java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 01:39:03,526 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 01:39:03,528 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 01:39:03,544 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 01:39:03,544 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 01:39:03,546 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 01:39:03,547 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 01:39:03,550 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 01:39:03,552 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 01:39:03,554 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 01:39:03,556 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 01:39:03,557 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 01:39:03,558 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 01:39:03,560 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 01:39:03,561 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 01:39:03,570 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 01:39:03,571 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 01:39:03,572 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 01:39:03,576 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 01:39:03,577 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 01:39:03,578 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 01:39:03,581 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 01:39:03,584 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 01:39:03,584 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 01:39:03,584 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 01:39:03,588 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 01:39:03,589 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 01:39:03,591 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 01:39:03,592 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 01:39:03,595 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 01:39:03,596 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 01:39:03,596 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 01:39:03,597 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 01:39:03,597 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 01:39:03,600 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 01:39:03,601 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 01:39:03,601 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 [2018-10-01 01:39:03,616 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 01:39:03,616 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 01:39:03,617 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 01:39:03,617 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 01:39:03,618 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 01:39:03,618 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 01:39:03,618 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 01:39:03,619 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 01:39:03,619 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 01:39:03,619 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 01:39:03,619 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 01:39:03,619 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 01:39:03,619 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 01:39:03,620 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 01:39:03,620 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 01:39:03,620 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 01:39:03,620 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 01:39:03,620 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 01:39:03,621 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 01:39:03,621 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 01:39:03,621 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 01:39:03,621 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 01:39:03,621 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 01:39:03,622 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 01:39:03,622 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 01:39:03,622 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 01:39:03,622 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 01:39:03,622 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 01:39:03,623 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 01:39:03,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 01:39:03,686 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 01:39:03,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 01:39:03,694 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 01:39:03,694 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 01:39:03,695 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-10-01 01:39:03,696 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-10-01 01:39:03,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 01:39:03,757 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 01:39:03,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 01:39:03,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 01:39:03,758 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 01:39:03,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (1/1) ... [2018-10-01 01:39:03,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (1/1) ... [2018-10-01 01:39:03,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 01:39:03,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 01:39:03,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 01:39:03,801 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 01:39:03,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (1/1) ... [2018-10-01 01:39:03,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (1/1) ... [2018-10-01 01:39:03,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (1/1) ... [2018-10-01 01:39:03,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (1/1) ... [2018-10-01 01:39:03,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (1/1) ... [2018-10-01 01:39:03,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (1/1) ... [2018-10-01 01:39:03,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (1/1) ... [2018-10-01 01:39:03,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 01:39:03,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 01:39:03,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 01:39:03,820 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 01:39:03,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:39:03" (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 [2018-10-01 01:39:03,894 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-01 01:39:03,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 01:39:03,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 01:39:04,164 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 01:39:04,165 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 01:39:04 BoogieIcfgContainer [2018-10-01 01:39:04,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 01:39:04,166 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 01:39:04,166 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 01:39:04,180 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 01:39:04,181 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 01:39:04" (1/1) ... [2018-10-01 01:39:04,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 01:39:04,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:04,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-01 01:39:04,251 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-01 01:39:04,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 01:39:04,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:04,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:04,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:04,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:04,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2018-10-01 01:39:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2018-10-01 01:39:04,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 01:39:04,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:04,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:04,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:04,954 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 12 [2018-10-01 01:39:05,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:05,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-01 01:39:05,551 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-01 01:39:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 01:39:05,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:05,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:05,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:06,077 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-10-01 01:39:06,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:06,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-10-01 01:39:06,403 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-10-01 01:39:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 01:39:06,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:06,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:06,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:07,126 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-10-01 01:39:07,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:07,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-01 01:39:07,165 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-01 01:39:07,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 01:39:07,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:07,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:07,364 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-10-01 01:39:07,912 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-10-01 01:39:07,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 01:39:07,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:07,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:08,064 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:08,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-10-01 01:39:08,634 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-10-01 01:39:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 01:39:08,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:08,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:09,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:09,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-10-01 01:39:09,517 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-10-01 01:39:09,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 01:39:09,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:09,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:09,724 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:10,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:10,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2018-10-01 01:39:10,541 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2018-10-01 01:39:10,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 01:39:10,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:10,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:11,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-10-01 01:39:11,518 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-10-01 01:39:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 01:39:11,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:11,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:13,766 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-10-01 01:39:13,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:13,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-10-01 01:39:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-10-01 01:39:13,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 01:39:13,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:13,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:14,580 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-10-01 01:39:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-10-01 01:39:15,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 01:39:15,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:15,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:16,086 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-10-01 01:39:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-10-01 01:39:17,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 01:39:17,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:17,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:17,770 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:19,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:19,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-10-01 01:39:19,042 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-10-01 01:39:19,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 01:39:19,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:19,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:19,279 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:20,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:20,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2018-10-01 01:39:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2018-10-01 01:39:20,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 01:39:20,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:20,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:21,861 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-10-01 01:39:22,288 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-10-01 01:39:22,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:22,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-10-01 01:39:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-10-01 01:39:22,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 01:39:22,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:22,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:23,924 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-10-01 01:39:24,405 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-10-01 01:39:24,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:24,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2018-10-01 01:39:24,543 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2018-10-01 01:39:24,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 01:39:24,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:24,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:24,840 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:25,775 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-10-01 01:39:26,296 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-10-01 01:39:26,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2018-10-01 01:39:26,420 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2018-10-01 01:39:26,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 01:39:26,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:26,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:28,114 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-10-01 01:39:28,700 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-10-01 01:39:28,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:28,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2018-10-01 01:39:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2018-10-01 01:39:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 01:39:28,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:28,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:29,145 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:30,425 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-10-01 01:39:31,367 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-10-01 01:39:31,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:31,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2018-10-01 01:39:31,608 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2018-10-01 01:39:31,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 01:39:31,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:31,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:33,485 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-10-01 01:39:34,297 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-10-01 01:39:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2018-10-01 01:39:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2018-10-01 01:39:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-01 01:39:34,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:34,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:35,029 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:36,265 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-10-01 01:39:36,955 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-10-01 01:39:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:37,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2018-10-01 01:39:37,170 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2018-10-01 01:39:37,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 01:39:37,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:37,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:37,499 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:39,080 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-10-01 01:39:39,838 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-10-01 01:39:40,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:40,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 44 states and 63 transitions. [2018-10-01 01:39:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 63 transitions. [2018-10-01 01:39:40,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-01 01:39:40,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:40,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:40,429 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:41,981 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-10-01 01:39:42,781 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-10-01 01:39:42,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:42,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 46 states and 66 transitions. [2018-10-01 01:39:42,974 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2018-10-01 01:39:42,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 01:39:42,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:43,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:43,520 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:45,005 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-10-01 01:39:45,846 WARN L178 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-10-01 01:39:46,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:46,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 69 transitions. [2018-10-01 01:39:46,055 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2018-10-01 01:39:46,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-01 01:39:46,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:46,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:46,479 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:48,069 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-10-01 01:39:49,133 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-10-01 01:39:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:49,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2018-10-01 01:39:49,348 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2018-10-01 01:39:49,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 01:39:49,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:49,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:51,438 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-10-01 01:39:52,414 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-10-01 01:39:52,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:52,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2018-10-01 01:39:52,645 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2018-10-01 01:39:52,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-01 01:39:52,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:52,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:55,395 WARN L178 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2018-10-01 01:39:56,410 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2018-10-01 01:39:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:39:56,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2018-10-01 01:39:56,661 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2018-10-01 01:39:56,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 01:39:56,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:39:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:39:56,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:39:57,209 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:39:58,530 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 13 [2018-10-01 01:39:59,144 WARN L178 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-10-01 01:40:00,228 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-10-01 01:40:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:00,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 81 transitions. [2018-10-01 01:40:00,495 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2018-10-01 01:40:00,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-01 01:40:00,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:00,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:00,996 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:03,222 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-10-01 01:40:04,392 WARN L178 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-10-01 01:40:04,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:04,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 58 states and 84 transitions. [2018-10-01 01:40:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2018-10-01 01:40:04,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 01:40:04,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:04,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:05,196 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:07,216 WARN L178 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-10-01 01:40:08,434 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2018-10-01 01:40:08,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:08,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 87 transitions. [2018-10-01 01:40:08,758 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2018-10-01 01:40:08,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-01 01:40:08,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:08,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:10,169 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:12,438 WARN L178 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-10-01 01:40:13,813 WARN L178 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-10-01 01:40:14,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:14,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2018-10-01 01:40:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2018-10-01 01:40:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 01:40:14,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:14,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:14,651 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:16,893 WARN L178 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-10-01 01:40:18,237 WARN L178 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-10-01 01:40:18,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:18,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2018-10-01 01:40:18,547 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2018-10-01 01:40:18,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-01 01:40:18,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:18,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:19,294 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:21,560 WARN L178 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-10-01 01:40:22,956 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2018-10-01 01:40:23,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:23,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 96 transitions. [2018-10-01 01:40:23,324 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2018-10-01 01:40:23,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 01:40:23,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:23,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:23,890 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:26,473 WARN L178 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-10-01 01:40:27,944 WARN L178 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2018-10-01 01:40:28,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:28,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 68 states and 99 transitions. [2018-10-01 01:40:28,286 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2018-10-01 01:40:28,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-01 01:40:28,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:28,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:28,889 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:31,646 WARN L178 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2018-10-01 01:40:33,198 WARN L178 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-10-01 01:40:33,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:33,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2018-10-01 01:40:33,599 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2018-10-01 01:40:33,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 01:40:33,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:33,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:34,266 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:36,981 WARN L178 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2018-10-01 01:40:38,556 WARN L178 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-10-01 01:40:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 105 transitions. [2018-10-01 01:40:39,199 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2018-10-01 01:40:39,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-01 01:40:39,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:39,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:40,040 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:41,936 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 13 [2018-10-01 01:40:42,854 WARN L178 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-10-01 01:40:44,580 WARN L178 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-10-01 01:40:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:45,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2018-10-01 01:40:45,002 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2018-10-01 01:40:45,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 01:40:45,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:45,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:47,622 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 13 [2018-10-01 01:40:48,490 WARN L178 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2018-10-01 01:40:50,295 WARN L178 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2018-10-01 01:40:50,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:50,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2018-10-01 01:40:50,752 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2018-10-01 01:40:50,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-01 01:40:50,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:50,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:51,494 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:53,475 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 13 [2018-10-01 01:40:54,370 WARN L178 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2018-10-01 01:40:56,287 WARN L178 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-10-01 01:40:56,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:40:56,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2018-10-01 01:40:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2018-10-01 01:40:56,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 01:40:56,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:40:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:40:56,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:40:57,671 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:40:59,826 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 13 [2018-10-01 01:41:00,872 WARN L178 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-10-01 01:41:02,752 WARN L178 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2018-10-01 01:41:03,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:41:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2018-10-01 01:41:03,237 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2018-10-01 01:41:03,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-01 01:41:03,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:41:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:41:03,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:41:04,680 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:41:07,190 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 13 [2018-10-01 01:41:08,174 WARN L178 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 280 [2018-10-01 01:41:10,220 WARN L178 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-10-01 01:41:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:41:10,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 82 states and 120 transitions. [2018-10-01 01:41:10,690 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2018-10-01 01:41:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 01:41:10,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:41:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:41:10,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:41:11,510 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:41:13,737 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 13 [2018-10-01 01:41:14,754 WARN L178 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-10-01 01:41:16,908 WARN L178 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-10-01 01:41:17,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:41:17,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 84 states and 123 transitions. [2018-10-01 01:41:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 123 transitions. [2018-10-01 01:41:17,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-01 01:41:17,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:41:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:41:17,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:41:19,341 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:41:21,889 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 13 [2018-10-01 01:41:22,910 WARN L178 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-10-01 01:41:25,104 WARN L178 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2018-10-01 01:41:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:41:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 86 states and 126 transitions. [2018-10-01 01:41:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 126 transitions. [2018-10-01 01:41:25,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 01:41:25,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:41:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:41:25,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:41:26,557 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:41:28,998 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 13 [2018-10-01 01:41:30,073 WARN L178 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2018-10-01 01:41:32,387 WARN L178 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-10-01 01:41:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:41:32,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2018-10-01 01:41:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2018-10-01 01:41:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-01 01:41:32,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:41:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:41:32,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:41:33,760 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:41:36,242 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 13 [2018-10-01 01:41:37,392 WARN L178 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-10-01 01:41:39,644 WARN L178 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-10-01 01:41:40,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:41:40,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2018-10-01 01:41:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2018-10-01 01:41:40,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 01:41:40,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:41:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:41:40,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:41:41,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:41:43,949 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 13 [2018-10-01 01:41:45,075 WARN L178 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 314 [2018-10-01 01:41:47,490 WARN L178 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-10-01 01:41:48,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:41:48,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 135 transitions. [2018-10-01 01:41:48,084 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 135 transitions. [2018-10-01 01:41:48,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-01 01:41:48,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:41:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:41:48,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:41:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:41:52,315 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 13 [2018-10-01 01:41:53,503 WARN L178 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-10-01 01:41:55,922 WARN L178 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-10-01 01:41:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:41:56,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 138 transitions. [2018-10-01 01:41:56,536 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 138 transitions. [2018-10-01 01:41:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 01:41:56,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:41:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:41:56,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:41:57,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:42:00,258 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 13 [2018-10-01 01:42:01,543 WARN L178 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2018-10-01 01:42:04,123 WARN L178 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 329 [2018-10-01 01:42:04,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:42:04,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 96 states and 141 transitions. [2018-10-01 01:42:04,694 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 141 transitions. [2018-10-01 01:42:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-01 01:42:04,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:42:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:42:04,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:42:05,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:42:08,758 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 13 [2018-10-01 01:42:10,078 WARN L178 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2018-10-01 01:42:12,741 WARN L178 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2018-10-01 01:42:13,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:42:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 98 states and 144 transitions. [2018-10-01 01:42:13,347 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 144 transitions. [2018-10-01 01:42:13,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 01:42:13,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:42:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:42:13,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:42:14,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:42:17,286 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 13 [2018-10-01 01:42:18,563 WARN L178 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-10-01 01:42:21,329 WARN L178 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2018-10-01 01:42:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:42:21,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 100 states and 147 transitions. [2018-10-01 01:42:21,993 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 147 transitions. [2018-10-01 01:42:21,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-01 01:42:21,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:42:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:42:22,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:42:23,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:42:26,022 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 13 [2018-10-01 01:42:27,443 WARN L178 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2018-10-01 01:42:30,227 WARN L178 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2018-10-01 01:42:30,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:42:30,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 102 states and 150 transitions. [2018-10-01 01:42:30,945 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 150 transitions. [2018-10-01 01:42:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 01:42:30,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:42:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:42:31,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:42:32,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:42:35,387 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 13 [2018-10-01 01:42:36,769 WARN L178 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2018-10-01 01:42:39,788 WARN L178 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-10-01 01:42:40,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:42:40,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 104 states and 153 transitions. [2018-10-01 01:42:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2018-10-01 01:42:40,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-01 01:42:40,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:42:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:42:40,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:42:41,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:42:44,934 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 13 [2018-10-01 01:42:46,335 WARN L178 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-10-01 01:42:49,418 WARN L178 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-10-01 01:42:50,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:42:50,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 106 states and 156 transitions. [2018-10-01 01:42:50,090 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 156 transitions. [2018-10-01 01:42:50,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 01:42:50,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:42:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:42:50,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:42:51,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:42:54,707 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 13 [2018-10-01 01:42:56,186 WARN L178 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 370 [2018-10-01 01:42:59,360 WARN L178 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2018-10-01 01:43:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:43:00,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 108 states and 159 transitions. [2018-10-01 01:43:00,048 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions. [2018-10-01 01:43:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-01 01:43:00,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:43:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:43:00,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:43:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:43:04,778 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 13 [2018-10-01 01:43:06,315 WARN L178 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2018-10-01 01:43:09,572 WARN L178 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-10-01 01:43:10,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:43:10,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 110 states and 162 transitions. [2018-10-01 01:43:10,280 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 162 transitions. [2018-10-01 01:43:10,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 01:43:10,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:43:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:43:10,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:43:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:43:15,166 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 13 [2018-10-01 01:43:16,709 WARN L178 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-10-01 01:43:20,027 WARN L178 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2018-10-01 01:43:20,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:43:20,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-10-01 01:43:20,756 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-10-01 01:43:20,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-01 01:43:20,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:43:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:43:20,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:43:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:43:25,669 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 13 [2018-10-01 01:43:27,250 WARN L178 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2018-10-01 01:43:30,806 WARN L178 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-10-01 01:43:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:43:31,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 114 states and 168 transitions. [2018-10-01 01:43:31,575 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 168 transitions. [2018-10-01 01:43:31,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 01:43:31,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:43:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:43:31,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:43:32,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:43:36,656 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 13 [2018-10-01 01:43:38,288 WARN L178 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-10-01 01:43:41,972 WARN L178 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2018-10-01 01:43:42,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:43:42,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 116 states and 171 transitions. [2018-10-01 01:43:42,757 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 171 transitions. [2018-10-01 01:43:42,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-01 01:43:42,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:43:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:43:42,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:43:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:43:47,958 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 13 [2018-10-01 01:43:49,674 WARN L178 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2018-10-01 01:43:53,349 WARN L178 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2018-10-01 01:43:54,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:43:54,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 118 states and 174 transitions. [2018-10-01 01:43:54,214 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2018-10-01 01:43:54,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 01:43:54,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:43:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:43:54,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:43:56,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:44:00,752 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 13 [2018-10-01 01:44:02,531 WARN L178 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2018-10-01 01:44:06,300 WARN L178 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-10-01 01:44:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:44:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 120 states and 177 transitions. [2018-10-01 01:44:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 177 transitions. [2018-10-01 01:44:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-01 01:44:07,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:44:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:44:07,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:44:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:44:14,426 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2018-10-01 01:44:21,346 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 13 [2018-10-01 01:44:23,103 WARN L178 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2018-10-01 01:44:26,983 WARN L178 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2018-10-01 01:44:27,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:44:27,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 122 states and 180 transitions. [2018-10-01 01:44:27,833 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 180 transitions. [2018-10-01 01:44:27,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 01:44:27,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:44:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:44:28,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:44:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:44:33,421 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 13 [2018-10-01 01:44:35,285 WARN L178 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2018-10-01 01:44:39,225 WARN L178 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2018-10-01 01:44:40,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:44:40,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 124 states and 183 transitions. [2018-10-01 01:44:40,229 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 183 transitions. [2018-10-01 01:44:40,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-01 01:44:40,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:44:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:44:40,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:44:41,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:44:45,940 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 13 [2018-10-01 01:44:47,828 WARN L178 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2018-10-01 01:44:51,980 WARN L178 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2018-10-01 01:44:52,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:44:52,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 126 states and 186 transitions. [2018-10-01 01:44:52,887 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 186 transitions. [2018-10-01 01:44:52,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 01:44:52,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:44:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:44:53,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:44:54,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:44:58,686 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 13 [2018-10-01 01:45:00,683 WARN L178 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 439 [2018-10-01 01:45:04,910 WARN L178 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-10-01 01:45:05,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:45:05,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 128 states and 189 transitions. [2018-10-01 01:45:05,881 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 189 transitions. [2018-10-01 01:45:05,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-01 01:45:05,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:45:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:45:06,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:45:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:45:11,826 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 13 [2018-10-01 01:45:13,784 WARN L178 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 446 [2018-10-01 01:45:18,116 WARN L178 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-10-01 01:45:19,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:45:19,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 130 states and 192 transitions. [2018-10-01 01:45:19,091 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 192 transitions. [2018-10-01 01:45:19,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 01:45:19,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:45:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:45:19,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:45:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:45:25,303 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 13 [2018-10-01 01:45:27,381 WARN L178 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-10-01 01:45:31,867 WARN L178 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2018-10-01 01:45:32,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:45:32,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 132 states and 195 transitions. [2018-10-01 01:45:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 195 transitions. [2018-10-01 01:45:32,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-01 01:45:32,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:45:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:45:33,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:45:35,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:45:40,368 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 13 [2018-10-01 01:45:42,497 WARN L178 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-10-01 01:45:47,096 WARN L178 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-10-01 01:45:48,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:45:48,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 134 states and 198 transitions. [2018-10-01 01:45:48,122 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 198 transitions. [2018-10-01 01:45:48,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 01:45:48,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:45:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:45:48,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:45:49,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:45:54,782 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 464 DAG size of output: 13 [2018-10-01 01:45:56,936 WARN L178 SmtUtils]: Spent 830.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2018-10-01 01:46:01,661 WARN L178 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 467 [2018-10-01 01:46:02,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:46:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 136 states and 201 transitions. [2018-10-01 01:46:02,747 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 201 transitions. [2018-10-01 01:46:02,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-01 01:46:02,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:46:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:46:03,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:46:04,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:46:09,326 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 13 [2018-10-01 01:46:11,503 WARN L178 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2018-10-01 01:46:16,346 WARN L178 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2018-10-01 01:46:17,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:46:17,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 138 states and 204 transitions. [2018-10-01 01:46:17,443 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 204 transitions. [2018-10-01 01:46:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 01:46:17,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:46:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:46:17,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:46:19,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:46:24,282 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 13 [2018-10-01 01:46:26,525 WARN L178 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2018-10-01 01:46:31,430 WARN L178 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2018-10-01 01:46:32,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:46:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 140 states and 207 transitions. [2018-10-01 01:46:32,546 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 207 transitions. [2018-10-01 01:46:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-01 01:46:32,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:46:32,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:46:32,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:46:34,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:46:39,431 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 13 [2018-10-01 01:46:41,693 WARN L178 SmtUtils]: Spent 850.00 ms on a formula simplification that was a NOOP. DAG size: 487 [2018-10-01 01:46:46,671 WARN L178 SmtUtils]: Spent 840.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2018-10-01 01:46:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:46:47,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 142 states and 210 transitions. [2018-10-01 01:46:47,797 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 210 transitions. [2018-10-01 01:46:47,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 01:46:47,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:46:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:46:48,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:46:49,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:46:54,942 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 13 [2018-10-01 01:46:57,276 WARN L178 SmtUtils]: Spent 884.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2018-10-01 01:47:02,442 WARN L178 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2018-10-01 01:47:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:47:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 144 states and 213 transitions. [2018-10-01 01:47:03,588 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 213 transitions. [2018-10-01 01:47:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-01 01:47:03,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:47:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:47:03,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:47:05,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:47:10,747 WARN L178 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 13 [2018-10-01 01:47:13,129 WARN L178 SmtUtils]: Spent 887.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2018-10-01 01:47:18,498 WARN L178 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2018-10-01 01:47:19,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:47:19,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 146 states and 216 transitions. [2018-10-01 01:47:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 216 transitions. [2018-10-01 01:47:19,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 01:47:19,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:47:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:47:20,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:47:22,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:47:27,478 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 13 [2018-10-01 01:47:29,962 WARN L178 SmtUtils]: Spent 933.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-10-01 01:47:35,286 WARN L178 SmtUtils]: Spent 907.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2018-10-01 01:47:36,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:47:36,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 148 states and 219 transitions. [2018-10-01 01:47:36,497 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 219 transitions. [2018-10-01 01:47:36,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-01 01:47:36,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:47:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:47:36,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:47:38,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:47:43,986 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 13 [2018-10-01 01:47:46,699 WARN L178 SmtUtils]: Spent 930.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2018-10-01 01:47:52,139 WARN L178 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2018-10-01 01:47:53,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:47:53,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 150 states and 222 transitions. [2018-10-01 01:47:53,373 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 222 transitions. [2018-10-01 01:47:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 01:47:53,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:47:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:47:53,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:47:55,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:48:01,181 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 13 [2018-10-01 01:48:03,718 WARN L178 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-10-01 01:48:09,306 WARN L178 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2018-10-01 01:48:10,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:48:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 152 states and 225 transitions. [2018-10-01 01:48:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 225 transitions. [2018-10-01 01:48:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-01 01:48:10,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:48:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:48:10,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:48:12,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:48:18,476 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 13 [2018-10-01 01:48:21,142 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 529 [2018-10-01 01:48:26,825 WARN L178 SmtUtils]: Spent 954.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2018-10-01 01:48:28,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:48:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 154 states and 228 transitions. [2018-10-01 01:48:28,142 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 228 transitions. [2018-10-01 01:48:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 01:48:28,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:48:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:48:28,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:48:30,210 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:48:36,233 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 13 [2018-10-01 01:48:38,892 WARN L178 SmtUtils]: Spent 973.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-10-01 01:48:44,747 WARN L178 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2018-10-01 01:48:46,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:48:46,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 156 states and 231 transitions. [2018-10-01 01:48:46,117 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 231 transitions. [2018-10-01 01:48:46,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-01 01:48:46,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:48:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:48:46,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:48:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:48:54,206 WARN L178 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 13 [2018-10-01 01:48:56,996 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 542 [2018-10-01 01:49:02,945 WARN L178 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2018-10-01 01:49:04,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:49:04,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 158 states and 234 transitions. [2018-10-01 01:49:04,322 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 234 transitions. [2018-10-01 01:49:04,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 01:49:04,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:49:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:49:04,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:49:06,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:49:12,663 WARN L178 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 13 [2018-10-01 01:49:15,418 WARN L178 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 549 [2018-10-01 01:49:21,549 WARN L178 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 550 [2018-10-01 01:49:22,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:49:22,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 160 states and 237 transitions. [2018-10-01 01:49:22,996 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2018-10-01 01:49:22,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-01 01:49:22,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:49:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:49:23,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:49:25,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:49:31,378 WARN L178 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 13 [2018-10-01 01:49:34,248 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 556 [2018-10-01 01:49:40,469 WARN L178 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 557 [2018-10-01 01:49:41,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:49:41,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 162 states and 240 transitions. [2018-10-01 01:49:41,903 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 240 transitions. [2018-10-01 01:49:41,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 01:49:41,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:49:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:49:42,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:49:44,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:49:50,520 WARN L178 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 13 [2018-10-01 01:49:53,431 WARN L178 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 563 [2018-10-01 01:49:59,734 WARN L178 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 564 [2018-10-01 01:50:01,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:50:01,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 164 states and 243 transitions. [2018-10-01 01:50:01,217 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 243 transitions. [2018-10-01 01:50:01,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-01 01:50:01,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:50:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:50:01,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:50:03,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:50:10,067 WARN L178 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 568 DAG size of output: 13 [2018-10-01 01:50:13,131 WARN L178 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 570 [2018-10-01 01:50:19,728 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 571 [2018-10-01 01:50:21,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:50:21,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 166 states and 246 transitions. [2018-10-01 01:50:21,259 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 246 transitions. [2018-10-01 01:50:21,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 01:50:21,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:50:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:50:21,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:50:23,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:50:30,518 WARN L178 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 13 [2018-10-01 01:50:33,681 WARN L178 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 577 [2018-10-01 01:50:40,287 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 578 [2018-10-01 01:50:41,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:50:41,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 168 states and 249 transitions. [2018-10-01 01:50:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 249 transitions. [2018-10-01 01:50:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-01 01:50:41,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:50:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:50:42,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:50:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:50:51,091 WARN L178 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 13 [2018-10-01 01:50:54,172 WARN L178 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 584 [2018-10-01 01:51:00,894 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 585 [2018-10-01 01:51:02,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:51:02,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 170 states and 252 transitions. [2018-10-01 01:51:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 252 transitions. [2018-10-01 01:51:02,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 01:51:02,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:51:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:51:02,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:51:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:51:11,919 WARN L178 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 589 DAG size of output: 13 [2018-10-01 01:51:15,099 WARN L178 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 591 [2018-10-01 01:51:21,949 WARN L178 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 592 [2018-10-01 01:51:23,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:51:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 172 states and 255 transitions. [2018-10-01 01:51:23,527 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 255 transitions. [2018-10-01 01:51:23,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-01 01:51:23,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:51:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:51:24,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:51:26,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:51:33,063 WARN L178 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 13 [2018-10-01 01:51:36,193 WARN L178 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 598 [2018-10-01 01:51:43,114 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 599 [2018-10-01 01:51:44,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:51:44,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 174 states and 258 transitions. [2018-10-01 01:51:44,747 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 258 transitions. [2018-10-01 01:51:44,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 01:51:44,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:51:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:51:45,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:51:47,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:51:54,369 WARN L178 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 13 [2018-10-01 01:51:57,677 WARN L178 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 605 [2018-10-01 01:52:04,785 WARN L178 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 606 [2018-10-01 01:52:06,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:06,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 176 states and 261 transitions. [2018-10-01 01:52:06,485 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 261 transitions. [2018-10-01 01:52:06,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-01 01:52:06,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:07,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:52:09,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:16,203 WARN L178 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 13 [2018-10-01 01:52:19,404 WARN L178 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 612 [2018-10-01 01:52:26,682 WARN L178 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 613 [2018-10-01 01:52:28,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:28,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 178 states and 264 transitions. [2018-10-01 01:52:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 264 transitions. [2018-10-01 01:52:28,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-01 01:52:28,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:28,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 01:52:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:38,174 WARN L178 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 13 [2018-10-01 01:52:41,515 WARN L178 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 619 Received shutdown request... [2018-10-01 01:52:43,096 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 01:52:43,098 INFO L168 Benchmark]: Toolchain (without parser) took 819343.34 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -361.2 MB). Free memory was 1.4 GB in the beginning and 912.6 MB in the end (delta: 521.0 MB). Peak memory consumption was 375.0 MB. Max. memory is 7.1 GB. [2018-10-01 01:52:43,099 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 01:52:43,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.00 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 01:52:43,099 INFO L168 Benchmark]: Boogie Preprocessor took 19.01 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 01:52:43,100 INFO L168 Benchmark]: RCFGBuilder took 345.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-01 01:52:43,100 INFO L168 Benchmark]: CodeCheck took 818931.29 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -361.2 MB). Free memory was 1.4 GB in the beginning and 912.6 MB in the end (delta: 499.9 MB). Peak memory consumption was 353.9 MB. Max. memory is 7.1 GB. [2018-10-01 01:52:43,102 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1067 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.00 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.01 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 345.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 818931.29 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -361.2 MB). Free memory was 1.4 GB in the beginning and 912.6 MB in the end (delta: 499.9 MB). Peak memory consumption was 353.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_01-52-43-110.csv Completed graceful shutdown