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_PUPT.epf -i ../../../trunk/examples/programs/real-life/threadpooling_product.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 13:01:51,004 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 13:01:51,006 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 13:01:51,018 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 13:01:51,018 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 13:01:51,019 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 13:01:51,020 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 13:01:51,022 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 13:01:51,024 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 13:01:51,025 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 13:01:51,026 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 13:01:51,026 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 13:01:51,027 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 13:01:51,028 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 13:01:51,029 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 13:01:51,030 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 13:01:51,031 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 13:01:51,033 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 13:01:51,035 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 13:01:51,037 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 13:01:51,038 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 13:01:51,040 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 13:01:51,042 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 13:01:51,043 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 13:01:51,043 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 13:01:51,044 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 13:01:51,045 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 13:01:51,046 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 13:01:51,047 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 13:01:51,048 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 13:01:51,048 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 13:01:51,049 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 13:01:51,049 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 13:01:51,050 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 13:01:51,051 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 13:01:51,052 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 13:01:51,052 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-02 13:01:51,068 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 13:01:51,068 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 13:01:51,069 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 13:01:51,069 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 13:01:51,070 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 13:01:51,070 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 13:01:51,070 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 13:01:51,071 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 13:01:51,071 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 13:01:51,071 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 13:01:51,071 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 13:01:51,071 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 13:01:51,072 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 13:01:51,072 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 13:01:51,072 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 13:01:51,072 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 13:01:51,072 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 13:01:51,073 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 13:01:51,073 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 13:01:51,073 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-02 13:01:51,073 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 13:01:51,073 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 13:01:51,074 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 13:01:51,074 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 13:01:51,074 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 13:01:51,074 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 13:01:51,074 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 13:01:51,074 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 13:01:51,075 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 13:01:51,075 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 13:01:51,130 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 13:01:51,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 13:01:51,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 13:01:51,153 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 13:01:51,153 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 13:01:51,154 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product.bpl [2018-10-02 13:01:51,154 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product.bpl' [2018-10-02 13:01:51,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 13:01:51,211 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 13:01:51,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 13:01:51,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 13:01:51,214 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 13:01:51,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,254 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 13:01:51,254 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 13:01:51,255 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 13:01:51,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 13:01:51,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 13:01:51,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 13:01:51,258 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 13:01:51,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 13:01:51,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 13:01:51,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 13:01:51,285 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 13:01:51,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:01:51" (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 13:01:51,366 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-10-02 13:01:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-10-02 13:01:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-10-02 13:01:51,861 INFO L337 CfgBuilder]: Using library mode [2018-10-02 13:01:51,861 INFO L202 PluginConnector]: Adding new model threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:01:51 BoogieIcfgContainer [2018-10-02 13:01:51,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 13:01:51,862 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 13:01:51,862 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 13:01:51,874 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 13:01:51,874 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:01:51" (1/1) ... [2018-10-02 13:01:51,886 INFO L103 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-02 13:01:51,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:01:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2018-10-02 13:01:51,925 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2018-10-02 13:01:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 13:01:51,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:01:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:01:52,147 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 13:01:52,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:01:52,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-10-02 13:01:52,981 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-10-02 13:01:52,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 13:01:52,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:01:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:01:53,167 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 13:01:54,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:01:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2018-10-02 13:01:54,345 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2018-10-02 13:01:54,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:01:54,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:01:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:01:54,561 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 13:01:56,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:01:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 35 states and 97 transitions. [2018-10-02 13:01:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 97 transitions. [2018-10-02 13:01:56,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:01:56,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:01:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:01:56,125 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 13:01:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:01:57,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 38 states and 105 transitions. [2018-10-02 13:01:57,280 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 105 transitions. [2018-10-02 13:01:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:01:57,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:01:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:01:57,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:01:58,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:01:58,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 42 states and 126 transitions. [2018-10-02 13:01:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 126 transitions. [2018-10-02 13:01:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:01:58,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:01:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:01:58,402 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 13:02:00,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:00,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 48 states and 167 transitions. [2018-10-02 13:02:00,646 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 167 transitions. [2018-10-02 13:02:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:02:00,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:00,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:02,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:02,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 49 states and 176 transitions. [2018-10-02 13:02:02,320 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 176 transitions. [2018-10-02 13:02:02,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:02:02,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:02,510 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 13:02:03,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:03,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 50 states and 186 transitions. [2018-10-02 13:02:03,299 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 186 transitions. [2018-10-02 13:02:03,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:02:03,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:03,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:04,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 51 states and 191 transitions. [2018-10-02 13:02:04,284 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 191 transitions. [2018-10-02 13:02:04,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:02:04,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:04,333 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 13:02:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:04,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 52 states and 194 transitions. [2018-10-02 13:02:04,527 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 194 transitions. [2018-10-02 13:02:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:02:04,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:04,574 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 13:02:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 56 states and 209 transitions. [2018-10-02 13:02:05,722 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 209 transitions. [2018-10-02 13:02:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 13:02:05,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:06,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 57 states and 220 transitions. [2018-10-02 13:02:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 220 transitions. [2018-10-02 13:02:06,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 13:02:06,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:06,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:07,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:07,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 58 states and 231 transitions. [2018-10-02 13:02:07,480 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 231 transitions. [2018-10-02 13:02:07,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 13:02:07,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:07,681 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 13:02:09,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 61 states and 250 transitions. [2018-10-02 13:02:09,558 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 250 transitions. [2018-10-02 13:02:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 13:02:09,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:09,774 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 13:02:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:11,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 63 states and 276 transitions. [2018-10-02 13:02:11,578 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 276 transitions. [2018-10-02 13:02:11,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 13:02:11,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:11,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-02 13:02:13,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:13,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 65 states and 291 transitions. [2018-10-02 13:02:13,119 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 291 transitions. [2018-10-02 13:02:13,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 13:02:13,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:13,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-02 13:02:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 66 states and 293 transitions. [2018-10-02 13:02:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 293 transitions. [2018-10-02 13:02:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 13:02:14,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:14,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 68 states and 301 transitions. [2018-10-02 13:02:15,979 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 301 transitions. [2018-10-02 13:02:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:15,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:16,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:18,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:18,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 71 states and 325 transitions. [2018-10-02 13:02:18,629 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 325 transitions. [2018-10-02 13:02:18,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:18,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 74 states and 344 transitions. [2018-10-02 13:02:20,675 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 344 transitions. [2018-10-02 13:02:20,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:20,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:20,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:22,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:22,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 76 states and 349 transitions. [2018-10-02 13:02:22,859 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 349 transitions. [2018-10-02 13:02:22,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:22,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:23,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:26,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 82 states and 387 transitions. [2018-10-02 13:02:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 387 transitions. [2018-10-02 13:02:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:26,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:26,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:29,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 86 states and 403 transitions. [2018-10-02 13:02:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 403 transitions. [2018-10-02 13:02:29,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:29,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:29,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:31,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:31,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 90 states and 429 transitions. [2018-10-02 13:02:31,681 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 429 transitions. [2018-10-02 13:02:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:31,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:31,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:32,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:32,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 91 states and 437 transitions. [2018-10-02 13:02:32,926 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 437 transitions. [2018-10-02 13:02:32,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:32,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:33,082 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 13:02:34,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:34,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 93 states and 446 transitions. [2018-10-02 13:02:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 446 transitions. [2018-10-02 13:02:34,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:34,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:34,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:36,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 96 states and 469 transitions. [2018-10-02 13:02:36,102 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 469 transitions. [2018-10-02 13:02:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:36,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:36,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:39,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:39,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 100 states and 491 transitions. [2018-10-02 13:02:39,233 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 491 transitions. [2018-10-02 13:02:39,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:39,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:39,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:43,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:43,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 105 states and 530 transitions. [2018-10-02 13:02:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 530 transitions. [2018-10-02 13:02:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:43,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:43,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 106 states and 540 transitions. [2018-10-02 13:02:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 540 transitions. [2018-10-02 13:02:45,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:45,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:45,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 109 states and 564 transitions. [2018-10-02 13:02:47,545 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 564 transitions. [2018-10-02 13:02:47,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:47,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:47,977 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 13:02:50,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 112 states and 580 transitions. [2018-10-02 13:02:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 580 transitions. [2018-10-02 13:02:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:50,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:50,894 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 13:02:51,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:51,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 113 states and 582 transitions. [2018-10-02 13:02:51,910 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 582 transitions. [2018-10-02 13:02:51,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:51,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:52,117 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 13:02:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 116 states and 597 transitions. [2018-10-02 13:02:54,664 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 597 transitions. [2018-10-02 13:02:54,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:54,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:54,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:02:56,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:02:56,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 118 states and 611 transitions. [2018-10-02 13:02:56,420 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 611 transitions. [2018-10-02 13:02:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:02:56,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:02:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:02:56,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:02,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:02,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 124 states and 643 transitions. [2018-10-02 13:03:02,593 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 643 transitions. [2018-10-02 13:03:02,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:03:02,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:02,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:04,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:04,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 126 states and 649 transitions. [2018-10-02 13:03:04,546 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 649 transitions. [2018-10-02 13:03:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:03:04,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:04,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:07,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:07,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 127 states and 656 transitions. [2018-10-02 13:03:07,163 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 656 transitions. [2018-10-02 13:03:07,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:03:07,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:09,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:09,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 129 states and 673 transitions. [2018-10-02 13:03:09,711 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 673 transitions. [2018-10-02 13:03:09,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:03:09,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:11,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:11,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 131 states and 687 transitions. [2018-10-02 13:03:11,813 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 687 transitions. [2018-10-02 13:03:11,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:03:11,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:14,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:14,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 133 states and 692 transitions. [2018-10-02 13:03:14,026 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 692 transitions. [2018-10-02 13:03:14,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 13:03:14,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-02 13:03:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 137 states and 736 transitions. [2018-10-02 13:03:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 736 transitions. [2018-10-02 13:03:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:20,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:20,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:26,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:26,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 140 states and 769 transitions. [2018-10-02 13:03:26,704 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 769 transitions. [2018-10-02 13:03:26,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:26,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:27,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 143 states and 802 transitions. [2018-10-02 13:03:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 802 transitions. [2018-10-02 13:03:31,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:31,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:32,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:32,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 144 states and 802 transitions. [2018-10-02 13:03:32,508 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 802 transitions. [2018-10-02 13:03:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:32,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:38,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:38,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 147 states and 817 transitions. [2018-10-02 13:03:38,272 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 817 transitions. [2018-10-02 13:03:38,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:38,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:38,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:41,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:41,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 150 states and 858 transitions. [2018-10-02 13:03:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 858 transitions. [2018-10-02 13:03:41,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:41,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:41,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:44,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 152 states and 884 transitions. [2018-10-02 13:03:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 884 transitions. [2018-10-02 13:03:44,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:44,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:44,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-02 13:03:48,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:48,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 154 states and 888 transitions. [2018-10-02 13:03:48,813 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 888 transitions. [2018-10-02 13:03:48,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:48,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:49,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:51,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 157 states and 903 transitions. [2018-10-02 13:03:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 903 transitions. [2018-10-02 13:03:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:51,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:52,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:03:52,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 158 states and 903 transitions. [2018-10-02 13:03:52,458 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 903 transitions. [2018-10-02 13:03:52,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:52,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:52,906 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 13:03:57,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 161 states and 925 transitions. [2018-10-02 13:03:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 925 transitions. [2018-10-02 13:03:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:57,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:57,105 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 13:03:59,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:03:59,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 163 states and 936 transitions. [2018-10-02 13:03:59,011 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 936 transitions. [2018-10-02 13:03:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:03:59,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:03:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:03:59,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:04:05,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:05,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 167 states and 972 transitions. [2018-10-02 13:04:05,706 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 972 transitions. [2018-10-02 13:04:05,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:05,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:06,317 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 13:04:12,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:12,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 170 states and 992 transitions. [2018-10-02 13:04:12,722 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 992 transitions. [2018-10-02 13:04:12,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:12,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:12,751 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 13:04:16,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:16,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 173 states and 1015 transitions. [2018-10-02 13:04:16,657 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 1015 transitions. [2018-10-02 13:04:16,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:16,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:17,059 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:04:22,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:22,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 176 states and 1036 transitions. [2018-10-02 13:04:22,185 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 1036 transitions. [2018-10-02 13:04:22,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:22,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:22,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:04:25,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:25,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 179 states and 1053 transitions. [2018-10-02 13:04:25,953 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 1053 transitions. [2018-10-02 13:04:25,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:25,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:26,473 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:04:32,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:32,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 182 states and 1079 transitions. [2018-10-02 13:04:32,939 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 1079 transitions. [2018-10-02 13:04:32,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:32,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:32,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-02 13:04:38,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 185 states and 1097 transitions. [2018-10-02 13:04:38,748 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 1097 transitions. [2018-10-02 13:04:38,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:38,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:38,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:04:41,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:41,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 187 states and 1104 transitions. [2018-10-02 13:04:41,897 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 1104 transitions. [2018-10-02 13:04:41,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:41,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:42,537 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:04:46,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 189 states and 1133 transitions. [2018-10-02 13:04:46,413 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 1133 transitions. [2018-10-02 13:04:46,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:46,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:46,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-02 13:04:49,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:49,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 191 states and 1151 transitions. [2018-10-02 13:04:49,708 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 1151 transitions. [2018-10-02 13:04:49,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:04:49,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:49,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:04:53,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:53,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 193 states and 1154 transitions. [2018-10-02 13:04:53,445 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 1154 transitions. [2018-10-02 13:04:53,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:04:53,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:53,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:04:57,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:04:57,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 193 states and 1153 transitions. [2018-10-02 13:04:57,269 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 1153 transitions. [2018-10-02 13:04:57,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:04:57,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:04:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:04:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:00,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 193 states and 1151 transitions. [2018-10-02 13:05:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 1151 transitions. [2018-10-02 13:05:00,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:00,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:00,619 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:05,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:05,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 194 states and 1166 transitions. [2018-10-02 13:05:05,133 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 1166 transitions. [2018-10-02 13:05:05,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:05,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:05,147 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:08,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 196 states and 1173 transitions. [2018-10-02 13:05:08,034 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 1173 transitions. [2018-10-02 13:05:08,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:08,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:08,065 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:10,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:10,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 198 states and 1181 transitions. [2018-10-02 13:05:10,908 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 1181 transitions. [2018-10-02 13:05:10,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:10,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:13,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:13,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 199 states and 1188 transitions. [2018-10-02 13:05:13,449 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 1188 transitions. [2018-10-02 13:05:13,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:13,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:13,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:20,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:20,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 204 states and 1224 transitions. [2018-10-02 13:05:20,828 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 1224 transitions. [2018-10-02 13:05:20,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:20,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:20,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:22,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 205 states and 1237 transitions. [2018-10-02 13:05:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 1237 transitions. [2018-10-02 13:05:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:22,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:27,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:27,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 207 states and 1253 transitions. [2018-10-02 13:05:27,062 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 1253 transitions. [2018-10-02 13:05:27,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:27,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:27,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:29,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:29,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 208 states and 1267 transitions. [2018-10-02 13:05:29,436 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 1267 transitions. [2018-10-02 13:05:29,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:29,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:37,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 211 states and 1294 transitions. [2018-10-02 13:05:37,076 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 1294 transitions. [2018-10-02 13:05:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:37,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:37,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:39,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:39,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 212 states and 1302 transitions. [2018-10-02 13:05:39,071 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 1302 transitions. [2018-10-02 13:05:39,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:39,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:39,465 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:43,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:43,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 215 states and 1337 transitions. [2018-10-02 13:05:43,294 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 1337 transitions. [2018-10-02 13:05:43,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:43,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:48,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:48,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 215 states and 1334 transitions. [2018-10-02 13:05:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 1334 transitions. [2018-10-02 13:05:48,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:48,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:48,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:53,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 217 states and 1332 transitions. [2018-10-02 13:05:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1332 transitions. [2018-10-02 13:05:53,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:53,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:05:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:05:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 217 states and 1331 transitions. [2018-10-02 13:05:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1331 transitions. [2018-10-02 13:05:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:05:57,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:05:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:05:58,073 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 218 states and 1337 transitions. [2018-10-02 13:06:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 1337 transitions. [2018-10-02 13:06:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:06:00,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:00,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 223 states and 1384 transitions. [2018-10-02 13:06:07,807 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 1384 transitions. [2018-10-02 13:06:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:06:07,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:07,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-02 13:06:11,350 INFO L760 CodeCheckObserver]: 0 DeclaredPredicates, 20210 GetRequests, 18721 SyntacticMatches, 435 SemanticMatches, 1054 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 234.0s Time 185.3s impTime [2018-10-02 13:06:11,352 INFO L202 PluginConnector]: Adding new model threadpooling_product.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.10 01:06:11 ImpRootNode [2018-10-02 13:06:11,352 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-02 13:06:11,353 INFO L168 Benchmark]: Toolchain (without parser) took 260147.27 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -86.5 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 213.5 MB). Peak memory consumption was 126.9 MB. Max. memory is 7.1 GB. [2018-10-02 13:06:11,354 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 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 13:06:11,355 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.55 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 13:06:11,355 INFO L168 Benchmark]: Boogie Preprocessor took 26.02 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 13:06:11,356 INFO L168 Benchmark]: RCFGBuilder took 577.15 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 13:06:11,357 INFO L168 Benchmark]: CodeCheck took 259489.96 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -86.5 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 192.3 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. [2018-10-02 13:06:11,360 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 45]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 45) - TimeoutResultAtElement [Line: 85]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 85) - TimeoutResultAtElement [Line: 74]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 74) - TimeoutResultAtElement [Line: 94]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 94) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 23 locations, 4 error locations. UNKNOWN Result, 259.4s OverallTime, 83 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -1187855488 SDslu, 0 SDs, 0 SdLazy, 1280728090 SolverSat, -359062010 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 301.3s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 886 NumberOfCodeBlocks, 886 NumberOfCodeBlocksAsserted, 83 NumberOfCheckSat, 803 ConstructedInterpolants, 0 QuantifiedInterpolants, 48864 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 83 InterpolantComputations, 17 PerfectInterpolantSequences, 74/224 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 - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 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 43.55 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 26.02 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 577.15 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 259489.96 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -86.5 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 192.3 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/threadpooling_product.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-02_13-06-11-371.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/threadpooling_product.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_13-06-11-371.csv Completed graceful shutdown