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 0.1.23-1cc990c [2018-09-30 21:15:36,970 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:15:36,973 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:15:36,988 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:15:36,989 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:15:36,990 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:15:36,991 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:15:36,994 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:15:36,997 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:15:36,998 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:15:37,000 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:15:37,000 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:15:37,001 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:15:37,003 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:15:37,011 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:15:37,012 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:15:37,015 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:15:37,017 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:15:37,021 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:15:37,024 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:15:37,025 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:15:37,026 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:15:37,028 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:15:37,029 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:15:37,029 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:15:37,032 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:15:37,033 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:15:37,034 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:15:37,035 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:15:37,035 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:15:37,036 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:15:37,036 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:15:37,038 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:15:37,038 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:15:37,039 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:15:37,041 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:15:37,041 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 21:15:37,071 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:15:37,071 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:15:37,072 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:15:37,072 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:15:37,073 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:15:37,073 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:15:37,073 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:15:37,073 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:15:37,073 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:15:37,074 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:15:37,074 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:15:37,074 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:15:37,074 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:15:37,074 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:15:37,074 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:15:37,075 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:15:37,075 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:15:37,075 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:15:37,075 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:15:37,075 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:15:37,076 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:15:37,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:15:37,076 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:15:37,076 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:15:37,076 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:15:37,076 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:15:37,077 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:15:37,077 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:15:37,077 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:15:37,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:15:37,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:15:37,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:15:37,157 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:15:37,157 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:15:37,158 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl [2018-09-30 21:15:37,158 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl' [2018-09-30 21:15:37,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:15:37,270 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:15:37,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:15:37,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:15:37,272 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:15:37,292 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 30.09 09:15:37" (1/1) ... [2018-09-30 21:15:37,313 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 30.09 09:15:37" (1/1) ... [2018-09-30 21:15:37,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:15:37,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:15:37,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:15:37,338 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:15:37,349 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 30.09 09:15:37" (1/1) ... [2018-09-30 21:15:37,350 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 30.09 09:15:37" (1/1) ... [2018-09-30 21:15:37,355 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 30.09 09:15:37" (1/1) ... [2018-09-30 21:15:37,356 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 30.09 09:15:37" (1/1) ... [2018-09-30 21:15:37,372 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 30.09 09:15:37" (1/1) ... [2018-09-30 21:15:37,375 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 30.09 09:15:37" (1/1) ... [2018-09-30 21:15:37,377 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 30.09 09:15:37" (1/1) ... [2018-09-30 21:15:37,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:15:37,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:15:37,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:15:37,383 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:15:37,384 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 30.09 09:15:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:15:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 21:15:37,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 21:15:38,819 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 21:15:38,820 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 30.09 09:15:38 BoogieIcfgContainer [2018-09-30 21:15:38,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:15:38,821 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:15:38,821 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:15:38,833 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:15:38,833 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 30.09 09:15:38" (1/1) ... [2018-09-30 21:15:38,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:15:38,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 21:15:38,899 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 21:15:38,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:15:38,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:39,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:39,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 21:15:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 21:15:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:15:39,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:40,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:40,228 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 10 [2018-09-30 21:15:40,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:40,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-30 21:15:40,805 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-30 21:15:40,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:15:40,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:41,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:42,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:42,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-30 21:15:42,157 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-30 21:15:42,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:15:42,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:42,595 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:43,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:43,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 17 states and 34 transitions. [2018-09-30 21:15:43,501 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 34 transitions. [2018-09-30 21:15:43,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:15:43,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:44,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:44,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-09-30 21:15:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-09-30 21:15:44,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:15:44,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:44,988 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:45,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:45,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-09-30 21:15:45,659 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-09-30 21:15:45,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:15:45,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:46,748 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:48,262 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-09-30 21:15:48,759 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2018-09-30 21:15:48,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:48,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-09-30 21:15:48,973 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-09-30 21:15:48,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:15:48,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:50,160 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 7 [2018-09-30 21:15:52,035 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:52,705 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-30 21:15:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:55,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2018-09-30 21:15:55,532 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2018-09-30 21:15:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:15:55,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:56,432 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:15:57,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:57,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-09-30 21:15:57,162 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-09-30 21:15:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:15:57,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:59,830 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-09-30 21:16:00,569 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:02,702 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-09-30 21:16:04,322 WARN L178 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-09-30 21:16:05,913 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 20 [2018-09-30 21:16:06,619 WARN L178 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2018-09-30 21:16:07,381 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 23 [2018-09-30 21:16:07,685 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2018-09-30 21:16:08,376 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-09-30 21:16:09,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:09,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 70 transitions. [2018-09-30 21:16:09,154 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 70 transitions. [2018-09-30 21:16:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:16:09,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:09,471 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:16:10,159 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2018-09-30 21:16:10,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:10,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 35 states and 71 transitions. [2018-09-30 21:16:10,421 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 71 transitions. [2018-09-30 21:16:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:16:10,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:11,078 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-09-30 21:16:11,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:11,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-09-30 21:16:11,927 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-09-30 21:16:11,927 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-30 21:16:11,927 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-09-30 21:16:11,938 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-09-30 21:16:11,950 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 30.09 09:16:11 ImpRootNode [2018-09-30 21:16:11,950 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 21:16:11,951 INFO L168 Benchmark]: Toolchain (without parser) took 34685.24 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 213.4 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 94.9 MB). Peak memory consumption was 308.3 MB. Max. memory is 7.1 GB. [2018-09-30 21:16:11,952 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. [2018-09-30 21:16:11,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:16:11,954 INFO L168 Benchmark]: Boogie Preprocessor took 44.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:16:11,954 INFO L168 Benchmark]: RCFGBuilder took 1437.58 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. [2018-09-30 21:16:11,955 INFO L168 Benchmark]: CodeCheck took 33129.83 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 213.4 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 20.9 MB). Peak memory consumption was 234.3 MB. Max. memory is 7.1 GB. [2018-09-30 21:16:11,959 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, 33.0s 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, 12.4s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 10.9s 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 0.19 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 65.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.61 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 1437.58 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 33129.83 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 213.4 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 20.9 MB). Peak memory consumption was 234.3 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.6.1.ufo.BOUNDED-12.pals.c_12.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-30_21-16-11-972.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-0-2018-09-30_21-16-11-972.csv Received shutdown request...