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/num_conversion_2.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:49:32,659 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:49:32,662 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:49:32,679 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:49:32,679 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:49:32,681 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:49:32,682 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:49:32,685 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:49:32,687 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:49:32,689 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:49:32,692 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:49:32,692 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:49:32,693 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:49:32,696 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:49:32,704 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:49:32,705 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:49:32,706 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:49:32,708 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:49:32,711 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:49:32,713 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:49:32,716 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:49:32,717 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:49:32,719 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:49:32,719 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:49:32,720 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:49:32,722 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:49:32,723 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:49:32,724 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:49:32,725 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:49:32,726 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:49:32,726 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:49:32,728 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:49:32,728 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:49:32,728 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:49:32,732 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:49:32,732 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:49:32,733 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 21:49:32,758 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:49:32,760 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:49:32,761 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:49:32,761 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:49:32,762 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:49:32,762 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:49:32,762 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:49:32,762 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:49:32,766 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:49:32,766 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:49:32,766 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:49:32,766 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:49:32,766 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:49:32,767 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:49:32,767 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:49:32,767 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:49:32,767 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:49:32,768 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:49:32,769 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:49:32,769 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 21:49:32,769 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:49:32,769 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:49:32,769 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:49:32,770 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:49:32,770 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:49:32,770 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:49:32,770 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:49:32,771 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:49:32,771 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:49:32,771 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:49:32,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:49:32,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:49:32,848 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:49:32,850 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:49:32,852 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:49:32,852 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/num_conversion_2.i_3.bpl [2018-09-30 21:49:32,853 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/num_conversion_2.i_3.bpl' [2018-09-30 21:49:32,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:49:32,910 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:49:32,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:49:32,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:49:32,911 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:49:32,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (1/1) ... [2018-09-30 21:49:32,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (1/1) ... [2018-09-30 21:49:32,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:49:32,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:49:32,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:49:32,948 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:49:32,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (1/1) ... [2018-09-30 21:49:32,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (1/1) ... [2018-09-30 21:49:32,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (1/1) ... [2018-09-30 21:49:32,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (1/1) ... [2018-09-30 21:49:32,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (1/1) ... [2018-09-30 21:49:32,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (1/1) ... [2018-09-30 21:49:32,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (1/1) ... [2018-09-30 21:49:32,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:49:32,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:49:32,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:49:32,970 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:49:32,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:49:32" (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 21:49:33,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 21:49:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 21:49:33,291 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 21:49:33,291 INFO L202 PluginConnector]: Adding new model num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:49:33 BoogieIcfgContainer [2018-09-30 21:49:33,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:49:33,292 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:49:33,292 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:49:33,304 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:49:33,305 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "num_conversion_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:49:33" (1/1) ... [2018-09-30 21:49:33,319 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 21:49:33,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:49:33,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 21:49:33,365 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 21:49:33,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:49:33,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:49:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:33,530 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 21:49:33,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:49:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-30 21:49:33,907 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-30 21:49:33,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:49:33,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:49:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:34,011 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 21:49:34,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:49:34,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-30 21:49:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-30 21:49:34,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:49:34,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:49:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:34,950 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 21:49:43,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:49:43,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-30 21:49:43,577 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-30 21:49:43,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:49:43,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:49:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:48,399 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 21:50:00,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:50:00,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-30 21:50:00,813 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-30 21:50:00,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:50:00,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:50:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:50:03,540 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 21:50:27,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:50:27,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-30 21:50:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-30 21:50:27,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:50:27,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:50:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:50:35,878 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 21:51:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:51:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:51:42,610 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:51:42,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:51:42,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:51:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:51:42,797 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 21:51:58,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:51:58,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:51:58,339 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:51:58,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:51:58,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:51:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:51:58,405 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 21:52:24,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:52:24,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:52:24,215 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:52:24,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:52:24,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:52:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:52:24,329 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 21:52:45,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:52:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:52:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:52:45,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:52:45,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:52:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:52:45,609 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 21:52:58,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:52:58,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:52:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:52:58,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:52:58,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:52:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:52:58,469 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 21:53:11,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:53:11,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:53:11,789 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:53:11,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:53:11,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:53:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:53:11,848 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 21:53:20,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:53:20,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:53:20,584 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:53:20,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:53:20,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:53:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:53:20,639 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 21:53:30,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:53:30,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:53:30,746 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:53:30,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:53:30,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:53:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:53:30,807 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 21:53:48,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:53:48,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:53:48,953 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:53:48,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:53:48,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:53:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:53:49,103 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 21:53:59,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:53:59,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:53:59,891 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:53:59,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:53:59,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:53:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:53:59,979 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 21:54:21,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-30 21:54:21,616 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-30 21:54:21,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:54:21,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:21,670 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown