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/20170304-DifficultPathPrograms/jain_5.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:45:38,059 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:45:38,061 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:45:38,073 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:45:38,073 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:45:38,074 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:45:38,075 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:45:38,077 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:45:38,079 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:45:38,079 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:45:38,080 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:45:38,080 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:45:38,081 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:45:38,082 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:45:38,083 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:45:38,084 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:45:38,085 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:45:38,087 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:45:38,089 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:45:38,091 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:45:38,093 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:45:38,095 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:45:38,100 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:45:38,101 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:45:38,101 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:45:38,104 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:45:38,105 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:45:38,105 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:45:38,106 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:45:38,111 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:45:38,111 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:45:38,112 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:45:38,112 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:45:38,112 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:45:38,113 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:45:38,114 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:45:38,115 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 [2018-09-30 21:45:38,131 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:45:38,131 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:45:38,132 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:45:38,132 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:45:38,132 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:45:38,133 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:45:38,133 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:45:38,133 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:45:38,133 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:45:38,133 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:45:38,134 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:45:38,134 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:45:38,134 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:45:38,134 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:45:38,134 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:45:38,135 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:45:38,135 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:45:38,135 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:45:38,135 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:45:38,135 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 21:45:38,136 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:45:38,136 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:45:38,136 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:45:38,136 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:45:38,136 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:45:38,137 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:45:38,137 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:45:38,137 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:45:38,137 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:45:38,137 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:45:38,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:45:38,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:45:38,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:45:38,232 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:45:38,233 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:45:38,234 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_5.i_2.bpl [2018-09-30 21:45:38,234 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_5.i_2.bpl' [2018-09-30 21:45:38,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:45:38,300 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:45:38,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:45:38,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:45:38,301 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:45:38,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:45:38,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:45:38,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:45:38,344 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:45:38,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:45:38,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:45:38,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:45:38,370 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:45:38,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:38" (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 21:45:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 21:45:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 21:45:38,705 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 21:45:38,706 INFO L202 PluginConnector]: Adding new model jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:45:38 BoogieIcfgContainer [2018-09-30 21:45:38,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:45:38,707 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:45:38,707 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:45:38,719 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:45:38,719 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "jain_5.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:45:38" (1/1) ... [2018-09-30 21:45:38,737 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 21:45:38,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:38,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 21:45:38,774 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 21:45:38,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:45:38,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:39,099 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 21:45:39,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:39,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 21:45:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 21:45:39,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:45:39,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:40,008 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 21:45:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:41,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2018-09-30 21:45:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2018-09-30 21:45:41,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:45:41,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:41,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:45:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:43,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2018-09-30 21:45:43,671 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2018-09-30 21:45:43,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:45:43,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:43,927 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 21:45:46,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 18 states and 32 transitions. [2018-09-30 21:45:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 32 transitions. [2018-09-30 21:45:46,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:45:46,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:46,548 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 21:45:48,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:48,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 22 states and 44 transitions. [2018-09-30 21:45:48,401 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 44 transitions. [2018-09-30 21:45:48,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:45:48,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:49,049 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 21:45:50,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:50,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 26 states and 58 transitions. [2018-09-30 21:45:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 58 transitions. [2018-09-30 21:45:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:45:50,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:51,525 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:45:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 30 states and 74 transitions. [2018-09-30 21:45:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 74 transitions. [2018-09-30 21:45:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:45:53,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:54,706 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 21:45:58,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:58,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 34 states and 92 transitions. [2018-09-30 21:45:58,078 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 92 transitions. [2018-09-30 21:45:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:45:58,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:02,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:02,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 38 states and 112 transitions. [2018-09-30 21:46:02,087 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 112 transitions. [2018-09-30 21:46:02,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:46:02,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:03,648 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 21:46:07,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 42 states and 134 transitions. [2018-09-30 21:46:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 134 transitions. [2018-09-30 21:46:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:46:07,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:09,116 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:13,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:13,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 46 states and 158 transitions. [2018-09-30 21:46:13,466 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 158 transitions. [2018-09-30 21:46:13,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:46:13,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:15,476 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:20,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:20,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 50 states and 184 transitions. [2018-09-30 21:46:20,536 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 184 transitions. [2018-09-30 21:46:20,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:46:20,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:30,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:30,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 54 states and 212 transitions. [2018-09-30 21:46:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 212 transitions. [2018-09-30 21:46:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:46:30,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:40,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 58 states and 242 transitions. [2018-09-30 21:46:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 242 transitions. [2018-09-30 21:46:40,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:46:40,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:44,619 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 62 states and 274 transitions. [2018-09-30 21:46:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 274 transitions. [2018-09-30 21:46:52,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:46:52,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:57,056 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:06,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:06,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 66 states and 308 transitions. [2018-09-30 21:47:06,168 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 308 transitions. [2018-09-30 21:47:06,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:47:06,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:10,645 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:20,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:20,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 70 states and 344 transitions. [2018-09-30 21:47:20,941 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 344 transitions. [2018-09-30 21:47:20,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:47:20,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:26,394 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:38,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:38,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 74 states and 382 transitions. [2018-09-30 21:47:38,156 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 382 transitions. [2018-09-30 21:47:38,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:47:38,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:44,029 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:57,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 78 states and 422 transitions. [2018-09-30 21:47:57,183 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 422 transitions. [2018-09-30 21:47:57,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:47:57,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:04,053 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:18,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:18,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 82 states and 464 transitions. [2018-09-30 21:48:18,965 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 464 transitions. [2018-09-30 21:48:18,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:48:18,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:27,054 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:44,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 86 states and 508 transitions. [2018-09-30 21:48:44,122 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 508 transitions. [2018-09-30 21:48:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:48:44,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:49:12,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:49:12,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 90 states and 554 transitions. [2018-09-30 21:49:12,372 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 554 transitions. [2018-09-30 21:49:12,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:49:12,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:49:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:23,359 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:49:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:49:44,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 94 states and 602 transitions. [2018-09-30 21:49:44,685 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 602 transitions. [2018-09-30 21:49:44,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:49:44,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:49:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:56,274 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown