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.ufo.BOUNDED-10.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:45:01,583 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:45:01,585 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:45:01,597 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:45:01,597 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:45:01,598 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:45:01,600 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:45:01,602 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:45:01,603 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:45:01,604 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:45:01,605 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:45:01,605 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:45:01,606 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:45:01,607 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:45:01,609 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:45:01,609 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:45:01,610 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:45:01,612 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:45:01,614 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:45:01,616 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:45:01,617 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:45:01,618 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:45:01,621 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:45:01,621 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:45:01,621 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:45:01,622 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:45:01,623 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:45:01,624 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:45:01,625 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:45:01,626 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:45:01,626 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:45:01,627 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:45:01,627 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:45:01,627 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:45:01,628 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:45:01,629 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:45:01,629 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 [2018-10-02 12:45:01,658 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:45:01,658 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:45:01,659 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:45:01,659 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:45:01,660 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:45:01,660 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:45:01,660 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:45:01,661 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:45:01,661 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:45:01,661 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:45:01,661 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:45:01,664 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:45:01,664 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:45:01,664 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:45:01,664 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:45:01,665 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:45:01,665 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:45:01,665 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:45:01,665 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:45:01,665 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:45:01,666 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:45:01,666 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:45:01,666 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:45:01,666 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:45:01,668 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:45:01,668 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:45:01,668 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:45:01,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:45:01,668 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:45:01,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:45:01,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:45:01,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:45:01,756 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:45:01,756 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:45:01,757 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl [2018-10-02 12:45:01,758 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl' [2018-10-02 12:45:01,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:45:01,871 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:45:01,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:45:01,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:45:01,872 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:45:01,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (1/1) ... [2018-10-02 12:45:01,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (1/1) ... [2018-10-02 12:45:01,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:45:01,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:45:01,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:45:01,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:45:01,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (1/1) ... [2018-10-02 12:45:01,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (1/1) ... [2018-10-02 12:45:01,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (1/1) ... [2018-10-02 12:45:01,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (1/1) ... [2018-10-02 12:45:01,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (1/1) ... [2018-10-02 12:45:01,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (1/1) ... [2018-10-02 12:45:01,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (1/1) ... [2018-10-02 12:45:01,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:45:01,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:45:01,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:45:01,987 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:45:01,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:01" (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 [2018-10-02 12:45:02,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-02 12:45:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-02 12:45:03,266 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-02 12:45:03,267 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:45:03 BoogieIcfgContainer [2018-10-02 12:45:03,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:45:03,268 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:45:03,268 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:45:03,280 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:45:03,280 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:45:03" (1/1) ... [2018-10-02 12:45:03,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:45:03,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:03,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-02 12:45:03,336 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-02 12:45:03,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:45:03,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:03,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:45:04,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:04,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-02 12:45:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-02 12:45:04,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 12:45:04,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:45:05,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:05,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-02 12:45:05,369 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-02 12:45:05,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:45:05,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:05,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:45:06,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:06,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-02 12:45:06,642 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-02 12:45:06,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:45:06,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:45:09,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:09,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 21 states and 42 transitions. [2018-10-02 12:45:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 42 transitions. [2018-10-02 12:45:09,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:45:09,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:45:09,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:09,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-10-02 12:45:09,517 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-10-02 12:45:09,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:45:09,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:10,896 WARN L178 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2018-10-02 12:45:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:45:11,993 WARN L178 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2018-10-02 12:45:12,245 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-10-02 12:45:12,646 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-10-02 12:45:12,975 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2018-10-02 12:45:13,508 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-10-02 12:45:14,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:14,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 26 states and 54 transitions. [2018-10-02 12:45:14,208 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 54 transitions. [2018-10-02 12:45:14,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:45:14,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:14,933 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:45:15,803 WARN L178 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2018-10-02 12:45:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 27 states and 55 transitions. [2018-10-02 12:45:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 55 transitions. [2018-10-02 12:45:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:45:16,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:18,044 WARN L178 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 17 [2018-10-02 12:45:18,048 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-02 12:45:18,698 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-10-02 12:45:20,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-10-02 12:45:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-10-02 12:45:20,301 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-02 12:45:20,301 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-10-02 12:45:20,318 INFO L760 CodeCheckObserver]: 0 DeclaredPredicates, 988 GetRequests, 827 SyntacticMatches, 37 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7488 ImplicationChecksByTransitivity, 13.9s TimeCoverageRelationStatistics Valid=3005, Invalid=12745, Unknown=0, NotChecked=0, Total=15750 [2018-10-02 12:45:20,323 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-02 12:45:20,337 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.10 12:45:20 ImpRootNode [2018-10-02 12:45:20,337 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-02 12:45:20,338 INFO L168 Benchmark]: Toolchain (without parser) took 18471.86 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 37.7 MB). Free memory was 1.5 GB in the beginning and 900.7 MB in the end (delta: 555.5 MB). Peak memory consumption was 593.3 MB. Max. memory is 7.1 GB. [2018-10-02 12:45:20,343 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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. [2018-10-02 12:45:20,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.73 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. [2018-10-02 12:45:20,345 INFO L168 Benchmark]: Boogie Preprocessor took 58.83 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. [2018-10-02 12:45:20,347 INFO L168 Benchmark]: RCFGBuilder took 1280.68 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. [2018-10-02 12:45:20,348 INFO L168 Benchmark]: CodeCheck took 17069.26 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 37.7 MB). Free memory was 1.4 GB in the beginning and 900.7 MB in the end (delta: 481.5 MB). Peak memory consumption was 519.3 MB. Max. memory is 7.1 GB. [2018-10-02 12:45:20,354 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, 16.9s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 128 SDtfs, 1180 SDslu, 256 SDs, 0 SdLazy, 8418 SolverSat, 2070 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 9382 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 56/148 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: (((((((~r1 <= 0 && ~send3 <= 127) && ~mode3 == 256 * (~mode3 / 256)) && ~mode1 == 256 * (~mode1 / 256)) && 0 == ~nomsg + 1) && ~mode4 == 256 * (~mode4 / 256)) && 0 <= ~send3) && 0 <= ~r1) || (((((((~r1 <= 0 && !(~send3 == 256 * (~send3 / 256) + 255)) && 1 <= ~mode4) && 1 <= ~mode1) && ~mode1 <= 1) && ~mode4 <= 1) && 0 <= ~r1) && !(~p3_old == ~nomsg)) - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: ((((((((assert_~arg <= 1 && ~r1 <= 0) && !(~send3 == 256 * (~send3 / 256) + 255)) && 1 <= ~mode4) && 1 <= ~mode1) && ~mode1 <= 1) && ~mode4 <= 1) && 1 <= assert_~arg) && 0 <= ~r1) && !(~p3_old == ~nomsg) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 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 55.73 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 58.83 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 1280.68 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 17069.26 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 37.7 MB). Free memory was 1.4 GB in the beginning and 900.7 MB in the end (delta: 481.5 MB). Peak memory consumption was 519.3 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.ufo.BOUNDED-10.pals.c_11.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-02_12-45-20-379.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_11.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-45-20-379.csv Received shutdown request...