./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d67b26c9d6dbfd265b32dfe97063f0b6065a61c5709b8120357b3eaad40bf46 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 20:26:05,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 20:26:05,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 20:26:05,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 20:26:05,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 20:26:05,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 20:26:05,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 20:26:05,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 20:26:05,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 20:26:05,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 20:26:05,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 20:26:05,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 20:26:05,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 20:26:05,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 20:26:05,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 20:26:05,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 20:26:05,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 20:26:05,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 20:26:05,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 20:26:05,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 20:26:05,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 20:26:05,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 20:26:05,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 20:26:05,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 20:26:05,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 20:26:05,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 20:26:05,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 20:26:05,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 20:26:05,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 20:26:05,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 20:26:05,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 20:26:05,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 20:26:05,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 20:26:05,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 20:26:05,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 20:26:05,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 20:26:05,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 20:26:05,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 20:26:05,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 20:26:05,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 20:26:05,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 20:26:05,435 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 20:26:05,465 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 20:26:05,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 20:26:05,466 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 20:26:05,466 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 20:26:05,467 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 20:26:05,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 20:26:05,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 20:26:05,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 20:26:05,468 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 20:26:05,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 20:26:05,469 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 20:26:05,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 20:26:05,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 20:26:05,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 20:26:05,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 20:26:05,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 20:26:05,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 20:26:05,471 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 20:26:05,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 20:26:05,471 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 20:26:05,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 20:26:05,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 20:26:05,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 20:26:05,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 20:26:05,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:26:05,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 20:26:05,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 20:26:05,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 20:26:05,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 20:26:05,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 20:26:05,473 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 20:26:05,473 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 20:26:05,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 20:26:05,474 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d67b26c9d6dbfd265b32dfe97063f0b6065a61c5709b8120357b3eaad40bf46 [2022-02-20 20:26:05,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 20:26:05,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 20:26:05,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 20:26:05,753 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 20:26:05,754 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 20:26:05,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:26:05,809 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f090d2704/4bb37b19eaba402e83241c92ab165b33/FLAG7cf09b13c [2022-02-20 20:26:06,233 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 20:26:06,234 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:26:06,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f090d2704/4bb37b19eaba402e83241c92ab165b33/FLAG7cf09b13c [2022-02-20 20:26:06,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f090d2704/4bb37b19eaba402e83241c92ab165b33 [2022-02-20 20:26:06,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 20:26:06,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 20:26:06,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 20:26:06,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 20:26:06,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 20:26:06,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:26:06" (1/1) ... [2022-02-20 20:26:06,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c03f15f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:06, skipping insertion in model container [2022-02-20 20:26:06,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:26:06" (1/1) ... [2022-02-20 20:26:06,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 20:26:06,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 20:26:06,795 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:26:06,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:26:06,944 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 20:26:06,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:26:07,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:26:07,053 INFO L208 MainTranslator]: Completed translation [2022-02-20 20:26:07,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07 WrapperNode [2022-02-20 20:26:07,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 20:26:07,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 20:26:07,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 20:26:07,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 20:26:07,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,115 INFO L137 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-02-20 20:26:07,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 20:26:07,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 20:26:07,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 20:26:07,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 20:26:07,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 20:26:07,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 20:26:07,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 20:26:07,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 20:26:07,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (1/1) ... [2022-02-20 20:26:07,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:26:07,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 20:26:07,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 20:26:07,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 20:26:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 20:26:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 20:26:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 20:26:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 20:26:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 20:26:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-20 20:26:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-20 20:26:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-20 20:26:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-20 20:26:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-20 20:26:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-20 20:26:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 20:26:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 20:26:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 20:26:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 20:26:07,236 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 20:26:07,406 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 20:26:07,407 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 20:26:07,642 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 20:26:07,648 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 20:26:07,650 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 20:26:07,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:26:07 BoogieIcfgContainer [2022-02-20 20:26:07,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 20:26:07,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 20:26:07,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 20:26:07,656 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 20:26:07,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 08:26:06" (1/3) ... [2022-02-20 20:26:07,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b5139d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:26:07, skipping insertion in model container [2022-02-20 20:26:07,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:26:07" (2/3) ... [2022-02-20 20:26:07,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b5139d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:26:07, skipping insertion in model container [2022-02-20 20:26:07,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:26:07" (3/3) ... [2022-02-20 20:26:07,659 INFO L111 eAbstractionObserver]: Analyzing ICFG safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:26:07,663 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 20:26:07,664 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 20:26:07,664 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 20:26:07,664 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 20:26:07,729 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,729 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,729 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,729 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,730 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,730 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,730 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,730 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,731 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,739 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,739 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,740 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,740 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,740 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,740 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,741 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,741 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,741 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,741 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,741 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,742 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,742 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,742 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,743 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,743 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,743 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,743 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,744 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,744 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,744 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,744 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,744 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,745 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,745 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,745 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,745 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,748 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,749 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,751 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,751 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,751 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,752 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,752 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,753 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,753 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,753 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:26:07,754 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 20:26:07,790 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 20:26:07,795 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 20:26:07,796 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 20:26:07,804 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 92 transitions, 199 flow [2022-02-20 20:26:07,861 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2022-02-20 20:26:07,862 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:26:07,865 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 46 event pairs, 0 based on Foata normal form. 0/86 useless extension candidates. Maximal degree in co-relation 68. Up to 2 conditions per place. [2022-02-20 20:26:07,865 INFO L82 GeneralOperation]: Start removeDead. Operand has 100 places, 92 transitions, 199 flow [2022-02-20 20:26:07,869 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 84 places, 75 transitions, 159 flow [2022-02-20 20:26:07,888 INFO L129 PetriNetUnfolder]: 1/74 cut-off events. [2022-02-20 20:26:07,889 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:26:07,889 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:26:07,890 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:26:07,890 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:26:07,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:26:07,894 INFO L85 PathProgramCache]: Analyzing trace with hash -669003802, now seen corresponding path program 1 times [2022-02-20 20:26:07,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:26:07,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924540553] [2022-02-20 20:26:07,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:26:07,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:26:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:26:08,448 INFO L290 TraceCheckUtils]: 0: Hoare triple {103#true} [172] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:26:08,449 INFO L290 TraceCheckUtils]: 1: Hoare triple {103#true} [152] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {103#true} is VALID [2022-02-20 20:26:08,449 INFO L290 TraceCheckUtils]: 2: Hoare triple {103#true} [182] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:26:08,449 INFO L290 TraceCheckUtils]: 3: Hoare triple {103#true} [184] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:26:08,449 INFO L290 TraceCheckUtils]: 4: Hoare triple {103#true} [183] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:26:08,450 INFO L290 TraceCheckUtils]: 5: Hoare triple {103#true} [122] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:26:08,451 INFO L290 TraceCheckUtils]: 6: Hoare triple {103#true} [113] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:26:08,451 INFO L290 TraceCheckUtils]: 7: Hoare triple {103#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:26:08,451 INFO L290 TraceCheckUtils]: 8: Hoare triple {103#true} [112] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {103#true} is VALID [2022-02-20 20:26:08,452 INFO L290 TraceCheckUtils]: 9: Hoare triple {103#true} [154] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {103#true} is VALID [2022-02-20 20:26:08,453 INFO L290 TraceCheckUtils]: 10: Hoare triple {103#true} [147] L713-->L715: Formula: (= v_~__unbuffered_p1_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0] {105#(= ~__unbuffered_p1_EAX~0 0)} is VALID [2022-02-20 20:26:08,456 INFO L290 TraceCheckUtils]: 11: Hoare triple {105#(= ~__unbuffered_p1_EAX~0 0)} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {105#(= ~__unbuffered_p1_EAX~0 0)} is VALID [2022-02-20 20:26:08,456 INFO L290 TraceCheckUtils]: 12: Hoare triple {105#(= ~__unbuffered_p1_EAX~0 0)} [162] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {105#(= ~__unbuffered_p1_EAX~0 0)} is VALID [2022-02-20 20:26:08,457 INFO L290 TraceCheckUtils]: 13: Hoare triple {105#(= ~__unbuffered_p1_EAX~0 0)} [134] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {105#(= ~__unbuffered_p1_EAX~0 0)} is VALID [2022-02-20 20:26:08,457 INFO L290 TraceCheckUtils]: 14: Hoare triple {105#(= ~__unbuffered_p1_EAX~0 0)} [104] L719-->L721: Formula: (= v_~x~0_3 0) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {105#(= ~__unbuffered_p1_EAX~0 0)} is VALID [2022-02-20 20:26:08,458 INFO L290 TraceCheckUtils]: 15: Hoare triple {105#(= ~__unbuffered_p1_EAX~0 0)} [128] L721-->L-1-3: Formula: (= v_~y~0_5 0) InVars {} OutVars{~y~0=v_~y~0_5} AuxVars[] AssignedVars[~y~0] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,459 INFO L290 TraceCheckUtils]: 16: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [186] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,460 INFO L290 TraceCheckUtils]: 17: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [159] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,461 INFO L290 TraceCheckUtils]: 18: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [129] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,461 INFO L290 TraceCheckUtils]: 19: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [156] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_1|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_1|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1785~0#1.offset, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t1784~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t1785~0#1.base, ULTIMATE.start_main_~#t1783~0#1.offset, ULTIMATE.start_main_#t~pre3#1, ULTIMATE.start_main_~#t1783~0#1.base, ULTIMATE.start_main_~#t1784~0#1.base] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,467 INFO L290 TraceCheckUtils]: 20: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [118] L778-->L778-1: Formula: (and (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1783~0#1.base_2| 1)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1783~0#1.base_2|) 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1783~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t1783~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t1783~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t1783~0#1.base_2| 4) |v_#length_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_2|, #valid=|v_#valid_4|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_2|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1783~0#1.offset, ULTIMATE.start_main_~#t1783~0#1.base] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,468 INFO L290 TraceCheckUtils]: 21: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [169] L778-1-->L779: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,470 INFO L290 TraceCheckUtils]: 22: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [110] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,472 INFO L290 TraceCheckUtils]: 23: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [106] L779-1-->L779-2: Formula: (= |v_#memory_int_3| (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1783~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1783~0#1.base_3|) |v_ULTIMATE.start_main_~#t1783~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|))) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_3|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_3|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,473 INFO L290 TraceCheckUtils]: 24: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [213] L779-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,473 INFO L290 TraceCheckUtils]: 25: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [121] L779-3-->L779-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,474 INFO L290 TraceCheckUtils]: 26: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [170] L779-4-->L780: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,476 INFO L290 TraceCheckUtils]: 27: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [103] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t1784~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t1784~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t1784~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t1784~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t1784~0#1.base_2| 4) |v_#length_5|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t1784~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_2|, #valid=|v_#valid_6|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1784~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t1784~0#1.base] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,476 INFO L290 TraceCheckUtils]: 28: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [107] L780-1-->L781: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,477 INFO L290 TraceCheckUtils]: 29: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [141] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,478 INFO L290 TraceCheckUtils]: 30: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [119] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1784~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1784~0#1.base_3|) |v_ULTIMATE.start_main_~#t1784~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_3|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_3|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,479 INFO L290 TraceCheckUtils]: 31: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [209] L781-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,480 INFO L290 TraceCheckUtils]: 32: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [123] L781-3-->L781-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,481 INFO L290 TraceCheckUtils]: 33: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [179] L781-4-->L782: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,481 INFO L290 TraceCheckUtils]: 34: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [178] L782-->L782-1: Formula: (and (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t1785~0#1.base_2| 1)) (= |v_ULTIMATE.start_main_~#t1785~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t1785~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t1785~0#1.base_2|) (= |v_#length_7| (store |v_#length_8| |v_ULTIMATE.start_main_~#t1785~0#1.base_2| 4)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t1785~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1785~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t1785~0#1.base] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,482 INFO L290 TraceCheckUtils]: 35: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [108] L782-1-->L783: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,483 INFO L290 TraceCheckUtils]: 36: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [114] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,484 INFO L290 TraceCheckUtils]: 37: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [173] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1785~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1785~0#1.base_3|) |v_ULTIMATE.start_main_~#t1785~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_3|, #memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_3|} OutVars{ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_3|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,484 INFO L290 TraceCheckUtils]: 38: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [211] L783-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,485 INFO L290 TraceCheckUtils]: 39: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [143] L783-3-->L783-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,486 INFO L290 TraceCheckUtils]: 40: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [155] L783-4-->L784: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,486 INFO L290 TraceCheckUtils]: 41: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [166] L784-->L786: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,487 INFO L290 TraceCheckUtils]: 42: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [126] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,488 INFO L290 TraceCheckUtils]: 43: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [174] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,488 INFO L290 TraceCheckUtils]: 44: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [187] L787-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,489 INFO L290 TraceCheckUtils]: 45: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [101] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,490 INFO L290 TraceCheckUtils]: 46: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [181] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,491 INFO L290 TraceCheckUtils]: 47: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [144] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:08,492 INFO L290 TraceCheckUtils]: 48: Hoare triple {106#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [188] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p1_EAX~0_3 1) (= 2 v_~y~0_6) (= v_~__unbuffered_p0_EAX~0_3 2))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~y~0=v_~y~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~y~0=v_~y~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {107#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:26:08,492 INFO L290 TraceCheckUtils]: 49: Hoare triple {107#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {107#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:26:08,496 INFO L290 TraceCheckUtils]: 50: Hoare triple {107#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [153] L793-->L793-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {108#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:26:08,497 INFO L290 TraceCheckUtils]: 51: Hoare triple {108#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [138] L793-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {108#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:26:08,498 INFO L290 TraceCheckUtils]: 52: Hoare triple {108#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {109#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:26:08,498 INFO L290 TraceCheckUtils]: 53: Hoare triple {109#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [175] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {104#false} is VALID [2022-02-20 20:26:08,499 INFO L290 TraceCheckUtils]: 54: Hoare triple {104#false} [157] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {104#false} is VALID [2022-02-20 20:26:08,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:26:08,502 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:26:08,502 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924540553] [2022-02-20 20:26:08,503 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924540553] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:26:08,503 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:26:08,504 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:26:08,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580857794] [2022-02-20 20:26:08,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:26:08,519 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2022-02-20 20:26:08,520 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:26:08,523 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:08,586 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:26:08,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:26:08,586 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:26:08,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:26:08,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:26:08,619 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 92 [2022-02-20 20:26:08,634 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 75 transitions, 159 flow. Second operand has 7 states, 7 states have (on average 71.85714285714286) internal successors, (503), 7 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:08,635 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:26:08,637 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 92 [2022-02-20 20:26:08,638 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:26:09,176 INFO L129 PetriNetUnfolder]: 312/782 cut-off events. [2022-02-20 20:26:09,176 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-02-20 20:26:09,181 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1343 conditions, 782 events. 312/782 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 4227 event pairs, 16 based on Foata normal form. 34/792 useless extension candidates. Maximal degree in co-relation 1305. Up to 154 conditions per place. [2022-02-20 20:26:09,187 INFO L132 encePairwiseOnDemand]: 80/92 looper letters, 24 selfloop transitions, 7 changer transitions 47/134 dead transitions. [2022-02-20 20:26:09,187 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 134 transitions, 439 flow [2022-02-20 20:26:09,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:26:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:26:09,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 994 transitions. [2022-02-20 20:26:09,221 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8311036789297659 [2022-02-20 20:26:09,222 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 994 transitions. [2022-02-20 20:26:09,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 994 transitions. [2022-02-20 20:26:09,223 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:26:09,225 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 994 transitions. [2022-02-20 20:26:09,232 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 76.46153846153847) internal successors, (994), 13 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:09,237 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:09,239 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:09,241 INFO L186 Difference]: Start difference. First operand has 84 places, 75 transitions, 159 flow. Second operand 13 states and 994 transitions. [2022-02-20 20:26:09,242 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 134 transitions, 439 flow [2022-02-20 20:26:09,245 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 134 transitions, 434 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-02-20 20:26:09,248 INFO L242 Difference]: Finished difference. Result has 105 places, 78 transitions, 244 flow [2022-02-20 20:26:09,249 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=244, PETRI_PLACES=105, PETRI_TRANSITIONS=78} [2022-02-20 20:26:09,252 INFO L334 CegarLoopForPetriNet]: 84 programPoint places, 21 predicate places. [2022-02-20 20:26:09,253 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 105 places, 78 transitions, 244 flow [2022-02-20 20:26:09,699 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9267 states, 9262 states have (on average 3.3760526884042323) internal successors, (31269), 9266 states have internal predecessors, (31269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:09,734 INFO L78 Accepts]: Start accepts. Automaton has has 9267 states, 9262 states have (on average 3.3760526884042323) internal successors, (31269), 9266 states have internal predecessors, (31269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2022-02-20 20:26:09,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:26:09,736 INFO L470 AbstractCegarLoop]: Abstraction has has 105 places, 78 transitions, 244 flow [2022-02-20 20:26:09,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 71.85714285714286) internal successors, (503), 7 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:09,736 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:26:09,736 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:26:09,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 20:26:09,737 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:26:09,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:26:09,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1483724411, now seen corresponding path program 1 times [2022-02-20 20:26:09,738 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:26:09,738 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330150496] [2022-02-20 20:26:09,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:26:09,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:26:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:26:09,940 INFO L290 TraceCheckUtils]: 0: Hoare triple {9407#true} [172] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9407#true} is VALID [2022-02-20 20:26:09,941 INFO L290 TraceCheckUtils]: 1: Hoare triple {9407#true} [152] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {9407#true} is VALID [2022-02-20 20:26:09,941 INFO L290 TraceCheckUtils]: 2: Hoare triple {9407#true} [182] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {9407#true} is VALID [2022-02-20 20:26:09,941 INFO L290 TraceCheckUtils]: 3: Hoare triple {9407#true} [184] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {9407#true} is VALID [2022-02-20 20:26:09,942 INFO L290 TraceCheckUtils]: 4: Hoare triple {9407#true} [183] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {9407#true} is VALID [2022-02-20 20:26:09,942 INFO L290 TraceCheckUtils]: 5: Hoare triple {9407#true} [122] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {9407#true} is VALID [2022-02-20 20:26:09,942 INFO L290 TraceCheckUtils]: 6: Hoare triple {9407#true} [113] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {9407#true} is VALID [2022-02-20 20:26:09,942 INFO L290 TraceCheckUtils]: 7: Hoare triple {9407#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {9407#true} is VALID [2022-02-20 20:26:09,943 INFO L290 TraceCheckUtils]: 8: Hoare triple {9407#true} [112] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {9407#true} is VALID [2022-02-20 20:26:09,943 INFO L290 TraceCheckUtils]: 9: Hoare triple {9407#true} [154] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {9407#true} is VALID [2022-02-20 20:26:09,943 INFO L290 TraceCheckUtils]: 10: Hoare triple {9407#true} [147] L713-->L715: Formula: (= v_~__unbuffered_p1_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0] {9407#true} is VALID [2022-02-20 20:26:09,943 INFO L290 TraceCheckUtils]: 11: Hoare triple {9407#true} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {9407#true} is VALID [2022-02-20 20:26:09,943 INFO L290 TraceCheckUtils]: 12: Hoare triple {9407#true} [162] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {9407#true} is VALID [2022-02-20 20:26:09,944 INFO L290 TraceCheckUtils]: 13: Hoare triple {9407#true} [134] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {9407#true} is VALID [2022-02-20 20:26:09,944 INFO L290 TraceCheckUtils]: 14: Hoare triple {9407#true} [104] L719-->L721: Formula: (= v_~x~0_3 0) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,945 INFO L290 TraceCheckUtils]: 15: Hoare triple {9409#(= ~x~0 0)} [128] L721-->L-1-3: Formula: (= v_~y~0_5 0) InVars {} OutVars{~y~0=v_~y~0_5} AuxVars[] AssignedVars[~y~0] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,945 INFO L290 TraceCheckUtils]: 16: Hoare triple {9409#(= ~x~0 0)} [186] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,946 INFO L290 TraceCheckUtils]: 17: Hoare triple {9409#(= ~x~0 0)} [159] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,946 INFO L290 TraceCheckUtils]: 18: Hoare triple {9409#(= ~x~0 0)} [129] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,946 INFO L290 TraceCheckUtils]: 19: Hoare triple {9409#(= ~x~0 0)} [156] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_1|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_1|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1785~0#1.offset, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t1784~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t1785~0#1.base, ULTIMATE.start_main_~#t1783~0#1.offset, ULTIMATE.start_main_#t~pre3#1, ULTIMATE.start_main_~#t1783~0#1.base, ULTIMATE.start_main_~#t1784~0#1.base] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,947 INFO L290 TraceCheckUtils]: 20: Hoare triple {9409#(= ~x~0 0)} [118] L778-->L778-1: Formula: (and (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1783~0#1.base_2| 1)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1783~0#1.base_2|) 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1783~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t1783~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t1783~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t1783~0#1.base_2| 4) |v_#length_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_2|, #valid=|v_#valid_4|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_2|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1783~0#1.offset, ULTIMATE.start_main_~#t1783~0#1.base] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,947 INFO L290 TraceCheckUtils]: 21: Hoare triple {9409#(= ~x~0 0)} [169] L778-1-->L779: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,948 INFO L290 TraceCheckUtils]: 22: Hoare triple {9409#(= ~x~0 0)} [110] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,951 INFO L290 TraceCheckUtils]: 23: Hoare triple {9409#(= ~x~0 0)} [106] L779-1-->L779-2: Formula: (= |v_#memory_int_3| (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1783~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1783~0#1.base_3|) |v_ULTIMATE.start_main_~#t1783~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|))) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_3|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_3|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,951 INFO L290 TraceCheckUtils]: 24: Hoare triple {9409#(= ~x~0 0)} [213] L779-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,952 INFO L290 TraceCheckUtils]: 25: Hoare triple {9409#(= ~x~0 0)} [121] L779-3-->L779-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,952 INFO L290 TraceCheckUtils]: 26: Hoare triple {9409#(= ~x~0 0)} [170] L779-4-->L780: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,953 INFO L290 TraceCheckUtils]: 27: Hoare triple {9409#(= ~x~0 0)} [103] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t1784~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t1784~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t1784~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t1784~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t1784~0#1.base_2| 4) |v_#length_5|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t1784~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_2|, #valid=|v_#valid_6|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1784~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t1784~0#1.base] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,953 INFO L290 TraceCheckUtils]: 28: Hoare triple {9409#(= ~x~0 0)} [107] L780-1-->L781: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,954 INFO L290 TraceCheckUtils]: 29: Hoare triple {9409#(= ~x~0 0)} [141] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,954 INFO L290 TraceCheckUtils]: 30: Hoare triple {9409#(= ~x~0 0)} [119] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1784~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1784~0#1.base_3|) |v_ULTIMATE.start_main_~#t1784~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_3|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_3|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,955 INFO L290 TraceCheckUtils]: 31: Hoare triple {9409#(= ~x~0 0)} [209] L781-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,956 INFO L290 TraceCheckUtils]: 32: Hoare triple {9409#(= ~x~0 0)} [196] P1ENTRY-->L739: Formula: (and (= v_P1Thread1of1ForFork0_~arg.offset_1 |v_P1Thread1of1ForFork0_#in~arg.offset_1|) (= v_P1Thread1of1ForFork0_~arg.base_1 |v_P1Thread1of1ForFork0_#in~arg.base_1|)) InVars {P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} OutVars{P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_1, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_1, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base] {9409#(= ~x~0 0)} is VALID [2022-02-20 20:26:09,957 INFO L290 TraceCheckUtils]: 33: Hoare triple {9409#(= ~x~0 0)} [197] L739-->L741: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~x~0_2) InVars {~x~0=v_~x~0_2} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~x~0=v_~x~0_2} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,957 INFO L290 TraceCheckUtils]: 34: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [123] L781-3-->L781-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,958 INFO L290 TraceCheckUtils]: 35: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [179] L781-4-->L782: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,958 INFO L290 TraceCheckUtils]: 36: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [178] L782-->L782-1: Formula: (and (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t1785~0#1.base_2| 1)) (= |v_ULTIMATE.start_main_~#t1785~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t1785~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t1785~0#1.base_2|) (= |v_#length_7| (store |v_#length_8| |v_ULTIMATE.start_main_~#t1785~0#1.base_2| 4)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t1785~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1785~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t1785~0#1.base] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,960 INFO L290 TraceCheckUtils]: 37: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [108] L782-1-->L783: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,960 INFO L290 TraceCheckUtils]: 38: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [114] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,961 INFO L290 TraceCheckUtils]: 39: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [173] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1785~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1785~0#1.base_3|) |v_ULTIMATE.start_main_~#t1785~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_3|, #memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_3|} OutVars{ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_3|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,962 INFO L290 TraceCheckUtils]: 40: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [211] L783-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,962 INFO L290 TraceCheckUtils]: 41: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [143] L783-3-->L783-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,963 INFO L290 TraceCheckUtils]: 42: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [155] L783-4-->L784: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,964 INFO L290 TraceCheckUtils]: 43: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [166] L784-->L786: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,964 INFO L290 TraceCheckUtils]: 44: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [126] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,965 INFO L290 TraceCheckUtils]: 45: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [174] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,965 INFO L290 TraceCheckUtils]: 46: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [187] L787-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,966 INFO L290 TraceCheckUtils]: 47: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [101] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,967 INFO L290 TraceCheckUtils]: 48: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [181] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,967 INFO L290 TraceCheckUtils]: 49: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [144] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:09,968 INFO L290 TraceCheckUtils]: 50: Hoare triple {9410#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [188] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p1_EAX~0_3 1) (= 2 v_~y~0_6) (= v_~__unbuffered_p0_EAX~0_3 2))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~y~0=v_~y~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~y~0=v_~y~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {9411#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:26:09,971 INFO L290 TraceCheckUtils]: 51: Hoare triple {9411#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9411#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:26:09,971 INFO L290 TraceCheckUtils]: 52: Hoare triple {9411#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [153] L793-->L793-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {9412#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:26:09,972 INFO L290 TraceCheckUtils]: 53: Hoare triple {9412#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [138] L793-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {9412#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:26:09,973 INFO L290 TraceCheckUtils]: 54: Hoare triple {9412#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {9413#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:26:09,973 INFO L290 TraceCheckUtils]: 55: Hoare triple {9413#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [175] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {9408#false} is VALID [2022-02-20 20:26:09,974 INFO L290 TraceCheckUtils]: 56: Hoare triple {9408#false} [157] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {9408#false} is VALID [2022-02-20 20:26:09,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:26:09,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:26:09,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330150496] [2022-02-20 20:26:09,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330150496] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:26:09,975 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:26:09,975 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:26:09,975 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595070310] [2022-02-20 20:26:09,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:26:09,977 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2022-02-20 20:26:09,977 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:26:09,977 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:10,021 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:26:10,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:26:10,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:26:10,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:26:10,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:26:10,024 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 92 [2022-02-20 20:26:10,031 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 78 transitions, 244 flow. Second operand has 7 states, 7 states have (on average 70.14285714285714) internal successors, (491), 7 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:10,032 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:26:10,032 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 92 [2022-02-20 20:26:10,032 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:26:13,498 INFO L129 PetriNetUnfolder]: 464/1244 cut-off events. [2022-02-20 20:26:13,499 INFO L130 PetriNetUnfolder]: For 2442/2735 co-relation queries the response was YES. [2022-02-20 20:26:13,504 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3692 conditions, 1244 events. 464/1244 cut-off events. For 2442/2735 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 8138 event pairs, 3 based on Foata normal form. 35/1252 useless extension candidates. Maximal degree in co-relation 3640. Up to 229 conditions per place. [2022-02-20 20:26:13,509 INFO L132 encePairwiseOnDemand]: 80/92 looper letters, 43 selfloop transitions, 18 changer transitions 83/198 dead transitions. [2022-02-20 20:26:13,510 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 198 transitions, 1372 flow [2022-02-20 20:26:13,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 20:26:13,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-02-20 20:26:13,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1274 transitions. [2022-02-20 20:26:13,525 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8145780051150895 [2022-02-20 20:26:13,525 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1274 transitions. [2022-02-20 20:26:13,525 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1274 transitions. [2022-02-20 20:26:13,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:26:13,526 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1274 transitions. [2022-02-20 20:26:13,530 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 74.94117647058823) internal successors, (1274), 17 states have internal predecessors, (1274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:13,532 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 92.0) internal successors, (1656), 18 states have internal predecessors, (1656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:13,532 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 92.0) internal successors, (1656), 18 states have internal predecessors, (1656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:13,533 INFO L186 Difference]: Start difference. First operand has 105 places, 78 transitions, 244 flow. Second operand 17 states and 1274 transitions. [2022-02-20 20:26:13,533 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 198 transitions, 1372 flow [2022-02-20 20:26:21,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 198 transitions, 1327 flow, removed 20 selfloop flow, removed 4 redundant places. [2022-02-20 20:26:21,487 INFO L242 Difference]: Finished difference. Result has 124 places, 91 transitions, 492 flow [2022-02-20 20:26:21,488 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=236, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=492, PETRI_PLACES=124, PETRI_TRANSITIONS=91} [2022-02-20 20:26:21,488 INFO L334 CegarLoopForPetriNet]: 84 programPoint places, 40 predicate places. [2022-02-20 20:26:21,489 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 124 places, 91 transitions, 492 flow [2022-02-20 20:26:21,921 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9661 states, 9656 states have (on average 3.3804888152444077) internal successors, (32642), 9660 states have internal predecessors, (32642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:21,950 INFO L78 Accepts]: Start accepts. Automaton has has 9661 states, 9656 states have (on average 3.3804888152444077) internal successors, (32642), 9660 states have internal predecessors, (32642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2022-02-20 20:26:21,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:26:21,951 INFO L470 AbstractCegarLoop]: Abstraction has has 124 places, 91 transitions, 492 flow [2022-02-20 20:26:21,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 70.14285714285714) internal successors, (491), 7 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:21,952 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:26:21,952 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:26:21,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 20:26:21,952 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:26:21,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:26:21,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1618004206, now seen corresponding path program 1 times [2022-02-20 20:26:21,953 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:26:21,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143042970] [2022-02-20 20:26:21,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:26:21,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:26:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:26:22,163 INFO L290 TraceCheckUtils]: 0: Hoare triple {19117#true} [172] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19117#true} is VALID [2022-02-20 20:26:22,163 INFO L290 TraceCheckUtils]: 1: Hoare triple {19117#true} [152] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {19117#true} is VALID [2022-02-20 20:26:22,164 INFO L290 TraceCheckUtils]: 2: Hoare triple {19117#true} [182] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {19117#true} is VALID [2022-02-20 20:26:22,164 INFO L290 TraceCheckUtils]: 3: Hoare triple {19117#true} [184] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {19117#true} is VALID [2022-02-20 20:26:22,164 INFO L290 TraceCheckUtils]: 4: Hoare triple {19117#true} [183] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {19117#true} is VALID [2022-02-20 20:26:22,165 INFO L290 TraceCheckUtils]: 5: Hoare triple {19117#true} [122] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {19117#true} is VALID [2022-02-20 20:26:22,165 INFO L290 TraceCheckUtils]: 6: Hoare triple {19117#true} [113] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {19117#true} is VALID [2022-02-20 20:26:22,166 INFO L290 TraceCheckUtils]: 7: Hoare triple {19117#true} [137] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {19117#true} is VALID [2022-02-20 20:26:22,166 INFO L290 TraceCheckUtils]: 8: Hoare triple {19117#true} [112] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {19117#true} is VALID [2022-02-20 20:26:22,167 INFO L290 TraceCheckUtils]: 9: Hoare triple {19117#true} [154] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {19117#true} is VALID [2022-02-20 20:26:22,179 INFO L290 TraceCheckUtils]: 10: Hoare triple {19117#true} [147] L713-->L715: Formula: (= v_~__unbuffered_p1_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0] {19117#true} is VALID [2022-02-20 20:26:22,180 INFO L290 TraceCheckUtils]: 11: Hoare triple {19117#true} [116] L715-->L716: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {19117#true} is VALID [2022-02-20 20:26:22,180 INFO L290 TraceCheckUtils]: 12: Hoare triple {19117#true} [162] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {19117#true} is VALID [2022-02-20 20:26:22,180 INFO L290 TraceCheckUtils]: 13: Hoare triple {19117#true} [134] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {19117#true} is VALID [2022-02-20 20:26:22,183 INFO L290 TraceCheckUtils]: 14: Hoare triple {19117#true} [104] L719-->L721: Formula: (= v_~x~0_3 0) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {19117#true} is VALID [2022-02-20 20:26:22,184 INFO L290 TraceCheckUtils]: 15: Hoare triple {19117#true} [128] L721-->L-1-3: Formula: (= v_~y~0_5 0) InVars {} OutVars{~y~0=v_~y~0_5} AuxVars[] AssignedVars[~y~0] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,184 INFO L290 TraceCheckUtils]: 16: Hoare triple {19119#(= ~y~0 0)} [186] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,185 INFO L290 TraceCheckUtils]: 17: Hoare triple {19119#(= ~y~0 0)} [159] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,185 INFO L290 TraceCheckUtils]: 18: Hoare triple {19119#(= ~y~0 0)} [129] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,186 INFO L290 TraceCheckUtils]: 19: Hoare triple {19119#(= ~y~0 0)} [156] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_1|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_1|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1785~0#1.offset, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t1784~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t1785~0#1.base, ULTIMATE.start_main_~#t1783~0#1.offset, ULTIMATE.start_main_#t~pre3#1, ULTIMATE.start_main_~#t1783~0#1.base, ULTIMATE.start_main_~#t1784~0#1.base] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,186 INFO L290 TraceCheckUtils]: 20: Hoare triple {19119#(= ~y~0 0)} [118] L778-->L778-1: Formula: (and (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t1783~0#1.base_2| 1)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1783~0#1.base_2|) 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1783~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t1783~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t1783~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t1783~0#1.base_2| 4) |v_#length_3|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_2|, #valid=|v_#valid_4|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_2|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1783~0#1.offset, ULTIMATE.start_main_~#t1783~0#1.base] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,187 INFO L290 TraceCheckUtils]: 21: Hoare triple {19119#(= ~y~0 0)} [169] L778-1-->L779: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,187 INFO L290 TraceCheckUtils]: 22: Hoare triple {19119#(= ~y~0 0)} [110] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,187 INFO L290 TraceCheckUtils]: 23: Hoare triple {19119#(= ~y~0 0)} [106] L779-1-->L779-2: Formula: (= |v_#memory_int_3| (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1783~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t1783~0#1.base_3|) |v_ULTIMATE.start_main_~#t1783~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|))) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_3|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|, ULTIMATE.start_main_~#t1783~0#1.offset=|v_ULTIMATE.start_main_~#t1783~0#1.offset_3|, ULTIMATE.start_main_~#t1783~0#1.base=|v_ULTIMATE.start_main_~#t1783~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,188 INFO L290 TraceCheckUtils]: 24: Hoare triple {19119#(= ~y~0 0)} [213] L779-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,188 INFO L290 TraceCheckUtils]: 25: Hoare triple {19119#(= ~y~0 0)} [190] P0ENTRY-->L724: Formula: (and (= v_P0Thread1of1ForFork2_~arg.base_1 |v_P0Thread1of1ForFork2_#in~arg.base_1|) (= v_P0Thread1of1ForFork2_~arg.offset_1 |v_P0Thread1of1ForFork2_#in~arg.offset_1|)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|} OutVars{P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_1, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_1} AuxVars[] AssignedVars[P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_~arg.base] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,189 INFO L290 TraceCheckUtils]: 26: Hoare triple {19119#(= ~y~0 0)} [121] L779-3-->L779-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,189 INFO L290 TraceCheckUtils]: 27: Hoare triple {19119#(= ~y~0 0)} [170] L779-4-->L780: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,190 INFO L290 TraceCheckUtils]: 28: Hoare triple {19119#(= ~y~0 0)} [103] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t1784~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t1784~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t1784~0#1.offset_2| 0) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t1784~0#1.base_2|) 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t1784~0#1.base_2| 4) |v_#length_5|) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t1784~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_2|, #valid=|v_#valid_6|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1784~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t1784~0#1.base] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,190 INFO L290 TraceCheckUtils]: 29: Hoare triple {19119#(= ~y~0 0)} [107] L780-1-->L781: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,191 INFO L290 TraceCheckUtils]: 30: Hoare triple {19119#(= ~y~0 0)} [141] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,191 INFO L290 TraceCheckUtils]: 31: Hoare triple {19119#(= ~y~0 0)} [119] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1784~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1784~0#1.base_3|) |v_ULTIMATE.start_main_~#t1784~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_3|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t1784~0#1.offset=|v_ULTIMATE.start_main_~#t1784~0#1.offset_3|, ULTIMATE.start_main_~#t1784~0#1.base=|v_ULTIMATE.start_main_~#t1784~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,192 INFO L290 TraceCheckUtils]: 32: Hoare triple {19119#(= ~y~0 0)} [209] L781-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,192 INFO L290 TraceCheckUtils]: 33: Hoare triple {19119#(= ~y~0 0)} [196] P1ENTRY-->L739: Formula: (and (= v_P1Thread1of1ForFork0_~arg.offset_1 |v_P1Thread1of1ForFork0_#in~arg.offset_1|) (= v_P1Thread1of1ForFork0_~arg.base_1 |v_P1Thread1of1ForFork0_#in~arg.base_1|)) InVars {P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} OutVars{P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_1, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_1, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,192 INFO L290 TraceCheckUtils]: 34: Hoare triple {19119#(= ~y~0 0)} [197] L739-->L741: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~x~0_2) InVars {~x~0=v_~x~0_2} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~x~0=v_~x~0_2} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0] {19119#(= ~y~0 0)} is VALID [2022-02-20 20:26:22,193 INFO L290 TraceCheckUtils]: 35: Hoare triple {19119#(= ~y~0 0)} [191] L724-->L726: Formula: (= v_~__unbuffered_p0_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~y~0=v_~y~0_1, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,193 INFO L290 TraceCheckUtils]: 36: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [123] L781-3-->L781-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,194 INFO L290 TraceCheckUtils]: 37: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [179] L781-4-->L782: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,195 INFO L290 TraceCheckUtils]: 38: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [178] L782-->L782-1: Formula: (and (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t1785~0#1.base_2| 1)) (= |v_ULTIMATE.start_main_~#t1785~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t1785~0#1.base_2| 0)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t1785~0#1.base_2|) (= |v_#length_7| (store |v_#length_8| |v_ULTIMATE.start_main_~#t1785~0#1.base_2| 4)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t1785~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1785~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t1785~0#1.base] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,195 INFO L290 TraceCheckUtils]: 39: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [108] L782-1-->L783: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,196 INFO L290 TraceCheckUtils]: 40: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [114] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,196 INFO L290 TraceCheckUtils]: 41: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [173] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1785~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1785~0#1.base_3|) |v_ULTIMATE.start_main_~#t1785~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_3|, #memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_3|} OutVars{ULTIMATE.start_main_~#t1785~0#1.offset=|v_ULTIMATE.start_main_~#t1785~0#1.offset_3|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t1785~0#1.base=|v_ULTIMATE.start_main_~#t1785~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,197 INFO L290 TraceCheckUtils]: 42: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [211] L783-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,197 INFO L290 TraceCheckUtils]: 43: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [143] L783-3-->L783-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,198 INFO L290 TraceCheckUtils]: 44: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [155] L783-4-->L784: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,198 INFO L290 TraceCheckUtils]: 45: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [166] L784-->L786: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,202 INFO L290 TraceCheckUtils]: 46: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [126] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,202 INFO L290 TraceCheckUtils]: 47: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [174] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,203 INFO L290 TraceCheckUtils]: 48: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [187] L787-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,204 INFO L290 TraceCheckUtils]: 49: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [101] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,204 INFO L290 TraceCheckUtils]: 50: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [181] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,205 INFO L290 TraceCheckUtils]: 51: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [144] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} is VALID [2022-02-20 20:26:22,208 INFO L290 TraceCheckUtils]: 52: Hoare triple {19120#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 2)) (not (= ~__unbuffered_p1_EAX~0 1)))} [188] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p1_EAX~0_3 1) (= 2 v_~y~0_6) (= v_~__unbuffered_p0_EAX~0_3 2))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~y~0=v_~y~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_3, ~y~0=v_~y~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {19121#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:26:22,208 INFO L290 TraceCheckUtils]: 53: Hoare triple {19121#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [120] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19121#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:26:22,209 INFO L290 TraceCheckUtils]: 54: Hoare triple {19121#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [153] L793-->L793-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {19122#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:26:22,209 INFO L290 TraceCheckUtils]: 55: Hoare triple {19122#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [138] L793-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {19122#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:26:22,210 INFO L290 TraceCheckUtils]: 56: Hoare triple {19122#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {19123#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:26:22,210 INFO L290 TraceCheckUtils]: 57: Hoare triple {19123#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [175] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {19118#false} is VALID [2022-02-20 20:26:22,211 INFO L290 TraceCheckUtils]: 58: Hoare triple {19118#false} [157] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {19118#false} is VALID [2022-02-20 20:26:22,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:26:22,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:26:22,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143042970] [2022-02-20 20:26:22,213 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143042970] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:26:22,213 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:26:22,213 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:26:22,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199900994] [2022-02-20 20:26:22,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:26:22,215 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2022-02-20 20:26:22,216 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:26:22,217 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:22,262 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:26:22,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:26:22,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:26:22,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:26:22,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:26:22,265 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 92 [2022-02-20 20:26:22,266 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 91 transitions, 492 flow. Second operand has 7 states, 7 states have (on average 72.14285714285714) internal successors, (505), 7 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:22,266 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:26:22,266 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 92 [2022-02-20 20:26:22,266 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:26:32,343 INFO L129 PetriNetUnfolder]: 177/677 cut-off events. [2022-02-20 20:26:32,343 INFO L130 PetriNetUnfolder]: For 4288/5343 co-relation queries the response was YES. [2022-02-20 20:26:32,347 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2737 conditions, 677 events. 177/677 cut-off events. For 4288/5343 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 4175 event pairs, 12 based on Foata normal form. 24/684 useless extension candidates. Maximal degree in co-relation 2670. Up to 107 conditions per place. [2022-02-20 20:26:32,351 INFO L132 encePairwiseOnDemand]: 82/92 looper letters, 39 selfloop transitions, 30 changer transitions 33/159 dead transitions. [2022-02-20 20:26:32,351 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 159 transitions, 1462 flow [2022-02-20 20:26:32,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:26:32,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:26:32,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 973 transitions. [2022-02-20 20:26:32,361 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8135451505016722 [2022-02-20 20:26:32,361 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 973 transitions. [2022-02-20 20:26:32,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 973 transitions. [2022-02-20 20:26:32,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:26:32,362 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 973 transitions. [2022-02-20 20:26:32,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 74.84615384615384) internal successors, (973), 13 states have internal predecessors, (973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:32,365 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:32,366 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:26:32,366 INFO L186 Difference]: Start difference. First operand has 124 places, 91 transitions, 492 flow. Second operand 13 states and 973 transitions. [2022-02-20 20:26:32,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 159 transitions, 1462 flow