./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro --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 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:47:15,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:47:15,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:47:15,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:47:15,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:47:15,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:47:15,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:47:15,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:47:15,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:47:15,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:47:15,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:47:15,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:47:15,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:47:15,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:47:15,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:47:15,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:47:15,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:47:15,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:47:15,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:47:15,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:47:15,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:47:15,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:47:15,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:47:15,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:47:15,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:47:15,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:47:15,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:47:15,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:47:15,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:47:15,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:47:15,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:47:15,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:47:15,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:47:15,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:47:15,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:47:15,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:47:15,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:47:15,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:47:15,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:47:15,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:47:15,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:47:15,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 20:47:15,478 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:47:15,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:47:15,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:47:15,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:47:15,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:47:15,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:47:15,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:47:15,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:47:15,486 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:47:15,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:47:15,488 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:47:15,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:47:15,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:47:15,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:47:15,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:47:15,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:47:15,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:47:15,489 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:47:15,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:47:15,490 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:47:15,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:47:15,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:47:15,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:47:15,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:47:15,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:47:15,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:47:15,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:47:15,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:47:15,493 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:47:15,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:47:15,494 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:47:15,494 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:47:15,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:47:15,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db [2022-11-18 20:47:15,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:47:15,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:47:15,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:47:15,792 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:47:15,792 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:47:15,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/pthread-wmm/mix043.opt.i [2022-11-18 20:47:15,879 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/data/ca4861081/b639364e933a45b38b52b82aefc148e6/FLAG513c58cdc [2022-11-18 20:47:16,406 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:47:16,419 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/sv-benchmarks/c/pthread-wmm/mix043.opt.i [2022-11-18 20:47:16,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/data/ca4861081/b639364e933a45b38b52b82aefc148e6/FLAG513c58cdc [2022-11-18 20:47:16,723 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/data/ca4861081/b639364e933a45b38b52b82aefc148e6 [2022-11-18 20:47:16,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:47:16,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:47:16,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:47:16,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:47:16,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:47:16,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:47:16" (1/1) ... [2022-11-18 20:47:16,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e42f9f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:16, skipping insertion in model container [2022-11-18 20:47:16,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:47:16" (1/1) ... [2022-11-18 20:47:16,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:47:16,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:47:17,006 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2022-11-18 20:47:17,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:47:17,285 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:47:17,299 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2022-11-18 20:47:17,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:47:17,385 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:47:17,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17 WrapperNode [2022-11-18 20:47:17,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:47:17,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:47:17,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:47:17,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:47:17,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,466 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 167 [2022-11-18 20:47:17,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:47:17,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:47:17,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:47:17,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:47:17,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,523 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:47:17,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:47:17,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:47:17,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:47:17,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (1/1) ... [2022-11-18 20:47:17,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:47:17,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:47:17,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:47:17,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:47:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:47:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 20:47:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:47:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:47:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:47:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-18 20:47:17,607 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-18 20:47:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-18 20:47:17,608 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-18 20:47:17,609 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-18 20:47:17,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-18 20:47:17,609 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-18 20:47:17,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-18 20:47:17,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:47:17,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 20:47:17,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:47:17,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:47:17,611 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 20:47:17,786 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:47:17,788 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:47:18,125 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:47:18,360 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:47:18,361 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 20:47:18,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:47:18 BoogieIcfgContainer [2022-11-18 20:47:18,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:47:18,366 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:47:18,366 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:47:18,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:47:18,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:47:16" (1/3) ... [2022-11-18 20:47:18,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db33bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:47:18, skipping insertion in model container [2022-11-18 20:47:18,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:17" (2/3) ... [2022-11-18 20:47:18,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db33bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:47:18, skipping insertion in model container [2022-11-18 20:47:18,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:47:18" (3/3) ... [2022-11-18 20:47:18,375 INFO L112 eAbstractionObserver]: Analyzing ICFG mix043.opt.i [2022-11-18 20:47:18,384 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 20:47:18,395 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:47:18,396 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-18 20:47:18,396 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 20:47:18,481 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-18 20:47:18,519 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 149 places, 138 transitions, 296 flow [2022-11-18 20:47:18,581 INFO L130 PetriNetUnfolder]: 2/134 cut-off events. [2022-11-18 20:47:18,581 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 20:47:18,587 INFO L83 FinitePrefix]: Finished finitePrefix Result has 147 conditions, 134 events. 2/134 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 70 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 91. Up to 2 conditions per place. [2022-11-18 20:47:18,587 INFO L82 GeneralOperation]: Start removeDead. Operand has 149 places, 138 transitions, 296 flow [2022-11-18 20:47:18,592 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 145 places, 134 transitions, 280 flow [2022-11-18 20:47:18,602 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:47:18,609 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@76b84fca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:47:18,609 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-18 20:47:18,634 INFO L130 PetriNetUnfolder]: 0/91 cut-off events. [2022-11-18 20:47:18,634 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 20:47:18,635 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:18,635 INFO L209 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:47:18,636 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:18,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:18,641 INFO L85 PathProgramCache]: Analyzing trace with hash 948672695, now seen corresponding path program 1 times [2022-11-18 20:47:18,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:18,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591432337] [2022-11-18 20:47:18,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:18,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:19,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:19,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:19,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591432337] [2022-11-18 20:47:19,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591432337] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:19,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:19,490 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:47:19,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467699343] [2022-11-18 20:47:19,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:19,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:47:19,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:19,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:47:19,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:47:19,538 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 138 [2022-11-18 20:47:19,542 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 134 transitions, 280 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2022-11-18 20:47:19,542 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:19,542 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 138 [2022-11-18 20:47:19,543 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:19,742 INFO L130 PetriNetUnfolder]: 17/216 cut-off events. [2022-11-18 20:47:19,743 INFO L131 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-11-18 20:47:19,746 INFO L83 FinitePrefix]: Finished finitePrefix Result has 272 conditions, 216 events. 17/216 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 504 event pairs, 3 based on Foata normal form. 9/218 useless extension candidates. Maximal degree in co-relation 213. Up to 27 conditions per place. [2022-11-18 20:47:19,749 INFO L137 encePairwiseOnDemand]: 133/138 looper letters, 11 selfloop transitions, 2 changer transitions 0/133 dead transitions. [2022-11-18 20:47:19,749 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 133 transitions, 304 flow [2022-11-18 20:47:19,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:47:19,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:47:19,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 390 transitions. [2022-11-18 20:47:19,771 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9420289855072463 [2022-11-18 20:47:19,772 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 390 transitions. [2022-11-18 20:47:19,772 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 390 transitions. [2022-11-18 20:47:19,777 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:19,779 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 390 transitions. [2022-11-18 20:47:19,785 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 130.0) internal successors, (390), 3 states have internal predecessors, (390), 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) [2022-11-18 20:47:19,796 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 138.0) internal successors, (552), 4 states have internal predecessors, (552), 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) [2022-11-18 20:47:19,797 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 138.0) internal successors, (552), 4 states have internal predecessors, (552), 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) [2022-11-18 20:47:19,799 INFO L175 Difference]: Start difference. First operand has 145 places, 134 transitions, 280 flow. Second operand 3 states and 390 transitions. [2022-11-18 20:47:19,800 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 133 transitions, 304 flow [2022-11-18 20:47:19,809 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 133 transitions, 300 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:47:19,814 INFO L231 Difference]: Finished difference. Result has 141 places, 130 transitions, 272 flow [2022-11-18 20:47:19,816 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=272, PETRI_PLACES=141, PETRI_TRANSITIONS=130} [2022-11-18 20:47:19,822 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, -4 predicate places. [2022-11-18 20:47:19,823 INFO L495 AbstractCegarLoop]: Abstraction has has 141 places, 130 transitions, 272 flow [2022-11-18 20:47:19,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2022-11-18 20:47:19,824 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:19,824 INFO L209 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, 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] [2022-11-18 20:47:19,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:47:19,825 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:19,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:19,827 INFO L85 PathProgramCache]: Analyzing trace with hash -2128679390, now seen corresponding path program 1 times [2022-11-18 20:47:19,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:19,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498418099] [2022-11-18 20:47:19,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:19,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:20,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:20,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:20,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498418099] [2022-11-18 20:47:20,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498418099] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:20,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:20,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:47:20,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855912342] [2022-11-18 20:47:20,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:20,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:47:20,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:20,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:47:20,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:47:20,715 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 138 [2022-11-18 20:47:20,716 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 130 transitions, 272 flow. Second operand has 7 states, 7 states have (on average 106.14285714285714) internal successors, (743), 7 states have internal predecessors, (743), 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) [2022-11-18 20:47:20,717 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:20,717 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 138 [2022-11-18 20:47:20,717 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:21,781 INFO L130 PetriNetUnfolder]: 1470/3453 cut-off events. [2022-11-18 20:47:21,781 INFO L131 PetriNetUnfolder]: For 85/85 co-relation queries the response was YES. [2022-11-18 20:47:21,796 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5715 conditions, 3453 events. 1470/3453 cut-off events. For 85/85 co-relation queries the response was YES. Maximal size of possible extension queue 199. Compared 26340 event pairs, 274 based on Foata normal form. 0/3372 useless extension candidates. Maximal degree in co-relation 5647. Up to 959 conditions per place. [2022-11-18 20:47:21,810 INFO L137 encePairwiseOnDemand]: 132/138 looper letters, 33 selfloop transitions, 2 changer transitions 59/180 dead transitions. [2022-11-18 20:47:21,810 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 180 transitions, 540 flow [2022-11-18 20:47:21,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 20:47:21,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 20:47:21,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1010 transitions. [2022-11-18 20:47:21,815 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8132045088566827 [2022-11-18 20:47:21,815 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1010 transitions. [2022-11-18 20:47:21,815 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1010 transitions. [2022-11-18 20:47:21,816 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:21,816 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1010 transitions. [2022-11-18 20:47:21,819 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 112.22222222222223) internal successors, (1010), 9 states have internal predecessors, (1010), 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) [2022-11-18 20:47:21,822 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 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) [2022-11-18 20:47:21,823 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 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) [2022-11-18 20:47:21,823 INFO L175 Difference]: Start difference. First operand has 141 places, 130 transitions, 272 flow. Second operand 9 states and 1010 transitions. [2022-11-18 20:47:21,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 180 transitions, 540 flow [2022-11-18 20:47:21,828 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 180 transitions, 530 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:47:21,830 INFO L231 Difference]: Finished difference. Result has 154 places, 116 transitions, 260 flow [2022-11-18 20:47:21,831 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=260, PETRI_PLACES=154, PETRI_TRANSITIONS=116} [2022-11-18 20:47:21,832 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 9 predicate places. [2022-11-18 20:47:21,833 INFO L495 AbstractCegarLoop]: Abstraction has has 154 places, 116 transitions, 260 flow [2022-11-18 20:47:21,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 106.14285714285714) internal successors, (743), 7 states have internal predecessors, (743), 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) [2022-11-18 20:47:21,833 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:21,834 INFO L209 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, 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] [2022-11-18 20:47:21,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:47:21,834 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:21,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:21,837 INFO L85 PathProgramCache]: Analyzing trace with hash 930358085, now seen corresponding path program 1 times [2022-11-18 20:47:21,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:21,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641593234] [2022-11-18 20:47:21,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:21,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:23,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:23,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:23,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641593234] [2022-11-18 20:47:23,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641593234] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:23,410 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:23,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-18 20:47:23,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282313521] [2022-11-18 20:47:23,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:23,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-18 20:47:23,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:23,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-18 20:47:23,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-18 20:47:23,417 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 138 [2022-11-18 20:47:23,419 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 116 transitions, 260 flow. Second operand has 11 states, 11 states have (on average 106.0909090909091) internal successors, (1167), 11 states have internal predecessors, (1167), 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) [2022-11-18 20:47:23,419 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:23,419 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 138 [2022-11-18 20:47:23,419 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:24,456 INFO L130 PetriNetUnfolder]: 1155/2107 cut-off events. [2022-11-18 20:47:24,457 INFO L131 PetriNetUnfolder]: For 464/464 co-relation queries the response was YES. [2022-11-18 20:47:24,463 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4360 conditions, 2107 events. 1155/2107 cut-off events. For 464/464 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 12307 event pairs, 150 based on Foata normal form. 43/2081 useless extension candidates. Maximal degree in co-relation 4286. Up to 935 conditions per place. [2022-11-18 20:47:24,472 INFO L137 encePairwiseOnDemand]: 121/138 looper letters, 38 selfloop transitions, 16 changer transitions 59/200 dead transitions. [2022-11-18 20:47:24,472 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 200 transitions, 690 flow [2022-11-18 20:47:24,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-18 20:47:24,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-11-18 20:47:24,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1884 transitions. [2022-11-18 20:47:24,477 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.80306905370844 [2022-11-18 20:47:24,477 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1884 transitions. [2022-11-18 20:47:24,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1884 transitions. [2022-11-18 20:47:24,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:24,478 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1884 transitions. [2022-11-18 20:47:24,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 110.82352941176471) internal successors, (1884), 17 states have internal predecessors, (1884), 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) [2022-11-18 20:47:24,488 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 138.0) internal successors, (2484), 18 states have internal predecessors, (2484), 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) [2022-11-18 20:47:24,489 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 138.0) internal successors, (2484), 18 states have internal predecessors, (2484), 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) [2022-11-18 20:47:24,489 INFO L175 Difference]: Start difference. First operand has 154 places, 116 transitions, 260 flow. Second operand 17 states and 1884 transitions. [2022-11-18 20:47:24,489 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 200 transitions, 690 flow [2022-11-18 20:47:24,505 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 200 transitions, 646 flow, removed 18 selfloop flow, removed 8 redundant places. [2022-11-18 20:47:24,508 INFO L231 Difference]: Finished difference. Result has 154 places, 127 transitions, 383 flow [2022-11-18 20:47:24,509 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=244, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=383, PETRI_PLACES=154, PETRI_TRANSITIONS=127} [2022-11-18 20:47:24,509 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 9 predicate places. [2022-11-18 20:47:24,509 INFO L495 AbstractCegarLoop]: Abstraction has has 154 places, 127 transitions, 383 flow [2022-11-18 20:47:24,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 106.0909090909091) internal successors, (1167), 11 states have internal predecessors, (1167), 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) [2022-11-18 20:47:24,510 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:24,510 INFO L209 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, 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] [2022-11-18 20:47:24,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:47:24,511 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:24,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:24,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1917157217, now seen corresponding path program 2 times [2022-11-18 20:47:24,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:24,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048534719] [2022-11-18 20:47:24,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:24,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:25,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:25,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048534719] [2022-11-18 20:47:25,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048534719] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:25,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:25,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-18 20:47:25,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270208844] [2022-11-18 20:47:25,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:25,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-18 20:47:25,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:25,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-18 20:47:25,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-11-18 20:47:25,907 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 138 [2022-11-18 20:47:25,909 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 127 transitions, 383 flow. Second operand has 12 states, 12 states have (on average 105.0) internal successors, (1260), 12 states have internal predecessors, (1260), 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) [2022-11-18 20:47:25,909 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:25,909 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 138 [2022-11-18 20:47:25,909 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:27,282 INFO L130 PetriNetUnfolder]: 1162/2215 cut-off events. [2022-11-18 20:47:27,283 INFO L131 PetriNetUnfolder]: For 8515/8630 co-relation queries the response was YES. [2022-11-18 20:47:27,294 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9320 conditions, 2215 events. 1162/2215 cut-off events. For 8515/8630 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 13417 event pairs, 122 based on Foata normal form. 51/2204 useless extension candidates. Maximal degree in co-relation 9236. Up to 1053 conditions per place. [2022-11-18 20:47:27,309 INFO L137 encePairwiseOnDemand]: 121/138 looper letters, 43 selfloop transitions, 31 changer transitions 59/219 dead transitions. [2022-11-18 20:47:27,310 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 219 transitions, 1407 flow [2022-11-18 20:47:27,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:47:27,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:47:27,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 1980 transitions. [2022-11-18 20:47:27,315 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2022-11-18 20:47:27,316 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 1980 transitions. [2022-11-18 20:47:27,316 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 1980 transitions. [2022-11-18 20:47:27,321 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:27,321 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 1980 transitions. [2022-11-18 20:47:27,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 110.0) internal successors, (1980), 18 states have internal predecessors, (1980), 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) [2022-11-18 20:47:27,329 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 138.0) internal successors, (2622), 19 states have internal predecessors, (2622), 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) [2022-11-18 20:47:27,330 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 138.0) internal successors, (2622), 19 states have internal predecessors, (2622), 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) [2022-11-18 20:47:27,331 INFO L175 Difference]: Start difference. First operand has 154 places, 127 transitions, 383 flow. Second operand 18 states and 1980 transitions. [2022-11-18 20:47:27,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 219 transitions, 1407 flow [2022-11-18 20:47:27,345 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 219 transitions, 1379 flow, removed 12 selfloop flow, removed 5 redundant places. [2022-11-18 20:47:27,348 INFO L231 Difference]: Finished difference. Result has 169 places, 141 transitions, 644 flow [2022-11-18 20:47:27,353 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=373, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=644, PETRI_PLACES=169, PETRI_TRANSITIONS=141} [2022-11-18 20:47:27,354 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 24 predicate places. [2022-11-18 20:47:27,355 INFO L495 AbstractCegarLoop]: Abstraction has has 169 places, 141 transitions, 644 flow [2022-11-18 20:47:27,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 105.0) internal successors, (1260), 12 states have internal predecessors, (1260), 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) [2022-11-18 20:47:27,355 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:27,356 INFO L209 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, 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] [2022-11-18 20:47:27,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 20:47:27,356 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:27,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:27,357 INFO L85 PathProgramCache]: Analyzing trace with hash 4772866, now seen corresponding path program 1 times [2022-11-18 20:47:27,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:27,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501568323] [2022-11-18 20:47:27,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:27,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:27,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:27,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:27,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501568323] [2022-11-18 20:47:27,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501568323] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:27,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:27,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:47:27,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516752639] [2022-11-18 20:47:27,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:27,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:47:27,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:27,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:47:27,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:47:27,650 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 138 [2022-11-18 20:47:27,651 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 141 transitions, 644 flow. Second operand has 6 states, 6 states have (on average 115.5) internal successors, (693), 6 states have internal predecessors, (693), 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) [2022-11-18 20:47:27,651 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:27,651 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 138 [2022-11-18 20:47:27,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:29,403 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][226], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 68#L795true, 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 64#L3true]) [2022-11-18 20:47:29,404 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-18 20:47:29,404 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:29,404 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:29,405 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:29,506 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][226], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), 137#L3-1true, Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 68#L795true, 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 20:47:29,507 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,507 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,507 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,507 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,508 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][226], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 120#L798true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 64#L3true]) [2022-11-18 20:47:29,509 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,509 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,509 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,509 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,512 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][178], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), 33#L2-1true, Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 68#L795true, 270#true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 20:47:29,513 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,513 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,513 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,513 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,514 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][233], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 137#L3-1true, Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), 275#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 68#L795true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 20:47:29,514 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,514 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,515 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,515 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:29,599 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][226], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), 137#L3-1true, Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 120#L798true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 20:47:29,599 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,599 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,599 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,599 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,602 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][178], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), 33#L2-1true, Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 270#true, 120#L798true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 20:47:29,602 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,602 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,602 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,603 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,603 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][233], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 137#L3-1true, Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), 275#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 120#L798true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 20:47:29,604 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,604 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,604 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,604 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:29,761 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([252] L866-->L882: Formula: (let ((.cse11 (= (mod v_~z$r_buff1_thd0~0_60 256) 0)) (.cse5 (= (mod v_~z$r_buff0_thd0~0_62 256) 0))) (let ((.cse8 (not .cse5)) (.cse9 (and (= (mod v_~z$w_buff1_used~0_99 256) 0) .cse5)) (.cse12 (= (mod v_~z$w_buff0_used~0_112 256) 0)) (.cse7 (and .cse11 .cse5))) (let ((.cse2 (or .cse9 .cse12 .cse7)) (.cse3 (and (not .cse12) .cse8))) (let ((.cse0 (ite .cse2 v_~z~0_66 (ite .cse3 v_~z$w_buff0~0_55 v_~z$w_buff1~0_40))) (.cse1 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse4 (= (mod v_~z$w_buff1_used~0_98 256) 0)) (.cse6 (= (mod v_~z$w_buff0_used~0_111 256) 0))) (and (= (ite (= (ite (not (and (= 0 v_~__unbuffered_p3_EBX~0_10) (= v_~__unbuffered_p0_EAX~0_10 0) (= v_~__unbuffered_p3_EAX~0_10 1) (= v_~__unbuffered_p1_EAX~0_10 0) (= .cse0 2))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_10) (= (ite .cse1 v_~z$w_buff0_used~0_112 (ite .cse2 v_~z$w_buff0_used~0_112 (ite .cse3 0 v_~z$w_buff0_used~0_112))) v_~z$w_buff0_used~0_111) (= v_~z$flush_delayed~0_27 0) (= (ite .cse1 v_~z$mem_tmp~0_14 .cse0) v_~z~0_65) (= v_~weak$$choice2~0_30 |v_ULTIMATE.start_main_#t~nondet12#1_17|) (= v_~z$w_buff0~0_55 v_~z$w_buff0~0_54) (= v_~z$w_buff1~0_40 v_~z$w_buff1~0_39) (= (ite .cse1 v_~z$r_buff0_thd0~0_62 (ite (or (and .cse4 .cse5) .cse6 .cse7) v_~z$r_buff0_thd0~0_62 (ite (and (not .cse6) .cse8) 0 v_~z$r_buff0_thd0~0_62))) v_~z$r_buff0_thd0~0_61) (= v_~weak$$choice0~0_5 |v_ULTIMATE.start_main_#t~nondet11#1_13|) (= (ite .cse1 v_~z$w_buff1_used~0_99 (ite (or .cse9 .cse6 .cse7) v_~z$w_buff1_used~0_99 0)) v_~z$w_buff1_used~0_98) (= (ite .cse1 v_~z$r_buff1_thd0~0_60 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd0~0_61 256) 0))) (or (and .cse10 .cse4) (and .cse10 .cse11) .cse6)) v_~z$r_buff1_thd0~0_60 0)) v_~z$r_buff1_thd0~0_59) (= v_~z$mem_tmp~0_14 v_~z~0_66)))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_112, ~z$w_buff0~0=v_~z$w_buff0~0_55, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_99, ~z$w_buff1~0=v_~z$w_buff1~0_40, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_17|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_10, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_62, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_13|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_10, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_60, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_10, ~z~0=v_~z~0_66} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_111, ~z$w_buff0~0=v_~z$w_buff0~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_98, ~z$w_buff1~0=v_~z$w_buff1~0_39, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_10, ~z$flush_delayed~0=v_~z$flush_delayed~0_27, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~weak$$choice0~0=v_~weak$$choice0~0_5, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_10, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_61, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_10, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_59, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_10, ~z~0=v_~z~0_65, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$w_buff1_used~0, ~z$w_buff1~0, ~main$tmp_guard1~0, ~z$flush_delayed~0, ULTIMATE.start_main_#t~nondet12#1, ~weak$$choice0~0, ~z$r_buff0_thd0~0, ULTIMATE.start_main_#t~nondet11#1, ~z$r_buff1_thd0~0, ~z~0, ~weak$$choice2~0][240], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 68#L795true, 270#true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 43#L882true, Black: 158#(= ~__unbuffered_p3_EAX~0 0), 129#L824true]) [2022-11-18 20:47:29,761 INFO L383 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2022-11-18 20:47:29,762 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-18 20:47:29,762 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-18 20:47:29,762 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-18 20:47:29,762 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][178], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 68#L795true, 270#true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 12#L866true]) [2022-11-18 20:47:29,763 INFO L383 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2022-11-18 20:47:29,763 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-18 20:47:29,763 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-18 20:47:29,763 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-18 20:47:29,816 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([252] L866-->L882: Formula: (let ((.cse11 (= (mod v_~z$r_buff1_thd0~0_60 256) 0)) (.cse5 (= (mod v_~z$r_buff0_thd0~0_62 256) 0))) (let ((.cse8 (not .cse5)) (.cse9 (and (= (mod v_~z$w_buff1_used~0_99 256) 0) .cse5)) (.cse12 (= (mod v_~z$w_buff0_used~0_112 256) 0)) (.cse7 (and .cse11 .cse5))) (let ((.cse2 (or .cse9 .cse12 .cse7)) (.cse3 (and (not .cse12) .cse8))) (let ((.cse0 (ite .cse2 v_~z~0_66 (ite .cse3 v_~z$w_buff0~0_55 v_~z$w_buff1~0_40))) (.cse1 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse4 (= (mod v_~z$w_buff1_used~0_98 256) 0)) (.cse6 (= (mod v_~z$w_buff0_used~0_111 256) 0))) (and (= (ite (= (ite (not (and (= 0 v_~__unbuffered_p3_EBX~0_10) (= v_~__unbuffered_p0_EAX~0_10 0) (= v_~__unbuffered_p3_EAX~0_10 1) (= v_~__unbuffered_p1_EAX~0_10 0) (= .cse0 2))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_10) (= (ite .cse1 v_~z$w_buff0_used~0_112 (ite .cse2 v_~z$w_buff0_used~0_112 (ite .cse3 0 v_~z$w_buff0_used~0_112))) v_~z$w_buff0_used~0_111) (= v_~z$flush_delayed~0_27 0) (= (ite .cse1 v_~z$mem_tmp~0_14 .cse0) v_~z~0_65) (= v_~weak$$choice2~0_30 |v_ULTIMATE.start_main_#t~nondet12#1_17|) (= v_~z$w_buff0~0_55 v_~z$w_buff0~0_54) (= v_~z$w_buff1~0_40 v_~z$w_buff1~0_39) (= (ite .cse1 v_~z$r_buff0_thd0~0_62 (ite (or (and .cse4 .cse5) .cse6 .cse7) v_~z$r_buff0_thd0~0_62 (ite (and (not .cse6) .cse8) 0 v_~z$r_buff0_thd0~0_62))) v_~z$r_buff0_thd0~0_61) (= v_~weak$$choice0~0_5 |v_ULTIMATE.start_main_#t~nondet11#1_13|) (= (ite .cse1 v_~z$w_buff1_used~0_99 (ite (or .cse9 .cse6 .cse7) v_~z$w_buff1_used~0_99 0)) v_~z$w_buff1_used~0_98) (= (ite .cse1 v_~z$r_buff1_thd0~0_60 (ite (let ((.cse10 (= (mod v_~z$r_buff0_thd0~0_61 256) 0))) (or (and .cse10 .cse4) (and .cse10 .cse11) .cse6)) v_~z$r_buff1_thd0~0_60 0)) v_~z$r_buff1_thd0~0_59) (= v_~z$mem_tmp~0_14 v_~z~0_66)))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_112, ~z$w_buff0~0=v_~z$w_buff0~0_55, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_99, ~z$w_buff1~0=v_~z$w_buff1~0_40, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_17|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_10, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_62, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_13|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_10, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_60, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_10, ~z~0=v_~z~0_66} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_14, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_111, ~z$w_buff0~0=v_~z$w_buff0~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_98, ~z$w_buff1~0=v_~z$w_buff1~0_39, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_10, ~z$flush_delayed~0=v_~z$flush_delayed~0_27, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_10, ~weak$$choice0~0=v_~weak$$choice0~0_5, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_10, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_61, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_10, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_59, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_10, ~z~0=v_~z~0_65, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$w_buff1_used~0, ~z$w_buff1~0, ~main$tmp_guard1~0, ~z$flush_delayed~0, ULTIMATE.start_main_#t~nondet12#1, ~weak$$choice0~0, ~z$r_buff0_thd0~0, ULTIMATE.start_main_#t~nondet11#1, ~z$r_buff1_thd0~0, ~z~0, ~weak$$choice2~0][240], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 270#true, 120#L798true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 43#L882true, Black: 158#(= ~__unbuffered_p3_EAX~0 0), 129#L824true]) [2022-11-18 20:47:29,817 INFO L383 tUnfolder$Statistics]: this new event has 98 ancestors and is cut-off event [2022-11-18 20:47:29,817 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-18 20:47:29,817 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-18 20:47:29,817 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-18 20:47:29,818 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][178], [Black: 248#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 240#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 250#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 242#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 244#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 56#L773true, 50#L763true, Black: 254#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), Black: 246#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 252#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 256#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~z$r_buff1_thd0~0 0)), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 270#true, 120#L798true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 12#L866true]) [2022-11-18 20:47:29,818 INFO L383 tUnfolder$Statistics]: this new event has 98 ancestors and is cut-off event [2022-11-18 20:47:29,818 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-18 20:47:29,818 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-18 20:47:29,818 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-18 20:47:30,011 INFO L130 PetriNetUnfolder]: 5330/9291 cut-off events. [2022-11-18 20:47:30,012 INFO L131 PetriNetUnfolder]: For 68057/76930 co-relation queries the response was YES. [2022-11-18 20:47:30,083 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36764 conditions, 9291 events. 5330/9291 cut-off events. For 68057/76930 co-relation queries the response was YES. Maximal size of possible extension queue 681. Compared 73360 event pairs, 532 based on Foata normal form. 446/8947 useless extension candidates. Maximal degree in co-relation 36676. Up to 2975 conditions per place. [2022-11-18 20:47:30,155 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 86 selfloop transitions, 18 changer transitions 38/251 dead transitions. [2022-11-18 20:47:30,156 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 251 transitions, 1707 flow [2022-11-18 20:47:30,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 20:47:30,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-11-18 20:47:30,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1214 transitions. [2022-11-18 20:47:30,160 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8797101449275362 [2022-11-18 20:47:30,160 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1214 transitions. [2022-11-18 20:47:30,160 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1214 transitions. [2022-11-18 20:47:30,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:30,161 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1214 transitions. [2022-11-18 20:47:30,163 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 121.4) internal successors, (1214), 10 states have internal predecessors, (1214), 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) [2022-11-18 20:47:30,166 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 138.0) internal successors, (1518), 11 states have internal predecessors, (1518), 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) [2022-11-18 20:47:30,167 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 138.0) internal successors, (1518), 11 states have internal predecessors, (1518), 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) [2022-11-18 20:47:30,167 INFO L175 Difference]: Start difference. First operand has 169 places, 141 transitions, 644 flow. Second operand 10 states and 1214 transitions. [2022-11-18 20:47:30,167 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 251 transitions, 1707 flow [2022-11-18 20:47:30,308 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 251 transitions, 1526 flow, removed 89 selfloop flow, removed 11 redundant places. [2022-11-18 20:47:30,311 INFO L231 Difference]: Finished difference. Result has 164 places, 157 transitions, 693 flow [2022-11-18 20:47:30,311 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=561, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=693, PETRI_PLACES=164, PETRI_TRANSITIONS=157} [2022-11-18 20:47:30,312 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 19 predicate places. [2022-11-18 20:47:30,312 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 157 transitions, 693 flow [2022-11-18 20:47:30,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 115.5) internal successors, (693), 6 states have internal predecessors, (693), 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) [2022-11-18 20:47:30,313 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:30,313 INFO L209 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, 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] [2022-11-18 20:47:30,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 20:47:30,313 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:30,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:30,314 INFO L85 PathProgramCache]: Analyzing trace with hash 88827678, now seen corresponding path program 1 times [2022-11-18 20:47:30,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:30,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801709640] [2022-11-18 20:47:30,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:30,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:30,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:30,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:30,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801709640] [2022-11-18 20:47:30,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801709640] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:30,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:30,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:47:30,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3913409] [2022-11-18 20:47:30,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:30,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:47:30,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:30,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:47:30,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:47:30,720 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 138 [2022-11-18 20:47:30,721 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 157 transitions, 693 flow. Second operand has 7 states, 7 states have (on average 115.28571428571429) internal successors, (807), 7 states have internal predecessors, (807), 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) [2022-11-18 20:47:30,722 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:30,722 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 138 [2022-11-18 20:47:30,722 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:32,448 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][210], [Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 50#L763true, 56#L773true, P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 68#L795true, Black: 277#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 281#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 270#true, Black: 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 77#L2true, Black: 158#(= ~__unbuffered_p3_EAX~0 0), 307#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:32,448 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:47:32,448 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:47:32,448 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:47:32,449 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:47:32,559 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][237], [Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 50#L763true, 56#L773true, P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 68#L795true, 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 277#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 270#true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 64#L3true]) [2022-11-18 20:47:32,559 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-18 20:47:32,559 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:32,559 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:32,559 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:32,561 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][259], [Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 50#L763true, 56#L773true, P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 277#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 281#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 120#L798true, Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 270#true, Black: 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 77#L2true, Black: 158#(= ~__unbuffered_p3_EAX~0 0), 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:32,561 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-18 20:47:32,561 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:32,561 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:32,561 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:32,657 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][237], [Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), 137#L3-1true, Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 50#L763true, 56#L773true, P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 68#L795true, 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 277#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 270#true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 20:47:32,657 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:47:32,661 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:32,661 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:32,661 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:32,663 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][279], [Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 50#L763true, 56#L773true, P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, 315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 277#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 120#L798true, Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 270#true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 64#L3true]) [2022-11-18 20:47:32,663 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:47:32,663 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:32,663 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:32,663 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:32,741 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][279], [Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), 137#L3-1true, Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 50#L763true, 56#L773true, P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), 96#L831true, 315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 277#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 120#L798true, Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 270#true, 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-18 20:47:32,742 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-18 20:47:32,742 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:32,742 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:32,742 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:33,059 INFO L130 PetriNetUnfolder]: 4801/8653 cut-off events. [2022-11-18 20:47:33,059 INFO L131 PetriNetUnfolder]: For 41665/47094 co-relation queries the response was YES. [2022-11-18 20:47:33,134 INFO L83 FinitePrefix]: Finished finitePrefix Result has 37004 conditions, 8653 events. 4801/8653 cut-off events. For 41665/47094 co-relation queries the response was YES. Maximal size of possible extension queue 657. Compared 69948 event pairs, 345 based on Foata normal form. 695/8749 useless extension candidates. Maximal degree in co-relation 36918. Up to 2152 conditions per place. [2022-11-18 20:47:33,164 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 104 selfloop transitions, 30 changer transitions 61/304 dead transitions. [2022-11-18 20:47:33,164 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 304 transitions, 2233 flow [2022-11-18 20:47:33,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 20:47:33,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-18 20:47:33,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1579 transitions. [2022-11-18 20:47:33,169 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8801560758082497 [2022-11-18 20:47:33,169 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1579 transitions. [2022-11-18 20:47:33,169 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1579 transitions. [2022-11-18 20:47:33,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:33,170 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1579 transitions. [2022-11-18 20:47:33,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 121.46153846153847) internal successors, (1579), 13 states have internal predecessors, (1579), 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) [2022-11-18 20:47:33,179 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 138.0) internal successors, (1932), 14 states have internal predecessors, (1932), 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) [2022-11-18 20:47:33,180 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 138.0) internal successors, (1932), 14 states have internal predecessors, (1932), 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) [2022-11-18 20:47:33,180 INFO L175 Difference]: Start difference. First operand has 164 places, 157 transitions, 693 flow. Second operand 13 states and 1579 transitions. [2022-11-18 20:47:33,180 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 304 transitions, 2233 flow [2022-11-18 20:47:33,236 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 304 transitions, 2199 flow, removed 16 selfloop flow, removed 1 redundant places. [2022-11-18 20:47:33,241 INFO L231 Difference]: Finished difference. Result has 182 places, 171 transitions, 920 flow [2022-11-18 20:47:33,241 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=679, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=157, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=133, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=920, PETRI_PLACES=182, PETRI_TRANSITIONS=171} [2022-11-18 20:47:33,244 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 37 predicate places. [2022-11-18 20:47:33,245 INFO L495 AbstractCegarLoop]: Abstraction has has 182 places, 171 transitions, 920 flow [2022-11-18 20:47:33,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 115.28571428571429) internal successors, (807), 7 states have internal predecessors, (807), 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) [2022-11-18 20:47:33,245 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:33,245 INFO L209 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, 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] [2022-11-18 20:47:33,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 20:47:33,246 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:33,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:33,247 INFO L85 PathProgramCache]: Analyzing trace with hash 87319772, now seen corresponding path program 1 times [2022-11-18 20:47:33,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:33,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025352991] [2022-11-18 20:47:33,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:33,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:33,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:33,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:33,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025352991] [2022-11-18 20:47:33,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025352991] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:33,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:33,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 20:47:33,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375693396] [2022-11-18 20:47:33,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:33,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 20:47:33,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:33,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 20:47:33,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-18 20:47:33,781 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 138 [2022-11-18 20:47:33,782 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 171 transitions, 920 flow. Second operand has 8 states, 8 states have (on average 104.625) internal successors, (837), 8 states have internal predecessors, (837), 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) [2022-11-18 20:47:33,782 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:33,782 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 138 [2022-11-18 20:47:33,783 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:35,252 INFO L130 PetriNetUnfolder]: 1808/5911 cut-off events. [2022-11-18 20:47:35,253 INFO L131 PetriNetUnfolder]: For 23532/28172 co-relation queries the response was YES. [2022-11-18 20:47:35,290 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23248 conditions, 5911 events. 1808/5911 cut-off events. For 23532/28172 co-relation queries the response was YES. Maximal size of possible extension queue 444. Compared 63226 event pairs, 275 based on Foata normal form. 77/5690 useless extension candidates. Maximal degree in co-relation 23142. Up to 1375 conditions per place. [2022-11-18 20:47:35,329 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 131 selfloop transitions, 20 changer transitions 4/269 dead transitions. [2022-11-18 20:47:35,329 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 269 transitions, 2090 flow [2022-11-18 20:47:35,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 20:47:35,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 20:47:35,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1002 transitions. [2022-11-18 20:47:35,332 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8067632850241546 [2022-11-18 20:47:35,333 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1002 transitions. [2022-11-18 20:47:35,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1002 transitions. [2022-11-18 20:47:35,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:35,334 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1002 transitions. [2022-11-18 20:47:35,336 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 111.33333333333333) internal successors, (1002), 9 states have internal predecessors, (1002), 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) [2022-11-18 20:47:35,338 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 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) [2022-11-18 20:47:35,339 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 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) [2022-11-18 20:47:35,339 INFO L175 Difference]: Start difference. First operand has 182 places, 171 transitions, 920 flow. Second operand 9 states and 1002 transitions. [2022-11-18 20:47:35,339 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 190 places, 269 transitions, 2090 flow [2022-11-18 20:47:35,555 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 269 transitions, 2013 flow, removed 30 selfloop flow, removed 4 redundant places. [2022-11-18 20:47:35,559 INFO L231 Difference]: Finished difference. Result has 193 places, 186 transitions, 1060 flow [2022-11-18 20:47:35,559 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=843, PETRI_DIFFERENCE_MINUEND_PLACES=178, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1060, PETRI_PLACES=193, PETRI_TRANSITIONS=186} [2022-11-18 20:47:35,560 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 48 predicate places. [2022-11-18 20:47:35,560 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 186 transitions, 1060 flow [2022-11-18 20:47:35,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 104.625) internal successors, (837), 8 states have internal predecessors, (837), 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) [2022-11-18 20:47:35,560 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:35,561 INFO L209 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, 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] [2022-11-18 20:47:35,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 20:47:35,561 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:35,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:35,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1242664928, now seen corresponding path program 2 times [2022-11-18 20:47:35,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:35,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790156072] [2022-11-18 20:47:35,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:35,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:35,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:35,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790156072] [2022-11-18 20:47:35,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790156072] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:35,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:35,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 20:47:35,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813128840] [2022-11-18 20:47:35,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:35,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 20:47:35,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:35,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 20:47:35,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-18 20:47:35,886 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 138 [2022-11-18 20:47:35,887 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 186 transitions, 1060 flow. Second operand has 8 states, 8 states have (on average 115.125) internal successors, (921), 8 states have internal predecessors, (921), 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) [2022-11-18 20:47:35,888 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:35,888 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 138 [2022-11-18 20:47:35,888 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:38,411 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([381] L758-->L763: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][250], [Black: 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 307#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 293#true, Black: 236#(and (= ~z$r_buff0_thd0~0 0) (= ~z~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 50#L763true, P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), P0Thread1of1ForFork3InUse, Black: 193#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), 181#true, P2Thread1of1ForFork2InUse, Black: 186#(and (= ~z$w_buff0~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0~0 0) (= ~z$w_buff0_used~0 0)), Black: 337#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EBX~0 1) (<= (div ~main$tmp_guard1~0 256) 0) (= ~b~0 1)), 315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 187#(and (= ~z$w_buff1_used~0 0) (= 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~main$tmp_guard0~0)), Black: 303#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:38,411 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-18 20:47:38,411 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:38,411 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:38,411 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:38,564 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([381] L758-->L763: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][250], [Black: 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 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[2022-11-18 20:47:38,565 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:38,565 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:38,566 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([381] L758-->L763: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][287], [Black: 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 307#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 311#(and (<= 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(<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 326#(= ~b~0 1), 120#L798true, Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 115#L778true, Black: 158#(= ~__unbuffered_p3_EAX~0 0), 64#L3true, 129#L824true, Black: 297#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 303#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:38,566 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:47:38,566 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:38,566 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:38,566 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:38,683 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([381] L758-->L763: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} 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~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), 137#L3-1true, Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 50#L763true, 275#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 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~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~z$w_buff1~0 2)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~z$r_buff1_thd0~0 (* (div ~z$r_buff1_thd0~0 256) 256)) (not (= ~__unbuffered_p0_EAX~0 0)) (= ~z$w_buff1_used~0 (* 256 (div ~z$w_buff1_used~0 256)))) (or (and (not (= ~z$w_buff1_used~0 (* 256 (div ~z$w_buff1_used~0 256)))) (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= ~z$r_buff1_thd0~0 (* (div ~z$r_buff1_thd0~0 256) 256)))) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 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~z$w_buff1~0 2)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~z$r_buff1_thd0~0 (* (div ~z$r_buff1_thd0~0 256) 256)) (not (= ~__unbuffered_p0_EAX~0 0)) (= ~z$w_buff1_used~0 (* 256 (div ~z$w_buff1_used~0 256)))) (or (and (not (= ~z$w_buff1_used~0 (* 256 (div ~z$w_buff1_used~0 256)))) (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= ~z$r_buff1_thd0~0 (* (div ~z$r_buff1_thd0~0 256) 256)))) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))))) (= ~b~0 1)), Black: 277#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 326#(= ~b~0 1), Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 120#L798true, Black: 279#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 270#true, Black: 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 115#L778true, Black: 158#(= ~__unbuffered_p3_EAX~0 0), 129#L824true, Black: 297#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 303#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:38,683 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-18 20:47:38,683 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:38,683 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:38,684 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:38,856 INFO L130 PetriNetUnfolder]: 6735/13995 cut-off events. [2022-11-18 20:47:38,856 INFO L131 PetriNetUnfolder]: For 75449/83875 co-relation queries the response was YES. [2022-11-18 20:47:38,974 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61106 conditions, 13995 events. 6735/13995 cut-off events. For 75449/83875 co-relation queries the response was YES. Maximal size of possible extension queue 1163. Compared 140053 event pairs, 243 based on Foata normal form. 1326/14539 useless extension candidates. Maximal degree in co-relation 61004. Up to 2778 conditions per place. [2022-11-18 20:47:39,026 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 153 selfloop transitions, 46 changer transitions 30/344 dead transitions. [2022-11-18 20:47:39,026 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 208 places, 344 transitions, 3068 flow [2022-11-18 20:47:39,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-18 20:47:39,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-11-18 20:47:39,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1943 transitions. [2022-11-18 20:47:39,032 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8799818840579711 [2022-11-18 20:47:39,033 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1943 transitions. [2022-11-18 20:47:39,033 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1943 transitions. [2022-11-18 20:47:39,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:39,034 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1943 transitions. [2022-11-18 20:47:39,039 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 121.4375) internal successors, (1943), 16 states have internal predecessors, (1943), 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) [2022-11-18 20:47:39,044 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 138.0) internal successors, (2346), 17 states have internal predecessors, (2346), 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) [2022-11-18 20:47:39,045 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 138.0) internal successors, (2346), 17 states have internal predecessors, (2346), 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) [2022-11-18 20:47:39,045 INFO L175 Difference]: Start difference. First operand has 193 places, 186 transitions, 1060 flow. Second operand 16 states and 1943 transitions. [2022-11-18 20:47:39,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 208 places, 344 transitions, 3068 flow [2022-11-18 20:47:39,598 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 204 places, 344 transitions, 2939 flow, removed 15 selfloop flow, removed 4 redundant places. [2022-11-18 20:47:39,603 INFO L231 Difference]: Finished difference. Result has 208 places, 201 transitions, 1365 flow [2022-11-18 20:47:39,604 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=979, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1365, PETRI_PLACES=208, PETRI_TRANSITIONS=201} [2022-11-18 20:47:39,607 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 63 predicate places. [2022-11-18 20:47:39,608 INFO L495 AbstractCegarLoop]: Abstraction has has 208 places, 201 transitions, 1365 flow [2022-11-18 20:47:39,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 115.125) internal successors, (921), 8 states have internal predecessors, (921), 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) [2022-11-18 20:47:39,608 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:39,609 INFO L209 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, 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] [2022-11-18 20:47:39,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 20:47:39,609 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:39,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:39,610 INFO L85 PathProgramCache]: Analyzing trace with hash 2029482172, now seen corresponding path program 1 times [2022-11-18 20:47:39,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:39,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22731062] [2022-11-18 20:47:39,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:39,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:40,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:40,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:40,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22731062] [2022-11-18 20:47:40,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22731062] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:40,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:40,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 20:47:40,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621515785] [2022-11-18 20:47:40,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:40,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 20:47:40,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:40,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 20:47:40,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-18 20:47:40,301 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 138 [2022-11-18 20:47:40,302 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 208 places, 201 transitions, 1365 flow. Second operand has 8 states, 8 states have (on average 104.75) internal successors, (838), 8 states have internal predecessors, (838), 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) [2022-11-18 20:47:40,302 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:40,303 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 138 [2022-11-18 20:47:40,303 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:41,859 INFO L130 PetriNetUnfolder]: 2038/8064 cut-off events. [2022-11-18 20:47:41,859 INFO L131 PetriNetUnfolder]: For 40460/46190 co-relation queries the response was YES. [2022-11-18 20:47:41,928 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31154 conditions, 8064 events. 2038/8064 cut-off events. For 40460/46190 co-relation queries the response was YES. Maximal size of possible extension queue 919. Compared 102845 event pairs, 65 based on Foata normal form. 50/7609 useless extension candidates. Maximal degree in co-relation 31037. Up to 2048 conditions per place. [2022-11-18 20:47:41,961 INFO L137 encePairwiseOnDemand]: 128/138 looper letters, 99 selfloop transitions, 19 changer transitions 44/299 dead transitions. [2022-11-18 20:47:41,961 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 299 transitions, 2570 flow [2022-11-18 20:47:41,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 20:47:41,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 20:47:41,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1005 transitions. [2022-11-18 20:47:41,964 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8091787439613527 [2022-11-18 20:47:41,964 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1005 transitions. [2022-11-18 20:47:41,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1005 transitions. [2022-11-18 20:47:41,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:41,965 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1005 transitions. [2022-11-18 20:47:41,967 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 111.66666666666667) internal successors, (1005), 9 states have internal predecessors, (1005), 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) [2022-11-18 20:47:41,970 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 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) [2022-11-18 20:47:41,970 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 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) [2022-11-18 20:47:41,971 INFO L175 Difference]: Start difference. First operand has 208 places, 201 transitions, 1365 flow. Second operand 9 states and 1005 transitions. [2022-11-18 20:47:41,971 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 299 transitions, 2570 flow [2022-11-18 20:47:43,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 299 transitions, 2228 flow, removed 133 selfloop flow, removed 14 redundant places. [2022-11-18 20:47:43,397 INFO L231 Difference]: Finished difference. Result has 204 places, 205 transitions, 1143 flow [2022-11-18 20:47:43,397 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=1039, PETRI_DIFFERENCE_MINUEND_PLACES=191, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=201, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=186, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1143, PETRI_PLACES=204, PETRI_TRANSITIONS=205} [2022-11-18 20:47:43,398 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 59 predicate places. [2022-11-18 20:47:43,398 INFO L495 AbstractCegarLoop]: Abstraction has has 204 places, 205 transitions, 1143 flow [2022-11-18 20:47:43,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 104.75) internal successors, (838), 8 states have internal predecessors, (838), 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) [2022-11-18 20:47:43,404 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:43,405 INFO L209 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, 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] [2022-11-18 20:47:43,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 20:47:43,405 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:43,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:43,406 INFO L85 PathProgramCache]: Analyzing trace with hash 189774074, now seen corresponding path program 2 times [2022-11-18 20:47:43,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:43,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898422042] [2022-11-18 20:47:43,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:43,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:43,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:43,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:43,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898422042] [2022-11-18 20:47:43,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898422042] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:43,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:43,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-18 20:47:43,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324451609] [2022-11-18 20:47:43,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:43,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-18 20:47:43,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:43,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-18 20:47:43,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-18 20:47:43,729 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 138 [2022-11-18 20:47:43,731 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 204 places, 205 transitions, 1143 flow. Second operand has 9 states, 9 states have (on average 115.0) internal successors, (1035), 9 states have internal predecessors, (1035), 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) [2022-11-18 20:47:43,731 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:43,731 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 138 [2022-11-18 20:47:43,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:47,017 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][243], [Black: 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 375#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 293#true, Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$w_buff0_used~0 0) (= ~z$r_buff1_thd0~0 0)), Black: 238#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 50#L763true, 56#L773true, P3Thread1of1ForFork0InUse, Black: 201#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 205#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork1InUse, Black: 195#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) 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~main$tmp_guard1~0 256) 0) (= ~x~0 1)), Black: 326#(= ~b~0 1), Black: 404#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~__unbuffered_p0_EAX~0 1) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 96#L831true, Black: 187#(and (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0)), Black: 402#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p0_EAX~0 1) (<= (div ~main$tmp_guard1~0 256) 0) (= ~x~0 1) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 328#(and (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= 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0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 77#L2true, 387#(= ~x~0 1), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 431#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 335#(and (= ~__unbuffered_p3_EBX~0 1) (= ~b~0 1)), Black: 297#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 350#true, 307#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 355#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:47,017 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-18 20:47:47,017 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:47:47,017 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:47:47,018 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-18 20:47:47,264 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][263], [Black: 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 375#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 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1), 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 435#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 335#(and (= ~__unbuffered_p3_EBX~0 1) (= ~b~0 1)), 64#L3true, Black: 297#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 350#true, Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 355#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:47,264 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-18 20:47:47,264 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:47,264 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:47,264 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:47,265 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][278], [Black: 375#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 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(and (not (= ~z$w_buff1_used~0 (* 256 (div ~z$w_buff1_used~0 256)))) (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= ~z$r_buff1_thd0~0 (* (div ~z$r_buff1_thd0~0 256) 256)))) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))))) (= ~b~0 1)), 270#true, Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 120#L798true, 437#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 77#L2true, 387#(= ~x~0 1), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 335#(and (= ~__unbuffered_p3_EBX~0 1) (= ~b~0 1)), Black: 297#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 350#true, 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 355#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:47,265 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-18 20:47:47,265 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:47,265 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:47,265 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-18 20:47:47,716 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][263], [Black: 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 375#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 293#true, 137#L3-1true, Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 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(= ~b~0 1)), 68#L795true, Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 270#true, Black: 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 387#(= ~x~0 1), 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 435#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 335#(and (= ~__unbuffered_p3_EBX~0 1) (= ~b~0 1)), Black: 297#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 350#true, Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 315#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 355#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:47,716 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:47:47,716 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:47,717 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:47,717 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:47,718 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][295], [Black: 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 293#true, Black: 234#(and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 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~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))))) (= ~b~0 1)), 270#true, 375#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 439#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 120#L798true, Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 387#(= ~x~0 1), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 335#(and (= ~__unbuffered_p3_EBX~0 1) (= ~b~0 1)), 64#L3true, Black: 297#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 350#true, Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 355#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:47,718 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-18 20:47:47,718 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:47,718 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:47,718 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-18 20:47:47,991 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([403] L824-->L831: Formula: (let ((.cse0 (not (= (mod v_~z$r_buff1_thd4~0_26 256) 0))) (.cse1 (not (= (mod v_~z$w_buff0_used~0_107 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd4~0_35 256) 0)))) (let ((.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_108 256) 0)))) (.cse4 (and .cse5 .cse1)) (.cse3 (and (not (= (mod v_~z$w_buff1_used~0_95 256) 0)) .cse0))) (and (= (ite (or (and (not (= (mod v_~z$w_buff1_used~0_94 256) 0)) .cse0) (and .cse1 (not (= (mod v_~z$r_buff0_thd4~0_34 256) 0)))) 0 v_~z$r_buff1_thd4~0_26) v_~z$r_buff1_thd4~0_25) (= v_~z~0_61 (ite .cse2 v_~z$w_buff0~0_52 (ite .cse3 v_~z$w_buff1~0_37 v_~z~0_62))) (= v_~z$w_buff0_used~0_107 (ite .cse2 0 v_~z$w_buff0_used~0_108)) (= (ite .cse4 0 v_~z$r_buff0_thd4~0_35) v_~z$r_buff0_thd4~0_34) (= (ite (or .cse4 .cse3) 0 v_~z$w_buff1_used~0_95) v_~z$w_buff1_used~0_94)))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_26, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_108, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_35, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_95, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_62} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_25, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_107, ~z$w_buff0~0=v_~z$w_buff0~0_52, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_34, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_94, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_61} 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(div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 197#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~z$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~z$w_buff1~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~z$w_buff1~0 ~z~0) (= ~z$r_buff0_thd0~0 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 333#(and (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~z$w_buff0~0 2)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (and (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0))) (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~z$w_buff1~0 2)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~z$r_buff1_thd0~0 (* (div ~z$r_buff1_thd0~0 256) 256)) (not (= ~__unbuffered_p0_EAX~0 0)) (= ~z$w_buff1_used~0 (* 256 (div ~z$w_buff1_used~0 256)))) (or (and (not (= ~z$w_buff1_used~0 (* 256 (div ~z$w_buff1_used~0 256)))) (not (= (* 256 (div ~z$w_buff0_used~0 256)) ~z$w_buff0_used~0)) (not (= ~z$r_buff1_thd0~0 (* (div ~z$r_buff1_thd0~0 256) 256)))) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))))) (= ~b~0 1)), 439#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 375#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 283#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 120#L798true, Black: 273#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 270#true, Black: 285#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 224#(and (= ~z$r_buff0_thd0~0 0) (= ~z$r_buff1_thd0~0 0)), 387#(= ~x~0 1), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 335#(and (= ~__unbuffered_p3_EBX~0 1) (= ~b~0 1)), Black: 297#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 350#true, Black: 379#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 355#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-11-18 20:47:47,991 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-18 20:47:47,991 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:47,991 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:47,991 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-18 20:47:48,516 INFO L130 PetriNetUnfolder]: 11193/23157 cut-off events. [2022-11-18 20:47:48,516 INFO L131 PetriNetUnfolder]: For 85854/100240 co-relation queries the response was YES. [2022-11-18 20:47:48,697 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88357 conditions, 23157 events. 11193/23157 cut-off events. For 85854/100240 co-relation queries the response was YES. Maximal size of possible extension queue 2158. Compared 255254 event pairs, 236 based on Foata normal form. 1980/23641 useless extension candidates. Maximal degree in co-relation 88313. Up to 4262 conditions per place. [2022-11-18 20:47:48,717 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 58 selfloop transitions, 35 changer transitions 153/350 dead transitions. [2022-11-18 20:47:48,718 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 219 places, 350 transitions, 2847 flow [2022-11-18 20:47:48,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:47:48,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:47:48,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2273 transitions. [2022-11-18 20:47:48,723 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8668954996186118 [2022-11-18 20:47:48,723 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2273 transitions. [2022-11-18 20:47:48,724 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2273 transitions. [2022-11-18 20:47:48,725 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:48,725 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2273 transitions. [2022-11-18 20:47:48,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 119.63157894736842) internal successors, (2273), 19 states have internal predecessors, (2273), 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) [2022-11-18 20:47:48,734 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 138.0) internal successors, (2760), 20 states have internal predecessors, (2760), 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) [2022-11-18 20:47:48,735 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 138.0) internal successors, (2760), 20 states have internal predecessors, (2760), 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) [2022-11-18 20:47:48,735 INFO L175 Difference]: Start difference. First operand has 204 places, 205 transitions, 1143 flow. Second operand 19 states and 2273 transitions. [2022-11-18 20:47:48,735 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 219 places, 350 transitions, 2847 flow [2022-11-18 20:47:49,791 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 212 places, 350 transitions, 2721 flow, removed 61 selfloop flow, removed 7 redundant places. [2022-11-18 20:47:49,794 INFO L231 Difference]: Finished difference. Result has 218 places, 165 transitions, 821 flow [2022-11-18 20:47:49,794 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=1083, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=205, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=35, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=821, PETRI_PLACES=218, PETRI_TRANSITIONS=165} [2022-11-18 20:47:49,795 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 73 predicate places. [2022-11-18 20:47:49,795 INFO L495 AbstractCegarLoop]: Abstraction has has 218 places, 165 transitions, 821 flow [2022-11-18 20:47:49,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 115.0) internal successors, (1035), 9 states have internal predecessors, (1035), 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) [2022-11-18 20:47:49,796 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:49,796 INFO L209 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, 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] [2022-11-18 20:47:49,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 20:47:49,796 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:49,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:49,797 INFO L85 PathProgramCache]: Analyzing trace with hash 829955048, now seen corresponding path program 1 times [2022-11-18 20:47:49,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:49,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948411605] [2022-11-18 20:47:49,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:49,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:47:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:47:50,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:47:50,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948411605] [2022-11-18 20:47:50,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948411605] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:47:50,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:47:50,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 20:47:50,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789294695] [2022-11-18 20:47:50,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:47:50,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 20:47:50,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:47:50,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 20:47:50,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-18 20:47:50,427 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 138 [2022-11-18 20:47:50,428 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 165 transitions, 821 flow. Second operand has 8 states, 8 states have (on average 105.0) internal successors, (840), 8 states have internal predecessors, (840), 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) [2022-11-18 20:47:50,428 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:47:50,428 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 138 [2022-11-18 20:47:50,429 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:47:51,304 INFO L130 PetriNetUnfolder]: 548/3900 cut-off events. [2022-11-18 20:47:51,304 INFO L131 PetriNetUnfolder]: For 7829/8138 co-relation queries the response was YES. [2022-11-18 20:47:51,333 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10832 conditions, 3900 events. 548/3900 cut-off events. For 7829/8138 co-relation queries the response was YES. Maximal size of possible extension queue 469. Compared 50302 event pairs, 15 based on Foata normal form. 18/3742 useless extension candidates. Maximal degree in co-relation 10768. Up to 382 conditions per place. [2022-11-18 20:47:51,337 INFO L137 encePairwiseOnDemand]: 129/138 looper letters, 35 selfloop transitions, 3 changer transitions 40/193 dead transitions. [2022-11-18 20:47:51,337 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 193 transitions, 1169 flow [2022-11-18 20:47:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 20:47:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 20:47:51,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 966 transitions. [2022-11-18 20:47:51,340 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7777777777777778 [2022-11-18 20:47:51,340 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 966 transitions. [2022-11-18 20:47:51,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 966 transitions. [2022-11-18 20:47:51,341 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:47:51,341 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 966 transitions. [2022-11-18 20:47:51,343 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 107.33333333333333) internal successors, (966), 9 states have internal predecessors, (966), 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) [2022-11-18 20:47:51,346 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 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) [2022-11-18 20:47:51,346 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 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) [2022-11-18 20:47:51,347 INFO L175 Difference]: Start difference. First operand has 218 places, 165 transitions, 821 flow. Second operand 9 states and 966 transitions. [2022-11-18 20:47:51,347 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 218 places, 193 transitions, 1169 flow [2022-11-18 20:47:51,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 193 transitions, 966 flow, removed 51 selfloop flow, removed 29 redundant places. [2022-11-18 20:47:51,454 INFO L231 Difference]: Finished difference. Result has 194 places, 152 transitions, 588 flow [2022-11-18 20:47:51,455 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=670, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=588, PETRI_PLACES=194, PETRI_TRANSITIONS=152} [2022-11-18 20:47:51,455 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 49 predicate places. [2022-11-18 20:47:51,456 INFO L495 AbstractCegarLoop]: Abstraction has has 194 places, 152 transitions, 588 flow [2022-11-18 20:47:51,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 105.0) internal successors, (840), 8 states have internal predecessors, (840), 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) [2022-11-18 20:47:51,457 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:47:51,457 INFO L209 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, 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] [2022-11-18 20:47:51,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 20:47:51,458 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-18 20:47:51,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:47:51,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1116181272, now seen corresponding path program 2 times [2022-11-18 20:47:51,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:47:51,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25449525] [2022-11-18 20:47:51,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:47:51,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:47:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:47:51,509 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:47:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:47:51,644 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:47:51,644 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-18 20:47:51,645 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-11-18 20:47:51,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-11-18 20:47:51,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2022-11-18 20:47:51,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2022-11-18 20:47:51,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2022-11-18 20:47:51,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2022-11-18 20:47:51,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-11-18 20:47:51,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 20:47:51,657 INFO L444 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1] [2022-11-18 20:47:51,665 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-18 20:47:51,665 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 20:47:51,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:47:51 BasicIcfg [2022-11-18 20:47:51,829 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:47:51,830 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:47:51,830 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:47:51,830 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:47:51,831 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:47:18" (3/4) ... [2022-11-18 20:47:51,833 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-18 20:47:51,943 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:47:51,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:47:51,944 INFO L158 Benchmark]: Toolchain (without parser) took 35215.07ms. Allocated memory was 90.2MB in the beginning and 5.2GB in the end (delta: 5.1GB). Free memory was 56.2MB in the beginning and 4.4GB in the end (delta: -4.4GB). Peak memory consumption was 724.6MB. Max. memory is 16.1GB. [2022-11-18 20:47:51,944 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:47:51,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 651.78ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 53.4MB in the end (delta: 2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:47:51,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.05ms. Allocated memory is still 90.2MB. Free memory was 53.4MB in the beginning and 50.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-18 20:47:51,945 INFO L158 Benchmark]: Boogie Preprocessor took 59.90ms. Allocated memory is still 90.2MB. Free memory was 50.6MB in the beginning and 48.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:47:51,946 INFO L158 Benchmark]: RCFGBuilder took 835.68ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 48.5MB in the beginning and 72.6MB in the end (delta: -24.1MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2022-11-18 20:47:51,946 INFO L158 Benchmark]: TraceAbstraction took 33463.89ms. Allocated memory was 117.4MB in the beginning and 5.2GB in the end (delta: 5.0GB). Free memory was 71.8MB in the beginning and 4.4GB in the end (delta: -4.4GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2022-11-18 20:47:51,946 INFO L158 Benchmark]: Witness Printer took 113.47ms. Allocated memory is still 5.2GB. Free memory was 4.4GB in the beginning and 4.4GB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-18 20:47:51,948 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 651.78ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 53.4MB in the end (delta: 2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.05ms. Allocated memory is still 90.2MB. Free memory was 53.4MB in the beginning and 50.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.90ms. Allocated memory is still 90.2MB. Free memory was 50.6MB in the beginning and 48.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 835.68ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 48.5MB in the beginning and 72.6MB in the end (delta: -24.1MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * TraceAbstraction took 33463.89ms. Allocated memory was 117.4MB in the beginning and 5.2GB in the end (delta: 5.0GB). Free memory was 71.8MB in the beginning and 4.4GB in the end (delta: -4.4GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Witness Printer took 113.47ms. Allocated memory is still 5.2GB. Free memory was 4.4GB in the beginning and 4.4GB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L742] 0 _Bool z$r_buff1_thd4; VAL [z$r_buff1_thd4=0] [L740] 0 _Bool z$r_buff1_thd2; VAL [z$r_buff1_thd2=0, z$r_buff1_thd4=0] [L741] 0 _Bool z$r_buff1_thd3; VAL [z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L738] 0 _Bool z$r_buff1_thd0; VAL [z$r_buff1_thd0=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L739] 0 _Bool z$r_buff1_thd1; VAL [z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L749] 0 _Bool weak$$choice0; VAL [weak$$choice0=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L747] 0 int z$w_buff1; VAL [weak$$choice0=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L750] 0 _Bool weak$$choice2; VAL [weak$$choice0=0, weak$$choice2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_p0_EAX=0, weak$$choice0=0, weak$$choice2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L731] 0 _Bool z$flush_delayed; VAL [__unbuffered_p0_EAX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L745] 0 int z$w_buff0; VAL [__unbuffered_p0_EAX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L734] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_p0_EAX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd1=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L735] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_p0_EAX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L733] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L718] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L736] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L732] 0 int z$mem_tmp; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L737] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L743] 0 _Bool z$read_delayed; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$w_buff0=0, z$w_buff1=0] [L720] 0 int a = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$w_buff0=0, z$w_buff1=0] [L722] 0 int b = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$w_buff0=0, z$w_buff1=0] [L744] 0 int *z$read_delayed_var; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0] [L748] 0 _Bool z$w_buff1_used; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L724] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L723] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L746] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L716] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L726] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L728] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L730] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L848] 0 pthread_t t1133; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1133={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L849] FCALL, FORK 0 pthread_create(&t1133, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1133, ((void *)0), P0, ((void *)0))=-3, t1133={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L850] 0 pthread_t t1134; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1133={5:0}, t1134={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L851] FCALL, FORK 0 pthread_create(&t1134, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1134, ((void *)0), P1, ((void *)0))=-2, t1133={5:0}, t1134={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L852] 0 pthread_t t1135; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1133={5:0}, t1134={6:0}, t1135={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L853] FCALL, FORK 0 pthread_create(&t1135, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1135, ((void *)0), P2, ((void *)0))=-1, t1133={5:0}, t1134={6:0}, t1135={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] 0 pthread_t t1136; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1133={5:0}, t1134={6:0}, t1135={7:0}, t1136={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L855] FCALL, FORK 0 pthread_create(&t1136, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1136, ((void *)0), P3, ((void *)0))=0, t1133={5:0}, t1134={6:0}, t1135={7:0}, t1136={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L804] 4 z$w_buff1 = z$w_buff0 [L805] 4 z$w_buff0 = 2 [L806] 4 z$w_buff1_used = z$w_buff0_used [L807] 4 z$w_buff0_used = (_Bool)1 [L808] CALL 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 4 !(!expression) [L808] RET 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L809] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L810] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L811] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L812] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L813] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L814] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L817] 4 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L820] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L823] 4 __unbuffered_p3_EBX = b VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 b = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L757] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L787] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L790] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L791] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L792] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L793] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L794] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L797] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L762] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L826] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L827] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L828] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L829] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L830] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L833] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L857] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1133={5:0}, t1134={6:0}, t1135={7:0}, t1136={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L859] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L859] RET 0 assume_abort_if_not(main$tmp_guard0) [L861] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L862] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L863] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L864] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L865] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1133={5:0}, t1134={6:0}, t1135={7:0}, t1136={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L869] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L870] 0 z$flush_delayed = weak$$choice2 [L871] 0 z$mem_tmp = z [L872] 0 z = !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L873] 0 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L874] 0 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L875] 0 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L876] 0 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L877] 0 z$r_buff0_thd0 = weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L878] 0 z$r_buff1_thd0 = weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L879] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L880] 0 z = z$flush_delayed ? z$mem_tmp : z [L881] 0 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1133={5:0}, t1134={6:0}, t1135={7:0}, t1136={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L883] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 174 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 33.1s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 24.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1039 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1039 mSDsluCounter, 1053 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 837 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1530 IncrementalHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 216 mSDtfsCounter, 1530 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1365occurred in iteration=8, InterpolantAutomatonStates: 132, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 7.0s InterpolantComputationTime, 1142 NumberOfCodeBlocks, 1142 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1024 ConstructedInterpolants, 0 QuantifiedInterpolants, 4240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-11-18 20:47:51,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a7914d-47ea-4ab3-a688-958ce7b292d7/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE