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.5.1.ufo.BOUNDED-10.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:05:19,749 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:05:19,753 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:05:19,768 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:05:19,768 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:05:19,769 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:05:19,771 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:05:19,772 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:05:19,774 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:05:19,775 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:05:19,776 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:05:19,776 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:05:19,777 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:05:19,778 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:05:19,779 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:05:19,780 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:05:19,781 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:05:19,783 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:05:19,785 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:05:19,786 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:05:19,792 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:05:19,794 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:05:19,797 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:05:19,797 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:05:19,797 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:05:19,802 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:05:19,803 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:05:19,804 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:05:19,808 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:05:19,809 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:05:19,809 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:05:19,810 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:05:19,810 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:05:19,810 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:05:19,813 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:05:19,814 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:05:19,814 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 [2018-09-28 11:05:19,843 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:05:19,843 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:05:19,844 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:05:19,844 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:05:19,844 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:05:19,845 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:05:19,845 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:05:19,845 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:05:19,845 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:05:19,845 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:05:19,846 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:05:19,846 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:05:19,846 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:05:19,846 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:05:19,846 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:05:19,847 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:05:19,847 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:05:19,847 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:05:19,847 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:05:19,849 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:05:19,849 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:05:19,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:05:19,849 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:05:19,849 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:05:19,850 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:05:19,850 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:05:19,850 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:05:19,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:05:19,850 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:05:19,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:05:19,933 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:05:19,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:05:19,941 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:05:19,941 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:05:19,942 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl [2018-09-28 11:05:19,942 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl' [2018-09-28 11:05:20,036 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:05:20,039 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:05:20,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:05:20,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:05:20,040 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:05:20,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... [2018-09-28 11:05:20,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... [2018-09-28 11:05:20,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:05:20,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:05:20,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:05:20,086 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:05:20,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... [2018-09-28 11:05:20,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... [2018-09-28 11:05:20,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... [2018-09-28 11:05:20,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... [2018-09-28 11:05:20,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... [2018-09-28 11:05:20,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... [2018-09-28 11:05:20,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... [2018-09-28 11:05:20,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:05:20,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:05:20,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:05:20,122 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:05:20,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:05:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:05:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 11:05:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 11:05:21,459 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 11:05:21,460 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:05:21 BoogieIcfgContainer [2018-09-28 11:05:21,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:05:21,462 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:05:21,462 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:05:21,474 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:05:21,474 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:05:21" (1/1) ... [2018-09-28 11:05:21,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 11:05:21,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:21,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-28 11:05:21,521 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-28 11:05:21,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:05:21,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:21,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:22,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:22,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-28 11:05:22,104 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-28 11:05:22,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:05:22,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:22,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:23,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:23,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-28 11:05:23,534 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-28 11:05:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:05:23,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:24,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:24,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-28 11:05:24,657 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-28 11:05:24,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:05:24,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:24,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:26,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:26,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-09-28 11:05:26,132 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-09-28 11:05:26,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:05:26,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:26,635 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-28 11:05:27,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:27,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-09-28 11:05:27,629 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-09-28 11:05:27,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:05:27,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:28,648 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:30,009 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2018-09-28 11:05:30,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-09-28 11:05:30,902 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-09-28 11:05:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:05:30,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:33,166 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:34,530 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2018-09-28 11:05:35,988 WARN L178 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2018-09-28 11:05:36,700 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2018-09-28 11:05:37,343 WARN L178 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 22 [2018-09-28 11:05:37,621 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-09-28 11:05:37,989 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-09-28 11:05:38,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:38,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-09-28 11:05:38,072 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-09-28 11:05:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:05:38,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 44 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-28 11:05:38,709 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2018-09-28 11:05:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2018-09-28 11:05:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2018-09-28 11:05:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:05:39,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-09-28 11:05:41,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:41,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-09-28 11:05:41,273 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-09-28 11:05:41,273 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-28 11:05:41,273 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-09-28 11:05:41,289 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-09-28 11:05:41,308 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.09 11:05:41 ImpRootNode [2018-09-28 11:05:41,308 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-28 11:05:41,309 INFO L168 Benchmark]: Toolchain (without parser) took 21272.74 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 133.7 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 367.1 MB). Peak memory consumption was 500.8 MB. Max. memory is 7.1 GB. [2018-09-28 11:05:41,313 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:05:41,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:05:41,315 INFO L168 Benchmark]: Boogie Preprocessor took 34.83 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:05:41,316 INFO L168 Benchmark]: RCFGBuilder took 1338.67 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-09-28 11:05:41,318 INFO L168 Benchmark]: CodeCheck took 19846.08 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 133.7 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 303.7 MB). Peak memory consumption was 437.4 MB. Max. memory is 7.1 GB. [2018-09-28 11:05:41,324 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, 19 locations, 1 error locations. SAFE Result, 19.7s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 256 SDtfs, 2424 SDslu, 512 SDs, 0 SdLazy, 16486 SolverSat, 4278 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 105 ConstructedInterpolants, 0 QuantifiedInterpolants, 9699 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 123/288 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: 467]: 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: 310]: Loop Invariant Derived loop invariant: ((((~mode1 == 1 && ~r1 <= 0) && ~mode4 == 1) && 0 <= ~r1) && !(~p3_old == ~nomsg)) || (((((((~r1 <= 0 && ~send3 <= 127) && ~mode3 == 256 * (~mode3 / 256)) && ~mode1 == 256 * (~mode1 / 256)) && 0 == ~nomsg + 1) && ~mode4 == 256 * (~mode4 / 256)) && 0 <= ~send3) && 0 <= ~r1) - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: ((((~mode1 == 1 && ~r1 <= 0) && ~mode4 == 1) && assert_~arg == 1) && 0 <= ~r1) && !(~p3_old == ~nomsg) * 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 45.92 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 34.83 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 1338.67 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * CodeCheck took 19846.08 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 133.7 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 303.7 MB). Peak memory consumption was 437.4 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.5.1.ufo.BOUNDED-10.pals.c_11.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-28_11-05-41-347.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-05-41-347.csv Received shutdown request...