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/toy/tooDifficultLoopInvariant/doubleLoopUniformIterations.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:56:09,896 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:56:09,898 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:56:09,916 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:56:09,917 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:56:09,918 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:56:09,920 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:56:09,922 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:56:09,924 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:56:09,926 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:56:09,929 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:56:09,929 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:56:09,932 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:56:09,934 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:56:09,944 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:56:09,944 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:56:09,945 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:56:09,947 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:56:09,949 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:56:09,950 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:56:09,951 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:56:09,952 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:56:09,955 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:56:09,955 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:56:09,955 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:56:09,956 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:56:09,957 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:56:09,958 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:56:09,962 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:56:09,963 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:56:09,963 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:56:09,964 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:56:09,964 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:56:09,964 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:56:09,965 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:56:09,967 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:56:09,967 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-02 12:56:09,992 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:56:09,993 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:56:09,993 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:56:09,994 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:56:09,994 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:56:09,998 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:56:09,998 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:56:09,998 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:56:09,999 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:56:09,999 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:56:09,999 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:56:09,999 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:56:10,000 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:56:10,000 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:56:10,000 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:56:10,000 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:56:10,000 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:56:10,001 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:56:10,001 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:56:10,001 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:56:10,001 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:56:10,001 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:56:10,002 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:56:10,002 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:56:10,002 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:56:10,002 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:56:10,004 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:56:10,004 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:56:10,004 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:56:10,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:56:10,078 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:56:10,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:56:10,084 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:56:10,084 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:56:10,085 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/doubleLoopUniformIterations.bpl [2018-10-02 12:56:10,086 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/doubleLoopUniformIterations.bpl' [2018-10-02 12:56:10,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:56:10,133 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:56:10,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:56:10,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:56:10,134 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:56:10,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,169 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 12:56:10,169 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 12:56:10,169 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 12:56:10,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:56:10,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:56:10,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:56:10,172 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:56:10,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:56:10,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:56:10,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:56:10,191 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:56:10,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:56:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:56:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2018-10-02 12:56:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2018-10-02 12:56:10,586 INFO L337 CfgBuilder]: Using library mode [2018-10-02 12:56:10,587 INFO L202 PluginConnector]: Adding new model doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:56:10 BoogieIcfgContainer [2018-10-02 12:56:10,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:56:10,588 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:56:10,588 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:56:10,600 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:56:10,600 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:56:10" (1/1) ... [2018-10-02 12:56:10,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:56:10,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:10,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-02 12:56:10,660 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-02 12:56:10,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:56:10,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:10,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:11,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-10-02 12:56:11,041 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-10-02 12:56:11,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:56:11,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:11,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-10-02 12:56:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-10-02 12:56:11,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 12:56:11,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:11,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:11,973 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-02 12:56:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:12,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2018-10-02 12:56:12,021 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2018-10-02 12:56:12,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 12:56:12,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:12,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:12,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:12,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-10-02 12:56:12,808 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-10-02 12:56:12,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:56:12,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:13,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:13,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2018-10-02 12:56:13,378 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2018-10-02 12:56:13,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:56:13,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:13,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:13,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:13,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2018-10-02 12:56:13,686 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2018-10-02 12:56:13,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:56:13,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:13,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:14,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:14,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-10-02 12:56:14,227 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-10-02 12:56:14,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:56:14,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:14,353 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-10-02 12:56:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-10-02 12:56:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:56:14,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:14,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:14,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-10-02 12:56:14,806 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-10-02 12:56:14,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:56:14,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:14,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:14,928 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-10-02 12:56:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-10-02 12:56:15,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:56:15,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:15,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:15,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-10-02 12:56:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-10-02 12:56:15,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:56:15,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:15,780 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:16,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:16,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-10-02 12:56:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-10-02 12:56:16,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:56:16,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:16,379 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2018-10-02 12:56:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2018-10-02 12:56:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 12:56:16,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:17,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:17,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2018-10-02 12:56:17,272 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2018-10-02 12:56:17,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:56:17,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:18,002 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:18,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:18,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2018-10-02 12:56:18,172 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2018-10-02 12:56:18,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:56:18,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:19,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2018-10-02 12:56:19,015 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2018-10-02 12:56:19,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-02 12:56:19,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:19,109 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:19,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:19,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2018-10-02 12:56:19,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2018-10-02 12:56:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:56:19,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:19,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:19,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2018-10-02 12:56:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2018-10-02 12:56:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:56:19,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:19,978 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:20,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:20,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-10-02 12:56:20,292 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-10-02 12:56:20,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:56:20,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:20,658 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:21,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2018-10-02 12:56:21,130 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2018-10-02 12:56:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-02 12:56:21,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:21,342 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:21,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:21,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2018-10-02 12:56:21,807 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2018-10-02 12:56:21,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:56:21,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:22,042 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:22,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:22,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2018-10-02 12:56:22,244 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2018-10-02 12:56:22,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:56:22,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:22,511 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:22,902 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-10-02 12:56:23,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:23,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-10-02 12:56:23,103 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-10-02 12:56:23,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:56:23,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:23,332 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:23,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:23,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-10-02 12:56:23,643 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-10-02 12:56:23,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-02 12:56:23,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:23,814 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:24,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:24,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-10-02 12:56:24,248 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-10-02 12:56:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 12:56:24,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:24,560 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-10-02 12:56:24,898 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-10-02 12:56:24,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 12:56:24,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:25,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:25,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2018-10-02 12:56:25,892 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2018-10-02 12:56:25,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 12:56:25,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:26,728 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 66 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:27,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:27,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2018-10-02 12:56:27,837 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2018-10-02 12:56:27,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-02 12:56:27,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:28,026 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:28,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2018-10-02 12:56:28,510 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2018-10-02 12:56:28,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 12:56:28,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:29,064 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:29,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:29,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 56 states and 87 transitions. [2018-10-02 12:56:29,359 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 87 transitions. [2018-10-02 12:56:29,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 12:56:29,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:30,136 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:30,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2018-10-02 12:56:30,892 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2018-10-02 12:56:30,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 12:56:30,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:31,079 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 66 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2018-10-02 12:56:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2018-10-02 12:56:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-02 12:56:31,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:32,022 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:32,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:32,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 94 transitions. [2018-10-02 12:56:32,567 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 94 transitions. [2018-10-02 12:56:32,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 12:56:32,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 55 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:33,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:33,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 97 transitions. [2018-10-02 12:56:33,407 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 97 transitions. [2018-10-02 12:56:33,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 12:56:33,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:33,632 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 55 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:34,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:34,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 63 states and 99 transitions. [2018-10-02 12:56:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 99 transitions. [2018-10-02 12:56:34,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 12:56:34,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:34,781 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 66 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:35,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:35,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 64 states and 100 transitions. [2018-10-02 12:56:35,122 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 100 transitions. [2018-10-02 12:56:35,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 12:56:35,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 105 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:36,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:36,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 102 transitions. [2018-10-02 12:56:36,938 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 102 transitions. [2018-10-02 12:56:36,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-02 12:56:36,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:37,178 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:37,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:37,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 105 transitions. [2018-10-02 12:56:37,783 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2018-10-02 12:56:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 12:56:37,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:38,506 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 66 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:38,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:38,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2018-10-02 12:56:38,813 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2018-10-02 12:56:38,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 12:56:38,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:39,068 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 66 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:40,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:40,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 70 states and 110 transitions. [2018-10-02 12:56:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 110 transitions. [2018-10-02 12:56:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 12:56:40,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:40,423 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 105 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:41,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:41,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2018-10-02 12:56:41,310 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2018-10-02 12:56:41,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-02 12:56:41,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:41,899 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:42,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:42,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 73 states and 115 transitions. [2018-10-02 12:56:42,566 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2018-10-02 12:56:42,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 12:56:42,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:43,367 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:43,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:43,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 75 states and 118 transitions. [2018-10-02 12:56:43,701 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 118 transitions. [2018-10-02 12:56:43,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 12:56:43,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:44,396 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:44,583 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2018-10-02 12:56:45,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 120 transitions. [2018-10-02 12:56:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2018-10-02 12:56:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 12:56:45,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:45,592 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 105 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:46,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:46,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 77 states and 122 transitions. [2018-10-02 12:56:46,438 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 122 transitions. [2018-10-02 12:56:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 12:56:46,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:47,206 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 153 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:48,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:48,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2018-10-02 12:56:48,611 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2018-10-02 12:56:48,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-02 12:56:48,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:48,850 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:49,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:49,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 80 states and 127 transitions. [2018-10-02 12:56:49,636 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 127 transitions. [2018-10-02 12:56:49,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:56:49,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:50,554 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 91 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:50,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:50,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 82 states and 130 transitions. [2018-10-02 12:56:50,976 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2018-10-02 12:56:50,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:56:50,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:51,173 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 91 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:51,361 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-10-02 12:56:52,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:52,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 83 states and 132 transitions. [2018-10-02 12:56:52,192 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2018-10-02 12:56:52,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:56:52,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:52,542 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 105 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:52,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:52,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 133 transitions. [2018-10-02 12:56:52,999 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2018-10-02 12:56:52,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:56:52,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:53,152 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 153 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:54,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:54,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2018-10-02 12:56:54,586 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2018-10-02 12:56:54,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-02 12:56:54,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:54,814 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:55,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:55,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2018-10-02 12:56:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2018-10-02 12:56:55,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 12:56:55,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:57,141 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 105 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 89 states and 141 transitions. [2018-10-02 12:56:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2018-10-02 12:56:57,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 12:56:57,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:57,945 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 105 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:58,131 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2018-10-02 12:56:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:59,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2018-10-02 12:56:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2018-10-02 12:56:59,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 12:56:59,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 153 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 91 states and 145 transitions. [2018-10-02 12:57:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2018-10-02 12:57:00,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 12:57:00,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:00,923 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 210 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:02,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:02,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 92 states and 147 transitions. [2018-10-02 12:57:02,409 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2018-10-02 12:57:02,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-02 12:57:02,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:02,626 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:03,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:03,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 94 states and 150 transitions. [2018-10-02 12:57:03,674 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 150 transitions. [2018-10-02 12:57:03,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 12:57:03,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:04,943 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 120 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:05,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 153 transitions. [2018-10-02 12:57:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2018-10-02 12:57:05,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 12:57:05,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:05,739 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 120 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:05,983 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2018-10-02 12:57:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 97 states and 155 transitions. [2018-10-02 12:57:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 155 transitions. [2018-10-02 12:57:07,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 12:57:07,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:07,237 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 153 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:08,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 157 transitions. [2018-10-02 12:57:08,099 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2018-10-02 12:57:08,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 12:57:08,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:08,791 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 210 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:10,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 99 states and 159 transitions. [2018-10-02 12:57:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2018-10-02 12:57:10,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-02 12:57:10,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:10,376 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:11,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:11,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 101 states and 162 transitions. [2018-10-02 12:57:11,473 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 162 transitions. [2018-10-02 12:57:11,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:57:11,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 136 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:13,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:13,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 103 states and 165 transitions. [2018-10-02 12:57:13,505 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2018-10-02 12:57:13,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:57:13,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:13,902 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 136 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:14,140 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2018-10-02 12:57:15,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:15,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 104 states and 167 transitions. [2018-10-02 12:57:15,259 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 167 transitions. [2018-10-02 12:57:15,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:57:15,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:15,453 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 153 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 105 states and 168 transitions. [2018-10-02 12:57:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 168 transitions. [2018-10-02 12:57:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:57:16,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:16,184 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 210 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:17,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:17,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 106 states and 170 transitions. [2018-10-02 12:57:17,499 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 170 transitions. [2018-10-02 12:57:17,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:57:17,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:18,265 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 276 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:19,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:19,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 107 states and 172 transitions. [2018-10-02 12:57:19,942 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2018-10-02 12:57:19,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-02 12:57:19,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:20,153 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:21,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:21,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 109 states and 175 transitions. [2018-10-02 12:57:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 175 transitions. [2018-10-02 12:57:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:57:21,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 153 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:23,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:23,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 111 states and 178 transitions. [2018-10-02 12:57:23,668 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 178 transitions. [2018-10-02 12:57:23,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:57:23,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 153 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:25,105 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2018-10-02 12:57:26,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 112 states and 180 transitions. [2018-10-02 12:57:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 180 transitions. [2018-10-02 12:57:26,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:57:26,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:26,493 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 210 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 113 states and 182 transitions. [2018-10-02 12:57:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 182 transitions. [2018-10-02 12:57:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:57:27,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:28,077 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 276 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:29,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:29,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 114 states and 184 transitions. [2018-10-02 12:57:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 184 transitions. [2018-10-02 12:57:29,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-02 12:57:29,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:29,813 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:31,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 116 states and 187 transitions. [2018-10-02 12:57:31,124 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 187 transitions. [2018-10-02 12:57:31,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 12:57:31,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 171 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 118 states and 190 transitions. [2018-10-02 12:57:33,649 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 190 transitions. [2018-10-02 12:57:33,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 12:57:33,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:33,827 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 171 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:34,104 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2018-10-02 12:57:35,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:35,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 119 states and 192 transitions. [2018-10-02 12:57:35,568 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 192 transitions. [2018-10-02 12:57:35,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 12:57:35,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:35,787 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 210 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:36,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:36,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 120 states and 194 transitions. [2018-10-02 12:57:36,871 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 194 transitions. [2018-10-02 12:57:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 12:57:36,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 276 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:38,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:38,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 121 states and 196 transitions. [2018-10-02 12:57:38,530 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 196 transitions. [2018-10-02 12:57:38,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 12:57:38,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:39,250 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 351 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:41,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:41,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 122 states and 198 transitions. [2018-10-02 12:57:41,256 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 198 transitions. [2018-10-02 12:57:41,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-02 12:57:41,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:41,515 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:43,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:43,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 124 states and 201 transitions. [2018-10-02 12:57:43,079 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 201 transitions. [2018-10-02 12:57:43,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:57:43,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:45,284 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 190 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:45,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:45,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 126 states and 204 transitions. [2018-10-02 12:57:45,920 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 204 transitions. [2018-10-02 12:57:45,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:57:45,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:46,108 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 190 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:46,415 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 95 [2018-10-02 12:57:47,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:47,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 127 states and 206 transitions. [2018-10-02 12:57:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 206 transitions. [2018-10-02 12:57:47,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:57:47,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:48,356 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 210 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:49,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:49,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 128 states and 207 transitions. [2018-10-02 12:57:49,186 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 207 transitions. [2018-10-02 12:57:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:57:49,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:51,546 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 276 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:52,730 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-10-02 12:57:53,342 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-02 12:57:59,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:59,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 129 states and 209 transitions. [2018-10-02 12:57:59,729 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 209 transitions. [2018-10-02 12:57:59,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:57:59,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:59,827 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 351 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:01,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:01,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 130 states and 211 transitions. [2018-10-02 12:58:01,543 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 211 transitions. [2018-10-02 12:58:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-02 12:58:01,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:01,781 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:02,376 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-10-02 12:58:03,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:03,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 132 states and 214 transitions. [2018-10-02 12:58:03,370 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 214 transitions. [2018-10-02 12:58:03,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:58:03,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:05,950 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 210 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:06,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:06,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 134 states and 217 transitions. [2018-10-02 12:58:06,607 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 217 transitions. [2018-10-02 12:58:06,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:58:06,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:06,785 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 210 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:07,115 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-10-02 12:58:07,307 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-10-02 12:58:08,735 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-10-02 12:58:08,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:08,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 135 states and 219 transitions. [2018-10-02 12:58:08,820 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 219 transitions. [2018-10-02 12:58:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:58:08,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:09,338 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 276 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:11,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:11,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2018-10-02 12:58:11,056 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2018-10-02 12:58:11,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:58:11,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:11,325 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 351 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 137 states and 223 transitions. [2018-10-02 12:58:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 223 transitions. [2018-10-02 12:58:13,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:58:13,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:14,133 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 435 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:16,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:16,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 138 states and 225 transitions. [2018-10-02 12:58:16,453 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 225 transitions. [2018-10-02 12:58:16,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-02 12:58:16,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:16,764 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:17,406 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2018-10-02 12:58:18,442 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-10-02 12:58:18,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 140 states and 228 transitions. [2018-10-02 12:58:18,511 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 228 transitions. [2018-10-02 12:58:18,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:58:18,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:22,080 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 231 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:22,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:22,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 142 states and 231 transitions. [2018-10-02 12:58:22,791 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 231 transitions. [2018-10-02 12:58:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:58:22,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:23,006 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 231 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:23,362 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-10-02 12:58:23,569 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-10-02 12:58:24,362 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-10-02 12:58:25,156 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-10-02 12:58:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 143 states and 233 transitions. [2018-10-02 12:58:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 233 transitions. [2018-10-02 12:58:25,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:58:25,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:25,634 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 276 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 144 states and 235 transitions. [2018-10-02 12:58:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 235 transitions. [2018-10-02 12:58:26,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:58:26,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:27,066 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 351 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:28,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:28,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2018-10-02 12:58:28,973 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2018-10-02 12:58:28,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:58:28,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:29,069 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 435 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:31,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 146 states and 239 transitions. [2018-10-02 12:58:31,169 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 239 transitions. [2018-10-02 12:58:31,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-02 12:58:31,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:31,569 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:32,266 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-10-02 12:58:33,387 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-10-02 12:58:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:33,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 148 states and 242 transitions. [2018-10-02 12:58:33,460 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 242 transitions. [2018-10-02 12:58:33,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:58:33,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:36,633 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 253 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:37,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:37,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 150 states and 245 transitions. [2018-10-02 12:58:37,406 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 245 transitions. [2018-10-02 12:58:37,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:58:37,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:37,594 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 253 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:37,978 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 110 [2018-10-02 12:58:38,285 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-10-02 12:58:39,138 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-10-02 12:58:39,971 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-10-02 12:58:40,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:40,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 151 states and 247 transitions. [2018-10-02 12:58:40,078 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 247 transitions. [2018-10-02 12:58:40,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:58:40,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:40,301 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 276 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 152 states and 248 transitions. [2018-10-02 12:58:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 248 transitions. [2018-10-02 12:58:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:58:41,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:41,274 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 351 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:43,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:43,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2018-10-02 12:58:43,290 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2018-10-02 12:58:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:58:43,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 435 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:45,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:45,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 154 states and 252 transitions. [2018-10-02 12:58:45,534 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 252 transitions. [2018-10-02 12:58:45,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:58:45,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:46,636 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 528 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 155 states and 254 transitions. [2018-10-02 12:58:49,475 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 254 transitions. [2018-10-02 12:58:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-02 12:58:49,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:49,788 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:50,551 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-10-02 12:58:51,788 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-10-02 12:58:51,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:51,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 157 states and 257 transitions. [2018-10-02 12:58:51,863 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 257 transitions. [2018-10-02 12:58:51,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:58:51,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:55,530 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 276 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:56,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 159 states and 260 transitions. [2018-10-02 12:58:56,423 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 260 transitions. [2018-10-02 12:58:56,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:58:56,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:56,605 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 276 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:57,014 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2018-10-02 12:58:57,249 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-10-02 12:58:58,193 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-10-02 12:58:59,128 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-10-02 12:58:59,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:59,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 160 states and 262 transitions. [2018-10-02 12:58:59,217 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 262 transitions. [2018-10-02 12:58:59,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:58:59,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 351 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:01,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 161 states and 264 transitions. [2018-10-02 12:59:01,441 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 264 transitions. [2018-10-02 12:59:01,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:59:01,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:01,540 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 435 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:03,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:03,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 162 states and 266 transitions. [2018-10-02 12:59:03,727 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 266 transitions. [2018-10-02 12:59:03,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:59:03,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:03,916 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 528 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:06,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:06,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 163 states and 268 transitions. [2018-10-02 12:59:06,306 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 268 transitions. [2018-10-02 12:59:06,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-02 12:59:06,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:06,733 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:07,529 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-10-02 12:59:08,861 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-10-02 12:59:08,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:08,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 165 states and 271 transitions. [2018-10-02 12:59:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 271 transitions. [2018-10-02 12:59:08,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:59:08,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:08,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 300 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:13,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:13,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 167 states and 274 transitions. [2018-10-02 12:59:13,783 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 274 transitions. [2018-10-02 12:59:13,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:59:13,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:13,972 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 300 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:14,400 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 120 [2018-10-02 12:59:14,655 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-10-02 12:59:15,771 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-10-02 12:59:16,764 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-10-02 12:59:16,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:16,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 168 states and 276 transitions. [2018-10-02 12:59:16,855 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 276 transitions. [2018-10-02 12:59:16,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:59:16,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:17,013 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 351 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:18,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:18,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 169 states and 278 transitions. [2018-10-02 12:59:18,599 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 278 transitions. [2018-10-02 12:59:18,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:59:18,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:18,702 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 435 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:20,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:20,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 170 states and 280 transitions. [2018-10-02 12:59:20,968 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 280 transitions. [2018-10-02 12:59:20,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:59:20,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:21,064 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 528 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:23,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:23,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 171 states and 282 transitions. [2018-10-02 12:59:23,383 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 282 transitions. [2018-10-02 12:59:23,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:59:23,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 630 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:27,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:27,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2018-10-02 12:59:27,749 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2018-10-02 12:59:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-02 12:59:27,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:28,087 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:28,939 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2018-10-02 12:59:30,328 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-10-02 12:59:30,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:30,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 174 states and 287 transitions. [2018-10-02 12:59:30,404 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 287 transitions. [2018-10-02 12:59:30,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:59:30,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:34,678 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 325 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:35,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:35,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2018-10-02 12:59:35,708 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2018-10-02 12:59:35,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:59:35,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:35,886 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 325 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:36,337 WARN L178 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 125 [2018-10-02 12:59:36,603 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-10-02 12:59:37,658 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-10-02 12:59:38,723 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-10-02 12:59:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 177 states and 292 transitions. [2018-10-02 12:59:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 292 transitions. [2018-10-02 12:59:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:59:38,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:38,993 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 351 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:40,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:40,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 178 states and 293 transitions. [2018-10-02 12:59:40,051 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 293 transitions. [2018-10-02 12:59:40,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:59:40,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 435 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:42,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:42,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 179 states and 295 transitions. [2018-10-02 12:59:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 295 transitions. [2018-10-02 12:59:42,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:59:42,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:42,644 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 528 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 180 states and 297 transitions. [2018-10-02 12:59:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 297 transitions. [2018-10-02 12:59:45,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:59:45,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:45,336 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 630 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:48,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:48,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 181 states and 299 transitions. [2018-10-02 12:59:48,058 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 299 transitions. [2018-10-02 12:59:48,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-02 12:59:48,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:48,429 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:49,314 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-10-02 12:59:50,811 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-10-02 12:59:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 183 states and 302 transitions. [2018-10-02 12:59:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 302 transitions. [2018-10-02 12:59:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 12:59:50,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:55,607 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 351 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:56,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 185 states and 305 transitions. [2018-10-02 12:59:56,718 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 305 transitions. [2018-10-02 12:59:56,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 12:59:56,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:57,006 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 351 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:57,480 WARN L178 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2018-10-02 12:59:57,749 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-10-02 12:59:58,866 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-10-02 13:00:00,010 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-10-02 13:00:00,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:00:00,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 186 states and 307 transitions. [2018-10-02 13:00:00,127 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 307 transitions. [2018-10-02 13:00:00,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 13:00:00,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:00:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:00:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 435 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:00:02,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:00:02,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 187 states and 309 transitions. [2018-10-02 13:00:02,722 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 309 transitions. [2018-10-02 13:00:02,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 13:00:02,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:00:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:00:02,828 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 528 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:00:05,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:00:05,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 188 states and 311 transitions. [2018-10-02 13:00:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 311 transitions. [2018-10-02 13:00:05,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 13:00:05,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:00:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:00:05,552 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 630 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:00:08,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:00:08,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 189 states and 313 transitions. [2018-10-02 13:00:08,410 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 313 transitions. [2018-10-02 13:00:08,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 13:00:08,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:00:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:00:09,682 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 741 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-02 13:00:13,062 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-02 13:00:13,064 INFO L168 Benchmark]: Toolchain (without parser) took 242934.07 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: -538.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-10-02 13:00:13,065 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:00:13,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.67 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:00:13,066 INFO L168 Benchmark]: Boogie Preprocessor took 18.74 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:00:13,066 INFO L168 Benchmark]: RCFGBuilder took 397.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 13:00:13,066 INFO L168 Benchmark]: CodeCheck took 242475.61 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -560.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-10-02 13:00:13,069 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 1061 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.67 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 18.74 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 397.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 242475.61 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -560.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/doubleLoopUniformIterations.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_13-00-13-078.csv Completed graceful shutdown