01.10 02:21:00 ImpRootNode [2018-10-01 02:21:00,231 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-01 02:21:00,232 INFO L168 Benchmark]: Toolchain (without parser) took 33301.85 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 207.1 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 113.7 MB). Peak memory consumption was 320.8 MB. Max. memory is 7.1 GB. [2018-10-01 02:21:00,234 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:21:00,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.89 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. [2018-10-01 02:21:00,235 INFO L168 Benchmark]: Boogie Preprocessor took 66.01 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. [2018-10-01 02:21:00,235 INFO L168 Benchmark]: RCFGBuilder took 1406.94 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. [2018-10-01 02:21:00,236 INFO L168 Benchmark]: CodeCheck took 31772.56 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 207.1 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 39.7 MB). Peak memory consumption was 246.8 MB. Max. memory is 7.1 GB. [2018-10-01 02:21:00,243 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, 31.7s 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, 13.1s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 10.3s 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 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 49.89 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 66.01 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 1406.94 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 31772.56 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 207.1 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 39.7 MB). Peak memory consumption was 246.8 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-0-2018-10-01_02-21-00-261.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-0-2018-10-01_02-21-00-261.csv Received shutdown request...