java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:01:56,898 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:01:56,899 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:01:56,911 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:01:56,911 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:01:56,912 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:01:56,914 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:01:56,916 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:01:56,918 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:01:56,920 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:01:56,921 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:01:56,921 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:01:56,922 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:01:56,923 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:01:56,926 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:01:56,927 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:01:56,928 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:01:56,938 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:01:56,940 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:01:56,945 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:01:56,946 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:01:56,949 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:01:56,951 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:01:56,951 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:01:56,952 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:01:56,955 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:01:56,956 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:01:56,956 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:01:56,960 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:01:56,961 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:01:56,961 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:01:56,961 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:01:56,961 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:01:56,963 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:01:56,964 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:01:56,964 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:01:56,965 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-04 10:01:56,980 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:01:56,980 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:01:56,981 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:01:56,981 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:01:56,982 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:01:56,982 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:01:56,982 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:01:56,982 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:01:56,983 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:01:56,983 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:01:56,983 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:01:56,983 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:01:56,983 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:01:56,984 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:01:56,984 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:01:56,984 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:01:56,984 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:01:56,984 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:01:56,985 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:01:56,985 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:01:56,985 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:01:56,985 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:01:56,985 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:01:56,986 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:01:56,986 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:01:56,986 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:01:56,986 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:01:56,986 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:01:56,986 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:01:57,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:01:57,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:01:57,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:01:57,060 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:01:57,061 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:01:57,061 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl [2018-10-04 10:01:57,062 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl' [2018-10-04 10:01:57,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:01:57,113 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:01:57,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:01:57,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:01:57,114 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:01:57,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:01:57,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:01:57,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:01:57,151 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:01:57,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:01:57,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:01:57,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:01:57,171 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:01:57,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:01:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:01:57,246 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 10:01:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:01:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:01:57,635 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:01:57,636 INFO L202 PluginConnector]: Adding new model down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:01:57 BoogieIcfgContainer [2018-10-04 10:01:57,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:01:57,637 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:01:57,637 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:01:57,648 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:01:57,648 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:01:57" (1/1) ... [2018-10-04 10:01:57,659 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 10:01:57,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:01:57,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-04 10:01:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-04 10:01:57,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 10:01:57,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:01:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:01:57,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:01:58,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:01:58,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-10-04 10:01:58,069 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-10-04 10:01:58,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:01:58,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:01:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:01:58,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:01:59,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:01:59,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-04 10:01:59,331 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-04 10:01:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:01:59,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:01:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:01:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:00,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:00,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-10-04 10:02:00,153 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-10-04 10:02:00,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 10:02:00,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:00,226 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:00,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:00,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-10-04 10:02:00,932 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-10-04 10:02:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 10:02:00,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:01,059 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:01,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:01,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-04 10:02:01,824 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-04 10:02:01,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:02:01,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:01,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-10-04 10:02:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-10-04 10:02:02,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:02:02,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:03,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 23 states and 47 transitions. [2018-10-04 10:02:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 47 transitions. [2018-10-04 10:02:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 10:02:03,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:03,574 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:05,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:05,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 25 states and 50 transitions. [2018-10-04 10:02:05,396 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 50 transitions. [2018-10-04 10:02:05,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 10:02:05,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:05,877 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:07,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:07,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 28 states and 60 transitions. [2018-10-04 10:02:07,309 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 60 transitions. [2018-10-04 10:02:07,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:02:07,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:07,542 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:08,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:08,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 30 states and 63 transitions. [2018-10-04 10:02:08,539 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 63 transitions. [2018-10-04 10:02:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:02:08,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:08,751 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:09,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:09,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 33 states and 74 transitions. [2018-10-04 10:02:09,600 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 74 transitions. [2018-10-04 10:02:09,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 10:02:09,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:09,733 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:10,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:10,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 35 states and 77 transitions. [2018-10-04 10:02:10,555 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 77 transitions. [2018-10-04 10:02:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 10:02:10,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:10,784 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 42 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 38 states and 89 transitions. [2018-10-04 10:02:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 89 transitions. [2018-10-04 10:02:11,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:02:11,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:12,087 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:13,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:13,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 40 states and 92 transitions. [2018-10-04 10:02:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 92 transitions. [2018-10-04 10:02:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:02:13,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:13,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:13,476 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 56 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:14,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 43 states and 105 transitions. [2018-10-04 10:02:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2018-10-04 10:02:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 10:02:14,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:15,318 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 36 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:16,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:16,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 45 states and 108 transitions. [2018-10-04 10:02:16,595 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 108 transitions. [2018-10-04 10:02:16,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 10:02:16,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:16,996 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 72 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:18,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:18,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 48 states and 122 transitions. [2018-10-04 10:02:18,368 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 122 transitions. [2018-10-04 10:02:18,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:02:18,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:18,551 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 45 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:19,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:19,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 50 states and 125 transitions. [2018-10-04 10:02:19,723 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 125 transitions. [2018-10-04 10:02:19,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:02:19,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:20,011 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 90 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:21,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:21,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 53 states and 140 transitions. [2018-10-04 10:02:21,384 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 140 transitions. [2018-10-04 10:02:21,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 10:02:21,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 55 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:23,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:23,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 55 states and 143 transitions. [2018-10-04 10:02:23,315 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 143 transitions. [2018-10-04 10:02:23,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 10:02:23,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 110 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:25,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:25,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 58 states and 159 transitions. [2018-10-04 10:02:25,283 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 159 transitions. [2018-10-04 10:02:25,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:02:25,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 66 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:27,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:27,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 60 states and 162 transitions. [2018-10-04 10:02:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 162 transitions. [2018-10-04 10:02:27,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:02:27,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:27,964 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 132 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:29,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:29,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 63 states and 179 transitions. [2018-10-04 10:02:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 179 transitions. [2018-10-04 10:02:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 10:02:29,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:30,654 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 78 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:32,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:32,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 65 states and 182 transitions. [2018-10-04 10:02:32,433 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 182 transitions. [2018-10-04 10:02:32,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 10:02:32,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 156 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:35,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:35,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 68 states and 200 transitions. [2018-10-04 10:02:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 200 transitions. [2018-10-04 10:02:35,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:02:35,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 91 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:37,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:37,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 70 states and 203 transitions. [2018-10-04 10:02:37,862 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 203 transitions. [2018-10-04 10:02:37,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:02:37,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:38,449 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 182 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:40,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:40,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 73 states and 222 transitions. [2018-10-04 10:02:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 222 transitions. [2018-10-04 10:02:40,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 10:02:40,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:40,787 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 105 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:42,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 75 states and 225 transitions. [2018-10-04 10:02:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 225 transitions. [2018-10-04 10:02:42,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 10:02:42,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:43,310 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 210 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:45,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:45,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 78 states and 245 transitions. [2018-10-04 10:02:45,359 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 245 transitions. [2018-10-04 10:02:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:02:45,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:45,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:45,619 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 120 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:47,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:47,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 80 states and 248 transitions. [2018-10-04 10:02:47,800 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 248 transitions. [2018-10-04 10:02:47,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:02:47,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 240 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:50,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 83 states and 269 transitions. [2018-10-04 10:02:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 269 transitions. [2018-10-04 10:02:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 10:02:50,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:50,661 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 136 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:52,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:52,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 85 states and 272 transitions. [2018-10-04 10:02:52,886 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 272 transitions. [2018-10-04 10:02:52,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 10:02:52,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:53,599 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 272 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:56,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 88 states and 294 transitions. [2018-10-04 10:02:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 294 transitions. [2018-10-04 10:02:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 10:02:56,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:02:57,147 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 153 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:02:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:02:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 90 states and 297 transitions. [2018-10-04 10:02:59,484 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 297 transitions. [2018-10-04 10:02:59,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 10:02:59,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:02:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:00,470 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 306 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:03,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 93 states and 320 transitions. [2018-10-04 10:03:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 320 transitions. [2018-10-04 10:03:03,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 10:03:03,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 171 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:05,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 95 states and 323 transitions. [2018-10-04 10:03:05,994 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 323 transitions. [2018-10-04 10:03:05,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 10:03:05,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:06,527 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 342 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:09,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:09,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 98 states and 347 transitions. [2018-10-04 10:03:09,519 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 347 transitions. [2018-10-04 10:03:09,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 10:03:09,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:09,852 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 190 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:12,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 100 states and 350 transitions. [2018-10-04 10:03:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 350 transitions. [2018-10-04 10:03:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 10:03:12,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:13,273 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 380 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:16,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 103 states and 375 transitions. [2018-10-04 10:03:16,023 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 375 transitions. [2018-10-04 10:03:16,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 10:03:16,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 210 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:19,213 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 7 [2018-10-04 10:03:27,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:27,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 105 states and 378 transitions. [2018-10-04 10:03:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 378 transitions. [2018-10-04 10:03:27,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 10:03:27,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:28,701 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 420 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:31,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:31,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 108 states and 404 transitions. [2018-10-04 10:03:31,702 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 404 transitions. [2018-10-04 10:03:31,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 10:03:31,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:32,175 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 231 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:35,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:35,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 110 states and 407 transitions. [2018-10-04 10:03:35,099 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 407 transitions. [2018-10-04 10:03:35,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 10:03:35,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:35,655 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 462 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:38,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 113 states and 434 transitions. [2018-10-04 10:03:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 434 transitions. [2018-10-04 10:03:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 10:03:38,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 253 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:42,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:42,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 115 states and 437 transitions. [2018-10-04 10:03:42,362 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 437 transitions. [2018-10-04 10:03:42,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-04 10:03:42,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:43,145 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 506 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:46,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:46,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 118 states and 465 transitions. [2018-10-04 10:03:46,583 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 465 transitions. [2018-10-04 10:03:46,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 10:03:46,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:47,097 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 276 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 120 states and 468 transitions. [2018-10-04 10:03:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 468 transitions. [2018-10-04 10:03:50,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 10:03:50,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:51,251 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 552 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:54,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:54,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 123 states and 497 transitions. [2018-10-04 10:03:54,913 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 497 transitions. [2018-10-04 10:03:54,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-04 10:03:54,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 852 backedges. 300 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:03:58,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:03:58,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 125 states and 500 transitions. [2018-10-04 10:03:58,308 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 500 transitions. [2018-10-04 10:03:58,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 10:03:58,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:03:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:03:59,743 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 600 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:03,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:03,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 128 states and 530 transitions. [2018-10-04 10:04:03,185 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 530 transitions. [2018-10-04 10:04:03,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 10:04:03,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:03,811 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 325 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:07,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 130 states and 533 transitions. [2018-10-04 10:04:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 533 transitions. [2018-10-04 10:04:07,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 10:04:07,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:09,633 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 650 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:13,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:13,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 133 states and 564 transitions. [2018-10-04 10:04:13,214 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 564 transitions. [2018-10-04 10:04:13,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 10:04:13,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:14,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 351 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:17,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:17,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 135 states and 567 transitions. [2018-10-04 10:04:17,839 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 567 transitions. [2018-10-04 10:04:17,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-04 10:04:17,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 702 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 138 states and 599 transitions. [2018-10-04 10:04:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 599 transitions. [2018-10-04 10:04:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 10:04:22,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:23,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 378 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:26,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 140 states and 602 transitions. [2018-10-04 10:04:26,775 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 602 transitions. [2018-10-04 10:04:26,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 10:04:26,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:27,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 756 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 143 states and 635 transitions. [2018-10-04 10:04:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 635 transitions. [2018-10-04 10:04:31,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-04 10:04:31,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:32,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 406 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:35,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:35,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 145 states and 638 transitions. [2018-10-04 10:04:35,940 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 638 transitions. [2018-10-04 10:04:35,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-04 10:04:35,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:36,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 812 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:40,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 148 states and 672 transitions. [2018-10-04 10:04:40,925 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 672 transitions. [2018-10-04 10:04:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 10:04:40,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:41,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 435 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:45,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:45,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 150 states and 675 transitions. [2018-10-04 10:04:45,454 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 675 transitions. [2018-10-04 10:04:45,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 10:04:45,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:46,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 870 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:50,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:50,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 153 states and 710 transitions. [2018-10-04 10:04:50,668 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 710 transitions. [2018-10-04 10:04:50,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-04 10:04:50,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:51,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1335 backedges. 465 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:04:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:04:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 155 states and 713 transitions. [2018-10-04 10:04:55,024 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 713 transitions. [2018-10-04 10:04:55,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-04 10:04:55,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:04:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:04:56,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 930 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:00,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 158 states and 749 transitions. [2018-10-04 10:05:00,425 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 749 transitions. [2018-10-04 10:05:00,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 10:05:00,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:00,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1426 backedges. 496 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:04,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:04,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 160 states and 752 transitions. [2018-10-04 10:05:04,998 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 752 transitions. [2018-10-04 10:05:04,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 10:05:04,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:06,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 992 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:10,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:10,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 163 states and 789 transitions. [2018-10-04 10:05:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 789 transitions. [2018-10-04 10:05:10,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-04 10:05:10,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:11,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 528 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:15,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 165 states and 792 transitions. [2018-10-04 10:05:15,393 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 792 transitions. [2018-10-04 10:05:15,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-04 10:05:15,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:16,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 1056 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:21,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 168 states and 830 transitions. [2018-10-04 10:05:21,405 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 830 transitions. [2018-10-04 10:05:21,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 10:05:21,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:21,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1617 backedges. 561 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:26,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 170 states and 833 transitions. [2018-10-04 10:05:26,461 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 833 transitions. [2018-10-04 10:05:26,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 10:05:26,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1683 backedges. 1122 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:32,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:32,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 173 states and 872 transitions. [2018-10-04 10:05:32,230 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 872 transitions. [2018-10-04 10:05:32,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-04 10:05:32,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 595 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:37,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 175 states and 875 transitions. [2018-10-04 10:05:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 875 transitions. [2018-10-04 10:05:37,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-04 10:05:37,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:38,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 1190 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:43,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:43,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 178 states and 915 transitions. [2018-10-04 10:05:43,328 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 915 transitions. [2018-10-04 10:05:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 10:05:43,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1820 backedges. 630 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:48,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 180 states and 918 transitions. [2018-10-04 10:05:48,846 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 918 transitions. [2018-10-04 10:05:48,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 10:05:48,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:49,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 1260 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:05:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:05:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 183 states and 959 transitions. [2018-10-04 10:05:55,106 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 959 transitions. [2018-10-04 10:05:55,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-04 10:05:55,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:05:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 10:05:55,470 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-04 10:05:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:05:55,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:05:55,597 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-04 10:05:55,597 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 10:05:55,599 INFO L168 Benchmark]: Toolchain (without parser) took 238486.84 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 422.5 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-04 10:05:55,601 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:05:55,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:05:55,604 INFO L168 Benchmark]: Boogie Preprocessor took 19.63 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:05:55,604 INFO L168 Benchmark]: RCFGBuilder took 465.80 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 10:05:55,605 INFO L168 Benchmark]: CodeCheck took 237961.50 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 401.4 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-04 10:05:55,611 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.15 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 19.63 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 465.80 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 237961.50 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 401.4 MB). Peak memory consumption was 2.3 GB. 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/down.i_4.bplTransformedIcfg_BEv2_5.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-05-55-633.csv Completed graceful shutdown