./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 e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 12:01:49,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:01:49,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:01:49,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:01:49,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:01:49,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:01:49,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:01:49,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:01:49,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:01:49,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:01:49,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:01:49,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:01:49,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:01:49,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:01:49,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:01:49,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:01:49,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:01:49,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:01:49,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:01:49,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:01:49,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:01:49,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:01:49,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:01:49,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:01:49,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:01:49,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:01:49,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:01:49,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:01:49,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:01:49,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:01:49,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:01:49,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:01:49,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:01:49,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:01:49,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:01:49,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:01:49,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:01:49,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:01:49,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:01:49,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:01:49,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:01:49,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 12:01:49,683 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:01:49,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:01:49,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:01:49,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:01:49,693 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:01:49,694 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:01:49,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:01:49,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:01:49,695 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:01:49,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:01:49,697 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:01:49,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:01:49,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:01:49,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:01:49,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:01:49,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:01:49,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:01:49,698 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:01:49,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:01:49,699 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:01:49,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:01:49,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:01:49,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:01:49,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:01:49,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:01:49,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:01:49,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:01:49,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:01:49,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:01:49,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:01:49,702 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:01:49,702 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:01:49,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:01:49,702 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_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db [2022-11-16 12:01:50,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:01:50,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:01:50,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:01:50,080 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:01:50,081 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:01:50,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-wmm/mix043.opt.i [2022-11-16 12:01:50,166 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/data/7aea36900/11bb0aff4291489db667777d48699b04/FLAG8a3b9bbbf [2022-11-16 12:01:50,784 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:01:50,785 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/sv-benchmarks/c/pthread-wmm/mix043.opt.i [2022-11-16 12:01:50,810 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/data/7aea36900/11bb0aff4291489db667777d48699b04/FLAG8a3b9bbbf [2022-11-16 12:01:51,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/data/7aea36900/11bb0aff4291489db667777d48699b04 [2022-11-16 12:01:51,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:01:51,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:01:51,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:01:51,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:01:51,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:01:51,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6688c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51, skipping insertion in model container [2022-11-16 12:01:51,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:01:51,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:01:51,413 WARN L229 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_d534ecd7-e370-46f0-964b-26898a27ecb9/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2022-11-16 12:01:51,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:01:51,713 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:01:51,730 WARN L229 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_d534ecd7-e370-46f0-964b-26898a27ecb9/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2022-11-16 12:01:51,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:01:51,848 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:01:51,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51 WrapperNode [2022-11-16 12:01:51,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:01:51,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:01:51,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:01:51,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:01:51,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,956 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 167 [2022-11-16 12:01:51,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:01:51,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:01:51,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:01:51,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:01:51,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:51,990 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:52,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:52,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:01:52,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:01:52,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:01:52,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:01:52,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (1/1) ... [2022-11-16 12:01:52,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:01:52,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:01:52,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:01:52,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:01:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:01:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 12:01:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:01:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:01:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:01:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-16 12:01:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-16 12:01:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-16 12:01:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-16 12:01:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-16 12:01:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-16 12:01:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-16 12:01:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-16 12:01:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:01:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 12:01:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:01:52,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:01:52,129 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 12:01:52,345 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:01:52,347 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:01:52,814 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:01:53,131 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:01:53,131 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 12:01:53,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:01:53 BoogieIcfgContainer [2022-11-16 12:01:53,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:01:53,136 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:01:53,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:01:53,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:01:53,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:01:51" (1/3) ... [2022-11-16 12:01:53,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72485fd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:01:53, skipping insertion in model container [2022-11-16 12:01:53,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:01:51" (2/3) ... [2022-11-16 12:01:53,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72485fd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:01:53, skipping insertion in model container [2022-11-16 12:01:53,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:01:53" (3/3) ... [2022-11-16 12:01:53,163 INFO L112 eAbstractionObserver]: Analyzing ICFG mix043.opt.i [2022-11-16 12:01:53,173 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-16 12:01:53,199 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:01:53,199 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-16 12:01:53,199 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 12:01:53,279 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-16 12:01:53,346 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 149 places, 138 transitions, 296 flow [2022-11-16 12:01:53,442 INFO L130 PetriNetUnfolder]: 2/134 cut-off events. [2022-11-16 12:01:53,443 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-16 12:01:53,450 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. [2022-11-16 12:01:53,452 INFO L82 GeneralOperation]: Start removeDead. Operand has 149 places, 138 transitions, 296 flow [2022-11-16 12:01:53,461 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 145 places, 134 transitions, 280 flow [2022-11-16 12:01:53,475 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:01:53,482 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;@2b6b005c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:01:53,482 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-16 12:01:53,513 INFO L130 PetriNetUnfolder]: 0/91 cut-off events. [2022-11-16 12:01:53,513 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-16 12:01:53,513 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:01:53,518 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] [2022-11-16 12:01:53,519 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-16 12:01:53,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:01:53,526 INFO L85 PathProgramCache]: Analyzing trace with hash 948672695, now seen corresponding path program 1 times [2022-11-16 12:01:53,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:01:53,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966477578] [2022-11-16 12:01:53,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:01:53,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:01:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:01:54,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:01:54,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:01:54,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966477578] [2022-11-16 12:01:54,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966477578] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:01:54,505 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:01:54,505 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:01:54,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849082208] [2022-11-16 12:01:54,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:01:54,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:01:54,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:01:54,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:01:54,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:01:54,564 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 138 [2022-11-16 12:01:54,575 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) [2022-11-16 12:01:54,576 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:01:54,576 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 138 [2022-11-16 12:01:54,577 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:01:54,771 INFO L130 PetriNetUnfolder]: 17/216 cut-off events. [2022-11-16 12:01:54,772 INFO L131 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-11-16 12:01:54,774 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. [2022-11-16 12:01:54,776 INFO L137 encePairwiseOnDemand]: 133/138 looper letters, 11 selfloop transitions, 2 changer transitions 0/133 dead transitions. [2022-11-16 12:01:54,776 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 133 transitions, 304 flow [2022-11-16 12:01:54,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:01:54,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-16 12:01:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 390 transitions. [2022-11-16 12:01:54,800 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9420289855072463 [2022-11-16 12:01:54,801 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 390 transitions. [2022-11-16 12:01:54,802 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 390 transitions. [2022-11-16 12:01:54,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:01:54,807 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 390 transitions. [2022-11-16 12:01:54,811 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) [2022-11-16 12:01:54,822 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) [2022-11-16 12:01:54,827 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) [2022-11-16 12:01:54,829 INFO L175 Difference]: Start difference. First operand has 145 places, 134 transitions, 280 flow. Second operand 3 states and 390 transitions. [2022-11-16 12:01:54,830 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 133 transitions, 304 flow [2022-11-16 12:01:54,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 133 transitions, 300 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-16 12:01:54,838 INFO L231 Difference]: Finished difference. Result has 141 places, 130 transitions, 272 flow [2022-11-16 12:01:54,841 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} [2022-11-16 12:01:54,845 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, -4 predicate places. [2022-11-16 12:01:54,846 INFO L495 AbstractCegarLoop]: Abstraction has has 141 places, 130 transitions, 272 flow [2022-11-16 12:01:54,846 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) [2022-11-16 12:01:54,847 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:01:54,847 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] [2022-11-16 12:01:54,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:01:54,848 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)] === [2022-11-16 12:01:54,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:01:54,849 INFO L85 PathProgramCache]: Analyzing trace with hash -2128679390, now seen corresponding path program 1 times [2022-11-16 12:01:54,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:01:54,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142067755] [2022-11-16 12:01:54,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:01:54,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:01:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:01:55,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:01:55,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:01:55,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142067755] [2022-11-16 12:01:55,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142067755] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:01:55,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:01:55,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:01:55,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545343267] [2022-11-16 12:01:55,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:01:55,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:01:55,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:01:55,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:01:55,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:01:55,776 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 138 [2022-11-16 12:01:55,781 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) [2022-11-16 12:01:55,781 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:01:55,782 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 138 [2022-11-16 12:01:55,782 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:01:57,129 INFO L130 PetriNetUnfolder]: 1470/3453 cut-off events. [2022-11-16 12:01:57,129 INFO L131 PetriNetUnfolder]: For 85/85 co-relation queries the response was YES. [2022-11-16 12:01:57,152 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. [2022-11-16 12:01:57,170 INFO L137 encePairwiseOnDemand]: 132/138 looper letters, 33 selfloop transitions, 2 changer transitions 59/180 dead transitions. [2022-11-16 12:01:57,170 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 180 transitions, 540 flow [2022-11-16 12:01:57,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 12:01:57,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-16 12:01:57,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1010 transitions. [2022-11-16 12:01:57,177 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8132045088566827 [2022-11-16 12:01:57,178 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1010 transitions. [2022-11-16 12:01:57,178 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1010 transitions. [2022-11-16 12:01:57,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:01:57,179 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1010 transitions. [2022-11-16 12:01:57,184 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) [2022-11-16 12:01:57,190 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) [2022-11-16 12:01:57,192 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) [2022-11-16 12:01:57,192 INFO L175 Difference]: Start difference. First operand has 141 places, 130 transitions, 272 flow. Second operand 9 states and 1010 transitions. [2022-11-16 12:01:57,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 180 transitions, 540 flow [2022-11-16 12:01:57,196 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 180 transitions, 530 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-16 12:01:57,200 INFO L231 Difference]: Finished difference. Result has 154 places, 116 transitions, 260 flow [2022-11-16 12:01:57,201 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} [2022-11-16 12:01:57,202 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 9 predicate places. [2022-11-16 12:01:57,202 INFO L495 AbstractCegarLoop]: Abstraction has has 154 places, 116 transitions, 260 flow [2022-11-16 12:01:57,203 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) [2022-11-16 12:01:57,203 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:01:57,203 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] [2022-11-16 12:01:57,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:01:57,204 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)] === [2022-11-16 12:01:57,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:01:57,206 INFO L85 PathProgramCache]: Analyzing trace with hash 930358085, now seen corresponding path program 1 times [2022-11-16 12:01:57,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:01:57,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973175556] [2022-11-16 12:01:57,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:01:57,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:01:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:01:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:01:59,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:01:59,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973175556] [2022-11-16 12:01:59,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973175556] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:01:59,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:01:59,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-16 12:01:59,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057848530] [2022-11-16 12:01:59,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:01:59,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-16 12:01:59,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:01:59,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-16 12:01:59,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-16 12:01:59,149 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 138 [2022-11-16 12:01:59,151 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) [2022-11-16 12:01:59,151 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:01:59,152 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 138 [2022-11-16 12:01:59,152 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:02:00,383 INFO L130 PetriNetUnfolder]: 1155/2107 cut-off events. [2022-11-16 12:02:00,383 INFO L131 PetriNetUnfolder]: For 464/464 co-relation queries the response was YES. [2022-11-16 12:02:00,390 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. [2022-11-16 12:02:00,401 INFO L137 encePairwiseOnDemand]: 121/138 looper letters, 38 selfloop transitions, 16 changer transitions 59/200 dead transitions. [2022-11-16 12:02:00,401 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 200 transitions, 690 flow [2022-11-16 12:02:00,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-16 12:02:00,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-11-16 12:02:00,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1884 transitions. [2022-11-16 12:02:00,407 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.80306905370844 [2022-11-16 12:02:00,408 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1884 transitions. [2022-11-16 12:02:00,408 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1884 transitions. [2022-11-16 12:02:00,409 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:02:00,409 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1884 transitions. [2022-11-16 12:02:00,414 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) [2022-11-16 12:02:00,421 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) [2022-11-16 12:02:00,423 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) [2022-11-16 12:02:00,423 INFO L175 Difference]: Start difference. First operand has 154 places, 116 transitions, 260 flow. Second operand 17 states and 1884 transitions. [2022-11-16 12:02:00,424 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 200 transitions, 690 flow [2022-11-16 12:02:00,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 200 transitions, 646 flow, removed 18 selfloop flow, removed 8 redundant places. [2022-11-16 12:02:00,456 INFO L231 Difference]: Finished difference. Result has 154 places, 127 transitions, 383 flow [2022-11-16 12:02:00,456 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} [2022-11-16 12:02:00,459 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 9 predicate places. [2022-11-16 12:02:00,460 INFO L495 AbstractCegarLoop]: Abstraction has has 154 places, 127 transitions, 383 flow [2022-11-16 12:02:00,463 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) [2022-11-16 12:02:00,463 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:02:00,463 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] [2022-11-16 12:02:00,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:02:00,464 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)] === [2022-11-16 12:02:00,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:00,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1917157217, now seen corresponding path program 2 times [2022-11-16 12:02:00,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:00,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020133493] [2022-11-16 12:02:00,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:00,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:02:01,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:02:01,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020133493] [2022-11-16 12:02:01,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020133493] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:02:01,946 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:02:01,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-16 12:02:01,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068298310] [2022-11-16 12:02:01,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:02:01,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-16 12:02:01,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:02:01,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-16 12:02:01,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-11-16 12:02:01,951 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 138 [2022-11-16 12:02:01,953 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) [2022-11-16 12:02:01,953 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:02:01,954 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 138 [2022-11-16 12:02:01,954 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:02:03,442 INFO L130 PetriNetUnfolder]: 1162/2215 cut-off events. [2022-11-16 12:02:03,442 INFO L131 PetriNetUnfolder]: For 8515/8630 co-relation queries the response was YES. [2022-11-16 12:02:03,451 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. [2022-11-16 12:02:03,469 INFO L137 encePairwiseOnDemand]: 121/138 looper letters, 43 selfloop transitions, 31 changer transitions 59/219 dead transitions. [2022-11-16 12:02:03,469 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 219 transitions, 1407 flow [2022-11-16 12:02:03,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-16 12:02:03,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-16 12:02:03,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 1980 transitions. [2022-11-16 12:02:03,476 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2022-11-16 12:02:03,477 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 1980 transitions. [2022-11-16 12:02:03,481 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 1980 transitions. [2022-11-16 12:02:03,483 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:02:03,483 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 1980 transitions. [2022-11-16 12:02:03,488 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) [2022-11-16 12:02:03,494 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) [2022-11-16 12:02:03,495 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) [2022-11-16 12:02:03,496 INFO L175 Difference]: Start difference. First operand has 154 places, 127 transitions, 383 flow. Second operand 18 states and 1980 transitions. [2022-11-16 12:02:03,496 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 219 transitions, 1407 flow [2022-11-16 12:02:03,511 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 219 transitions, 1379 flow, removed 12 selfloop flow, removed 5 redundant places. [2022-11-16 12:02:03,517 INFO L231 Difference]: Finished difference. Result has 169 places, 141 transitions, 644 flow [2022-11-16 12:02:03,520 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} [2022-11-16 12:02:03,522 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 24 predicate places. [2022-11-16 12:02:03,522 INFO L495 AbstractCegarLoop]: Abstraction has has 169 places, 141 transitions, 644 flow [2022-11-16 12:02:03,523 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) [2022-11-16 12:02:03,523 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:02:03,524 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] [2022-11-16 12:02:03,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:02:03,524 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)] === [2022-11-16 12:02:03,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:03,525 INFO L85 PathProgramCache]: Analyzing trace with hash 4772866, now seen corresponding path program 1 times [2022-11-16 12:02:03,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:03,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885096450] [2022-11-16 12:02:03,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:03,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:02:03,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:02:03,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885096450] [2022-11-16 12:02:03,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885096450] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:02:03,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:02:03,857 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:02:03,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240306291] [2022-11-16 12:02:03,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:02:03,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:02:03,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:02:03,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:02:03,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:02:03,861 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 138 [2022-11-16 12:02:03,862 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) [2022-11-16 12:02:03,862 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:02:03,862 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 138 [2022-11-16 12:02:03,863 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:02:05,938 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]) [2022-11-16 12:02:05,942 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-16 12:02:05,942 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:05,942 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:05,943 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:06,046 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$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-16 12:02:06,047 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,047 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,048 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,048 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,049 INFO L381 tUnfolder$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]) [2022-11-16 12:02:06,050 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,050 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,050 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,050 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,055 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$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-16 12:02:06,055 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,055 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,056 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,056 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,057 INFO L381 tUnfolder$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)]) [2022-11-16 12:02:06,058 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,058 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,058 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,058 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:06,162 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$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-16 12:02:06,162 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,163 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,163 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,163 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,166 INFO L381 tUnfolder$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)]) [2022-11-16 12:02:06,167 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,167 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,167 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,167 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,168 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$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0)]) [2022-11-16 12:02:06,169 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,169 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,169 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,170 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:06,251 INFO L381 tUnfolder$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]) [2022-11-16 12:02:06,252 INFO L383 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2022-11-16 12:02:06,252 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-16 12:02:06,252 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-16 12:02:06,252 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-16 12:02:06,253 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]) [2022-11-16 12:02:06,254 INFO L383 tUnfolder$Statistics]: this new event has 97 ancestors and is cut-off event [2022-11-16 12:02:06,254 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-16 12:02:06,254 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-16 12:02:06,254 INFO L386 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-11-16 12:02:06,319 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$r_buff1_thd0~0 0)), 43#L882true, Black: 158#(= ~__unbuffered_p3_EAX~0 0), 129#L824true]) [2022-11-16 12:02:06,320 INFO L383 tUnfolder$Statistics]: this new event has 98 ancestors and is cut-off event [2022-11-16 12:02:06,320 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-16 12:02:06,320 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-16 12:02:06,320 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-16 12:02:06,321 INFO L381 tUnfolder$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]) [2022-11-16 12:02:06,322 INFO L383 tUnfolder$Statistics]: this new event has 98 ancestors and is cut-off event [2022-11-16 12:02:06,322 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-16 12:02:06,322 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-16 12:02:06,322 INFO L386 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-11-16 12:02:06,638 INFO L130 PetriNetUnfolder]: 5330/9291 cut-off events. [2022-11-16 12:02:06,638 INFO L131 PetriNetUnfolder]: For 68057/76930 co-relation queries the response was YES. [2022-11-16 12:02:06,715 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. [2022-11-16 12:02:06,794 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 86 selfloop transitions, 18 changer transitions 38/251 dead transitions. [2022-11-16 12:02:06,794 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 251 transitions, 1707 flow [2022-11-16 12:02:06,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-16 12:02:06,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-11-16 12:02:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1214 transitions. [2022-11-16 12:02:06,799 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8797101449275362 [2022-11-16 12:02:06,800 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1214 transitions. [2022-11-16 12:02:06,800 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1214 transitions. [2022-11-16 12:02:06,801 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:02:06,801 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1214 transitions. [2022-11-16 12:02:06,806 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) [2022-11-16 12:02:06,810 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) [2022-11-16 12:02:06,811 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) [2022-11-16 12:02:06,811 INFO L175 Difference]: Start difference. First operand has 169 places, 141 transitions, 644 flow. Second operand 10 states and 1214 transitions. [2022-11-16 12:02:06,812 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 251 transitions, 1707 flow [2022-11-16 12:02:06,925 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 251 transitions, 1526 flow, removed 89 selfloop flow, removed 11 redundant places. [2022-11-16 12:02:06,929 INFO L231 Difference]: Finished difference. Result has 164 places, 157 transitions, 693 flow [2022-11-16 12:02:06,930 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} [2022-11-16 12:02:06,930 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 19 predicate places. [2022-11-16 12:02:06,931 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 157 transitions, 693 flow [2022-11-16 12:02:06,931 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) [2022-11-16 12:02:06,932 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:02:06,932 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] [2022-11-16 12:02:06,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 12:02:06,932 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)] === [2022-11-16 12:02:06,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:06,933 INFO L85 PathProgramCache]: Analyzing trace with hash 88827678, now seen corresponding path program 1 times [2022-11-16 12:02:06,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:06,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131292786] [2022-11-16 12:02:06,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:06,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:02:07,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:02:07,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131292786] [2022-11-16 12:02:07,357 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131292786] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:02:07,357 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:02:07,358 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:02:07,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450736224] [2022-11-16 12:02:07,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:02:07,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:02:07,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:02:07,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:02:07,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:02:07,363 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 138 [2022-11-16 12:02:07,364 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) [2022-11-16 12:02:07,364 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:02:07,365 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 138 [2022-11-16 12:02:07,365 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:02:09,721 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$tmp_guard0~0))]) [2022-11-16 12:02:09,725 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-16 12:02:09,725 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-16 12:02:09,725 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-16 12:02:09,725 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-16 12:02:09,820 INFO L381 tUnfolder$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]) [2022-11-16 12:02:09,820 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-16 12:02:09,820 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:09,820 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:09,821 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:09,821 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$tmp_guard0~0))]) [2022-11-16 12:02:09,822 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-16 12:02:09,822 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:09,822 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:09,822 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:09,940 INFO L381 tUnfolder$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)]) [2022-11-16 12:02:09,941 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-16 12:02:09,941 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:09,941 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:09,941 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:09,943 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$r_buff1_thd0~0 0)), Black: 158#(= ~__unbuffered_p3_EAX~0 0), 64#L3true]) [2022-11-16 12:02:09,943 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-16 12:02:09,943 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:09,943 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:09,943 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:10,014 INFO L381 tUnfolder$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)]) [2022-11-16 12:02:10,014 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-16 12:02:10,014 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:10,014 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:10,016 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:10,225 INFO L130 PetriNetUnfolder]: 4801/8653 cut-off events. [2022-11-16 12:02:10,225 INFO L131 PetriNetUnfolder]: For 41665/47094 co-relation queries the response was YES. [2022-11-16 12:02:10,290 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. [2022-11-16 12:02:10,322 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 104 selfloop transitions, 30 changer transitions 61/304 dead transitions. [2022-11-16 12:02:10,322 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 304 transitions, 2233 flow [2022-11-16 12:02:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-16 12:02:10,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-11-16 12:02:10,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1579 transitions. [2022-11-16 12:02:10,328 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8801560758082497 [2022-11-16 12:02:10,328 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1579 transitions. [2022-11-16 12:02:10,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1579 transitions. [2022-11-16 12:02:10,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:02:10,330 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1579 transitions. [2022-11-16 12:02:10,335 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) [2022-11-16 12:02:10,340 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) [2022-11-16 12:02:10,341 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) [2022-11-16 12:02:10,342 INFO L175 Difference]: Start difference. First operand has 164 places, 157 transitions, 693 flow. Second operand 13 states and 1579 transitions. [2022-11-16 12:02:10,342 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 304 transitions, 2233 flow [2022-11-16 12:02:10,409 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 304 transitions, 2199 flow, removed 16 selfloop flow, removed 1 redundant places. [2022-11-16 12:02:10,414 INFO L231 Difference]: Finished difference. Result has 182 places, 171 transitions, 920 flow [2022-11-16 12:02:10,415 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} [2022-11-16 12:02:10,418 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 37 predicate places. [2022-11-16 12:02:10,418 INFO L495 AbstractCegarLoop]: Abstraction has has 182 places, 171 transitions, 920 flow [2022-11-16 12:02:10,419 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) [2022-11-16 12:02:10,419 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:02:10,419 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] [2022-11-16 12:02:10,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 12:02:10,420 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)] === [2022-11-16 12:02:10,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:10,421 INFO L85 PathProgramCache]: Analyzing trace with hash 87319772, now seen corresponding path program 1 times [2022-11-16 12:02:10,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:10,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25675257] [2022-11-16 12:02:10,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:10,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:02:11,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:02:11,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25675257] [2022-11-16 12:02:11,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25675257] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:02:11,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:02:11,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 12:02:11,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535950152] [2022-11-16 12:02:11,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:02:11,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 12:02:11,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:02:11,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 12:02:11,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:02:11,212 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 138 [2022-11-16 12:02:11,213 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) [2022-11-16 12:02:11,213 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:02:11,214 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 138 [2022-11-16 12:02:11,214 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:02:13,076 INFO L130 PetriNetUnfolder]: 1808/5911 cut-off events. [2022-11-16 12:02:13,076 INFO L131 PetriNetUnfolder]: For 23532/28172 co-relation queries the response was YES. [2022-11-16 12:02:13,115 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. [2022-11-16 12:02:13,158 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 131 selfloop transitions, 20 changer transitions 4/269 dead transitions. [2022-11-16 12:02:13,159 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 269 transitions, 2090 flow [2022-11-16 12:02:13,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 12:02:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-16 12:02:13,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1002 transitions. [2022-11-16 12:02:13,163 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8067632850241546 [2022-11-16 12:02:13,163 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1002 transitions. [2022-11-16 12:02:13,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1002 transitions. [2022-11-16 12:02:13,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:02:13,165 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1002 transitions. [2022-11-16 12:02:13,167 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) [2022-11-16 12:02:13,261 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) [2022-11-16 12:02:13,261 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) [2022-11-16 12:02:13,261 INFO L175 Difference]: Start difference. First operand has 182 places, 171 transitions, 920 flow. Second operand 9 states and 1002 transitions. [2022-11-16 12:02:13,262 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 190 places, 269 transitions, 2090 flow [2022-11-16 12:02:13,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 269 transitions, 2013 flow, removed 30 selfloop flow, removed 4 redundant places. [2022-11-16 12:02:13,488 INFO L231 Difference]: Finished difference. Result has 193 places, 186 transitions, 1060 flow [2022-11-16 12:02:13,489 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} [2022-11-16 12:02:13,490 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 48 predicate places. [2022-11-16 12:02:13,491 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 186 transitions, 1060 flow [2022-11-16 12:02:13,491 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) [2022-11-16 12:02:13,491 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:02:13,492 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] [2022-11-16 12:02:13,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 12:02:13,492 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)] === [2022-11-16 12:02:13,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:13,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1242664928, now seen corresponding path program 2 times [2022-11-16 12:02:13,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:13,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432791473] [2022-11-16 12:02:13,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:13,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:13,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:02:13,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:02:13,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432791473] [2022-11-16 12:02:13,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432791473] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:02:13,843 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:02:13,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 12:02:13,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910295335] [2022-11-16 12:02:13,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:02:13,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 12:02:13,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:02:13,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 12:02:13,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:02:13,846 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 138 [2022-11-16 12:02:13,847 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) [2022-11-16 12:02:13,847 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:02:13,847 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 138 [2022-11-16 12:02:13,848 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:02:16,510 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))]) [2022-11-16 12:02:16,511 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-16 12:02:16,511 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:16,511 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:16,511 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:16,792 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([381] L758-->L763: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][250], [Black: 313#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 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[2022-11-16 12:02:16,792 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:16,792 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:16,793 INFO L381 tUnfolder$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))]) [2022-11-16 12:02:16,793 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-16 12:02:16,794 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:16,794 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:16,794 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:16,918 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$tmp_guard0~0)), Black: 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$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)), 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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|ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 339#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p3_EBX~0 1) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~b~0 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: 341#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~__unbuffered_p3_EBX~0 1) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ 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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$tmp_guard0~0))]) [2022-11-16 12:02:16,918 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-16 12:02:16,918 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:16,919 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:16,919 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:17,204 INFO L130 PetriNetUnfolder]: 6735/13995 cut-off events. [2022-11-16 12:02:17,204 INFO L131 PetriNetUnfolder]: For 75449/83875 co-relation queries the response was YES. [2022-11-16 12:02:17,304 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. [2022-11-16 12:02:17,363 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 153 selfloop transitions, 46 changer transitions 30/344 dead transitions. [2022-11-16 12:02:17,363 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 208 places, 344 transitions, 3068 flow [2022-11-16 12:02:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-16 12:02:17,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-11-16 12:02:17,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1943 transitions. [2022-11-16 12:02:17,370 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8799818840579711 [2022-11-16 12:02:17,370 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1943 transitions. [2022-11-16 12:02:17,371 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1943 transitions. [2022-11-16 12:02:17,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:02:17,373 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1943 transitions. [2022-11-16 12:02:17,379 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) [2022-11-16 12:02:17,385 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) [2022-11-16 12:02:17,386 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) [2022-11-16 12:02:17,387 INFO L175 Difference]: Start difference. First operand has 193 places, 186 transitions, 1060 flow. Second operand 16 states and 1943 transitions. [2022-11-16 12:02:17,387 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 208 places, 344 transitions, 3068 flow [2022-11-16 12:02:18,035 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 204 places, 344 transitions, 2939 flow, removed 15 selfloop flow, removed 4 redundant places. [2022-11-16 12:02:18,041 INFO L231 Difference]: Finished difference. Result has 208 places, 201 transitions, 1365 flow [2022-11-16 12:02:18,041 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} [2022-11-16 12:02:18,045 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 63 predicate places. [2022-11-16 12:02:18,045 INFO L495 AbstractCegarLoop]: Abstraction has has 208 places, 201 transitions, 1365 flow [2022-11-16 12:02:18,046 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) [2022-11-16 12:02:18,046 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:02:18,046 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] [2022-11-16 12:02:18,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 12:02:18,047 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)] === [2022-11-16 12:02:18,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:18,048 INFO L85 PathProgramCache]: Analyzing trace with hash 2029482172, now seen corresponding path program 1 times [2022-11-16 12:02:18,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:18,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948759784] [2022-11-16 12:02:18,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:18,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:18,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:02:18,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:02:18,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948759784] [2022-11-16 12:02:18,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948759784] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:02:18,761 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:02:18,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 12:02:18,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918391654] [2022-11-16 12:02:18,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:02:18,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 12:02:18,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:02:18,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 12:02:18,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:02:18,764 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 138 [2022-11-16 12:02:18,765 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) [2022-11-16 12:02:18,765 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:02:18,765 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 138 [2022-11-16 12:02:18,765 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:02:20,538 INFO L130 PetriNetUnfolder]: 2038/8064 cut-off events. [2022-11-16 12:02:20,538 INFO L131 PetriNetUnfolder]: For 40460/46190 co-relation queries the response was YES. [2022-11-16 12:02:20,588 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. [2022-11-16 12:02:20,622 INFO L137 encePairwiseOnDemand]: 128/138 looper letters, 99 selfloop transitions, 19 changer transitions 44/299 dead transitions. [2022-11-16 12:02:20,622 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 299 transitions, 2570 flow [2022-11-16 12:02:20,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 12:02:20,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-16 12:02:20,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1005 transitions. [2022-11-16 12:02:20,625 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8091787439613527 [2022-11-16 12:02:20,626 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1005 transitions. [2022-11-16 12:02:20,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1005 transitions. [2022-11-16 12:02:20,627 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:02:20,627 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1005 transitions. [2022-11-16 12:02:20,630 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) [2022-11-16 12:02:20,632 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) [2022-11-16 12:02:20,633 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) [2022-11-16 12:02:20,634 INFO L175 Difference]: Start difference. First operand has 208 places, 201 transitions, 1365 flow. Second operand 9 states and 1005 transitions. [2022-11-16 12:02:20,634 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 299 transitions, 2570 flow [2022-11-16 12:02:22,079 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 299 transitions, 2228 flow, removed 133 selfloop flow, removed 14 redundant places. [2022-11-16 12:02:22,084 INFO L231 Difference]: Finished difference. Result has 204 places, 205 transitions, 1143 flow [2022-11-16 12:02:22,085 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} [2022-11-16 12:02:22,086 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 59 predicate places. [2022-11-16 12:02:22,086 INFO L495 AbstractCegarLoop]: Abstraction has has 204 places, 205 transitions, 1143 flow [2022-11-16 12:02:22,087 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) [2022-11-16 12:02:22,087 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:02:22,087 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] [2022-11-16 12:02:22,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 12:02:22,088 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)] === [2022-11-16 12:02:22,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:22,088 INFO L85 PathProgramCache]: Analyzing trace with hash 189774074, now seen corresponding path program 2 times [2022-11-16 12:02:22,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:22,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605292591] [2022-11-16 12:02:22,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:22,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:22,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:02:22,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:02:22,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605292591] [2022-11-16 12:02:22,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605292591] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:02:22,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:02:22,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-16 12:02:22,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546273804] [2022-11-16 12:02:22,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:02:22,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 12:02:22,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:02:22,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 12:02:22,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:02:22,541 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 138 [2022-11-16 12:02:22,542 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) [2022-11-16 12:02:22,543 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:02:22,543 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 138 [2022-11-16 12:02:22,543 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:02:25,977 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$tmp_guard0~0))]) [2022-11-16 12:02:25,977 INFO L383 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-11-16 12:02:25,977 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-16 12:02:25,977 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-16 12:02:25,977 INFO L386 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-11-16 12:02:26,449 INFO L381 tUnfolder$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$tmp_guard0~0))]) [2022-11-16 12:02:26,449 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-16 12:02:26,449 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:26,450 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:26,450 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:26,451 INFO L381 tUnfolder$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$tmp_guard0~0)), Black: 311#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 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(and (not (= (* 256 (div ~z$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)))))), Black: 188#(and (= ~z$w_buff1_used~0 0) (or (= (* 256 (div ~z$r_buff0_thd0~0 256)) ~z$r_buff0_thd0~0) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div 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(and (not (= ~z$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$tmp_guard0~0))]) [2022-11-16 12:02:26,451 INFO L383 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-11-16 12:02:26,451 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:26,451 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:26,452 INFO L386 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-11-16 12:02:26,812 INFO L381 tUnfolder$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$tmp_guard0~0))]) [2022-11-16 12:02:26,812 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-16 12:02:26,812 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:26,812 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:26,813 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:26,814 INFO L381 tUnfolder$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$tmp_guard0~0))]) [2022-11-16 12:02:26,814 INFO L383 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-11-16 12:02:26,814 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:26,814 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:26,814 INFO L386 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-11-16 12:02:27,076 INFO L381 tUnfolder$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$tmp_guard0~0))]) [2022-11-16 12:02:27,076 INFO L383 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-11-16 12:02:27,077 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:27,077 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:27,077 INFO L386 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-11-16 12:02:27,674 INFO L130 PetriNetUnfolder]: 11193/23157 cut-off events. [2022-11-16 12:02:27,674 INFO L131 PetriNetUnfolder]: For 85854/100240 co-relation queries the response was YES. [2022-11-16 12:02:27,813 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. [2022-11-16 12:02:27,829 INFO L137 encePairwiseOnDemand]: 127/138 looper letters, 58 selfloop transitions, 35 changer transitions 153/350 dead transitions. [2022-11-16 12:02:27,829 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 219 places, 350 transitions, 2847 flow [2022-11-16 12:02:27,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-16 12:02:27,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-16 12:02:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2273 transitions. [2022-11-16 12:02:27,842 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8668954996186118 [2022-11-16 12:02:27,842 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2273 transitions. [2022-11-16 12:02:27,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2273 transitions. [2022-11-16 12:02:27,844 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:02:27,844 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2273 transitions. [2022-11-16 12:02:27,849 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) [2022-11-16 12:02:27,855 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) [2022-11-16 12:02:27,865 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) [2022-11-16 12:02:27,873 INFO L175 Difference]: Start difference. First operand has 204 places, 205 transitions, 1143 flow. Second operand 19 states and 2273 transitions. [2022-11-16 12:02:27,873 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 219 places, 350 transitions, 2847 flow [2022-11-16 12:02:29,085 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 212 places, 350 transitions, 2721 flow, removed 61 selfloop flow, removed 7 redundant places. [2022-11-16 12:02:29,089 INFO L231 Difference]: Finished difference. Result has 218 places, 165 transitions, 821 flow [2022-11-16 12:02:29,089 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} [2022-11-16 12:02:29,090 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 73 predicate places. [2022-11-16 12:02:29,090 INFO L495 AbstractCegarLoop]: Abstraction has has 218 places, 165 transitions, 821 flow [2022-11-16 12:02:29,091 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) [2022-11-16 12:02:29,091 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:02:29,091 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] [2022-11-16 12:02:29,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 12:02:29,091 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)] === [2022-11-16 12:02:29,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:29,092 INFO L85 PathProgramCache]: Analyzing trace with hash 829955048, now seen corresponding path program 1 times [2022-11-16 12:02:29,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:29,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046891893] [2022-11-16 12:02:29,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:29,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:29,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:02:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:02:29,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:02:29,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046891893] [2022-11-16 12:02:29,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046891893] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:02:29,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:02:29,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 12:02:29,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006514612] [2022-11-16 12:02:29,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:02:29,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 12:02:29,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:02:29,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 12:02:29,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:02:29,631 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 138 [2022-11-16 12:02:29,631 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) [2022-11-16 12:02:29,631 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 12:02:29,632 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 138 [2022-11-16 12:02:29,632 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 12:02:30,507 INFO L130 PetriNetUnfolder]: 548/3900 cut-off events. [2022-11-16 12:02:30,507 INFO L131 PetriNetUnfolder]: For 7829/8138 co-relation queries the response was YES. [2022-11-16 12:02:30,529 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. [2022-11-16 12:02:30,533 INFO L137 encePairwiseOnDemand]: 129/138 looper letters, 35 selfloop transitions, 3 changer transitions 40/193 dead transitions. [2022-11-16 12:02:30,533 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 193 transitions, 1169 flow [2022-11-16 12:02:30,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 12:02:30,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-16 12:02:30,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 966 transitions. [2022-11-16 12:02:30,536 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7777777777777778 [2022-11-16 12:02:30,536 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 966 transitions. [2022-11-16 12:02:30,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 966 transitions. [2022-11-16 12:02:30,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:02:30,537 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 966 transitions. [2022-11-16 12:02:30,539 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) [2022-11-16 12:02:30,541 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) [2022-11-16 12:02:30,541 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) [2022-11-16 12:02:30,542 INFO L175 Difference]: Start difference. First operand has 218 places, 165 transitions, 821 flow. Second operand 9 states and 966 transitions. [2022-11-16 12:02:30,542 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 218 places, 193 transitions, 1169 flow [2022-11-16 12:02:30,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 193 transitions, 966 flow, removed 51 selfloop flow, removed 29 redundant places. [2022-11-16 12:02:30,639 INFO L231 Difference]: Finished difference. Result has 194 places, 152 transitions, 588 flow [2022-11-16 12:02:30,640 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} [2022-11-16 12:02:30,640 INFO L288 CegarLoopForPetriNet]: 145 programPoint places, 49 predicate places. [2022-11-16 12:02:30,641 INFO L495 AbstractCegarLoop]: Abstraction has has 194 places, 152 transitions, 588 flow [2022-11-16 12:02:30,641 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) [2022-11-16 12:02:30,641 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 12:02:30,641 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] [2022-11-16 12:02:30,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-16 12:02:30,642 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)] === [2022-11-16 12:02:30,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:02:30,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1116181272, now seen corresponding path program 2 times [2022-11-16 12:02:30,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:02:30,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17033158] [2022-11-16 12:02:30,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:02:30,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:02:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:02:30,688 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:02:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:02:30,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:02:30,774 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:02:30,775 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-11-16 12:02:30,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-11-16 12:02:30,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2022-11-16 12:02:30,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2022-11-16 12:02:30,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2022-11-16 12:02:30,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2022-11-16 12:02:30,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-11-16 12:02:30,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-16 12:02:30,779 INFO L444 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1] [2022-11-16 12:02:30,786 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-16 12:02:30,786 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:02:30,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:02:30 BasicIcfg [2022-11-16 12:02:30,926 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:02:30,927 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:02:30,927 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:02:30,927 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:02:30,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:01:53" (3/4) ... [2022-11-16 12:02:30,929 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-16 12:02:31,086 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 12:02:31,087 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:02:31,087 INFO L158 Benchmark]: Toolchain (without parser) took 40002.59ms. Allocated memory was 127.9MB in the beginning and 9.1GB in the end (delta: 9.0GB). Free memory was 88.5MB in the beginning and 7.9GB in the end (delta: -7.8GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-16 12:02:31,087 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:02:31,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.63ms. Allocated memory is still 127.9MB. Free memory was 88.4MB in the beginning and 90.9MB in the end (delta: -2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:02:31,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.11ms. Allocated memory is still 127.9MB. Free memory was 90.9MB in the beginning and 88.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:02:31,088 INFO L158 Benchmark]: Boogie Preprocessor took 54.57ms. Allocated memory is still 127.9MB. Free memory was 88.2MB in the beginning and 86.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:02:31,089 INFO L158 Benchmark]: RCFGBuilder took 1121.83ms. Allocated memory is still 127.9MB. Free memory was 86.1MB in the beginning and 53.1MB in the end (delta: 33.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-16 12:02:31,089 INFO L158 Benchmark]: TraceAbstraction took 37789.66ms. Allocated memory was 127.9MB in the beginning and 9.1GB in the end (delta: 9.0GB). Free memory was 52.0MB in the beginning and 7.9GB in the end (delta: -7.9GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-16 12:02:31,090 INFO L158 Benchmark]: Witness Printer took 160.14ms. Allocated memory is still 9.1GB. Free memory was 7.9GB in the beginning and 7.9GB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-16 12:02:31,091 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 760.63ms. Allocated memory is still 127.9MB. Free memory was 88.4MB in the beginning and 90.9MB in the end (delta: -2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.11ms. Allocated memory is still 127.9MB. Free memory was 90.9MB in the beginning and 88.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.57ms. Allocated memory is still 127.9MB. Free memory was 88.2MB in the beginning and 86.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1121.83ms. Allocated memory is still 127.9MB. Free memory was 86.1MB in the beginning and 53.1MB in the end (delta: 33.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 37789.66ms. Allocated memory was 127.9MB in the beginning and 9.1GB in the end (delta: 9.0GB). Free memory was 52.0MB in the beginning and 7.9GB in the end (delta: -7.9GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 160.14ms. Allocated memory is still 9.1GB. Free memory was 7.9GB in the beginning and 7.9GB 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$$choice2=255, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L883] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$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] - 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: 37.4s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 28.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1039 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1039 mSDsluCounter, 1053 SdHoareTripleChecker+Invalid, 2.5s 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, 3.1s 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, 0.7s SatisfiabilityAnalysisTime, 7.8s 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! [2022-11-16 12:02:31,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d534ecd7-e370-46f0-964b-26898a27ecb9/bin/uautomizer-tPACEb0tL8/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