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/20170304-DifficultPathPrograms/seq.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:24:51,998 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:24:52,001 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:24:52,019 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:24:52,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:24:52,021 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:24:52,023 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:24:52,026 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:24:52,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:24:52,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:24:52,034 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:24:52,034 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:24:52,035 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:24:52,036 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:24:52,040 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:24:52,040 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:24:52,041 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:24:52,051 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:24:52,053 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:24:52,055 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:24:52,059 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:24:52,063 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:24:52,065 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:24:52,065 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:24:52,065 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:24:52,066 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:24:52,069 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:24:52,070 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:24:52,071 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:24:52,074 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:24:52,074 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:24:52,076 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:24:52,076 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:24:52,076 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:24:52,078 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:24:52,079 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:24:52,079 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 [2018-09-26 22:24:52,107 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:24:52,107 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:24:52,108 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:24:52,109 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:24:52,109 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:24:52,110 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:24:52,111 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:24:52,111 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:24:52,111 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:24:52,111 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:24:52,112 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:24:52,112 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:24:52,112 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:24:52,112 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:24:52,112 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:24:52,113 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:24:52,113 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:24:52,113 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:24:52,113 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:24:52,113 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:24:52,113 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:24:52,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:24:52,114 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:24:52,114 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:24:52,114 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:24:52,114 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:24:52,115 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:24:52,115 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:24:52,115 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:24:52,171 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:24:52,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:24:52,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:24:52,192 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:24:52,192 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:24:52,193 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/seq.i_4.bpl [2018-09-26 22:24:52,194 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/seq.i_4.bpl' [2018-09-26 22:24:52,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:24:52,265 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:24:52,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:24:52,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:24:52,266 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:24:52,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:24:52,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:24:52,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:24:52,309 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:24:52,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:24:52,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:24:52,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:24:52,340 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:24:52,342 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:24:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:24:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 22:24:52,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 22:24:52,761 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 22:24:52,762 INFO L202 PluginConnector]: Adding new model seq.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:24:52 BoogieIcfgContainer [2018-09-26 22:24:52,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:24:52,763 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:24:52,763 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:24:52,775 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:24:52,775 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "seq.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:24:52" (1/1) ... [2018-09-26 22:24:52,789 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:24:52,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:52,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-26 22:24:52,830 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-26 22:24:52,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:24:52,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:53,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:53,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2018-09-26 22:24:53,279 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2018-09-26 22:24:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:24:53,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:53,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:54,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:54,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2018-09-26 22:24:54,660 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2018-09-26 22:24:54,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:24:54,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:55,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:55,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-09-26 22:24:55,573 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-09-26 22:24:55,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:24:55,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:56,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:56,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-09-26 22:24:56,775 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-09-26 22:24:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:24:56,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:56,914 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:58,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-09-26 22:24:58,131 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-09-26 22:24:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:24:58,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:58,325 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:24:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:24:59,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2018-09-26 22:24:59,254 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2018-09-26 22:24:59,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:24:59,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:24:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:24:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:00,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:00,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 44 transitions. [2018-09-26 22:25:00,309 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 44 transitions. [2018-09-26 22:25:00,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:25:00,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:00,736 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:01,308 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 9 [2018-09-26 22:25:04,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:04,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-09-26 22:25:04,395 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-09-26 22:25:04,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:25:04,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:04,571 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-09-26 22:25:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-09-26 22:25:05,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:25:05,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:07,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-09-26 22:25:07,059 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-09-26 22:25:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:25:07,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:07,263 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 69 transitions. [2018-09-26 22:25:08,599 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2018-09-26 22:25:08,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:25:08,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:08,811 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:10,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-09-26 22:25:10,219 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-09-26 22:25:10,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:25:10,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:10,538 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2018-09-26 22:25:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2018-09-26 22:25:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:25:11,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:12,363 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 56 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:14,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:14,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2018-09-26 22:25:14,009 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2018-09-26 22:25:14,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:25:14,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:14,594 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 56 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 98 transitions. [2018-09-26 22:25:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2018-09-26 22:25:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:25:16,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:16,399 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 72 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:17,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:17,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2018-09-26 22:25:17,820 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2018-09-26 22:25:17,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:25:17,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-09-26 22:25:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-09-26 22:25:20,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:25:20,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:20,517 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 90 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:22,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:22,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-09-26 22:25:22,092 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-09-26 22:25:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:25:22,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:22,798 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 90 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:24,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2018-09-26 22:25:24,716 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2018-09-26 22:25:24,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:25:24,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:25,749 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 110 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:27,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 66 states and 133 transitions. [2018-09-26 22:25:27,538 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 133 transitions. [2018-09-26 22:25:27,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:25:27,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 110 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:30,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2018-09-26 22:25:30,273 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2018-09-26 22:25:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:25:30,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:30,659 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 132 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:32,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:32,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 72 states and 151 transitions. [2018-09-26 22:25:32,585 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 151 transitions. [2018-09-26 22:25:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:25:32,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:32,990 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 132 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:35,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:35,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 76 states and 168 transitions. [2018-09-26 22:25:35,454 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 168 transitions. [2018-09-26 22:25:35,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:25:35,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 156 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:38,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 78 states and 170 transitions. [2018-09-26 22:25:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 170 transitions. [2018-09-26 22:25:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:25:38,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 156 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:41,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 82 states and 188 transitions. [2018-09-26 22:25:41,341 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 188 transitions. [2018-09-26 22:25:41,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:25:41,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:41,882 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 182 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:44,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:44,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 84 states and 190 transitions. [2018-09-26 22:25:44,348 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 190 transitions. [2018-09-26 22:25:44,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:25:44,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 182 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:47,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:47,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 209 transitions. [2018-09-26 22:25:47,075 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 209 transitions. [2018-09-26 22:25:47,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:25:47,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:48,157 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 210 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:51,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:51,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 90 states and 211 transitions. [2018-09-26 22:25:51,194 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 211 transitions. [2018-09-26 22:25:51,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:25:51,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:51,933 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 210 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:54,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 94 states and 231 transitions. [2018-09-26 22:25:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 231 transitions. [2018-09-26 22:25:54,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:25:54,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 240 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:25:57,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:25:57,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 96 states and 233 transitions. [2018-09-26 22:25:57,617 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 233 transitions. [2018-09-26 22:25:57,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:25:57,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:25:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:25:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:01,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 100 states and 254 transitions. [2018-09-26 22:26:01,016 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 254 transitions. [2018-09-26 22:26:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:26:01,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:02,208 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 272 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:05,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:05,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 102 states and 256 transitions. [2018-09-26 22:26:05,265 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 256 transitions. [2018-09-26 22:26:05,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:26:05,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:05,883 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 272 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 106 states and 278 transitions. [2018-09-26 22:26:08,754 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 278 transitions. [2018-09-26 22:26:08,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:26:08,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:09,768 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 306 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:12,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:12,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 108 states and 280 transitions. [2018-09-26 22:26:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 280 transitions. [2018-09-26 22:26:12,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:26:12,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:13,275 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 306 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:16,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 303 transitions. [2018-09-26 22:26:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 303 transitions. [2018-09-26 22:26:16,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:26:16,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:17,170 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 342 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:20,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 114 states and 305 transitions. [2018-09-26 22:26:20,598 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 305 transitions. [2018-09-26 22:26:20,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:26:20,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:21,294 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 342 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:24,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:24,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 118 states and 329 transitions. [2018-09-26 22:26:24,441 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 329 transitions. [2018-09-26 22:26:24,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:26:24,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:25,344 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 380 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:28,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:28,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 120 states and 331 transitions. [2018-09-26 22:26:28,480 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 331 transitions. [2018-09-26 22:26:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:26:28,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 380 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:36,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:36,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 124 states and 356 transitions. [2018-09-26 22:26:36,439 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 356 transitions. [2018-09-26 22:26:36,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:26:36,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:37,109 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 420 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:40,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 126 states and 358 transitions. [2018-09-26 22:26:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 358 transitions. [2018-09-26 22:26:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:26:40,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:41,806 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 420 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:45,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:45,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 130 states and 384 transitions. [2018-09-26 22:26:45,592 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 384 transitions. [2018-09-26 22:26:45,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:26:45,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 462 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:49,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:49,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 132 states and 386 transitions. [2018-09-26 22:26:49,919 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 386 transitions. [2018-09-26 22:26:49,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:26:49,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:51,014 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 462 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:54,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:54,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 136 states and 413 transitions. [2018-09-26 22:26:54,686 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 413 transitions. [2018-09-26 22:26:54,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:26:54,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:26:55,889 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 506 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:26:59,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:26:59,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 138 states and 415 transitions. [2018-09-26 22:26:59,678 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 415 transitions. [2018-09-26 22:26:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:26:59,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:26:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 506 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:04,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:04,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 142 states and 443 transitions. [2018-09-26 22:27:04,572 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 443 transitions. [2018-09-26 22:27:04,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 22:27:04,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:06,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 552 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:10,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 144 states and 445 transitions. [2018-09-26 22:27:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 445 transitions. [2018-09-26 22:27:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 22:27:10,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 552 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:15,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:15,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 148 states and 474 transitions. [2018-09-26 22:27:15,518 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 474 transitions. [2018-09-26 22:27:15,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:27:15,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:17,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 600 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:21,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 150 states and 476 transitions. [2018-09-26 22:27:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 476 transitions. [2018-09-26 22:27:21,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 22:27:21,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 600 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:27,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:27,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 154 states and 506 transitions. [2018-09-26 22:27:27,776 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 506 transitions. [2018-09-26 22:27:27,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 22:27:27,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 650 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:33,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:33,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 156 states and 508 transitions. [2018-09-26 22:27:33,339 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 508 transitions. [2018-09-26 22:27:33,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 22:27:33,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:34,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 650 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:38,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:38,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 160 states and 539 transitions. [2018-09-26 22:27:38,922 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 539 transitions. [2018-09-26 22:27:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-26 22:27:38,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:39,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 702 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:44,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:44,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 162 states and 541 transitions. [2018-09-26 22:27:44,395 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 541 transitions. [2018-09-26 22:27:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 22:27:44,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:45,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 702 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:50,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:50,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 166 states and 573 transitions. [2018-09-26 22:27:50,161 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 573 transitions. [2018-09-26 22:27:50,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 22:27:50,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:51,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 756 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:27:56,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:27:56,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 168 states and 575 transitions. [2018-09-26 22:27:56,078 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 575 transitions. [2018-09-26 22:27:56,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 22:27:56,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:27:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:27:57,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 756 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:02,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:02,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 172 states and 608 transitions. [2018-09-26 22:28:02,646 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 608 transitions. [2018-09-26 22:28:02,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-26 22:28:02,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:03,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 812 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:08,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 174 states and 610 transitions. [2018-09-26 22:28:08,669 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 610 transitions. [2018-09-26 22:28:08,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-26 22:28:08,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:09,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 812 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:14,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:14,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 178 states and 644 transitions. [2018-09-26 22:28:14,831 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 644 transitions. [2018-09-26 22:28:14,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-26 22:28:14,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:15,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 870 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:20,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:20,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 180 states and 646 transitions. [2018-09-26 22:28:20,981 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 646 transitions. [2018-09-26 22:28:20,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-26 22:28:20,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:21,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 870 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:27,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:27,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 184 states and 681 transitions. [2018-09-26 22:28:27,254 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 681 transitions. [2018-09-26 22:28:27,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-26 22:28:27,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 930 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:33,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:33,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 186 states and 683 transitions. [2018-09-26 22:28:33,990 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 683 transitions. [2018-09-26 22:28:33,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-26 22:28:33,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:35,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:40,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:40,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 190 states and 719 transitions. [2018-09-26 22:28:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 719 transitions. [2018-09-26 22:28:40,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-26 22:28:40,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:41,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1922 backedges. 992 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:47,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:47,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 192 states and 721 transitions. [2018-09-26 22:28:47,284 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 721 transitions. [2018-09-26 22:28:47,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-26 22:28:47,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:48,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 992 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 196 states and 758 transitions. [2018-09-26 22:28:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 758 transitions. [2018-09-26 22:28:54,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-26 22:28:54,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2048 backedges. 1056 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:28:55,753 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:28:55,755 INFO L168 Benchmark]: Toolchain (without parser) took 243492.50 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: -976.7 MB). Peak memory consumption was 891.9 MB. Max. memory is 7.1 GB. [2018-09-26 22:28:55,756 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. [2018-09-26 22:28:55,756 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:28:55,757 INFO L168 Benchmark]: Boogie Preprocessor took 25.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:28:55,757 INFO L168 Benchmark]: RCFGBuilder took 422.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:28:55,758 INFO L168 Benchmark]: CodeCheck took 242991.53 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 2.5 GB in the end (delta: -997.8 MB). Peak memory consumption was 870.7 MB. Max. memory is 7.1 GB. [2018-09-26 22:28:55,763 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 PredicateComparison was comparing new predicate (quantifier-free) to 1006 known predicates. * 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 42.27 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 25.65 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 422.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 242991.53 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 2.5 GB in the end (delta: -997.8 MB). Peak memory consumption was 870.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/seq.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-28-55-775.csv Completed graceful shutdown