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/Sandman01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:55:20,535 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:55:20,537 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:55:20,549 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:55:20,549 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:55:20,550 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:55:20,552 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:55:20,554 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:55:20,555 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:55:20,556 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:55:20,557 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:55:20,557 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:55:20,558 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:55:20,559 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:55:20,561 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:55:20,561 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:55:20,562 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:55:20,564 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:55:20,566 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:55:20,567 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:55:20,570 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:55:20,571 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:55:20,574 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:55:20,575 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:55:20,575 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:55:20,576 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:55:20,579 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:55:20,579 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:55:20,580 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:55:20,581 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:55:20,584 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:55:20,585 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:55:20,585 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:55:20,585 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:55:20,589 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:55:20,590 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:55:20,590 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 12:55:20,618 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:55:20,618 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:55:20,619 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:55:20,619 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:55:20,620 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:55:20,620 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:55:20,621 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:55:20,621 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:55:20,621 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:55:20,621 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:55:20,622 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:55:20,622 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:55:20,622 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:55:20,622 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:55:20,622 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:55:20,624 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:55:20,624 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:55:20,624 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:55:20,624 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:55:20,625 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:55:20,626 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:55:20,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:55:20,626 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:55:20,626 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:55:20,626 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:55:20,627 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:55:20,627 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:55:20,627 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:55:20,627 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:55:20,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:55:20,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:55:20,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:55:20,706 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:55:20,707 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:55:20,707 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl [2018-10-02 12:55:20,708 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl' [2018-10-02 12:55:20,771 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:55:20,775 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:55:20,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:55:20,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:55:20,776 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:55:20,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (1/1) ... [2018-10-02 12:55:20,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (1/1) ... [2018-10-02 12:55:20,820 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 12:55:20,820 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 12:55:20,820 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 12:55:20,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:55:20,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:55:20,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:55:20,824 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:55:20,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (1/1) ... [2018-10-02 12:55:20,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (1/1) ... [2018-10-02 12:55:20,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (1/1) ... [2018-10-02 12:55:20,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (1/1) ... [2018-10-02 12:55:20,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (1/1) ... [2018-10-02 12:55:20,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (1/1) ... [2018-10-02 12:55:20,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (1/1) ... [2018-10-02 12:55:20,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:55:20,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:55:20,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:55:20,852 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:55:20,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:55:20" (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 12:55:20,931 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-02 12:55:20,932 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-02 12:55:20,932 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-02 12:55:21,168 INFO L337 CfgBuilder]: Using library mode [2018-10-02 12:55:21,169 INFO L202 PluginConnector]: Adding new model Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:55:21 BoogieIcfgContainer [2018-10-02 12:55:21,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:55:21,170 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:55:21,170 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:55:21,181 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:55:21,181 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:55:21" (1/1) ... [2018-10-02 12:55:21,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:55:21,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-02 12:55:21,231 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-02 12:55:21,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-02 12:55:21,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:21,554 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-10-02 12:55:21,562 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 12:55:21,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:21,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-10-02 12:55:21,692 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-10-02 12:55:21,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:55:21,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:21,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-02 12:55:22,049 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-02 12:55:22,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:55:22,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:22,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:22,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:22,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-10-02 12:55:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-10-02 12:55:22,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 12:55:22,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:22,988 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 12:55:23,344 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2018-10-02 12:55:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-10-02 12:55:23,497 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-10-02 12:55:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 12:55:23,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:23,626 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:23,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:23,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-10-02 12:55:23,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-10-02 12:55:23,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:55:23,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:23,998 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:24,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:24,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-10-02 12:55:24,284 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-10-02 12:55:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:55:24,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:24,410 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:24,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:24,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-10-02 12:55:24,624 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-10-02 12:55:24,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:55:24,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:24,797 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:25,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:25,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-10-02 12:55:25,203 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-10-02 12:55:25,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:55:25,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:25,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:25,393 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:25,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-10-02 12:55:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-10-02 12:55:25,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:55:25,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:25,767 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:26,051 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-02 12:55:26,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:26,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-10-02 12:55:26,202 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-10-02 12:55:26,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 12:55:26,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:26,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:26,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-10-02 12:55:26,642 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-10-02 12:55:26,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:55:26,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:26,834 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-02 12:55:27,209 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-02 12:55:27,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-02 12:55:27,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:27,447 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:27,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-10-02 12:55:27,735 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-10-02 12:55:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:55:27,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:27,930 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:28,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:28,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-10-02 12:55:28,489 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-10-02 12:55:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-02 12:55:28,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:28,632 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:28,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:28,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-10-02 12:55:28,971 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-10-02 12:55:28,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:55:28,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:29,358 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:30,247 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-02 12:55:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-10-02 12:55:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-10-02 12:55:30,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-02 12:55:30,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:30,505 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:31,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-10-02 12:55:31,318 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-10-02 12:55:31,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 12:55:31,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:32,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:32,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-10-02 12:55:32,376 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-10-02 12:55:32,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-02 12:55:32,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:32,893 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:33,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:33,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-10-02 12:55:33,199 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-10-02 12:55:33,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 12:55:33,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:33,561 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:33,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:33,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-10-02 12:55:33,897 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-10-02 12:55:33,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-02 12:55:33,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:34,332 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 12:55:34,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-10-02 12:55:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-10-02 12:55:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 12:55:34,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:35,047 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:35,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:35,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-10-02 12:55:35,464 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-10-02 12:55:35,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-02 12:55:35,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:35,646 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:36,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:36,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-10-02 12:55:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-10-02 12:55:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 12:55:36,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:36,486 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:36,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:36,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-02 12:55:36,943 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-02 12:55:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-02 12:55:36,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:37,156 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:37,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:37,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-10-02 12:55:37,485 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-10-02 12:55:37,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 12:55:37,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:38,900 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:39,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:39,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-10-02 12:55:39,228 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-10-02 12:55:39,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-02 12:55:39,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:39,546 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-10-02 12:55:39,884 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-10-02 12:55:39,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:55:39,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:40,148 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:40,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:40,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-10-02 12:55:40,764 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-10-02 12:55:40,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-02 12:55:40,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:41,468 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:41,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:41,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-10-02 12:55:41,835 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-10-02 12:55:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 12:55:41,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-10-02 12:55:42,460 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-10-02 12:55:42,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-02 12:55:42,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:43,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-10-02 12:55:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-10-02 12:55:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 12:55:43,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:43,772 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:44,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:44,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-10-02 12:55:44,500 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-10-02 12:55:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-02 12:55:44,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:45,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:45,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-10-02 12:55:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-10-02 12:55:45,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:55:45,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:46,128 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:46,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:46,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-10-02 12:55:46,686 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-10-02 12:55:46,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-02 12:55:46,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:47,359 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:48,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:48,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-10-02 12:55:48,105 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-10-02 12:55:48,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:55:48,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:48,459 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:48,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:48,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-10-02 12:55:48,901 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-10-02 12:55:48,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-02 12:55:48,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:49,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:49,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-10-02 12:55:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-10-02 12:55:49,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 12:55:49,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:49,912 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-10-02 12:55:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-10-02 12:55:50,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-02 12:55:50,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:50,940 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:51,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:51,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-10-02 12:55:51,440 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-10-02 12:55:51,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:55:51,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:51,737 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:52,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-10-02 12:55:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-10-02 12:55:52,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-02 12:55:52,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:52,581 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:53,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:53,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-10-02 12:55:53,124 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-10-02 12:55:53,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:55:53,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:53,450 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:53,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:53,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-10-02 12:55:53,981 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-10-02 12:55:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-02 12:55:53,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:54,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:54,269 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-10-02 12:55:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-10-02 12:55:54,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 12:55:54,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:55,615 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:56,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-10-02 12:55:56,225 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-10-02 12:55:56,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-02 12:55:56,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:56,497 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:57,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:57,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-10-02 12:55:57,174 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-10-02 12:55:57,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:55:57,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:58,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-10-02 12:55:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-10-02 12:55:58,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-02 12:55:58,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:55:59,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:55:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-10-02 12:55:59,651 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-10-02 12:55:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:55:59,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:55:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:55:59,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:00,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-10-02 12:56:00,732 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-10-02 12:56:00,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-02 12:56:00,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:01,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:01,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:01,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-10-02 12:56:01,652 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-10-02 12:56:01,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 12:56:01,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:01,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:02,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:02,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-10-02 12:56:02,703 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-10-02 12:56:02,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-02 12:56:02,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:02,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:03,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:03,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:03,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-10-02 12:56:03,793 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-10-02 12:56:03,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:56:03,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:04,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:04,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:04,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-10-02 12:56:04,823 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-10-02 12:56:04,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-02 12:56:04,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:05,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:06,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:06,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-10-02 12:56:06,348 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-10-02 12:56:06,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 12:56:06,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:07,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:07,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-10-02 12:56:07,289 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-10-02 12:56:07,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-02 12:56:07,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:07,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:08,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-10-02 12:56:08,385 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-10-02 12:56:08,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-02 12:56:08,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:08,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:09,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-10-02 12:56:09,578 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-10-02 12:56:09,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-02 12:56:09,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:09,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-10-02 12:56:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-10-02 12:56:10,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-02 12:56:10,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:11,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-10-02 12:56:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-10-02 12:56:11,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-02 12:56:11,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:13,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-10-02 12:56:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-10-02 12:56:13,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-02 12:56:13,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:13,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:14,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:14,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-10-02 12:56:14,195 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-10-02 12:56:14,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-02 12:56:14,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:14,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:15,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:15,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-10-02 12:56:15,309 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-10-02 12:56:15,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-02 12:56:15,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:15,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:17,416 WARN L178 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 11 [2018-10-02 12:56:23,204 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-02 12:56:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-10-02 12:56:26,334 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-10-02 12:56:26,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-02 12:56:26,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:27,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:28,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:28,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-10-02 12:56:28,524 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-10-02 12:56:28,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-02 12:56:28,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:28,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:29,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-10-02 12:56:29,639 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-10-02 12:56:29,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-02 12:56:29,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:31,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-10-02 12:56:31,472 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-10-02 12:56:31,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-02 12:56:31,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:33,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:33,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-10-02 12:56:33,014 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-10-02 12:56:33,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-02 12:56:33,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:33,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:34,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:34,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-10-02 12:56:34,228 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-10-02 12:56:34,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-02 12:56:34,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:35,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:35,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-10-02 12:56:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-10-02 12:56:35,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-02 12:56:35,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:35,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:37,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:37,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-10-02 12:56:37,053 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-10-02 12:56:37,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-02 12:56:37,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:38,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:38,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-10-02 12:56:38,209 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-10-02 12:56:38,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-02 12:56:38,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:38,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:39,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-10-02 12:56:39,489 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-10-02 12:56:39,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-02 12:56:39,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:39,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-10-02 12:56:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-10-02 12:56:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-02 12:56:40,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:41,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:42,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-10-02 12:56:42,253 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-10-02 12:56:42,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-02 12:56:42,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:42,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:43,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-10-02 12:56:43,492 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-10-02 12:56:43,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-02 12:56:43,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:43,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:44,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:44,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-10-02 12:56:44,836 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-10-02 12:56:44,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-02 12:56:44,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:45,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:46,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:46,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-10-02 12:56:46,071 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-10-02 12:56:46,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-02 12:56:46,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:47,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:48,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:48,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-10-02 12:56:48,167 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-10-02 12:56:48,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-02 12:56:48,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:48,689 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:49,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:49,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-10-02 12:56:49,561 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-10-02 12:56:49,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-02 12:56:49,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:50,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:50,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-10-02 12:56:50,846 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-10-02 12:56:50,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-02 12:56:50,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:51,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:52,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-10-02 12:56:52,292 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-10-02 12:56:52,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-02 12:56:52,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:52,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:53,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-10-02 12:56:53,675 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-10-02 12:56:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-02 12:56:53,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:55,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:55,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-10-02 12:56:55,036 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-10-02 12:56:55,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-02 12:56:55,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:55,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:56,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:56,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-10-02 12:56:56,560 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-10-02 12:56:56,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-02 12:56:56,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:58,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-10-02 12:56:58,167 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-10-02 12:56:58,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-02 12:56:58,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:58,670 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:59,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-10-02 12:56:59,632 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-10-02 12:56:59,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-02 12:56:59,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:00,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:01,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:01,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-10-02 12:57:01,105 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-10-02 12:57:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-02 12:57:01,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-10-02 12:57:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-10-02 12:57:02,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-02 12:57:02,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:03,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-10-02 12:57:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-10-02 12:57:04,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-02 12:57:04,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:04,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:05,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:05,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-10-02 12:57:05,459 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-10-02 12:57:05,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-02 12:57:05,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:05,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:07,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:07,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-10-02 12:57:07,042 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-10-02 12:57:07,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-02 12:57:07,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:08,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:08,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-10-02 12:57:08,748 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-10-02 12:57:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-02 12:57:08,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:09,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-10-02 12:57:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-10-02 12:57:10,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-02 12:57:10,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:11,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:11,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-10-02 12:57:11,787 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-10-02 12:57:11,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-02 12:57:11,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-10-02 12:57:13,441 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-10-02 12:57:13,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-02 12:57:13,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:13,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:14,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:14,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-10-02 12:57:14,976 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-10-02 12:57:14,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-02 12:57:14,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:15,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:16,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-10-02 12:57:16,579 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-10-02 12:57:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-02 12:57:16,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:17,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-10-02 12:57:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-10-02 12:57:18,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-02 12:57:18,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:18,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:19,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:19,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-10-02 12:57:19,995 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-10-02 12:57:19,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-02 12:57:19,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:20,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:21,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:21,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-10-02 12:57:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-10-02 12:57:21,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-02 12:57:21,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:22,133 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:23,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-10-02 12:57:23,335 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-10-02 12:57:23,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-02 12:57:23,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:23,890 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:25,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:25,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-10-02 12:57:25,030 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-10-02 12:57:25,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-02 12:57:25,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:25,593 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:26,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:26,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-10-02 12:57:26,746 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-10-02 12:57:26,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-02 12:57:26,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:27,301 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:28,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-10-02 12:57:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-10-02 12:57:28,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-02 12:57:28,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:29,147 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:30,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-10-02 12:57:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-10-02 12:57:30,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-02 12:57:30,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:30,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:32,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-10-02 12:57:32,084 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-10-02 12:57:32,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-02 12:57:32,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:32,668 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:33,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-10-02 12:57:33,883 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-10-02 12:57:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-02 12:57:33,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:34,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:35,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-10-02 12:57:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-10-02 12:57:35,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-02 12:57:35,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:36,361 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:37,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:37,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-10-02 12:57:37,563 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-10-02 12:57:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-02 12:57:37,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-10-02 12:57:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-10-02 12:57:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-02 12:57:39,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:40,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:41,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:41,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-10-02 12:57:41,458 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-10-02 12:57:41,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-02 12:57:41,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:42,254 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:43,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:43,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-10-02 12:57:43,506 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-10-02 12:57:43,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-02 12:57:43,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:45,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:45,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-10-02 12:57:45,428 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-10-02 12:57:45,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-02 12:57:45,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:45,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:47,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:47,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-10-02 12:57:47,448 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-10-02 12:57:47,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-02 12:57:47,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:48,075 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-10-02 12:57:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-10-02 12:57:49,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-02 12:57:49,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:50,011 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:51,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-10-02 12:57:51,316 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-10-02 12:57:51,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-02 12:57:51,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:51,935 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:53,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:53,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-10-02 12:57:53,423 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-10-02 12:57:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-02 12:57:53,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:55,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-10-02 12:57:55,402 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-10-02 12:57:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-02 12:57:55,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:55,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:57,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-10-02 12:57:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-10-02 12:57:57,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-02 12:57:57,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:57:58,127 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:57:59,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:57:59,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-10-02 12:57:59,575 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-10-02 12:57:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-02 12:57:59,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:57:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:01,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-10-02 12:58:01,874 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-10-02 12:58:01,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-02 12:58:01,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:02,616 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:03,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-10-02 12:58:03,984 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-10-02 12:58:03,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-02 12:58:03,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:04,725 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:06,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:06,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-10-02 12:58:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-10-02 12:58:06,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-02 12:58:06,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:07,008 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:08,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-10-02 12:58:08,390 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-10-02 12:58:08,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-02 12:58:08,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:09,187 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:10,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-10-02 12:58:10,590 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-10-02 12:58:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-02 12:58:10,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-10-02 12:58:12,768 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-10-02 12:58:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-02 12:58:12,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:13,675 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:15,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:15,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-10-02 12:58:15,108 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-10-02 12:58:15,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-02 12:58:15,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:17,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-10-02 12:58:17,350 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-10-02 12:58:17,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-02 12:58:17,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:18,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:19,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:19,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-10-02 12:58:19,623 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-10-02 12:58:19,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-02 12:58:19,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:21,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:22,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:22,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-10-02 12:58:22,473 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-10-02 12:58:22,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-02 12:58:22,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:23,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:24,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:24,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-10-02 12:58:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-10-02 12:58:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-02 12:58:24,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:27,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:27,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-10-02 12:58:27,261 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-10-02 12:58:27,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-02 12:58:27,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:29,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:29,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-10-02 12:58:29,593 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-10-02 12:58:29,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-02 12:58:29,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:30,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:32,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:32,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-10-02 12:58:32,042 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-10-02 12:58:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-02 12:58:32,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:32,927 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:34,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:34,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-10-02 12:58:34,555 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-10-02 12:58:34,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-02 12:58:34,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:35,568 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:37,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:37,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-10-02 12:58:37,089 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-10-02 12:58:37,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-02 12:58:37,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:38,044 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:39,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:39,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-10-02 12:58:39,596 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-10-02 12:58:39,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-02 12:58:39,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:42,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-10-02 12:58:42,102 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-10-02 12:58:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-02 12:58:42,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:44,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:44,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-10-02 12:58:44,631 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-10-02 12:58:44,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-02 12:58:44,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:45,588 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:47,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:47,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-10-02 12:58:47,273 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-10-02 12:58:47,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-02 12:58:47,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:48,228 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:49,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:49,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-10-02 12:58:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-10-02 12:58:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-02 12:58:49,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:52,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-10-02 12:58:52,417 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-10-02 12:58:52,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-02 12:58:52,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:55,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:55,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-10-02 12:58:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-10-02 12:58:55,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-02 12:58:55,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:56,079 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:58:57,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:58:57,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-10-02 12:58:57,683 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-10-02 12:58:57,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-02 12:58:57,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:58:58,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:58:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:00,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:00,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-10-02 12:59:00,433 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-10-02 12:59:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-02 12:59:00,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:03,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:03,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-10-02 12:59:03,274 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-10-02 12:59:03,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-02 12:59:03,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:04,470 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:06,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-10-02 12:59:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-10-02 12:59:06,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-02 12:59:06,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:09,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-10-02 12:59:09,150 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-10-02 12:59:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-02 12:59:09,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:10,358 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 307 transitions. [2018-10-02 12:59:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2018-10-02 12:59:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-02 12:59:12,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:59:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:13,301 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:59:14,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:59:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 155 states and 309 transitions. [2018-10-02 12:59:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 309 transitions. [2018-10-02 12:59:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-02 12:59:14,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. Received shutdown request... [2018-10-02 12:59:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-02 12:59:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:59:15,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-02 12:59:15,965 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-02 12:59:15,965 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 12:59:15,968 INFO L168 Benchmark]: Toolchain (without parser) took 235195.76 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-10-02 12:59:15,969 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 12:59:15,969 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.21 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 12:59:15,969 INFO L168 Benchmark]: Boogie Preprocessor took 27.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:59:15,970 INFO L168 Benchmark]: RCFGBuilder took 318.27 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:59:15,970 INFO L168 Benchmark]: CodeCheck took 234797.35 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-10-02 12:59:15,973 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 1 xjuncts. * 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 47.21 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 27.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 318.27 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 234797.35 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.5 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/Sandman01.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-59-15-985.csv Completed graceful shutdown