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/linear_sea.ch.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:22:47,821 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:22:47,823 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:22:47,841 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:22:47,841 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:22:47,842 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:22:47,844 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:22:47,847 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:22:47,852 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:22:47,854 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:22:47,857 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:22:47,857 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:22:47,858 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:22:47,859 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:22:47,863 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:22:47,864 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:22:47,865 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:22:47,868 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:22:47,878 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:22:47,880 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:22:47,881 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:22:47,886 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:22:47,891 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:22:47,894 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:22:47,894 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:22:47,895 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:22:47,896 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:22:47,897 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:22:47,900 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:22:47,901 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:22:47,902 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:22:47,904 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:22:47,904 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:22:47,905 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:22:47,906 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:22:47,907 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:22:47,907 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 [2018-09-30 11:22:47,940 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:22:47,940 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:22:47,941 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:22:47,941 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:22:47,942 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:22:47,942 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:22:47,942 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:22:47,942 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:22:47,943 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:22:47,943 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:22:47,943 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:22:47,943 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:22:47,946 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:22:47,946 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:22:47,946 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:22:47,946 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:22:47,947 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:22:47,947 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:22:47,947 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:22:47,947 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:22:47,948 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:22:47,948 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:22:47,948 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:22:47,948 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:22:47,949 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:22:47,950 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:22:47,950 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:22:47,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:22:47,950 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:22:48,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:22:48,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:22:48,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:22:48,027 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:22:48,028 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:22:48,029 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl [2018-09-30 11:22:48,029 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl' [2018-09-30 11:22:48,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:22:48,096 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:22:48,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:22:48,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:22:48,097 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:22:48,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:22:48,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:22:48,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:22:48,141 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:22:48,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:22:48,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:22:48,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:22:48,166 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:22:48,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:22:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:22:48,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:22:48,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:22:48,463 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:22:48,464 INFO L202 PluginConnector]: Adding new model linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:22:48 BoogieIcfgContainer [2018-09-30 11:22:48,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:22:48,465 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:22:48,465 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:22:48,477 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:22:48,478 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:22:48" (1/1) ... [2018-09-30 11:22:48,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:22:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:22:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 11:22:48,559 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 11:22:48,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:22:48,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:22:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:22:48,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:22:49,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:22:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 11:22:49,193 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 11:22:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:22:49,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:22:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:22:49,620 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 13 [2018-09-30 11:22:49,861 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 16 [2018-09-30 11:22:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:22:50,508 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-09-30 11:22:50,720 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-30 11:22:51,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:22:51,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-30 11:22:51,441 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-30 11:22:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:22:51,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:22:51,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:22:52,172 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:22:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:22:53,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 14 states and 30 transitions. [2018-09-30 11:22:53,486 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 30 transitions. [2018-09-30 11:22:53,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:22:53,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:22:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:22:53,957 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:22:54,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:22:54,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 16 states and 35 transitions. [2018-09-30 11:22:54,912 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 35 transitions. [2018-09-30 11:22:54,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:22:54,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:22:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:22:55,100 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:22:55,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:22:55,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 17 states and 36 transitions. [2018-09-30 11:22:55,549 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 36 transitions. [2018-09-30 11:22:55,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:22:55,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:22:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:22:55,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:22:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:22:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 18 states and 39 transitions. [2018-09-30 11:22:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 39 transitions. [2018-09-30 11:22:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:22:56,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:22:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:22:56,954 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:22:58,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:22:58,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 21 states and 48 transitions. [2018-09-30 11:22:58,314 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 48 transitions. [2018-09-30 11:22:58,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:22:58,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:22:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:22:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:22:59,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:22:59,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 22 states and 48 transitions. [2018-09-30 11:22:59,494 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 48 transitions. [2018-09-30 11:22:59,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:22:59,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:22:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:22:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:00,474 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2018-09-30 11:23:00,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:00,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 23 states and 48 transitions. [2018-09-30 11:23:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 48 transitions. [2018-09-30 11:23:00,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:23:00,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:01,294 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:01,872 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 31 [2018-09-30 11:23:02,036 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2018-09-30 11:23:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 25 states and 53 transitions. [2018-09-30 11:23:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 53 transitions. [2018-09-30 11:23:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:23:03,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:03,566 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:03,901 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2018-09-30 11:23:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:04,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 26 states and 53 transitions. [2018-09-30 11:23:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 53 transitions. [2018-09-30 11:23:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:23:04,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:05,742 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-09-30 11:23:05,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:05,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 28 states and 56 transitions. [2018-09-30 11:23:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 56 transitions. [2018-09-30 11:23:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:23:05,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:06,391 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:06,674 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-09-30 11:23:08,125 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-30 11:23:08,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:08,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 30 states and 61 transitions. [2018-09-30 11:23:08,807 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 61 transitions. [2018-09-30 11:23:08,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:23:08,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:09,271 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:10,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:10,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 32 states and 64 transitions. [2018-09-30 11:23:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 64 transitions. [2018-09-30 11:23:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:23:10,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:11,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:11,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-09-30 11:23:11,617 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-09-30 11:23:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:23:11,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:12,288 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:14,022 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2018-09-30 11:23:14,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 36 states and 72 transitions. [2018-09-30 11:23:14,722 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 72 transitions. [2018-09-30 11:23:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:23:14,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:15,188 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:15,549 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-09-30 11:23:16,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:16,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-09-30 11:23:16,018 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-09-30 11:23:16,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:23:16,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:16,173 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:16,668 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-09-30 11:23:17,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:17,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2018-09-30 11:23:17,142 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2018-09-30 11:23:17,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:23:17,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:17,542 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:17,969 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-09-30 11:23:19,066 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2018-09-30 11:23:19,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:19,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-09-30 11:23:19,758 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-09-30 11:23:19,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:23:19,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:20,235 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:20,782 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-09-30 11:23:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 77 transitions. [2018-09-30 11:23:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2018-09-30 11:23:21,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:23:21,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:22,366 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-09-30 11:23:22,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:22,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 43 states and 80 transitions. [2018-09-30 11:23:22,677 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 80 transitions. [2018-09-30 11:23:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:23:22,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:23,056 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:23,547 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-09-30 11:23:24,870 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-09-30 11:23:25,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:25,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 85 transitions. [2018-09-30 11:23:25,503 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 85 transitions. [2018-09-30 11:23:25,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:23:25,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:25,947 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:26,729 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-09-30 11:23:27,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:27,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 85 transitions. [2018-09-30 11:23:27,475 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2018-09-30 11:23:27,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:23:27,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:27,656 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:27,977 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-09-30 11:23:28,794 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-09-30 11:23:29,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:29,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2018-09-30 11:23:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2018-09-30 11:23:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:23:29,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:29,893 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:30,132 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 31 [2018-09-30 11:23:30,393 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-09-30 11:23:31,801 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 92 [2018-09-30 11:23:32,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:32,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 50 states and 93 transitions. [2018-09-30 11:23:32,597 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 93 transitions. [2018-09-30 11:23:32,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:23:32,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:33,127 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2018-09-30 11:23:33,992 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-09-30 11:23:34,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:34,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2018-09-30 11:23:34,406 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2018-09-30 11:23:34,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:23:34,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:34,569 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:34,793 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 31 [2018-09-30 11:23:35,093 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-09-30 11:23:35,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:35,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 53 states and 96 transitions. [2018-09-30 11:23:35,841 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2018-09-30 11:23:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:23:35,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:36,702 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2018-09-30 11:23:37,680 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-09-30 11:23:38,903 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-09-30 11:23:39,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:39,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2018-09-30 11:23:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2018-09-30 11:23:39,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:23:39,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:40,517 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-09-30 11:23:41,313 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 11:23:41,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:41,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 57 states and 104 transitions. [2018-09-30 11:23:41,347 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2018-09-30 11:23:41,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:23:41,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:42,264 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-09-30 11:23:43,100 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-09-30 11:23:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:43,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 104 transitions. [2018-09-30 11:23:43,140 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2018-09-30 11:23:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:23:43,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:43,641 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:44,046 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2018-09-30 11:23:45,187 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-09-30 11:23:46,573 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2018-09-30 11:23:47,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:47,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 61 states and 112 transitions. [2018-09-30 11:23:47,504 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 112 transitions. [2018-09-30 11:23:47,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:23:47,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:47,790 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:48,338 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-09-30 11:23:49,216 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-30 11:23:49,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 112 transitions. [2018-09-30 11:23:49,251 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 112 transitions. [2018-09-30 11:23:49,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:23:49,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:49,388 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:50,077 WARN L178 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-09-30 11:23:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:51,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 63 states and 112 transitions. [2018-09-30 11:23:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 112 transitions. [2018-09-30 11:23:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:23:51,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:51,727 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:52,190 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2018-09-30 11:23:53,435 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-09-30 11:23:53,992 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 11:23:54,979 WARN L178 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2018-09-30 11:23:56,034 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-30 11:23:56,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:56,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 66 states and 120 transitions. [2018-09-30 11:23:56,087 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 120 transitions. [2018-09-30 11:23:56,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:23:56,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:56,824 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-09-30 11:23:57,811 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-30 11:23:57,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 67 states and 120 transitions. [2018-09-30 11:23:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 120 transitions. [2018-09-30 11:23:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:23:57,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:23:57,999 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:23:58,572 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-09-30 11:23:59,567 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-30 11:23:59,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:23:59,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 68 states and 120 transitions. [2018-09-30 11:23:59,608 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 120 transitions. [2018-09-30 11:23:59,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:23:59,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:23:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:00,225 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:00,525 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 31 [2018-09-30 11:24:00,916 WARN L178 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2018-09-30 11:24:01,978 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 11:24:03,010 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 124 [2018-09-30 11:24:04,110 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-09-30 11:24:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:04,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 70 states and 125 transitions. [2018-09-30 11:24:04,184 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 125 transitions. [2018-09-30 11:24:04,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:24:04,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:04,365 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:04,630 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 31 [2018-09-30 11:24:05,045 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-09-30 11:24:06,154 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-30 11:24:06,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:06,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 71 states and 125 transitions. [2018-09-30 11:24:06,198 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 125 transitions. [2018-09-30 11:24:06,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:24:06,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:06,497 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:07,058 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 106 [2018-09-30 11:24:08,432 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-09-30 11:24:09,071 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-30 11:24:09,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 128 transitions. [2018-09-30 11:24:09,114 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 128 transitions. [2018-09-30 11:24:09,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:24:09,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:09,892 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:10,517 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2018-09-30 11:24:12,125 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-09-30 11:24:12,822 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-30 11:24:13,993 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2018-09-30 11:24:15,186 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-09-30 11:24:15,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:15,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 136 transitions. [2018-09-30 11:24:15,247 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 136 transitions. [2018-09-30 11:24:15,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:24:15,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:15,632 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:16,373 WARN L178 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-09-30 11:24:17,631 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-30 11:24:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:17,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 77 states and 136 transitions. [2018-09-30 11:24:17,672 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 136 transitions. [2018-09-30 11:24:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:24:17,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:18,019 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:18,715 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2018-09-30 11:24:20,054 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 11:24:20,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:20,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 78 states and 136 transitions. [2018-09-30 11:24:20,092 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 136 transitions. [2018-09-30 11:24:20,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:24:20,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:20,998 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:21,595 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 122 [2018-09-30 11:24:22,631 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-09-30 11:24:23,236 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2018-09-30 11:24:24,034 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 11:24:25,304 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 140 [2018-09-30 11:24:26,636 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-30 11:24:26,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 81 states and 144 transitions. [2018-09-30 11:24:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 144 transitions. [2018-09-30 11:24:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:24:26,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:27,661 WARN L178 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2018-09-30 11:24:28,941 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 11:24:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:28,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 82 states and 144 transitions. [2018-09-30 11:24:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 144 transitions. [2018-09-30 11:24:28,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:24:28,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:29,191 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:29,892 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-09-30 11:24:31,271 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-30 11:24:31,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 83 states and 144 transitions. [2018-09-30 11:24:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 144 transitions. [2018-09-30 11:24:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:24:31,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:32,933 WARN L178 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2018-09-30 11:24:34,254 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-09-30 11:24:34,917 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-09-30 11:24:35,762 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-30 11:24:36,126 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 31 [2018-09-30 11:24:37,237 WARN L178 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 148 [2018-09-30 11:24:38,680 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-09-30 11:24:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:38,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 86 states and 152 transitions. [2018-09-30 11:24:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 152 transitions. [2018-09-30 11:24:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:24:38,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:39,676 WARN L178 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2018-09-30 11:24:41,098 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-30 11:24:41,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:41,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 87 states and 152 transitions. [2018-09-30 11:24:41,142 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 152 transitions. [2018-09-30 11:24:41,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:24:41,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:41,382 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:41,865 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 31 [2018-09-30 11:24:42,328 WARN L178 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2018-09-30 11:24:43,721 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 11:24:43,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:43,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 88 states and 152 transitions. [2018-09-30 11:24:43,764 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 152 transitions. [2018-09-30 11:24:43,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:24:43,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:45,427 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:46,359 WARN L178 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-09-30 11:24:47,962 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-30 11:24:49,411 WARN L178 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2018-09-30 11:24:50,965 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-09-30 11:24:51,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:51,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 90 states and 157 transitions. [2018-09-30 11:24:51,038 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 157 transitions. [2018-09-30 11:24:51,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:24:51,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:51,229 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:51,585 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 31 [2018-09-30 11:24:52,090 WARN L178 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2018-09-30 11:24:53,662 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-30 11:24:53,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:53,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 91 states and 157 transitions. [2018-09-30 11:24:53,708 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 157 transitions. [2018-09-30 11:24:53,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:24:53,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:53,910 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:54,620 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2018-09-30 11:24:55,900 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-09-30 11:24:56,697 WARN L178 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2018-09-30 11:24:57,668 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 11:24:57,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:24:57,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 93 states and 160 transitions. [2018-09-30 11:24:57,711 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 160 transitions. [2018-09-30 11:24:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:24:57,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:24:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:24:58,547 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:24:59,296 WARN L178 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2018-09-30 11:25:00,633 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-30 11:25:01,429 WARN L178 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2018-09-30 11:25:02,476 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-30 11:25:04,053 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2018-09-30 11:25:05,739 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-09-30 11:25:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:05,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 96 states and 168 transitions. [2018-09-30 11:25:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 168 transitions. [2018-09-30 11:25:05,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:25:05,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:06,105 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:06,452 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 31 [2018-09-30 11:25:07,105 WARN L178 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2018-09-30 11:25:08,731 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-30 11:25:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 97 states and 168 transitions. [2018-09-30 11:25:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 168 transitions. [2018-09-30 11:25:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:25:08,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:09,280 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 31 [2018-09-30 11:25:09,807 WARN L178 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-09-30 11:25:11,454 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-30 11:25:11,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:11,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 98 states and 168 transitions. [2018-09-30 11:25:11,500 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 168 transitions. [2018-09-30 11:25:11,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:25:11,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:12,829 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:13,664 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 154 [2018-09-30 11:25:15,119 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-09-30 11:25:15,965 WARN L178 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-09-30 11:25:17,097 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-30 11:25:18,765 WARN L178 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2018-09-30 11:25:20,578 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-09-30 11:25:20,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:20,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 101 states and 176 transitions. [2018-09-30 11:25:20,644 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 176 transitions. [2018-09-30 11:25:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:25:20,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:20,975 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:21,959 WARN L178 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2018-09-30 11:25:23,831 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-30 11:25:23,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 102 states and 176 transitions. [2018-09-30 11:25:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions. [2018-09-30 11:25:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:25:23,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:24,427 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 31 [2018-09-30 11:25:25,001 WARN L178 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2018-09-30 11:25:26,804 WARN L178 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-30 11:25:26,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:26,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 103 states and 176 transitions. [2018-09-30 11:25:26,851 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 176 transitions. [2018-09-30 11:25:26,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:25:26,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:28,616 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:29,613 WARN L178 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2018-09-30 11:25:31,524 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-30 11:25:33,393 WARN L178 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 180 [2018-09-30 11:25:35,334 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2018-09-30 11:25:35,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:35,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-30 11:25:35,409 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-30 11:25:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:25:35,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:36,133 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:37,003 WARN L178 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2018-09-30 11:25:38,667 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-09-30 11:25:39,563 WARN L178 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2018-09-30 11:25:40,768 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-30 11:25:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 107 states and 184 transitions. [2018-09-30 11:25:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 184 transitions. [2018-09-30 11:25:40,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:25:40,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:41,895 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 31 [2018-09-30 11:25:42,496 WARN L178 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2018-09-30 11:25:44,483 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-30 11:25:44,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:44,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 108 states and 184 transitions. [2018-09-30 11:25:44,531 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 184 transitions. [2018-09-30 11:25:44,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:25:44,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:46,003 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:47,121 WARN L178 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2018-09-30 11:25:49,206 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-30 11:25:49,659 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 31 [2018-09-30 11:25:51,110 WARN L178 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 188 [2018-09-30 11:25:53,239 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-09-30 11:25:53,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 110 states and 189 transitions. [2018-09-30 11:25:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2018-09-30 11:25:53,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:25:53,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:54,182 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:54,582 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 31 [2018-09-30 11:25:55,209 WARN L178 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2018-09-30 11:25:57,211 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-30 11:25:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:25:57,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 111 states and 189 transitions. [2018-09-30 11:25:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 189 transitions. [2018-09-30 11:25:57,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:25:57,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:25:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:25:58,010 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:25:59,021 WARN L178 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 170 [2018-09-30 11:26:00,747 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-09-30 11:26:01,714 WARN L178 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2018-09-30 11:26:03,046 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-30 11:26:03,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:26:03,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 113 states and 192 transitions. [2018-09-30 11:26:03,102 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 192 transitions. [2018-09-30 11:26:03,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:26:03,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:26:03,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:26:04,727 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:26:06,866 WARN L178 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 31 [2018-09-30 11:26:09,188 WARN L178 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 202 DAG size of output: 201 [2018-09-30 11:26:11,335 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-30 11:26:11,813 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 31 [2018-09-30 11:26:13,445 WARN L178 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2018-09-30 11:26:15,703 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-09-30 11:26:15,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:26:15,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-30 11:26:15,779 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-30 11:26:15,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:26:15,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:26:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:26:16,853 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:26:17,286 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2018-09-30 11:26:17,872 WARN L178 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2018-09-30 11:26:19,786 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-09-30 11:26:20,834 WARN L178 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2018-09-30 11:26:22,243 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-30 11:26:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:26:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 117 states and 200 transitions. [2018-09-30 11:26:22,296 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 200 transitions. [2018-09-30 11:26:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:26:22,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:26:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:26:23,024 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:26:23,454 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 31 [2018-09-30 11:26:24,187 WARN L178 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2018-09-30 11:26:26,335 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-30 11:26:26,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:26:26,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 200 transitions. [2018-09-30 11:26:26,386 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2018-09-30 11:26:26,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:26:26,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:26:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:26:27,988 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:26:29,100 WARN L178 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2018-09-30 11:26:31,009 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-09-30 11:26:32,121 WARN L178 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2018-09-30 11:26:33,623 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-30 11:26:34,193 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 31 [2018-09-30 11:26:35,876 WARN L178 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2018-09-30 11:26:38,252 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2018-09-30 11:26:38,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:26:38,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 121 states and 208 transitions. [2018-09-30 11:26:38,330 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 208 transitions. [2018-09-30 11:26:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:26:38,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:26:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:26:39,159 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:26:39,633 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 31 [2018-09-30 11:26:40,417 WARN L178 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2018-09-30 11:26:42,712 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-09-30 11:26:42,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:26:42,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 122 states and 208 transitions. [2018-09-30 11:26:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 208 transitions. [2018-09-30 11:26:42,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:26:42,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:26:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:26:43,453 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:26:43,930 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 31 [2018-09-30 11:26:44,709 WARN L178 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 201 [2018-09-30 11:26:47,000 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-30 11:26:47,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:26:47,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 123 states and 208 transitions. [2018-09-30 11:26:47,052 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2018-09-30 11:26:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:26:47,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:26:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:26:48,822 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:26:49,324 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 31 [2018-09-30 11:26:50,167 WARN L178 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 217 [2018-09-30 11:26:52,656 WARN L178 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-09-30 11:26:53,191 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 31 [2018-09-30 11:26:55,020 WARN L178 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2018-09-30 11:26:57,552 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-09-30 11:26:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:26:57,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 125 states and 213 transitions. [2018-09-30 11:26:57,634 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 213 transitions. [2018-09-30 11:26:57,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:26:57,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:26:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:26:58,481 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:26:58,963 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 29 [2018-09-30 11:26:59,714 WARN L178 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2018-09-30 11:27:01,863 WARN L178 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 195 Received shutdown request... [2018-09-30 11:27:02,287 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 11:27:02,289 INFO L168 Benchmark]: Toolchain (without parser) took 254196.72 ms. Allocated memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: -70.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 283.3 MB). Peak memory consumption was 212.5 MB. Max. memory is 7.1 GB. [2018-09-30 11:27:02,290 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:27:02,290 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.15 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:27:02,290 INFO L168 Benchmark]: Boogie Preprocessor took 24.67 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:27:02,291 INFO L168 Benchmark]: RCFGBuilder took 298.15 ms. Allocated memory is still 1.6 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. [2018-09-30 11:27:02,291 INFO L168 Benchmark]: CodeCheck took 253824.18 ms. Allocated memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: -70.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 262.1 MB). Peak memory consumption was 191.4 MB. Max. memory is 7.1 GB. [2018-09-30 11:27:02,294 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 500 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.15 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.67 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 298.15 ms. Allocated memory is still 1.6 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 253824.18 ms. Allocated memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: -70.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 262.1 MB). Peak memory consumption was 191.4 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/linear_sea.ch.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-27-02-302.csv Completed graceful shutdown