./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c -s /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 046d43d4bcd815000dbeb7c92c0efa9fa4bf162d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:25:29,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:25:29,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:25:29,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:25:29,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:25:29,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:25:29,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:25:29,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:25:29,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:25:29,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:25:29,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:25:29,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:25:29,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:25:29,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:25:29,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:25:29,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:25:29,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:25:29,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:25:29,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:25:29,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:25:29,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:25:29,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:25:29,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:25:29,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:25:29,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:25:29,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:25:29,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:25:29,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:25:29,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:25:29,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:25:29,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:25:29,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:25:29,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:25:29,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:25:29,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:25:29,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:25:29,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:25:29,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:25:29,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:25:29,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:25:29,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:25:29,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:25:29,683 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:25:29,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:25:29,686 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:25:29,686 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:25:29,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:25:29,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:25:29,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:25:29,688 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:25:29,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:25:29,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:25:29,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:25:29,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:25:29,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:25:29,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:25:29,691 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:25:29,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:25:29,691 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:25:29,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:25:29,692 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:25:29,692 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:25:29,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:25:29,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:25:29,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:25:29,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:25:29,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:25:29,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:25:29,694 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:25:29,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:25:29,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:25:29,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 046d43d4bcd815000dbeb7c92c0efa9fa4bf162d [2020-12-01 18:25:30,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:25:30,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:25:30,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:25:30,120 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:25:30,121 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:25:30,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2020-12-01 18:25:30,199 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/data/66ad7dc79/d4df321285d04c7393bf50149b0c5c94/FLAG62489c8d5 [2020-12-01 18:25:30,892 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:25:30,900 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2020-12-01 18:25:30,921 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/data/66ad7dc79/d4df321285d04c7393bf50149b0c5c94/FLAG62489c8d5 [2020-12-01 18:25:31,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/data/66ad7dc79/d4df321285d04c7393bf50149b0c5c94 [2020-12-01 18:25:31,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:25:31,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:25:31,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:31,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:25:31,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:25:31,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ed986d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31, skipping insertion in model container [2020-12-01 18:25:31,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:25:31,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:25:31,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:25:31,543 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:25:31,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:25:31,646 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:25:31,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31 WrapperNode [2020-12-01 18:25:31,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:31,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:25:31,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:25:31,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:25:31,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:25:31,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:25:31,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:25:31,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:25:31,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... [2020-12-01 18:25:31,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:25:31,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:25:31,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:25:31,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:25:31,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/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 [2020-12-01 18:25:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:25:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:25:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:25:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:25:35,658 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:25:35,659 INFO L298 CfgBuilder]: Removed 21 assume(true) statements. [2020-12-01 18:25:35,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:25:35 BoogieIcfgContainer [2020-12-01 18:25:35,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:25:35,666 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:25:35,669 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:25:35,682 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:25:35,683 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:25:35" (1/1) ... [2020-12-01 18:25:35,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:25:35,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2020-12-01 18:25:35,748 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2020-12-01 18:25:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 18:25:35,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:36,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2020-12-01 18:25:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2020-12-01 18:25:36,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 18:25:36,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:36,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:37,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:37,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2020-12-01 18:25:37,179 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2020-12-01 18:25:37,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 18:25:37,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:37,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:38,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:38,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2020-12-01 18:25:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2020-12-01 18:25:38,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 18:25:38,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:38,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:38,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:39,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2020-12-01 18:25:39,139 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2020-12-01 18:25:39,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:25:39,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:39,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:40,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:40,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2020-12-01 18:25:40,558 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2020-12-01 18:25:40,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 18:25:40,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:40,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:41,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:41,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 86 transitions. [2020-12-01 18:25:41,904 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 86 transitions. [2020-12-01 18:25:41,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:25:41,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:41,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:42,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:42,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 47 states and 87 transitions. [2020-12-01 18:25:42,267 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 87 transitions. [2020-12-01 18:25:42,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 18:25:42,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:42,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:42,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2020-12-01 18:25:42,348 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2020-12-01 18:25:42,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 18:25:42,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:42,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:44,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:44,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 104 transitions. [2020-12-01 18:25:44,578 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2020-12-01 18:25:44,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 18:25:44,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:44,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2020-12-01 18:25:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2020-12-01 18:25:45,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 18:25:45,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:45,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:49,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 77 states and 149 transitions. [2020-12-01 18:25:49,248 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 149 transitions. [2020-12-01 18:25:49,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:25:49,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:51,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 83 states and 167 transitions. [2020-12-01 18:25:51,584 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 167 transitions. [2020-12-01 18:25:51,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:25:51,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:51,722 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:52,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 84 states and 170 transitions. [2020-12-01 18:25:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 170 transitions. [2020-12-01 18:25:52,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:25:52,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:53,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 85 states and 171 transitions. [2020-12-01 18:25:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 171 transitions. [2020-12-01 18:25:53,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:25:53,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:53,472 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:56,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 93 states and 193 transitions. [2020-12-01 18:25:56,661 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 193 transitions. [2020-12-01 18:25:56,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:25:56,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:56,833 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:57,087 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 23 [2020-12-01 18:25:57,321 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 24 [2020-12-01 18:25:58,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:58,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 95 states and 198 transitions. [2020-12-01 18:25:58,192 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 198 transitions. [2020-12-01 18:25:58,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:25:58,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:58,509 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:26:03,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:03,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 104 states and 222 transitions. [2020-12-01 18:26:03,056 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 222 transitions. [2020-12-01 18:26:03,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:26:03,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:26:04,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:04,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 107 states and 232 transitions. [2020-12-01 18:26:04,998 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 232 transitions. [2020-12-01 18:26:04,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:26:04,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:26:05,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:05,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 108 states and 234 transitions. [2020-12-01 18:26:05,884 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 234 transitions. [2020-12-01 18:26:05,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:26:05,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:26:06,251 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:26:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:26:06,678 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:26:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:26:06,972 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:26:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:26:07,236 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:26:15,851 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2020-12-01 18:26:16,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:26:16 ImpRootNode [2020-12-01 18:26:16,096 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:26:16,097 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:26:16,098 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:26:16,098 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:26:16,099 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:25:35" (3/4) ... [2020-12-01 18:26:16,108 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 18:26:16,314 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_44894d99-eb3b-499f-88c1-5329fd8ef6a3/bin/ukojak/witness.graphml [2020-12-01 18:26:16,314 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:26:16,315 INFO L168 Benchmark]: Toolchain (without parser) took 45110.43 ms. Allocated memory was 81.8 MB in the beginning and 524.3 MB in the end (delta: 442.5 MB). Free memory was 41.3 MB in the beginning and 448.7 MB in the end (delta: -407.5 MB). Peak memory consumption was 37.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:16,316 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 81.8 MB. Free memory is still 58.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:26:16,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.55 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 41.0 MB in the beginning and 76.4 MB in the end (delta: -35.4 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:16,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.59 ms. Allocated memory is still 111.1 MB. Free memory was 76.4 MB in the beginning and 73.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:16,317 INFO L168 Benchmark]: Boogie Preprocessor took 44.87 ms. Allocated memory is still 111.1 MB. Free memory was 73.5 MB in the beginning and 71.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:16,318 INFO L168 Benchmark]: RCFGBuilder took 3891.80 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 71.0 MB in the beginning and 71.1 MB in the end (delta: -175.0 kB). Peak memory consumption was 63.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:16,319 INFO L168 Benchmark]: CodeCheck took 40431.20 ms. Allocated memory was 142.6 MB in the beginning and 524.3 MB in the end (delta: 381.7 MB). Free memory was 71.1 MB in the beginning and 463.4 MB in the end (delta: -392.3 MB). Peak memory consumption was 280.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:16,319 INFO L168 Benchmark]: Witness Printer took 216.89 ms. Allocated memory is still 524.3 MB. Free memory was 462.4 MB in the beginning and 448.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:16,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 40.1s, OverallIterations: 20, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4614480 SDtfs, 2057784 SDslu, 1635208 SDs, 0 SdLazy, 13081628 SolverSat, 2892612 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3032 GetRequests, 2625 SyntacticMatches, 111 SemanticMatches, 296 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45590 ImplicationChecksByTransitivity, 24.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 330 NumberOfCodeBlocks, 330 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 39529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 10 PerfectInterpolantSequences, 18/52 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L27] msg_t nomsg = (msg_t )-1; [L28] port_t p12 ; [L29] char p12_old ; [L30] char p12_new ; [L31] _Bool ep12 ; [L32] port_t p13 ; [L33] char p13_old ; [L34] char p13_new ; [L35] _Bool ep13 ; [L36] port_t p21 ; [L37] char p21_old ; [L38] char p21_new ; [L39] _Bool ep21 ; [L40] port_t p23 ; [L41] char p23_old ; [L42] char p23_new ; [L43] _Bool ep23 ; [L44] port_t p31 ; [L45] char p31_old ; [L46] char p31_new ; [L47] _Bool ep31 ; [L48] port_t p32 ; [L49] char p32_old ; [L50] char p32_new ; [L51] _Bool ep32 ; [L52] char id1 ; [L53] char r1 ; [L54] char st1 ; [L55] char nl1 ; [L56] char m1 ; [L57] char max1 ; [L58] _Bool mode1 ; [L59] _Bool newmax1 ; [L60] char id2 ; [L61] char r2 ; [L62] char st2 ; [L63] char nl2 ; [L64] char m2 ; [L65] char max2 ; [L66] _Bool mode2 ; [L67] _Bool newmax2 ; [L68] char id3 ; [L69] char r3 ; [L70] char st3 ; [L71] char nl3 ; [L72] char m3 ; [L73] char max3 ; [L74] _Bool mode3 ; [L75] _Bool newmax3 ; [L518] int c1 ; [L519] int i2 ; [L522] c1 = 0 [L523] ep12 = __VERIFIER_nondet_bool() [L524] ep13 = __VERIFIER_nondet_bool() [L525] ep21 = __VERIFIER_nondet_bool() [L526] ep23 = __VERIFIER_nondet_bool() [L527] ep31 = __VERIFIER_nondet_bool() [L528] ep32 = __VERIFIER_nondet_bool() [L529] id1 = __VERIFIER_nondet_char() [L530] r1 = __VERIFIER_nondet_char() [L531] st1 = __VERIFIER_nondet_char() [L532] nl1 = __VERIFIER_nondet_char() [L533] m1 = __VERIFIER_nondet_char() [L534] max1 = __VERIFIER_nondet_char() [L535] mode1 = __VERIFIER_nondet_bool() [L536] newmax1 = __VERIFIER_nondet_bool() [L537] id2 = __VERIFIER_nondet_char() [L538] r2 = __VERIFIER_nondet_char() [L539] st2 = __VERIFIER_nondet_char() [L540] nl2 = __VERIFIER_nondet_char() [L541] m2 = __VERIFIER_nondet_char() [L542] max2 = __VERIFIER_nondet_char() [L543] mode2 = __VERIFIER_nondet_bool() [L544] newmax2 = __VERIFIER_nondet_bool() [L545] id3 = __VERIFIER_nondet_char() [L546] r3 = __VERIFIER_nondet_char() [L547] st3 = __VERIFIER_nondet_char() [L548] nl3 = __VERIFIER_nondet_char() [L549] m3 = __VERIFIER_nondet_char() [L550] max3 = __VERIFIER_nondet_char() [L551] mode3 = __VERIFIER_nondet_bool() [L552] newmax3 = __VERIFIER_nondet_bool() [L231] _Bool r121 ; [L232] _Bool r131 ; [L233] _Bool r211 ; [L234] _Bool r231 ; [L235] _Bool r311 ; [L236] _Bool r321 ; [L237] _Bool r122 ; [L238] int tmp ; [L239] _Bool r132 ; [L240] int tmp___0 ; [L241] _Bool r212 ; [L242] int tmp___1 ; [L243] _Bool r232 ; [L244] int tmp___2 ; [L245] _Bool r312 ; [L246] int tmp___3 ; [L247] _Bool r322 ; [L248] int tmp___4 ; [L249] int tmp___5 ; [L252] r121 = ep12 [L253] r131 = ep13 [L254] r211 = ep21 [L255] r231 = ep23 [L256] r311 = ep31 [L257] r321 = ep32 [L258] COND TRUE \read(r121) [L259] tmp = 1 [L270] r122 = (_Bool )tmp [L271] COND TRUE \read(r131) [L272] tmp___0 = 1 [L283] r132 = (_Bool )tmp___0 [L284] COND TRUE \read(r211) [L285] tmp___1 = 1 [L296] r212 = (_Bool )tmp___1 [L297] COND FALSE !(\read(r231)) [L300] COND TRUE \read(r211) [L301] COND TRUE \read(ep13) [L302] tmp___2 = 1 [L309] r232 = (_Bool )tmp___2 [L310] COND TRUE \read(r311) [L311] tmp___3 = 1 [L322] r312 = (_Bool )tmp___3 [L323] COND FALSE !(\read(r321)) [L326] COND TRUE \read(r311) [L327] COND TRUE \read(ep12) [L328] tmp___4 = 1 [L335] r322 = (_Bool )tmp___4 [L336] COND TRUE (int )id1 != (int )id2 [L337] COND TRUE (int )id1 != (int )id3 [L338] COND TRUE (int )id2 != (int )id3 [L339] COND TRUE (int )id1 >= 0 [L340] COND TRUE (int )id2 >= 0 [L341] COND TRUE (int )id3 >= 0 [L342] COND TRUE (int )r1 == 0 [L343] COND TRUE (int )r2 == 0 [L344] COND TRUE (int )r3 == 0 [L345] COND TRUE \read(r122) [L346] COND TRUE \read(r132) [L347] COND TRUE \read(r212) [L348] COND TRUE \read(r232) [L349] COND TRUE \read(r312) [L350] COND TRUE \read(r322) [L351] COND TRUE (int )max1 == (int )id1 [L352] COND TRUE (int )max2 == (int )id2 [L353] COND TRUE (int )max3 == (int )id3 [L354] COND TRUE (int )st1 == 0 [L355] COND TRUE (int )st2 == 0 [L356] COND TRUE (int )st3 == 0 [L357] COND TRUE (int )nl1 == 0 [L358] COND TRUE (int )nl2 == 0 [L359] COND TRUE (int )nl3 == 0 [L360] COND TRUE (int )mode1 == 0 [L361] COND TRUE (int )mode2 == 0 [L362] COND TRUE (int )mode3 == 0 [L363] COND TRUE \read(newmax1) [L364] COND TRUE \read(newmax2) [L365] COND TRUE \read(newmax3) [L366] tmp___5 = 1 [L457] return (tmp___5); [L553] i2 = init() [L21] COND FALSE !(!cond) [L555] p12_old = nomsg [L556] p12_new = nomsg [L557] p13_old = nomsg [L558] p13_new = nomsg [L559] p21_old = nomsg [L560] p21_new = nomsg [L561] p23_old = nomsg [L562] p23_new = nomsg [L563] p31_old = nomsg [L564] p31_new = nomsg [L565] p32_old = nomsg [L566] p32_new = nomsg [L567] i2 = 0 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L568] COND TRUE i2 < 6 [L78] _Bool newmax ; [L81] newmax = (_Bool)0 [L82] COND FALSE !(\read(mode1)) [L110] COND TRUE (int )r1 < 2 [L111] COND TRUE \read(ep12) [L112] COND TRUE \read(newmax1) [L113] EXPR max1 != nomsg && p12_new == nomsg ? max1 : p12_new [L113] p12_new = max1 != nomsg && p12_new == nomsg ? max1 : p12_new [L116] COND TRUE \read(ep13) [L117] COND TRUE \read(newmax1) [L118] EXPR max1 != nomsg && p13_new == nomsg ? max1 : p13_new [L118] p13_new = max1 != nomsg && p13_new == nomsg ? max1 : p13_new [L122] mode1 = (_Bool)1 [L129] _Bool newmax ; [L132] newmax = (_Bool)0 [L133] COND FALSE !(\read(mode2)) [L161] COND TRUE (int )r2 < 2 [L162] COND TRUE \read(ep21) [L163] COND TRUE \read(newmax2) [L164] EXPR max2 != nomsg && p21_new == nomsg ? max2 : p21_new [L164] p21_new = max2 != nomsg && p21_new == nomsg ? max2 : p21_new [L167] COND FALSE !(\read(ep23)) [L173] mode2 = (_Bool)1 [L180] _Bool newmax ; [L183] newmax = (_Bool)0 [L184] COND FALSE !(\read(mode3)) [L212] COND TRUE (int )r3 < 2 [L213] COND TRUE \read(ep31) [L214] COND TRUE \read(newmax3) [L215] EXPR max3 != nomsg && p31_new == nomsg ? max3 : p31_new [L215] p31_new = max3 != nomsg && p31_new == nomsg ? max3 : p31_new [L218] COND FALSE !(\read(ep32)) [L224] mode3 = (_Bool)1 [L573] p12_old = p12_new [L574] p12_new = nomsg [L575] p13_old = p13_new [L576] p13_new = nomsg [L577] p21_old = p21_new [L578] p21_new = nomsg [L579] p23_old = p23_new [L580] p23_new = nomsg [L581] p31_old = p31_new [L582] p31_new = nomsg [L583] p32_old = p32_new [L584] p32_new = nomsg [L462] int tmp ; VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L465] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L466] COND TRUE (int )st1 + (int )nl1 <= 1 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L467] COND TRUE (int )st2 + (int )nl2 <= 1 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L468] COND TRUE (int )st3 + (int )nl3 <= 1 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L469] COND FALSE !((int )r1 >= 2) VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L472] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L474] COND TRUE (int )r1 < 2 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L479] COND FALSE !((int )r1 >= 2) VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L482] COND TRUE ((int )nl1 + (int )nl2) + (int )nl3 == 0 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L484] COND TRUE (int )r1 < 2 [L485] tmp = 1 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L513] return (tmp); [L585] c1 = check() [L598] COND FALSE !(! arg) VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L587] i2 ++ VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=-1, m2=3, m3=1, max1=2, max2=1, max3=0, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=255, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=2, p13=0, p13_new=-1, p13_old=2, p21=0, p21_new=-1, p21_old=1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L568] COND TRUE i2 < 6 [L78] _Bool newmax ; [L81] newmax = (_Bool)0 [L82] COND TRUE \read(mode1) [L83] r1 = (char )((int )r1 + 1) [L84] COND TRUE \read(ep21) [L85] m1 = p21_old [L86] p21_old = nomsg [L87] COND FALSE !((int )m1 > (int )max1) [L92] COND TRUE \read(ep31) [L93] m1 = p31_old [L94] p31_old = nomsg [L95] COND FALSE !((int )m1 > (int )max1) [L100] newmax1 = newmax [L101] COND TRUE (int )r1 == 1 [L102] COND TRUE (int )max1 == (int )id1 [L103] st1 = (char)1 [L108] mode1 = (_Bool)0 [L129] _Bool newmax ; [L132] newmax = (_Bool)0 [L133] COND TRUE \read(mode2) [L134] r2 = (char )((int )r2 + 1) [L135] COND TRUE \read(ep12) [L136] m2 = p12_old [L137] p12_old = nomsg [L138] COND TRUE (int )m2 > (int )max2 [L139] max2 = m2 [L140] newmax = (_Bool)1 [L143] COND FALSE !(\read(ep32)) [L151] newmax2 = newmax [L152] COND FALSE !((int )r2 == 2) [L159] mode2 = (_Bool)0 [L180] _Bool newmax ; [L183] newmax = (_Bool)0 [L184] COND TRUE \read(mode3) [L185] r3 = (char )((int )r3 + 1) [L186] COND TRUE \read(ep13) [L187] m3 = p13_old [L188] p13_old = nomsg [L189] COND TRUE (int )m3 > (int )max3 [L190] max3 = m3 [L191] newmax = (_Bool)1 [L194] COND FALSE !(\read(ep23)) [L202] newmax3 = newmax [L203] COND FALSE !((int )r3 == 2) [L210] mode3 = (_Bool)0 [L573] p12_old = p12_new [L574] p12_new = nomsg [L575] p13_old = p13_new [L576] p13_new = nomsg [L577] p21_old = p21_new [L578] p21_new = nomsg [L579] p23_old = p23_new [L580] p23_new = nomsg [L581] p31_old = p31_new [L582] p31_new = nomsg [L583] p32_old = p32_new [L584] p32_new = nomsg [L462] int tmp ; VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=0, m2=2, m3=2, max1=2, max2=2, max3=2, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L465] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=0, m2=2, m3=2, max1=2, max2=2, max3=2, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L466] COND TRUE (int )st1 + (int )nl1 <= 1 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=0, m2=2, m3=2, max1=2, max2=2, max3=2, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L467] COND TRUE (int )st2 + (int )nl2 <= 1 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=0, m2=2, m3=2, max1=2, max2=2, max3=2, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L468] COND TRUE (int )st3 + (int )nl3 <= 1 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=0, m2=2, m3=2, max1=2, max2=2, max3=2, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L469] COND FALSE !((int )r1 >= 2) VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=0, m2=2, m3=2, max1=2, max2=2, max3=2, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L472] COND FALSE !(((int )st1 + (int )st2) + (int )st3 == 0) [L499] tmp = 0 VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=0, m2=2, m3=2, max1=2, max2=2, max3=2, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L513] return (tmp); [L585] c1 = check() [L598] COND TRUE ! arg VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=0, m2=2, m3=2, max1=2, max2=2, max3=2, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L3] __assert_fail("0", "pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c", 3, "reach_error") VAL [ep12=1, ep13=255, ep21=255, ep23=0, ep31=1, ep32=0, id1=2, id2=1, id3=0, m1=0, m2=2, m3=2, max1=2, max2=2, max3=2, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 81.8 MB. Free memory is still 58.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 440.55 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 41.0 MB in the beginning and 76.4 MB in the end (delta: -35.4 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.59 ms. Allocated memory is still 111.1 MB. Free memory was 76.4 MB in the beginning and 73.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.87 ms. Allocated memory is still 111.1 MB. Free memory was 73.5 MB in the beginning and 71.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3891.80 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 71.0 MB in the beginning and 71.1 MB in the end (delta: -175.0 kB). Peak memory consumption was 63.9 MB. Max. memory is 16.1 GB. * CodeCheck took 40431.20 ms. Allocated memory was 142.6 MB in the beginning and 524.3 MB in the end (delta: 381.7 MB). Free memory was 71.1 MB in the beginning and 463.4 MB in the end (delta: -392.3 MB). Peak memory consumption was 280.9 MB. Max. memory is 16.1 GB. * Witness Printer took 216.89 ms. Allocated memory is still 524.3 MB. Free memory was 462.4 MB in the beginning and 448.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...