java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:21:49,148 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:21:49,150 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:21:49,167 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:21:49,168 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:21:49,171 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:21:49,173 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:21:49,175 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:21:49,177 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:21:49,185 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:21:49,185 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:21:49,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:21:49,190 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:21:49,191 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:21:49,195 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:21:49,196 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:21:49,198 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:21:49,200 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:21:49,204 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:21:49,208 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:21:49,209 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:21:49,210 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:21:49,213 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:21:49,213 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:21:49,213 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:21:49,214 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:21:49,215 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:21:49,216 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:21:49,217 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:21:49,221 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:21:49,221 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:21:49,222 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:21:49,222 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:21:49,222 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:21:49,224 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:21:49,225 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:21:49,225 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 [2018-10-04 13:21:49,245 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:21:49,246 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:21:49,246 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:21:49,247 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:21:49,247 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:21:49,247 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:21:49,248 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:21:49,248 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:21:49,248 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:21:49,248 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:21:49,248 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:21:49,249 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:21:49,249 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:21:49,249 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:21:49,249 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:21:49,249 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:21:49,250 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:21:49,250 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:21:49,250 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:21:49,250 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:21:49,250 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:21:49,251 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:21:49,251 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:21:49,251 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:21:49,251 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:21:49,251 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:21:49,251 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:21:49,252 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:21:49,252 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:21:49,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:21:49,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:21:49,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:21:49,315 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:21:49,315 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:21:49,316 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl [2018-10-04 13:21:49,316 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl' [2018-10-04 13:21:49,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:21:49,403 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:21:49,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:21:49,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:21:49,404 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:21:49,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (1/1) ... [2018-10-04 13:21:49,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (1/1) ... [2018-10-04 13:21:49,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:21:49,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:21:49,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:21:49,451 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:21:49,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (1/1) ... [2018-10-04 13:21:49,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (1/1) ... [2018-10-04 13:21:49,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (1/1) ... [2018-10-04 13:21:49,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (1/1) ... [2018-10-04 13:21:49,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (1/1) ... [2018-10-04 13:21:49,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (1/1) ... [2018-10-04 13:21:49,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (1/1) ... [2018-10-04 13:21:49,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:21:49,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:21:49,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:21:49,509 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:21:49,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:21:49" (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 [2018-10-04 13:21:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:21:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:21:50,870 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:21:50,870 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:21:50 BoogieIcfgContainer [2018-10-04 13:21:50,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:21:50,871 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:21:50,872 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:21:50,883 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:21:50,883 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:21:50" (1/1) ... [2018-10-04 13:21:50,901 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:21:50,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:21:50,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 13:21:50,941 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 13:21:50,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:21:50,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:21:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:21:51,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:21:51,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:21:51,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 13:21:51,755 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 13:21:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:21:51,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:21:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:21:52,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:21:52,263 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 10 [2018-10-04 13:21:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:21:53,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-04 13:21:53,034 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-04 13:21:53,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:21:53,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:21:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:21:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:21:54,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:21:54,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-04 13:21:54,219 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-04 13:21:54,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:21:54,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:21:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:21:54,670 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:21:55,328 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2018-10-04 13:21:55,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:21:55,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 17 states and 34 transitions. [2018-10-04 13:21:55,600 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 34 transitions. [2018-10-04 13:21:55,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:21:55,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:21:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:21:55,788 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:21:56,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:21:56,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-04 13:21:56,236 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-04 13:21:56,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:21:56,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:21:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:21:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:21:57,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:21:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-10-04 13:21:57,287 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-10-04 13:21:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:21:57,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:21:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:21:57,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:21:59,288 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-10-04 13:21:59,726 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2018-10-04 13:21:59,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:21:59,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-10-04 13:21:59,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-10-04 13:21:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:21:59,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:22:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:22:01,161 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 7 [2018-10-04 13:22:02,834 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:22:05,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:22:05,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2018-10-04 13:22:05,462 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2018-10-04 13:22:05,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:22:05,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:22:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:22:06,035 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:22:06,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:22:06,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-04 13:22:06,272 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-04 13:22:06,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:22:06,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:22:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:22:09,058 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-10-04 13:22:09,695 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:22:11,760 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-10-04 13:22:13,352 WARN L178 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-04 13:22:14,724 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 20 [2018-10-04 13:22:15,416 WARN L178 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2018-10-04 13:22:16,167 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 23 [2018-10-04 13:22:16,458 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2018-10-04 13:22:17,137 WARN L178 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-10-04 13:22:17,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:22:17,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 70 transitions. [2018-10-04 13:22:17,892 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 70 transitions. [2018-10-04 13:22:17,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:22:17,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:22:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:22:18,205 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:22:19,156 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 18 [2018-10-04 13:22:19,853 WARN L178 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2018-10-04 13:22:20,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:22:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 35 states and 71 transitions. [2018-10-04 13:22:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 71 transitions. [2018-10-04 13:22:20,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:22:20,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:22:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:22:21,526 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-10-04 13:22:22,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:22:22,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-10-04 13:22:22,391 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-10-04 13:22:22,391 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-04 13:22:22,392 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2018-10-04 13:22:22,403 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-04 13:22:22,447 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-10-04 13:22:22,456 INFO L582 CodeCheckObserver]: Invariant with dag size 29 [2018-10-04 13:22:22,458 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 01:22:22 ImpRootNode [2018-10-04 13:22:22,458 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:22:22,459 INFO L168 Benchmark]: Toolchain (without parser) took 33057.16 ms. Allocated memory was 1.6 GB in the beginning and 1.8 GB in the end (delta: 203.9 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 116.8 MB). Peak memory consumption was 320.8 MB. Max. memory is 7.1 GB. [2018-10-04 13:22:22,461 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:22:22,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.41 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:22:22,462 INFO L168 Benchmark]: Boogie Preprocessor took 57.62 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:22:22,462 INFO L168 Benchmark]: RCFGBuilder took 1362.05 ms. Allocated memory is still 1.6 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. [2018-10-04 13:22:22,463 INFO L168 Benchmark]: CodeCheck took 31587.02 ms. Allocated memory was 1.6 GB in the beginning and 1.8 GB in the end (delta: 203.9 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.8 MB). Peak memory consumption was 246.8 MB. Max. memory is 7.1 GB. [2018-10-04 13:22:22,468 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 21 locations, 1 error locations. SAFE Result, 31.4s OverallTime, 13 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2048 SDtfs, 16388 SDslu, 4096 SDs, 0 SdLazy, 120986 SolverSat, 30566 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1928 GetRequests, 1644 SyntacticMatches, 92 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19497 ImplicationChecksByTransitivity, 26.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 10.2s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 27262 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 1 PerfectInterpolantSequences, 132/506 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 545]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: ((((!(~p1_old == ~nomsg) && ~mode1 == 1) && ~r1 <= 0) && assert_~arg == 1) && ~mode2 == 1) && 0 <= ~r1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: ((((!(~p1_old == ~nomsg) && ~mode1 == 1) && ~r1 <= 0) && ~mode2 == 1) && 0 <= ~r1) || ((((((~r1 <= 0 && 0 <= ~send1) && ~mode1 == 256 * (~mode1 / 256)) && ~mode2 == 256 * (~mode2 / 256)) && ~send1 <= 127) && 0 == ~nomsg + 1) && 0 <= ~r1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.41 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.62 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1362.05 ms. Allocated memory is still 1.6 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 31587.02 ms. Allocated memory was 1.6 GB in the beginning and 1.8 GB in the end (delta: 203.9 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.8 MB). Peak memory consumption was 246.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_13-22-22-480.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-22-22-480.csv Received shutdown request...