java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 02:23:34,664 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:23:34,666 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:23:34,683 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:23:34,683 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:23:34,685 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:23:34,686 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:23:34,688 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:23:34,691 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:23:34,697 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:23:34,698 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:23:34,699 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:23:34,703 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:23:34,704 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:23:34,705 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:23:34,709 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:23:34,710 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:23:34,715 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:23:34,720 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:23:34,723 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:23:34,724 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:23:34,725 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:23:34,728 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:23:34,729 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:23:34,729 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:23:34,730 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:23:34,731 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:23:34,731 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:23:34,732 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:23:34,736 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:23:34,737 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:23:34,737 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:23:34,738 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:23:34,739 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:23:34,740 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:23:34,740 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:23:34,741 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 02:23:34,765 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:23:34,765 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:23:34,766 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:23:34,766 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:23:34,767 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:23:34,767 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:23:34,768 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:23:34,768 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:23:34,768 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:23:34,768 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:23:34,768 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:23:34,769 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:23:34,769 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:23:34,769 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:23:34,769 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:23:34,770 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:23:34,771 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:23:34,771 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:23:34,771 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:23:34,771 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:23:34,771 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:23:34,772 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:23:34,772 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:23:34,772 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:23:34,772 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:23:34,772 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:23:34,773 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:23:34,773 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:23:34,773 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:23:34,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:23:34,865 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:23:34,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:23:34,874 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:23:34,875 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:23:34,876 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit01.bpl [2018-10-01 02:23:34,876 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit01.bpl' [2018-10-01 02:23:34,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:23:34,937 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:23:34,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:23:34,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:23:34,938 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:23:34,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (1/1) ... [2018-10-01 02:23:34,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (1/1) ... [2018-10-01 02:23:34,978 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 02:23:34,979 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 02:23:34,979 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 02:23:34,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:23:34,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:23:34,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:23:34,982 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:23:34,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (1/1) ... [2018-10-01 02:23:34,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (1/1) ... [2018-10-01 02:23:34,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (1/1) ... [2018-10-01 02:23:34,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (1/1) ... [2018-10-01 02:23:34,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (1/1) ... [2018-10-01 02:23:35,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (1/1) ... [2018-10-01 02:23:35,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (1/1) ... [2018-10-01 02:23:35,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:23:35,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:23:35,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:23:35,007 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:23:35,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:23:34" (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 02:23:35,084 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-01 02:23:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-01 02:23:35,084 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-01 02:23:35,248 INFO L345 CfgBuilder]: Using library mode [2018-10-01 02:23:35,249 INFO L202 PluginConnector]: Adding new model ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:23:35 BoogieIcfgContainer [2018-10-01 02:23:35,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:23:35,250 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:23:35,250 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:23:35,261 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:23:35,262 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:23:35" (1/1) ... [2018-10-01 02:23:35,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:23:35,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:35,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-01 02:23:35,314 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-01 02:23:35,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 02:23:35,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:35,449 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 02:23:35,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:35,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-01 02:23:35,645 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-01 02:23:35,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:23:35,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:35,861 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 02:23:36,278 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-01 02:23:36,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:36,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-10-01 02:23:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-10-01 02:23:36,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 02:23:36,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:36,685 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 02:23:36,840 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2018-10-01 02:23:37,414 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-01 02:23:37,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:37,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-01 02:23:37,594 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-01 02:23:37,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:23:37,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:37,925 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 02:23:38,286 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-01 02:23:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:38,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2018-10-01 02:23:38,598 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2018-10-01 02:23:38,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:23:38,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:39,046 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2018-10-01 02:23:39,087 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 02:23:39,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:39,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-10-01 02:23:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-10-01 02:23:39,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:23:39,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:39,948 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2018-10-01 02:23:40,206 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 30 [2018-10-01 02:23:40,209 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 02:23:40,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:40,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-10-01 02:23:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-10-01 02:23:40,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:23:40,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:41,392 WARN L178 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 42 [2018-10-01 02:23:41,754 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2018-10-01 02:23:41,757 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 02:23:42,016 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 30 [2018-10-01 02:23:42,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:42,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-10-01 02:23:42,449 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-10-01 02:23:42,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:23:42,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:43,055 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2018-10-01 02:23:43,262 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 29 [2018-10-01 02:23:43,745 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 47 [2018-10-01 02:23:44,450 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 52 [2018-10-01 02:23:44,466 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 02:23:45,068 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2018-10-01 02:23:45,378 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 52 [2018-10-01 02:23:45,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:45,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2018-10-01 02:23:45,594 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2018-10-01 02:23:45,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:23:45,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:46,971 WARN L178 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 44 [2018-10-01 02:23:47,640 WARN L178 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 57 [2018-10-01 02:23:47,643 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 02:23:47,934 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 35 [2018-10-01 02:23:48,252 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2018-10-01 02:23:48,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:48,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 16 states and 33 transitions. [2018-10-01 02:23:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 33 transitions. [2018-10-01 02:23:48,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:23:48,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:49,997 WARN L178 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 52 [2018-10-01 02:23:50,786 WARN L178 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 59 [2018-10-01 02:23:50,800 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 02:23:51,323 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 60 [2018-10-01 02:23:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:51,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 17 states and 36 transitions. [2018-10-01 02:23:51,601 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 36 transitions. [2018-10-01 02:23:51,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 02:23:51,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:52,322 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 32 [2018-10-01 02:23:52,684 WARN L178 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 35 [2018-10-01 02:23:53,459 WARN L178 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 51 [2018-10-01 02:23:55,552 WARN L178 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 80 [2018-10-01 02:23:55,555 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 02:23:56,453 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 80 [2018-10-01 02:23:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:57,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 18 states and 39 transitions. [2018-10-01 02:23:57,309 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 39 transitions. [2018-10-01 02:23:57,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:23:57,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:59,214 WARN L178 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 31 [2018-10-01 02:23:59,796 WARN L178 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 64 [2018-10-01 02:24:00,969 WARN L178 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 54 [2018-10-01 02:24:02,119 WARN L178 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 96 [2018-10-01 02:24:03,656 WARN L178 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 389 DAG size of output: 81 [2018-10-01 02:24:05,866 WARN L178 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 498 DAG size of output: 79 [2018-10-01 02:24:08,647 WARN L178 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 582 DAG size of output: 90 [2018-10-01 02:24:08,652 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 02:24:09,773 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 46 [2018-10-01 02:24:10,248 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 73 [2018-10-01 02:24:10,623 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-10-01 02:24:10,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:10,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 19 states and 42 transitions. [2018-10-01 02:24:10,660 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 42 transitions. [2018-10-01 02:24:10,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 02:24:10,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:16,560 WARN L178 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 985 DAG size of output: 170 [2018-10-01 02:24:20,172 WARN L178 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 1009 DAG size of output: 125 [2018-10-01 02:24:20,178 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 02:24:20,552 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-10-01 02:24:20,819 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 49 [2018-10-01 02:24:21,119 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-10-01 02:24:21,495 WARN L178 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 105 [2018-10-01 02:24:21,958 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-10-01 02:24:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 20 states and 45 transitions. [2018-10-01 02:24:21,994 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 45 transitions. [2018-10-01 02:24:21,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 02:24:21,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:28,407 WARN L178 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 939 DAG size of output: 76 [2018-10-01 02:24:32,496 WARN L178 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 1530 DAG size of output: 94 [2018-10-01 02:24:32,500 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 02:24:32,953 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 52 [2018-10-01 02:24:33,506 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 88 [2018-10-01 02:24:34,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:34,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 21 states and 48 transitions. [2018-10-01 02:24:34,037 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 48 transitions. [2018-10-01 02:24:34,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 02:24:34,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:43,944 WARN L178 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 1621 DAG size of output: 90 [2018-10-01 02:24:53,252 WARN L178 SmtUtils]: Spent 6.68 s on a formula simplification. DAG size of input: 2892 DAG size of output: 95 [2018-10-01 02:24:53,257 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 02:24:53,757 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 54 [2018-10-01 02:24:54,313 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 88 [2018-10-01 02:24:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 22 states and 51 transitions. [2018-10-01 02:24:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 51 transitions. [2018-10-01 02:24:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:24:54,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:20,417 WARN L178 SmtUtils]: Spent 16.03 s on a formula simplification. DAG size of input: 2449 DAG size of output: 159 [2018-10-01 02:25:31,559 WARN L178 SmtUtils]: Spent 9.09 s on a formula simplification. DAG size of input: 2239 DAG size of output: 158 [2018-10-01 02:25:31,564 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 02:25:32,183 WARN L178 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 139 [2018-10-01 02:25:32,586 WARN L178 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 61 [2018-10-01 02:25:33,048 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-10-01 02:25:33,571 WARN L178 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 115 [2018-10-01 02:25:34,252 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-10-01 02:25:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 23 states and 54 transitions. [2018-10-01 02:25:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 54 transitions. [2018-10-01 02:25:34,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 02:25:34,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:11,231 WARN L178 SmtUtils]: Spent 22.76 s on a formula simplification. DAG size of input: 2780 DAG size of output: 109 [2018-10-01 02:26:48,989 WARN L178 SmtUtils]: Spent 33.17 s on a formula simplification. DAG size of input: 3963 DAG size of output: 114 [2018-10-01 02:26:48,995 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 02:26:49,480 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2018-10-01 02:26:49,793 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 61 [2018-10-01 02:26:50,124 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-10-01 02:26:50,623 WARN L178 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 103 [2018-10-01 02:26:51,344 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-10-01 02:26:51,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:51,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 24 states and 57 transitions. [2018-10-01 02:26:51,430 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 57 transitions. [2018-10-01 02:26:51,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 02:26:51,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:02,237 WARN L178 SmtUtils]: Spent 4.37 s on a formula simplification. DAG size of input: 1123 DAG size of output: 59 [2018-10-01 02:27:42,306 WARN L178 SmtUtils]: Spent 21.92 s on a formula simplification. DAG size of input: 4334 DAG size of output: 136 [2018-10-01 02:27:42,314 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 02:27:43,242 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 67 [2018-10-01 02:27:43,650 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-10-01 02:27:44,185 WARN L178 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 131 [2018-10-01 02:27:44,965 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-10-01 02:27:45,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:45,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 25 states and 60 transitions. [2018-10-01 02:27:45,007 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 60 transitions. [2018-10-01 02:27:45,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 02:27:45,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:28:50,002 WARN L178 SmtUtils]: Spent 38.25 s on a formula simplification. DAG size of input: 4745 DAG size of output: 130 [2018-10-01 02:29:46,550 WARN L178 SmtUtils]: Spent 48.96 s on a formula simplification. DAG size of input: 6452 DAG size of output: 155 [2018-10-01 02:29:46,557 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 02:29:47,082 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-10-01 02:29:47,465 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 70 [2018-10-01 02:29:47,954 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-10-01 02:29:48,553 WARN L178 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 115 [2018-10-01 02:29:49,440 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-10-01 02:29:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:29:49,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 26 states and 63 transitions. [2018-10-01 02:29:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 63 transitions. [2018-10-01 02:29:49,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:29:49,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:29:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:29:54,929 WARN L178 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 48 [2018-10-01 02:29:55,892 WARN L178 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 74 [2018-10-01 02:29:57,022 WARN L178 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 68 [2018-10-01 02:29:59,271 WARN L178 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 468 DAG size of output: 97 [2018-10-01 02:30:01,865 WARN L178 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 490 DAG size of output: 101 [2018-10-01 02:30:06,240 WARN L178 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 837 DAG size of output: 118 [2018-10-01 02:30:12,191 WARN L178 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 1021 DAG size of output: 101 [2018-10-01 02:30:19,598 WARN L178 SmtUtils]: Spent 5.41 s on a formula simplification. DAG size of input: 1201 DAG size of output: 116 [2018-10-01 02:30:32,048 WARN L178 SmtUtils]: Spent 9.70 s on a formula simplification. DAG size of input: 1571 DAG size of output: 149 [2018-10-01 02:31:29,661 WARN L178 SmtUtils]: Spent 50.24 s on a formula simplification. DAG size of input: 5382 DAG size of output: 137 [2018-10-01 02:33:03,123 WARN L178 SmtUtils]: Spent 1.39 m on a formula simplification. DAG size of input: 8018 DAG size of output: 178 [2018-10-01 02:33:03,164 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 02:33:04,312 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2018-10-01 02:33:04,736 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2018-10-01 02:33:05,240 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 97 [2018-10-01 02:33:06,167 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-10-01 02:33:06,701 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-10-01 02:33:07,375 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-10-01 02:33:08,118 WARN L178 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 77 [2018-10-01 02:33:08,844 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-10-01 02:33:09,652 WARN L178 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 191 [2018-10-01 02:33:10,827 WARN L178 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-10-01 02:33:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:33:10,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 27 states and 66 transitions. [2018-10-01 02:33:10,877 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 66 transitions. [2018-10-01 02:33:10,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-01 02:33:10,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:33:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-01 02:37:37,510 WARN L186 SmtUtils]: Removed 2 from assertion stack [2018-10-01 02:37:37,511 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-01 02:37:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:37,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:37:37,640 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-01 02:37:37,640 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 02:37:37,643 INFO L168 Benchmark]: Toolchain (without parser) took 842708.35 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: -1.4 GB). Peak memory consumption was 294.1 MB. Max. memory is 7.1 GB. [2018-10-01 02:37:37,644 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:37:37,645 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.83 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:37:37,645 INFO L168 Benchmark]: Boogie Preprocessor took 24.43 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:37:37,646 INFO L168 Benchmark]: RCFGBuilder took 242.20 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-01 02:37:37,647 INFO L168 Benchmark]: CodeCheck took 842392.55 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: -1.4 GB). Peak memory consumption was 272.9 MB. Max. memory is 7.1 GB. [2018-10-01 02:37:37,651 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 202 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 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.83 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.43 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 242.20 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 842392.55 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: -1.4 GB). Peak memory consumption was 272.9 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/ArrayInit01.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_02-37-37-663.csv Completed graceful shutdown