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 0.1.23-1cc990c [2018-10-01 02:20:11,515 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:20:11,517 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:20:11,533 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:20:11,533 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:20:11,535 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:20:11,536 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:20:11,538 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:20:11,540 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:20:11,541 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:20:11,544 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:20:11,544 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:20:11,546 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:20:11,547 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:20:11,550 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:20:11,556 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:20:11,557 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:20:11,562 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:20:11,565 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:20:11,567 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:20:11,568 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:20:11,571 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:20:11,576 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:20:11,577 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:20:11,577 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:20:11,578 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:20:11,579 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:20:11,580 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:20:11,581 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:20:11,583 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:20:11,584 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:20:11,585 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:20:11,585 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:20:11,586 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:20:11,587 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:20:11,587 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:20:11,589 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 02:20:11,614 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:20:11,615 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:20:11,618 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:20:11,619 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:20:11,619 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:20:11,620 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:20:11,620 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:20:11,620 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:20:11,620 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:20:11,621 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:20:11,621 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:20:11,621 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:20:11,621 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:20:11,622 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:20:11,623 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:20:11,623 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:20:11,623 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:20:11,623 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:20:11,624 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:20:11,624 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:20:11,624 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:20:11,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:20:11,626 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:20:11,626 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:20:11,626 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:20:11,627 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:20:11,627 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:20:11,627 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:20:11,627 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:20:11,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:20:11,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:20:11,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:20:11,701 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:20:11,702 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:20:11,703 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl [2018-10-01 02:20:11,703 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl' [2018-10-01 02:20:11,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:20:11,816 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:20:11,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:20:11,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:20:11,817 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:20:11,837 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 01.10 02:20:11" (1/1) ... [2018-10-01 02:20:11,856 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 01.10 02:20:11" (1/1) ... [2018-10-01 02:20:11,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:20:11,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:20:11,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:20:11,874 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:20:11,885 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 01.10 02:20:11" (1/1) ... [2018-10-01 02:20:11,886 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 01.10 02:20:11" (1/1) ... [2018-10-01 02:20:11,891 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 01.10 02:20:11" (1/1) ... [2018-10-01 02:20:11,891 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 01.10 02:20:11" (1/1) ... [2018-10-01 02:20:11,914 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 01.10 02:20:11" (1/1) ... [2018-10-01 02:20:11,920 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 01.10 02:20:11" (1/1) ... [2018-10-01 02:20:11,923 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 01.10 02:20:11" (1/1) ... [2018-10-01 02:20:11,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:20:11,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:20:11,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:20:11,936 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:20:11,937 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 01.10 02:20:11" (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 02:20:12,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 02:20:12,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 02:20:13,263 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 02:20:13,263 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 01.10 02:20:13 BoogieIcfgContainer [2018-10-01 02:20:13,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:20:13,264 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:20:13,264 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:20:13,276 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:20:13,276 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 01.10 02:20:13" (1/1) ... [2018-10-01 02:20:13,288 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:20:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:13,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-01 02:20:13,325 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-01 02:20:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:20:13,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:13,744 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 02:20:13,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:13,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-01 02:20:13,996 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-01 02:20:13,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:20:13,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:14,346 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 02:20:15,233 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2018-10-01 02:20:15,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:15,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-01 02:20:15,473 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-01 02:20:15,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:20:15,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:15,753 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:20:16,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-01 02:20:16,553 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-01 02:20:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:20:16,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:16,913 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 02:20:18,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-01 02:20:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-01 02:20:18,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:20:18,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-01 02:20:19,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-10-01 02:20:19,580 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-10-01 02:20:19,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:20:19,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:20,281 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 02:20:21,777 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2018-10-01 02:20:22,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:22,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-10-01 02:20:22,657 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-10-01 02:20:22,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:20:22,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:24,792 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 02:20:26,011 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2018-10-01 02:20:26,495 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-10-01 02:20:27,742 WARN L178 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2018-10-01 02:20:28,465 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2018-10-01 02:20:29,040 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 22 [2018-10-01 02:20:29,315 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-10-01 02:20:29,688 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-10-01 02:20:29,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:29,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-01 02:20:29,775 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-01 02:20:29,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 02:20:29,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:29,959 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 44 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-01 02:20:31,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:31,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2018-10-01 02:20:31,247 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2018-10-01 02:20:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:20:31,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:20:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:20:31,927 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-10-01 02:20:32,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:20:32,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-10-01 02:20:32,734 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-10-01 02:20:32,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-01 02:20:32,735 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-10-01 02:20:32,744 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-01 02:20:32,757 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 01.10 02:20:32 ImpRootNode [2018-10-01 02:20:32,758 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-01 02:20:32,762 INFO L168 Benchmark]: Toolchain (without parser) took 20948.45 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 125.8 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 368.3 MB). Peak memory consumption was 494.1 MB. Max. memory is 7.1 GB. [2018-10-01 02:20:32,763 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:20:32,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.00 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 02:20:32,765 INFO L168 Benchmark]: Boogie Preprocessor took 61.79 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 02:20:32,766 INFO L168 Benchmark]: RCFGBuilder took 1328.25 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 02:20:32,769 INFO L168 Benchmark]: CodeCheck took 19493.64 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 125.8 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 294.3 MB). Peak memory consumption was 420.1 MB. Max. memory is 7.1 GB. [2018-10-01 02:20:32,776 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, 19.4s 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, 5.8s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.7s 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 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 56.00 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 61.79 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 1328.25 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 19493.64 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 125.8 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 294.3 MB). Peak memory consumption was 420.1 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-0-2018-10-01_02-20-32-793.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-0-2018-10-01_02-20-32-793.csv Received shutdown request...