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/toy/tooDifficultLoopInvariant/doubleLoopUniformIterations.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 23:08:39,432 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 23:08:39,434 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 23:08:39,447 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 23:08:39,447 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 23:08:39,448 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 23:08:39,450 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 23:08:39,452 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 23:08:39,454 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 23:08:39,454 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 23:08:39,455 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 23:08:39,456 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 23:08:39,457 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 23:08:39,458 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 23:08:39,459 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 23:08:39,460 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 23:08:39,461 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 23:08:39,463 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 23:08:39,465 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 23:08:39,467 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 23:08:39,468 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 23:08:39,469 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 23:08:39,471 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 23:08:39,472 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 23:08:39,472 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 23:08:39,473 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 23:08:39,474 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 23:08:39,475 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 23:08:39,476 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 23:08:39,477 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 23:08:39,477 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 23:08:39,478 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 23:08:39,478 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 23:08:39,478 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 23:08:39,479 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 23:08:39,480 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 23:08:39,481 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 [2018-09-26 23:08:39,496 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 23:08:39,496 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 23:08:39,497 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 23:08:39,497 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 23:08:39,498 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 23:08:39,498 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 23:08:39,498 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 23:08:39,498 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 23:08:39,498 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 23:08:39,499 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 23:08:39,499 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 23:08:39,499 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 23:08:39,499 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 23:08:39,500 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 23:08:39,500 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 23:08:39,500 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 23:08:39,500 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 23:08:39,500 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 23:08:39,501 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 23:08:39,501 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 23:08:39,501 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 23:08:39,501 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 23:08:39,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 23:08:39,502 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 23:08:39,502 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 23:08:39,502 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 23:08:39,502 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 23:08:39,502 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 23:08:39,503 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 23:08:39,503 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 23:08:39,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 23:08:39,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 23:08:39,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 23:08:39,568 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 23:08:39,569 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 23:08:39,570 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/doubleLoopUniformIterations.bpl [2018-09-26 23:08:39,570 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/doubleLoopUniformIterations.bpl' [2018-09-26 23:08:39,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 23:08:39,631 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 23:08:39,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 23:08:39,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 23:08:39,632 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 23:08:39,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,678 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 23:08:39,678 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 23:08:39,679 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 23:08:39,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 23:08:39,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 23:08:39,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 23:08:39,683 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 23:08:39,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 23:08:39,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 23:08:39,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 23:08:39,711 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 23:08:39,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:08:39" (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 [2018-09-26 23:08:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2018-09-26 23:08:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2018-09-26 23:08:39,967 INFO L343 CfgBuilder]: Using library mode [2018-09-26 23:08:39,968 INFO L202 PluginConnector]: Adding new model doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:08:39 BoogieIcfgContainer [2018-09-26 23:08:39,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 23:08:39,969 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 23:08:39,969 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 23:08:39,981 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 23:08:39,981 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:08:39" (1/1) ... [2018-09-26 23:08:39,996 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 23:08:40,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:40,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-26 23:08:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-26 23:08:40,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 23:08:40,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:40,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:40,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:40,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-09-26 23:08:40,681 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-09-26 23:08:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 23:08:40,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:40,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:41,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-09-26 23:08:41,470 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-09-26 23:08:41,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 23:08:41,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:42,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:42,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2018-09-26 23:08:42,903 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2018-09-26 23:08:42,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 23:08:42,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:43,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:44,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-09-26 23:08:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-09-26 23:08:44,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 23:08:44,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:44,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:46,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:46,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2018-09-26 23:08:46,187 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2018-09-26 23:08:46,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 23:08:46,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:46,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2018-09-26 23:08:48,296 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2018-09-26 23:08:48,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 23:08:48,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:48,507 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:49,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-09-26 23:08:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-09-26 23:08:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 23:08:49,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:49,165 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:50,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-09-26 23:08:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-09-26 23:08:50,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 23:08:50,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:50,663 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:51,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-09-26 23:08:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-09-26 23:08:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 23:08:51,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:51,679 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:52,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:52,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-09-26 23:08:52,580 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-09-26 23:08:52,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 23:08:52,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:52,730 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:53,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-26 23:08:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-26 23:08:53,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 23:08:53,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:53,813 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:54,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-09-26 23:08:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-09-26 23:08:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 23:08:54,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:54,921 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:55,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:55,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2018-09-26 23:08:55,895 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2018-09-26 23:08:55,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 23:08:55,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:56,128 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2018-09-26 23:08:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2018-09-26 23:08:57,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 23:08:57,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:57,421 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:58,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:58,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2018-09-26 23:08:58,329 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2018-09-26 23:08:58,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 23:08:58,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:58,390 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:08:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:08:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2018-09-26 23:08:59,472 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2018-09-26 23:08:59,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 23:08:59,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:08:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:08:59,835 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:01,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:01,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2018-09-26 23:09:01,073 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2018-09-26 23:09:01,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 23:09:01,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:03,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2018-09-26 23:09:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2018-09-26 23:09:03,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 23:09:03,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:03,126 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-09-26 23:09:04,625 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-09-26 23:09:04,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 23:09:04,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:05,687 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:08,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2018-09-26 23:09:08,450 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2018-09-26 23:09:08,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 23:09:08,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2018-09-26 23:09:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2018-09-26 23:09:10,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 23:09:10,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:11,096 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:12,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:12,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2018-09-26 23:09:12,793 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2018-09-26 23:09:12,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 23:09:12,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:15,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-09-26 23:09:15,557 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-09-26 23:09:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 23:09:15,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:15,691 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:18,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:18,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-09-26 23:09:18,314 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-09-26 23:09:18,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 23:09:18,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:19,114 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:21,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:21,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-09-26 23:09:21,635 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-09-26 23:09:21,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 23:09:21,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:21,771 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:24,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:24,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-09-26 23:09:24,102 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-09-26 23:09:24,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 23:09:24,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:24,421 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2018-09-26 23:09:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2018-09-26 23:09:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 23:09:27,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 66 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:36,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:36,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2018-09-26 23:09:36,257 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2018-09-26 23:09:36,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 23:09:36,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:37,319 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:41,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2018-09-26 23:09:41,142 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2018-09-26 23:09:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 23:09:41,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:41,515 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:44,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:44,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 56 states and 87 transitions. [2018-09-26 23:09:44,845 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 87 transitions. [2018-09-26 23:09:44,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 23:09:44,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:45,027 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:48,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2018-09-26 23:09:48,743 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2018-09-26 23:09:48,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 23:09:48,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 66 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:09:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:09:55,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2018-09-26 23:09:55,917 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2018-09-26 23:09:55,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 23:09:55,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:09:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:09:57,335 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:01,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:01,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 94 transitions. [2018-09-26 23:10:01,930 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 94 transitions. [2018-09-26 23:10:01,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 23:10:01,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 55 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:06,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 97 transitions. [2018-09-26 23:10:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 97 transitions. [2018-09-26 23:10:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 23:10:06,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:06,957 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 55 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:11,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:11,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 63 states and 99 transitions. [2018-09-26 23:10:11,541 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 99 transitions. [2018-09-26 23:10:11,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 23:10:11,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:12,376 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 66 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:18,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:18,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 64 states and 100 transitions. [2018-09-26 23:10:18,145 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 100 transitions. [2018-09-26 23:10:18,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 23:10:18,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:23,625 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 105 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 102 transitions. [2018-09-26 23:10:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 102 transitions. [2018-09-26 23:10:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 23:10:37,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:39,916 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:46,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:46,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 105 transitions. [2018-09-26 23:10:46,636 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2018-09-26 23:10:46,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 23:10:46,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:46,973 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 66 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:52,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:52,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2018-09-26 23:10:52,997 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2018-09-26 23:10:52,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 23:10:52,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:10:53,272 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 66 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:10:59,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:10:59,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 70 states and 110 transitions. [2018-09-26 23:10:59,728 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 110 transitions. [2018-09-26 23:10:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 23:10:59,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:10:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:11:00,018 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 105 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:11:18,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:11:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2018-09-26 23:11:18,431 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2018-09-26 23:11:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 23:11:18,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:11:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:11:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:11:29,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:11:29,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 73 states and 115 transitions. [2018-09-26 23:11:29,843 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2018-09-26 23:11:29,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 23:11:29,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:11:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:11:30,155 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:11:37,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:11:37,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 75 states and 118 transitions. [2018-09-26 23:11:37,894 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 118 transitions. [2018-09-26 23:11:37,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 23:11:37,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:11:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:11:38,226 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:11:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:11:46,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 120 transitions. [2018-09-26 23:11:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2018-09-26 23:11:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 23:11:46,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:11:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:11:46,647 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 105 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:12:03,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:12:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 77 states and 122 transitions. [2018-09-26 23:12:03,290 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 122 transitions. [2018-09-26 23:12:03,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 23:12:03,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:12:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:12:13,884 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 153 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:12:40,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:12:40,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2018-09-26 23:12:40,051 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2018-09-26 23:12:40,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 23:12:40,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:12:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:12:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:12:55,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:12:55,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 80 states and 127 transitions. [2018-09-26 23:12:55,543 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 127 transitions. [2018-09-26 23:12:55,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 23:12:55,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:12:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:12:56,272 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 91 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:13:06,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:13:06,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 82 states and 130 transitions. [2018-09-26 23:13:06,616 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2018-09-26 23:13:06,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 23:13:06,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:13:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:13:06,906 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 91 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 23:13:17,958 INFO L202 PluginConnector]: Adding new model doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 11:13:17 ImpRootNode [2018-09-26 23:13:17,958 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 23:13:17,959 INFO L168 Benchmark]: Toolchain (without parser) took 278330.89 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -342.9 MB). Free memory was 1.5 GB in the beginning and 926.9 MB in the end (delta: 546.6 MB). Peak memory consumption was 243.0 MB. Max. memory is 7.1 GB. [2018-09-26 23:13:17,961 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:13:17,962 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.77 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:13:17,962 INFO L168 Benchmark]: Boogie Preprocessor took 27.91 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:13:17,963 INFO L168 Benchmark]: RCFGBuilder took 257.47 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. [2018-09-26 23:13:17,963 INFO L168 Benchmark]: CodeCheck took 277989.56 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -342.9 MB). Free memory was 1.5 GB in the beginning and 926.9 MB in the end (delta: 525.4 MB). Peak memory consumption was 221.8 MB. Max. memory is 7.1 GB. [2018-09-26 23:13:17,967 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 23]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 23) - TimeoutResultAtElement [Line: 24]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 24) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 2 error locations. UNKNOWN Result, 277.9s OverallTime, 49 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 67404348 SDslu, -2062742856 SDs, 0 SdLazy, -1969908980 SolverSat, 294455892 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 61.0s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 41.2s InterpolantComputationTime, 906 NumberOfCodeBlocks, 906 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 857 ConstructedInterpolants, 0 QuantifiedInterpolants, 63109 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 3 PerfectInterpolantSequences, 1664/3320 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 0.20 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 49.77 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 27.91 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 257.47 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 277989.56 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -342.9 MB). Free memory was 1.5 GB in the beginning and 926.9 MB in the end (delta: 525.4 MB). Peak memory consumption was 221.8 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/doubleLoopUniformIterations.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_23-13-17-979.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/doubleLoopUniformIterations.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_23-13-17-979.csv Completed graceful shutdown