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.6.2.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:45:22,814 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:45:22,816 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:45:22,829 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:45:22,829 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:45:22,830 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:45:22,831 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:45:22,833 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:45:22,835 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:45:22,835 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:45:22,836 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:45:22,837 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:45:22,838 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:45:22,839 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:45:22,840 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:45:22,840 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:45:22,841 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:45:22,843 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:45:22,845 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:45:22,847 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:45:22,848 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:45:22,849 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:45:22,851 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:45:22,851 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:45:22,852 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:45:22,853 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:45:22,853 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:45:22,854 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:45:22,855 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:45:22,856 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:45:22,856 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:45:22,857 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:45:22,857 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:45:22,858 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:45:22,859 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:45:22,859 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:45:22,859 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 12:45:22,875 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:45:22,875 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:45:22,878 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:45:22,878 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:45:22,879 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:45:22,879 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:45:22,879 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:45:22,879 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:45:22,879 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:45:22,880 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:45:22,880 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:45:22,880 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:45:22,880 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:45:22,883 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:45:22,883 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:45:22,883 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:45:22,884 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:45:22,884 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:45:22,884 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:45:22,884 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:45:22,884 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:45:22,885 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:45:22,885 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:45:22,885 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:45:22,885 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:45:22,887 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:45:22,887 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:45:22,887 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:45:22,887 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:45:22,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:45:22,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:45:22,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:45:22,961 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:45:22,961 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:45:22,962 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl [2018-10-02 12:45:22,962 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl' [2018-10-02 12:45:23,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:45:23,054 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:45:23,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:45:23,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:45:23,056 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:45:23,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (1/1) ... [2018-10-02 12:45:23,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (1/1) ... [2018-10-02 12:45:23,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:45:23,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:45:23,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:45:23,122 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:45:23,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (1/1) ... [2018-10-02 12:45:23,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (1/1) ... [2018-10-02 12:45:23,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (1/1) ... [2018-10-02 12:45:23,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (1/1) ... [2018-10-02 12:45:23,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (1/1) ... [2018-10-02 12:45:23,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (1/1) ... [2018-10-02 12:45:23,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (1/1) ... [2018-10-02 12:45:23,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:45:23,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:45:23,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:45:23,171 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:45:23,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:45:23" (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 12:45:23,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-02 12:45:23,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-02 12:45:24,643 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-02 12:45:24,644 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:45:24 BoogieIcfgContainer [2018-10-02 12:45:24,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:45:24,645 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:45:24,645 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:45:24,657 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:45:24,657 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:45:24" (1/1) ... [2018-10-02 12:45:24,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:45:24,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:24,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-02 12:45:24,710 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-02 12:45:24,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:45:24,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:25,195 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 12:45:25,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:25,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-02 12:45:25,561 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-02 12:45:25,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 12:45:25,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:25,909 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 12:45:26,506 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-02 12:45:26,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:26,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-02 12:45:26,763 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-02 12:45:26,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:45:26,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:45:27,266 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-02 12:45:28,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:28,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-02 12:45:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-02 12:45:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:45:28,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:28,474 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 12:45:29,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:29,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-02 12:45:29,608 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-02 12:45:29,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:45:29,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:29,957 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:45:31,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-10-02 12:45:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-10-02 12:45:31,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:45:31,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:31,764 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 12:45:33,552 WARN L178 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 23 [2018-10-02 12:45:37,030 WARN L178 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 23 [2018-10-02 12:45:38,602 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2018-10-02 12:45:39,575 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-10-02 12:45:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:39,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2018-10-02 12:45:39,687 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2018-10-02 12:45:39,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:45:39,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 27 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-02 12:45:43,946 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-10-02 12:45:44,842 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-02 12:45:45,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:45,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-10-02 12:45:45,108 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-10-02 12:45:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:45:45,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:45:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:45:45,901 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 12:45:46,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:45:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-10-02 12:45:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-10-02 12:45:46,927 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-02 12:45:46,927 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-10-02 12:45:46,946 INFO L760 CodeCheckObserver]: 0 DeclaredPredicates, 988 GetRequests, 832 SyntacticMatches, 22 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8680 ImplicationChecksByTransitivity, 18.7s TimeCoverageRelationStatistics Valid=3757, Invalid=14603, Unknown=0, NotChecked=0, Total=18360 [2018-10-02 12:45:46,950 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-02 12:45:46,963 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.10 12:45:46 ImpRootNode [2018-10-02 12:45:46,963 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-02 12:45:46,965 INFO L168 Benchmark]: Toolchain (without parser) took 23913.18 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 112.2 MB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -97.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:45:46,966 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 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 12:45:46,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.12 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 12:45:46,967 INFO L168 Benchmark]: Boogie Preprocessor took 48.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:45:46,968 INFO L168 Benchmark]: RCFGBuilder took 1474.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-10-02 12:45:46,969 INFO L168 Benchmark]: CodeCheck took 22318.30 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 112.2 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -181.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:45:46,973 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, 22.2s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 128 SDtfs, 1168 SDslu, 256 SDs, 0 SdLazy, 8218 SolverSat, 2170 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 88 NumberOfCodeBlocks, 88 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 80 ConstructedInterpolants, 0 QuantifiedInterpolants, 6890 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 70/168 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: 543]: 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: 365]: Loop Invariant Derived loop invariant: (((((((~r1 <= 0 && ~mode3 == 256 * (~mode3 / 256)) && ~mode1 == 256 * (~mode1 / 256)) && ~send2 <= 127) && ~mode2 == 256 * (~mode2 / 256)) && 0 <= ~send2) && 0 == ~nomsg + 1) && 0 <= ~r1) || ((((~mode1 == 1 && ~r1 <= 0) && !(~p2_old == ~nomsg)) && ~mode3 == 1) && 0 <= ~r1) - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: ((((~mode1 == 1 && ~r1 <= 0) && assert_~arg == 1) && !(~p2_old == ~nomsg)) && ~mode3 == 1) && 0 <= ~r1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14 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 66.12 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 48.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1474.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * CodeCheck took 22318.30 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 112.2 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -181.7 MB). There was no memory consumed. 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.6.2.ufo.BOUNDED-12.pals.c_12.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-02_12-45-46-986.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-45-46-986.csv Received shutdown request...