./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7db5da573de5a20455a36e013b1614f5d7f4dede9c4027ebf8a62a657a5ca5e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 20:33:42,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 20:33:42,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 20:33:42,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 20:33:42,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 20:33:42,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 20:33:42,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 20:33:42,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 20:33:42,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 20:33:42,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 20:33:42,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 20:33:42,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 20:33:42,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 20:33:42,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 20:33:42,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 20:33:42,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 20:33:42,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 20:33:42,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 20:33:42,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 20:33:42,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 20:33:42,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 20:33:42,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 20:33:42,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 20:33:42,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 20:33:42,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 20:33:42,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 20:33:42,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 20:33:42,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 20:33:42,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 20:33:42,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 20:33:42,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 20:33:42,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 20:33:42,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 20:33:42,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 20:33:42,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 20:33:42,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 20:33:42,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 20:33:42,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 20:33:42,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 20:33:42,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 20:33:42,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 20:33:42,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 20:33:42,112 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 20:33:42,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 20:33:42,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 20:33:42,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 20:33:42,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 20:33:42,114 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 20:33:42,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 20:33:42,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 20:33:42,115 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 20:33:42,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 20:33:42,116 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 20:33:42,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 20:33:42,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 20:33:42,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 20:33:42,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 20:33:42,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 20:33:42,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 20:33:42,118 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 20:33:42,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 20:33:42,118 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 20:33:42,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 20:33:42,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 20:33:42,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 20:33:42,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 20:33:42,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:33:42,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 20:33:42,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 20:33:42,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 20:33:42,120 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 20:33:42,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 20:33:42,120 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 20:33:42,120 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 20:33:42,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 20:33:42,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7db5da573de5a20455a36e013b1614f5d7f4dede9c4027ebf8a62a657a5ca5e2 [2022-02-20 20:33:42,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 20:33:42,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 20:33:42,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 20:33:42,368 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 20:33:42,369 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 20:33:42,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2022-02-20 20:33:42,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89269444b/6b7bb5de7b88412ca8f916e9a7bc9e9c/FLAG489050bbe [2022-02-20 20:33:42,890 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 20:33:42,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2022-02-20 20:33:42,901 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89269444b/6b7bb5de7b88412ca8f916e9a7bc9e9c/FLAG489050bbe [2022-02-20 20:33:43,215 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89269444b/6b7bb5de7b88412ca8f916e9a7bc9e9c [2022-02-20 20:33:43,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 20:33:43,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 20:33:43,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 20:33:43,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 20:33:43,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 20:33:43,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@414015a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43, skipping insertion in model container [2022-02-20 20:33:43,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 20:33:43,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 20:33:43,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2022-02-20 20:33:43,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:33:43,707 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 20:33:43,721 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2022-02-20 20:33:43,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:33:43,829 INFO L208 MainTranslator]: Completed translation [2022-02-20 20:33:43,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43 WrapperNode [2022-02-20 20:33:43,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 20:33:43,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 20:33:43,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 20:33:43,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 20:33:43,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,913 INFO L137 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 258 [2022-02-20 20:33:43,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 20:33:43,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 20:33:43,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 20:33:43,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 20:33:43,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 20:33:43,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 20:33:43,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 20:33:43,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 20:33:43,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (1/1) ... [2022-02-20 20:33:43,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:33:43,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 20:33:44,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 20:33:44,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 20:33:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 20:33:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 20:33:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 20:33:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 20:33:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 20:33:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-20 20:33:44,068 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-20 20:33:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-20 20:33:44,068 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-20 20:33:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 20:33:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 20:33:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 20:33:44,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 20:33:44,071 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 20:33:44,231 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 20:33:44,232 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 20:33:44,712 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 20:33:45,003 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 20:33:45,004 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 20:33:45,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:33:45 BoogieIcfgContainer [2022-02-20 20:33:45,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 20:33:45,008 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 20:33:45,008 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 20:33:45,010 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 20:33:45,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 08:33:43" (1/3) ... [2022-02-20 20:33:45,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d402e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:33:45, skipping insertion in model container [2022-02-20 20:33:45,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:43" (2/3) ... [2022-02-20 20:33:45,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d402e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:33:45, skipping insertion in model container [2022-02-20 20:33:45,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:33:45" (3/3) ... [2022-02-20 20:33:45,013 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_power.oepc_pso.oepc_rmo.oepc.i [2022-02-20 20:33:45,017 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 20:33:45,017 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 20:33:45,017 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-20 20:33:45,017 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 20:33:45,056 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,056 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,057 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,057 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,057 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,057 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,057 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,058 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,058 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,058 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,059 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,059 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,060 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,060 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,061 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,061 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,061 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,061 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,062 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,062 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,062 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,062 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,063 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,063 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,064 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,064 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,064 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,064 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,065 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,065 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,066 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,066 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,066 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,066 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,067 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,067 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,067 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,068 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,068 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,069 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,069 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,075 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,076 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,076 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,077 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,077 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,077 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,077 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,078 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,078 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,078 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,079 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,079 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,079 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,081 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,082 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,082 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:45,083 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 20:33:45,120 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 20:33:45,126 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 20:33:45,126 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-20 20:33:45,135 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 93 transitions, 196 flow [2022-02-20 20:33:45,164 INFO L129 PetriNetUnfolder]: 2/91 cut-off events. [2022-02-20 20:33:45,164 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:33:45,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 91 events. 2/91 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 44 event pairs, 0 based on Foata normal form. 0/87 useless extension candidates. Maximal degree in co-relation 55. Up to 2 conditions per place. [2022-02-20 20:33:45,167 INFO L82 GeneralOperation]: Start removeDead. Operand has 98 places, 93 transitions, 196 flow [2022-02-20 20:33:45,170 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 96 places, 91 transitions, 188 flow [2022-02-20 20:33:45,178 INFO L129 PetriNetUnfolder]: 0/42 cut-off events. [2022-02-20 20:33:45,178 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:33:45,178 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:45,179 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:45,179 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-20 20:33:45,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:45,184 INFO L85 PathProgramCache]: Analyzing trace with hash -761824995, now seen corresponding path program 1 times [2022-02-20 20:33:45,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:45,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587306251] [2022-02-20 20:33:45,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:45,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:45,418 INFO L290 TraceCheckUtils]: 0: Hoare triple {101#true} [810] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {101#true} is VALID [2022-02-20 20:33:45,419 INFO L290 TraceCheckUtils]: 1: Hoare triple {101#true} [796] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {101#true} is VALID [2022-02-20 20:33:45,419 INFO L290 TraceCheckUtils]: 2: Hoare triple {101#true} [821] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {101#true} is VALID [2022-02-20 20:33:45,419 INFO L290 TraceCheckUtils]: 3: Hoare triple {101#true} [825] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {101#true} is VALID [2022-02-20 20:33:45,419 INFO L290 TraceCheckUtils]: 4: Hoare triple {101#true} [823] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {101#true} is VALID [2022-02-20 20:33:45,420 INFO L290 TraceCheckUtils]: 5: Hoare triple {101#true} [764] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {101#true} is VALID [2022-02-20 20:33:45,420 INFO L290 TraceCheckUtils]: 6: Hoare triple {101#true} [760] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {101#true} is VALID [2022-02-20 20:33:45,420 INFO L290 TraceCheckUtils]: 7: Hoare triple {101#true} [780] L17-3-->L17-4: Formula: (and (= 39 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {101#true} is VALID [2022-02-20 20:33:45,421 INFO L290 TraceCheckUtils]: 8: Hoare triple {101#true} [759] L17-4-->L709: Formula: (= v_~__unbuffered_cnt~0_5 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_5} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {101#true} is VALID [2022-02-20 20:33:45,421 INFO L290 TraceCheckUtils]: 9: Hoare triple {101#true} [807] L709-->L710: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {101#true} is VALID [2022-02-20 20:33:45,421 INFO L290 TraceCheckUtils]: 10: Hoare triple {101#true} [746] L710-->L712: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {101#true} is VALID [2022-02-20 20:33:45,421 INFO L290 TraceCheckUtils]: 11: Hoare triple {101#true} [831] L712-->L714: Formula: (= v_~x~0_3 0) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {101#true} is VALID [2022-02-20 20:33:45,422 INFO L290 TraceCheckUtils]: 12: Hoare triple {101#true} [754] L714-->L715: Formula: (= v_~y~0_6 0) InVars {} OutVars{~y~0=v_~y~0_6} AuxVars[] AssignedVars[~y~0] {101#true} is VALID [2022-02-20 20:33:45,422 INFO L290 TraceCheckUtils]: 13: Hoare triple {101#true} [761] L715-->L716: Formula: (= v_~y$flush_delayed~0_1 0) InVars {} OutVars{~y$flush_delayed~0=v_~y$flush_delayed~0_1} AuxVars[] AssignedVars[~y$flush_delayed~0] {101#true} is VALID [2022-02-20 20:33:45,422 INFO L290 TraceCheckUtils]: 14: Hoare triple {101#true} [806] L716-->L717: Formula: (= 0 v_~y$mem_tmp~0_1) InVars {} OutVars{~y$mem_tmp~0=v_~y$mem_tmp~0_1} AuxVars[] AssignedVars[~y$mem_tmp~0] {101#true} is VALID [2022-02-20 20:33:45,423 INFO L290 TraceCheckUtils]: 15: Hoare triple {101#true} [773] L717-->L718: Formula: (= v_~y$r_buff0_thd0~0_2 0) InVars {} OutVars{~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_2} AuxVars[] AssignedVars[~y$r_buff0_thd0~0] {101#true} is VALID [2022-02-20 20:33:45,423 INFO L290 TraceCheckUtils]: 16: Hoare triple {101#true} [779] L718-->L719: Formula: (= v_~y$r_buff0_thd1~0_15 0) InVars {} OutVars{~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_15} AuxVars[] AssignedVars[~y$r_buff0_thd1~0] {101#true} is VALID [2022-02-20 20:33:45,423 INFO L290 TraceCheckUtils]: 17: Hoare triple {101#true} [751] L719-->L720: Formula: (= v_~y$r_buff0_thd2~0_14 0) InVars {} OutVars{~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_14} AuxVars[] AssignedVars[~y$r_buff0_thd2~0] {101#true} is VALID [2022-02-20 20:33:45,423 INFO L290 TraceCheckUtils]: 18: Hoare triple {101#true} [786] L720-->L721: Formula: (= v_~y$r_buff1_thd0~0_2 0) InVars {} OutVars{~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_2} AuxVars[] AssignedVars[~y$r_buff1_thd0~0] {101#true} is VALID [2022-02-20 20:33:45,424 INFO L290 TraceCheckUtils]: 19: Hoare triple {101#true} [767] L721-->L722: Formula: (= v_~y$r_buff1_thd1~0_10 0) InVars {} OutVars{~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_10} AuxVars[] AssignedVars[~y$r_buff1_thd1~0] {101#true} is VALID [2022-02-20 20:33:45,424 INFO L290 TraceCheckUtils]: 20: Hoare triple {101#true} [828] L722-->L723: Formula: (= 0 v_~y$r_buff1_thd2~0_10) InVars {} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_10} AuxVars[] AssignedVars[~y$r_buff1_thd2~0] {101#true} is VALID [2022-02-20 20:33:45,424 INFO L290 TraceCheckUtils]: 21: Hoare triple {101#true} [830] L723-->L724: Formula: (= v_~y$read_delayed~0_1 0) InVars {} OutVars{~y$read_delayed~0=v_~y$read_delayed~0_1} AuxVars[] AssignedVars[~y$read_delayed~0] {101#true} is VALID [2022-02-20 20:33:45,424 INFO L290 TraceCheckUtils]: 22: Hoare triple {101#true} [775] L724-->L725: Formula: (and (= v_~y$read_delayed_var~0.base_1 0) (= v_~y$read_delayed_var~0.offset_1 0)) InVars {} OutVars{~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_1, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_1} AuxVars[] AssignedVars[~y$read_delayed_var~0.offset, ~y$read_delayed_var~0.base] {101#true} is VALID [2022-02-20 20:33:45,425 INFO L290 TraceCheckUtils]: 23: Hoare triple {101#true} [755] L725-->L726: Formula: (= v_~y$w_buff0~0_5 0) InVars {} OutVars{~y$w_buff0~0=v_~y$w_buff0~0_5} AuxVars[] AssignedVars[~y$w_buff0~0] {101#true} is VALID [2022-02-20 20:33:45,426 INFO L290 TraceCheckUtils]: 24: Hoare triple {101#true} [778] L726-->L727: Formula: (= v_~y$w_buff0_used~0_28 0) InVars {} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_28} AuxVars[] AssignedVars[~y$w_buff0_used~0] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,426 INFO L290 TraceCheckUtils]: 25: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [765] L727-->L728: Formula: (= v_~y$w_buff1~0_4 0) InVars {} OutVars{~y$w_buff1~0=v_~y$w_buff1~0_4} AuxVars[] AssignedVars[~y$w_buff1~0] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,427 INFO L290 TraceCheckUtils]: 26: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [832] L728-->L729: Formula: (= v_~y$w_buff1_used~0_19 0) InVars {} OutVars{~y$w_buff1_used~0=v_~y$w_buff1_used~0_19} AuxVars[] AssignedVars[~y$w_buff1_used~0] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,427 INFO L290 TraceCheckUtils]: 27: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [795] L729-->L730: Formula: (= v_~weak$$choice0~0_1 0) InVars {} OutVars{~weak$$choice0~0=v_~weak$$choice0~0_1} AuxVars[] AssignedVars[~weak$$choice0~0] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,428 INFO L290 TraceCheckUtils]: 28: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [816] L730-->L-1-3: Formula: (= v_~weak$$choice2~0_1 0) InVars {} OutVars{~weak$$choice2~0=v_~weak$$choice2~0_1} AuxVars[] AssignedVars[~weak$$choice2~0] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,428 INFO L290 TraceCheckUtils]: 29: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [829] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,429 INFO L290 TraceCheckUtils]: 30: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [804] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,430 INFO L290 TraceCheckUtils]: 31: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [768] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,430 INFO L290 TraceCheckUtils]: 32: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [800] L-1-6-->L790: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_1|, ULTIMATE.start_main_#t~ite23#1=|v_ULTIMATE.start_main_#t~ite23#1_1|, ULTIMATE.start_main_#t~ite31#1=|v_ULTIMATE.start_main_#t~ite31#1_1|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_1|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_1|, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_1|, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_1|, ULTIMATE.start_main_#t~ite37#1=|v_ULTIMATE.start_main_#t~ite37#1_1|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_1|, ULTIMATE.start_main_#t~ite28#1=|v_ULTIMATE.start_main_#t~ite28#1_1|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_1|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_1|, ULTIMATE.start_main_#t~ite22#1=|v_ULTIMATE.start_main_#t~ite22#1_1|, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_1|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_1|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_1|, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_1|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_1|, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_1|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_1|, ULTIMATE.start_main_#t~ite34#1=|v_ULTIMATE.start_main_#t~ite34#1_1|, ULTIMATE.start_main_#t~ite47#1=|v_ULTIMATE.start_main_#t~ite47#1_1|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_1|, ULTIMATE.start_main_#t~ite20#1=|v_ULTIMATE.start_main_#t~ite20#1_1|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_1|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_1|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_1|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_1|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_1|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_1|, ULTIMATE.start_main_#t~ite24#1=|v_ULTIMATE.start_main_#t~ite24#1_1|, ULTIMATE.start_main_#t~ite43#1=|v_ULTIMATE.start_main_#t~ite43#1_1|, ULTIMATE.start_main_#t~ite46#1=|v_ULTIMATE.start_main_#t~ite46#1_1|, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_1|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_1|, ULTIMATE.start_main_#t~ite21#1=|v_ULTIMATE.start_main_#t~ite21#1_1|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36#1, ULTIMATE.start_main_#t~ite23#1, ULTIMATE.start_main_#t~ite31#1, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~nondet25#1, ULTIMATE.start_main_#t~ite19#1, ULTIMATE.start_main_#t~nondet18#1, ULTIMATE.start_main_#t~ite37#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~ite28#1, ULTIMATE.start_main_#t~ite35#1, ULTIMATE.start_main_#t~ite41#1, ULTIMATE.start_main_#t~ite22#1, ULTIMATE.start_main_#t~ite32#1, ULTIMATE.start_main_~#t2474~0#1.offset, ULTIMATE.start_main_#t~ite44#1, ULTIMATE.start_main_#t~nondet26#1, ULTIMATE.start_main_#t~ite40#1, ULTIMATE.start_main_#t~ite27#1, ULTIMATE.start_main_#t~ite42#1, ULTIMATE.start_main_#t~ite34#1, ULTIMATE.start_main_#t~ite47#1, ULTIMATE.start_main_~#t2473~0#1.offset, ULTIMATE.start_main_#t~ite20#1, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~ite39#1, ULTIMATE.start_main_~#t2473~0#1.base, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~ite30#1, ULTIMATE.start_main_#t~ite29#1, ULTIMATE.start_main_#t~ite24#1, ULTIMATE.start_main_#t~ite43#1, ULTIMATE.start_main_#t~ite46#1, ULTIMATE.start_main_#t~ite33#1, ULTIMATE.start_main_#t~ite38#1, ULTIMATE.start_main_#t~ite21#1, ULTIMATE.start_main_~#t2474~0#1.base] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,431 INFO L290 TraceCheckUtils]: 33: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [752] L790-->L790-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2473~0#1.offset_2| 0) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2473~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 0)) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 1)) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 4) |v_#length_3|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2473~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2473~0#1.offset, #length, ULTIMATE.start_main_~#t2473~0#1.base] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,432 INFO L290 TraceCheckUtils]: 34: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [798] L790-1-->L791: Formula: (= |v_ULTIMATE.start_main_#t~pre15#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre15#1] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,432 INFO L290 TraceCheckUtils]: 35: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [789] L791-->L791-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,433 INFO L290 TraceCheckUtils]: 36: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [785] L791-1-->L791-2: Formula: (= |v_#memory_int_3| (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_3|) |v_ULTIMATE.start_main_~#t2473~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre15#1_3|))) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_3|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_3|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,434 INFO L290 TraceCheckUtils]: 37: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [853] L791-2-->P0ENTRY: Formula: (and (= v_P0Thread1of1ForFork1_thidvar1_2 0) (= v_P0Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= |v_P0Thread1of1ForFork1_#in~arg#1.base_4| 0) (= |v_P0Thread1of1ForFork1_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{P0Thread1of1ForFork1_#res#1.offset=|v_P0Thread1of1ForFork1_#res#1.offset_4|, P0Thread1of1ForFork1_#in~arg#1.base=|v_P0Thread1of1ForFork1_#in~arg#1.base_4|, P0Thread1of1ForFork1_thidvar0=v_P0Thread1of1ForFork1_thidvar0_2, P0Thread1of1ForFork1_#t~ite6#1=|v_P0Thread1of1ForFork1_#t~ite6#1_4|, P0Thread1of1ForFork1_thidvar1=v_P0Thread1of1ForFork1_thidvar1_2, P0Thread1of1ForFork1_#in~arg#1.offset=|v_P0Thread1of1ForFork1_#in~arg#1.offset_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, P0Thread1of1ForFork1_~arg#1.base=|v_P0Thread1of1ForFork1_~arg#1.base_4|, P0Thread1of1ForFork1_#t~ite4#1=|v_P0Thread1of1ForFork1_#t~ite4#1_4|, P0Thread1of1ForFork1_~arg#1.offset=|v_P0Thread1of1ForFork1_~arg#1.offset_4|, P0Thread1of1ForFork1_#t~ite8#1=|v_P0Thread1of1ForFork1_#t~ite8#1_4|, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_6|, P0Thread1of1ForFork1_#res#1.base=|v_P0Thread1of1ForFork1_#res#1.base_4|, P0Thread1of1ForFork1_#t~ite7#1=|v_P0Thread1of1ForFork1_#t~ite7#1_4|, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_6|, P0Thread1of1ForFork1_#t~ite5#1=|v_P0Thread1of1ForFork1_#t~ite5#1_4|, P0Thread1of1ForFork1_#t~ite3#1=|v_P0Thread1of1ForFork1_#t~ite3#1_6|} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res#1.offset, P0Thread1of1ForFork1_#in~arg#1.base, P0Thread1of1ForFork1_thidvar0, P0Thread1of1ForFork1_#t~ite6#1, P0Thread1of1ForFork1_thidvar1, P0Thread1of1ForFork1_#in~arg#1.offset, P0Thread1of1ForFork1_~arg#1.base, P0Thread1of1ForFork1_#t~ite4#1, P0Thread1of1ForFork1_~arg#1.offset, P0Thread1of1ForFork1_#t~ite8#1, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork1_#res#1.base, P0Thread1of1ForFork1_#t~ite7#1, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1, P0Thread1of1ForFork1_#t~ite5#1, P0Thread1of1ForFork1_#t~ite3#1] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,434 INFO L290 TraceCheckUtils]: 38: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [835] P0ENTRY-->L733: Formula: (and (= |v_P0Thread1of1ForFork1_~arg#1.offset_1| |v_P0Thread1of1ForFork1_#in~arg#1.offset_1|) (= |v_P0Thread1of1ForFork1_#in~arg#1.base_1| |v_P0Thread1of1ForFork1_~arg#1.base_1|)) InVars {P0Thread1of1ForFork1_#in~arg#1.base=|v_P0Thread1of1ForFork1_#in~arg#1.base_1|, P0Thread1of1ForFork1_#in~arg#1.offset=|v_P0Thread1of1ForFork1_#in~arg#1.offset_1|} OutVars{P0Thread1of1ForFork1_#in~arg#1.offset=|v_P0Thread1of1ForFork1_#in~arg#1.offset_1|, P0Thread1of1ForFork1_#in~arg#1.base=|v_P0Thread1of1ForFork1_#in~arg#1.base_1|, P0Thread1of1ForFork1_~arg#1.base=|v_P0Thread1of1ForFork1_~arg#1.base_1|, P0Thread1of1ForFork1_~arg#1.offset=|v_P0Thread1of1ForFork1_~arg#1.offset_1|} AuxVars[] AssignedVars[P0Thread1of1ForFork1_~arg#1.base, P0Thread1of1ForFork1_~arg#1.offset] {103#(= ~y$w_buff0_used~0 0)} is VALID [2022-02-20 20:33:45,435 INFO L290 TraceCheckUtils]: 39: Hoare triple {103#(= ~y$w_buff0_used~0 0)} [836] L733-->P0Err0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= |v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_1| (ite (not (and (not (= (mod v_~y$w_buff0_used~0_383 256) 0)) (not (= (mod v_~y$w_buff1_used~0_299 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_383 1) (= 2 v_~y$w_buff0~0_109) (= |v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_1| 0) (= |v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_1| |v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_1|) (= v_~y$w_buff1~0_116 v_~y$w_buff0~0_110) (= v_~y$w_buff0_used~0_384 v_~y$w_buff1_used~0_299)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_384, ~y$w_buff0~0=v_~y$w_buff0~0_110} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_383, ~y$w_buff1~0=v_~y$w_buff1~0_116, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_1|, ~y$w_buff0~0=v_~y$w_buff0~0_109, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_1|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_299} AuxVars[] AssignedVars[~y$w_buff0_used~0, ~y$w_buff1~0, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff0~0, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$w_buff1_used~0] {102#false} is VALID [2022-02-20 20:33:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:45,437 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:45,437 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587306251] [2022-02-20 20:33:45,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587306251] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:45,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:45,438 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 20:33:45,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410231872] [2022-02-20 20:33:45,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:45,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-02-20 20:33:45,452 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:45,454 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:45,504 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:45,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 20:33:45,505 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:45,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 20:33:45,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 20:33:45,529 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 93 [2022-02-20 20:33:45,535 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 91 transitions, 188 flow. Second operand has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:45,536 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:45,536 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 93 [2022-02-20 20:33:45,537 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:45,716 INFO L129 PetriNetUnfolder]: 18/233 cut-off events. [2022-02-20 20:33:45,716 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-02-20 20:33:45,719 INFO L84 FinitePrefix]: Finished finitePrefix Result has 285 conditions, 233 events. 18/233 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 794 event pairs, 12 based on Foata normal form. 8/227 useless extension candidates. Maximal degree in co-relation 239. Up to 31 conditions per place. [2022-02-20 20:33:45,721 INFO L132 encePairwiseOnDemand]: 88/93 looper letters, 10 selfloop transitions, 2 changer transitions 0/91 dead transitions. [2022-02-20 20:33:45,721 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 91 transitions, 215 flow [2022-02-20 20:33:45,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 20:33:45,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-02-20 20:33:45,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 260 transitions. [2022-02-20 20:33:45,743 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.931899641577061 [2022-02-20 20:33:45,743 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 260 transitions. [2022-02-20 20:33:45,743 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 260 transitions. [2022-02-20 20:33:45,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:45,746 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 260 transitions. [2022-02-20 20:33:45,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:45,752 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:45,752 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:45,754 INFO L186 Difference]: Start difference. First operand has 96 places, 91 transitions, 188 flow. Second operand 3 states and 260 transitions. [2022-02-20 20:33:45,754 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 91 transitions, 215 flow [2022-02-20 20:33:45,757 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 91 transitions, 212 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-02-20 20:33:45,759 INFO L242 Difference]: Finished difference. Result has 94 places, 87 transitions, 182 flow [2022-02-20 20:33:45,761 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=182, PETRI_PLACES=94, PETRI_TRANSITIONS=87} [2022-02-20 20:33:45,763 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, -2 predicate places. [2022-02-20 20:33:45,764 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 87 transitions, 182 flow [2022-02-20 20:33:45,843 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1950 states, 1947 states have (on average 2.662044170518747) internal successors, (5183), 1949 states have internal predecessors, (5183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:45,849 INFO L78 Accepts]: Start accepts. Automaton has has 1950 states, 1947 states have (on average 2.662044170518747) internal successors, (5183), 1949 states have internal predecessors, (5183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-02-20 20:33:45,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:45,849 INFO L470 AbstractCegarLoop]: Abstraction has has 94 places, 87 transitions, 182 flow [2022-02-20 20:33:45,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:45,850 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:45,850 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:45,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 20:33:45,851 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-20 20:33:45,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:45,851 INFO L85 PathProgramCache]: Analyzing trace with hash -29849764, now seen corresponding path program 1 times [2022-02-20 20:33:45,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:45,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105663038] [2022-02-20 20:33:45,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:45,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:46,087 INFO L290 TraceCheckUtils]: 0: Hoare triple {2056#true} [810] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2056#true} is VALID [2022-02-20 20:33:46,088 INFO L290 TraceCheckUtils]: 1: Hoare triple {2056#true} [796] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {2056#true} is VALID [2022-02-20 20:33:46,088 INFO L290 TraceCheckUtils]: 2: Hoare triple {2056#true} [821] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {2056#true} is VALID [2022-02-20 20:33:46,089 INFO L290 TraceCheckUtils]: 3: Hoare triple {2056#true} [825] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {2056#true} is VALID [2022-02-20 20:33:46,089 INFO L290 TraceCheckUtils]: 4: Hoare triple {2056#true} [823] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {2056#true} is VALID [2022-02-20 20:33:46,090 INFO L290 TraceCheckUtils]: 5: Hoare triple {2056#true} [764] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {2056#true} is VALID [2022-02-20 20:33:46,093 INFO L290 TraceCheckUtils]: 6: Hoare triple {2056#true} [760] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {2056#true} is VALID [2022-02-20 20:33:46,094 INFO L290 TraceCheckUtils]: 7: Hoare triple {2056#true} [780] L17-3-->L17-4: Formula: (and (= 39 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {2056#true} is VALID [2022-02-20 20:33:46,094 INFO L290 TraceCheckUtils]: 8: Hoare triple {2056#true} [759] L17-4-->L709: Formula: (= v_~__unbuffered_cnt~0_5 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_5} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {2056#true} is VALID [2022-02-20 20:33:46,094 INFO L290 TraceCheckUtils]: 9: Hoare triple {2056#true} [807] L709-->L710: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {2056#true} is VALID [2022-02-20 20:33:46,098 INFO L290 TraceCheckUtils]: 10: Hoare triple {2056#true} [746] L710-->L712: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {2056#true} is VALID [2022-02-20 20:33:46,098 INFO L290 TraceCheckUtils]: 11: Hoare triple {2056#true} [831] L712-->L714: Formula: (= v_~x~0_3 0) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,099 INFO L290 TraceCheckUtils]: 12: Hoare triple {2058#(= ~x~0 0)} [754] L714-->L715: Formula: (= v_~y~0_6 0) InVars {} OutVars{~y~0=v_~y~0_6} AuxVars[] AssignedVars[~y~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,099 INFO L290 TraceCheckUtils]: 13: Hoare triple {2058#(= ~x~0 0)} [761] L715-->L716: Formula: (= v_~y$flush_delayed~0_1 0) InVars {} OutVars{~y$flush_delayed~0=v_~y$flush_delayed~0_1} AuxVars[] AssignedVars[~y$flush_delayed~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,100 INFO L290 TraceCheckUtils]: 14: Hoare triple {2058#(= ~x~0 0)} [806] L716-->L717: Formula: (= 0 v_~y$mem_tmp~0_1) InVars {} OutVars{~y$mem_tmp~0=v_~y$mem_tmp~0_1} AuxVars[] AssignedVars[~y$mem_tmp~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,100 INFO L290 TraceCheckUtils]: 15: Hoare triple {2058#(= ~x~0 0)} [773] L717-->L718: Formula: (= v_~y$r_buff0_thd0~0_2 0) InVars {} OutVars{~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_2} AuxVars[] AssignedVars[~y$r_buff0_thd0~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,104 INFO L290 TraceCheckUtils]: 16: Hoare triple {2058#(= ~x~0 0)} [779] L718-->L719: Formula: (= v_~y$r_buff0_thd1~0_15 0) InVars {} OutVars{~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_15} AuxVars[] AssignedVars[~y$r_buff0_thd1~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,105 INFO L290 TraceCheckUtils]: 17: Hoare triple {2058#(= ~x~0 0)} [751] L719-->L720: Formula: (= v_~y$r_buff0_thd2~0_14 0) InVars {} OutVars{~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_14} AuxVars[] AssignedVars[~y$r_buff0_thd2~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,105 INFO L290 TraceCheckUtils]: 18: Hoare triple {2058#(= ~x~0 0)} [786] L720-->L721: Formula: (= v_~y$r_buff1_thd0~0_2 0) InVars {} OutVars{~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_2} AuxVars[] AssignedVars[~y$r_buff1_thd0~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,107 INFO L290 TraceCheckUtils]: 19: Hoare triple {2058#(= ~x~0 0)} [767] L721-->L722: Formula: (= v_~y$r_buff1_thd1~0_10 0) InVars {} OutVars{~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_10} AuxVars[] AssignedVars[~y$r_buff1_thd1~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,108 INFO L290 TraceCheckUtils]: 20: Hoare triple {2058#(= ~x~0 0)} [828] L722-->L723: Formula: (= 0 v_~y$r_buff1_thd2~0_10) InVars {} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_10} AuxVars[] AssignedVars[~y$r_buff1_thd2~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,108 INFO L290 TraceCheckUtils]: 21: Hoare triple {2058#(= ~x~0 0)} [830] L723-->L724: Formula: (= v_~y$read_delayed~0_1 0) InVars {} OutVars{~y$read_delayed~0=v_~y$read_delayed~0_1} AuxVars[] AssignedVars[~y$read_delayed~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,109 INFO L290 TraceCheckUtils]: 22: Hoare triple {2058#(= ~x~0 0)} [775] L724-->L725: Formula: (and (= v_~y$read_delayed_var~0.base_1 0) (= v_~y$read_delayed_var~0.offset_1 0)) InVars {} OutVars{~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_1, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_1} AuxVars[] AssignedVars[~y$read_delayed_var~0.offset, ~y$read_delayed_var~0.base] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,109 INFO L290 TraceCheckUtils]: 23: Hoare triple {2058#(= ~x~0 0)} [755] L725-->L726: Formula: (= v_~y$w_buff0~0_5 0) InVars {} OutVars{~y$w_buff0~0=v_~y$w_buff0~0_5} AuxVars[] AssignedVars[~y$w_buff0~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,110 INFO L290 TraceCheckUtils]: 24: Hoare triple {2058#(= ~x~0 0)} [778] L726-->L727: Formula: (= v_~y$w_buff0_used~0_28 0) InVars {} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_28} AuxVars[] AssignedVars[~y$w_buff0_used~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,110 INFO L290 TraceCheckUtils]: 25: Hoare triple {2058#(= ~x~0 0)} [765] L727-->L728: Formula: (= v_~y$w_buff1~0_4 0) InVars {} OutVars{~y$w_buff1~0=v_~y$w_buff1~0_4} AuxVars[] AssignedVars[~y$w_buff1~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,111 INFO L290 TraceCheckUtils]: 26: Hoare triple {2058#(= ~x~0 0)} [832] L728-->L729: Formula: (= v_~y$w_buff1_used~0_19 0) InVars {} OutVars{~y$w_buff1_used~0=v_~y$w_buff1_used~0_19} AuxVars[] AssignedVars[~y$w_buff1_used~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,111 INFO L290 TraceCheckUtils]: 27: Hoare triple {2058#(= ~x~0 0)} [795] L729-->L730: Formula: (= v_~weak$$choice0~0_1 0) InVars {} OutVars{~weak$$choice0~0=v_~weak$$choice0~0_1} AuxVars[] AssignedVars[~weak$$choice0~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,112 INFO L290 TraceCheckUtils]: 28: Hoare triple {2058#(= ~x~0 0)} [816] L730-->L-1-3: Formula: (= v_~weak$$choice2~0_1 0) InVars {} OutVars{~weak$$choice2~0=v_~weak$$choice2~0_1} AuxVars[] AssignedVars[~weak$$choice2~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,112 INFO L290 TraceCheckUtils]: 29: Hoare triple {2058#(= ~x~0 0)} [829] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,113 INFO L290 TraceCheckUtils]: 30: Hoare triple {2058#(= ~x~0 0)} [804] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,113 INFO L290 TraceCheckUtils]: 31: Hoare triple {2058#(= ~x~0 0)} [768] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,114 INFO L290 TraceCheckUtils]: 32: Hoare triple {2058#(= ~x~0 0)} [800] L-1-6-->L790: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_1|, ULTIMATE.start_main_#t~ite23#1=|v_ULTIMATE.start_main_#t~ite23#1_1|, ULTIMATE.start_main_#t~ite31#1=|v_ULTIMATE.start_main_#t~ite31#1_1|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_1|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_1|, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_1|, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_1|, ULTIMATE.start_main_#t~ite37#1=|v_ULTIMATE.start_main_#t~ite37#1_1|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_1|, ULTIMATE.start_main_#t~ite28#1=|v_ULTIMATE.start_main_#t~ite28#1_1|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_1|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_1|, ULTIMATE.start_main_#t~ite22#1=|v_ULTIMATE.start_main_#t~ite22#1_1|, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_1|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_1|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_1|, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_1|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_1|, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_1|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_1|, ULTIMATE.start_main_#t~ite34#1=|v_ULTIMATE.start_main_#t~ite34#1_1|, ULTIMATE.start_main_#t~ite47#1=|v_ULTIMATE.start_main_#t~ite47#1_1|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_1|, ULTIMATE.start_main_#t~ite20#1=|v_ULTIMATE.start_main_#t~ite20#1_1|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_1|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_1|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_1|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_1|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_1|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_1|, ULTIMATE.start_main_#t~ite24#1=|v_ULTIMATE.start_main_#t~ite24#1_1|, ULTIMATE.start_main_#t~ite43#1=|v_ULTIMATE.start_main_#t~ite43#1_1|, ULTIMATE.start_main_#t~ite46#1=|v_ULTIMATE.start_main_#t~ite46#1_1|, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_1|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_1|, ULTIMATE.start_main_#t~ite21#1=|v_ULTIMATE.start_main_#t~ite21#1_1|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36#1, ULTIMATE.start_main_#t~ite23#1, ULTIMATE.start_main_#t~ite31#1, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~nondet25#1, ULTIMATE.start_main_#t~ite19#1, ULTIMATE.start_main_#t~nondet18#1, ULTIMATE.start_main_#t~ite37#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~ite28#1, ULTIMATE.start_main_#t~ite35#1, ULTIMATE.start_main_#t~ite41#1, ULTIMATE.start_main_#t~ite22#1, ULTIMATE.start_main_#t~ite32#1, ULTIMATE.start_main_~#t2474~0#1.offset, ULTIMATE.start_main_#t~ite44#1, ULTIMATE.start_main_#t~nondet26#1, ULTIMATE.start_main_#t~ite40#1, ULTIMATE.start_main_#t~ite27#1, ULTIMATE.start_main_#t~ite42#1, ULTIMATE.start_main_#t~ite34#1, ULTIMATE.start_main_#t~ite47#1, ULTIMATE.start_main_~#t2473~0#1.offset, ULTIMATE.start_main_#t~ite20#1, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~ite39#1, ULTIMATE.start_main_~#t2473~0#1.base, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~ite30#1, ULTIMATE.start_main_#t~ite29#1, ULTIMATE.start_main_#t~ite24#1, ULTIMATE.start_main_#t~ite43#1, ULTIMATE.start_main_#t~ite46#1, ULTIMATE.start_main_#t~ite33#1, ULTIMATE.start_main_#t~ite38#1, ULTIMATE.start_main_#t~ite21#1, ULTIMATE.start_main_~#t2474~0#1.base] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,115 INFO L290 TraceCheckUtils]: 33: Hoare triple {2058#(= ~x~0 0)} [752] L790-->L790-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2473~0#1.offset_2| 0) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2473~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 0)) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 1)) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 4) |v_#length_3|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2473~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2473~0#1.offset, #length, ULTIMATE.start_main_~#t2473~0#1.base] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,115 INFO L290 TraceCheckUtils]: 34: Hoare triple {2058#(= ~x~0 0)} [798] L790-1-->L791: Formula: (= |v_ULTIMATE.start_main_#t~pre15#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre15#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,116 INFO L290 TraceCheckUtils]: 35: Hoare triple {2058#(= ~x~0 0)} [789] L791-->L791-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,116 INFO L290 TraceCheckUtils]: 36: Hoare triple {2058#(= ~x~0 0)} [785] L791-1-->L791-2: Formula: (= |v_#memory_int_3| (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_3|) |v_ULTIMATE.start_main_~#t2473~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre15#1_3|))) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_3|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_3|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,117 INFO L290 TraceCheckUtils]: 37: Hoare triple {2058#(= ~x~0 0)} [853] L791-2-->P0ENTRY: Formula: (and (= v_P0Thread1of1ForFork1_thidvar1_2 0) (= v_P0Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= |v_P0Thread1of1ForFork1_#in~arg#1.base_4| 0) (= |v_P0Thread1of1ForFork1_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{P0Thread1of1ForFork1_#res#1.offset=|v_P0Thread1of1ForFork1_#res#1.offset_4|, P0Thread1of1ForFork1_#in~arg#1.base=|v_P0Thread1of1ForFork1_#in~arg#1.base_4|, P0Thread1of1ForFork1_thidvar0=v_P0Thread1of1ForFork1_thidvar0_2, P0Thread1of1ForFork1_#t~ite6#1=|v_P0Thread1of1ForFork1_#t~ite6#1_4|, P0Thread1of1ForFork1_thidvar1=v_P0Thread1of1ForFork1_thidvar1_2, P0Thread1of1ForFork1_#in~arg#1.offset=|v_P0Thread1of1ForFork1_#in~arg#1.offset_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, P0Thread1of1ForFork1_~arg#1.base=|v_P0Thread1of1ForFork1_~arg#1.base_4|, P0Thread1of1ForFork1_#t~ite4#1=|v_P0Thread1of1ForFork1_#t~ite4#1_4|, P0Thread1of1ForFork1_~arg#1.offset=|v_P0Thread1of1ForFork1_~arg#1.offset_4|, P0Thread1of1ForFork1_#t~ite8#1=|v_P0Thread1of1ForFork1_#t~ite8#1_4|, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_6|, P0Thread1of1ForFork1_#res#1.base=|v_P0Thread1of1ForFork1_#res#1.base_4|, P0Thread1of1ForFork1_#t~ite7#1=|v_P0Thread1of1ForFork1_#t~ite7#1_4|, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_6|, P0Thread1of1ForFork1_#t~ite5#1=|v_P0Thread1of1ForFork1_#t~ite5#1_4|, P0Thread1of1ForFork1_#t~ite3#1=|v_P0Thread1of1ForFork1_#t~ite3#1_6|} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res#1.offset, P0Thread1of1ForFork1_#in~arg#1.base, P0Thread1of1ForFork1_thidvar0, P0Thread1of1ForFork1_#t~ite6#1, P0Thread1of1ForFork1_thidvar1, P0Thread1of1ForFork1_#in~arg#1.offset, P0Thread1of1ForFork1_~arg#1.base, P0Thread1of1ForFork1_#t~ite4#1, P0Thread1of1ForFork1_~arg#1.offset, P0Thread1of1ForFork1_#t~ite8#1, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork1_#res#1.base, P0Thread1of1ForFork1_#t~ite7#1, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1, P0Thread1of1ForFork1_#t~ite5#1, P0Thread1of1ForFork1_#t~ite3#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,117 INFO L290 TraceCheckUtils]: 38: Hoare triple {2058#(= ~x~0 0)} [814] L791-3-->L791-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre15#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,118 INFO L290 TraceCheckUtils]: 39: Hoare triple {2058#(= ~x~0 0)} [756] L791-4-->L792: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet16#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,119 INFO L290 TraceCheckUtils]: 40: Hoare triple {2058#(= ~x~0 0)} [763] L792-->L792-1: Formula: (and (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2474~0#1.base_2| 4)) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2474~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2474~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2474~0#1.offset_2| 0) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2474~0#1.base_2|) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2474~0#1.base_2| 1) |v_#valid_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_2|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2474~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2474~0#1.base] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,120 INFO L290 TraceCheckUtils]: 41: Hoare triple {2058#(= ~x~0 0)} [826] L792-1-->L793: Formula: (= |v_ULTIMATE.start_main_#t~pre17#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre17#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,120 INFO L290 TraceCheckUtils]: 42: Hoare triple {2058#(= ~x~0 0)} [797] L793-->L793-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,121 INFO L290 TraceCheckUtils]: 43: Hoare triple {2058#(= ~x~0 0)} [782] L793-1-->L793-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2474~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2474~0#1.base_3|) |v_ULTIMATE.start_main_~#t2474~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre17#1_3|)) |v_#memory_int_5|) InVars {#memory_int=|v_#memory_int_6|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_3|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_3|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_3|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_3|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,122 INFO L290 TraceCheckUtils]: 44: Hoare triple {2058#(= ~x~0 0)} [851] L793-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= v_P1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre17#1_6|) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_6|} OutVars{P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_#t~ite12=|v_P1Thread1of1ForFork0_#t~ite12_4|, P1Thread1of1ForFork0_#t~ite11=|v_P1Thread1of1ForFork0_#t~ite11_4|, P1Thread1of1ForFork0_#t~ite14=|v_P1Thread1of1ForFork0_#t~ite14_4|, P1Thread1of1ForFork0_#t~ite9=|v_P1Thread1of1ForFork0_#t~ite9_6|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#t~ite13=|v_P1Thread1of1ForFork0_#t~ite13_4|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#t~ite10=|v_P1Thread1of1ForFork0_#t~ite10_4|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_#t~ite12, P1Thread1of1ForFork0_#t~ite11, P1Thread1of1ForFork0_#t~ite14, P1Thread1of1ForFork0_#t~ite9, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#t~ite13, P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#t~ite10, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.base] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,122 INFO L290 TraceCheckUtils]: 45: Hoare triple {2058#(= ~x~0 0)} [799] L793-3-->L793-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre17#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,123 INFO L290 TraceCheckUtils]: 46: Hoare triple {2058#(= ~x~0 0)} [766] L793-4-->L794: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet18#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,123 INFO L290 TraceCheckUtils]: 47: Hoare triple {2058#(= ~x~0 0)} [790] L794-->L796: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_6 2) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_6} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_6, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,124 INFO L290 TraceCheckUtils]: 48: Hoare triple {2058#(= ~x~0 0)} [772] L796-->L797: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,124 INFO L290 TraceCheckUtils]: 49: Hoare triple {2058#(= ~x~0 0)} [770] L797-->L797-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,125 INFO L290 TraceCheckUtils]: 50: Hoare triple {2058#(= ~x~0 0)} [769] L797-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,125 INFO L290 TraceCheckUtils]: 51: Hoare triple {2058#(= ~x~0 0)} [747] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,126 INFO L290 TraceCheckUtils]: 52: Hoare triple {2058#(= ~x~0 0)} [819] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,126 INFO L290 TraceCheckUtils]: 53: Hoare triple {2058#(= ~x~0 0)} [788] L2-1-->L798: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,127 INFO L290 TraceCheckUtils]: 54: Hoare triple {2058#(= ~x~0 0)} [801] L798-->L804: Formula: (let ((.cse12 (= (mod v_~y$w_buff1_used~0_264 256) 0)) (.cse4 (= (mod v_~y$r_buff1_thd0~0_153 256) 0)) (.cse13 (= (mod v_~y$w_buff0_used~0_342 256) 0)) (.cse14 (= (mod v_~y$r_buff0_thd0~0_220 256) 0)) (.cse5 (= (mod v_~y$w_buff0_used~0_341 256) 0))) (let ((.cse6 (or .cse14 .cse5)) (.cse1 (not .cse5)) (.cse7 (not .cse14)) (.cse11 (not .cse13)) (.cse10 (or .cse13 .cse14)) (.cse8 (or .cse12 .cse4)) (.cse2 (not .cse4)) (.cse9 (not .cse12))) (and (let ((.cse3 (= (mod v_~y$w_buff1_used~0_263 256) 0)) (.cse0 (= (mod v_~y$r_buff0_thd0~0_219 256) 0))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd0~0_152 0)) (and (or .cse4 .cse3) (or .cse5 .cse0) (= v_~y$r_buff1_thd0~0_152 v_~y$r_buff1_thd0~0_153)))) (or (and .cse6 (= v_~y$r_buff0_thd0~0_220 v_~y$r_buff0_thd0~0_219)) (and .cse7 (= v_~y$r_buff0_thd0~0_219 0) .cse1)) (or (and .cse8 (= v_~y$w_buff1_used~0_264 v_~y$w_buff1_used~0_263) .cse6) (and (= v_~y$w_buff1_used~0_263 0) (or (and .cse7 .cse1) (and .cse2 .cse9)))) (or (and (= v_~y$w_buff0_used~0_342 v_~y$w_buff0_used~0_341) .cse10) (and .cse7 (= v_~y$w_buff0_used~0_341 0) .cse11)) (or (and .cse7 .cse11 (= |v_ULTIMATE.start_main_#t~ite19#1_36| |v_ULTIMATE.start_main_#t~ite19#1_31|) (= v_~y~0_99 v_~y$w_buff0~0_73)) (and .cse10 (= v_~y~0_99 |v_ULTIMATE.start_main_#t~ite19#1_36|) (or (and .cse8 (= v_~y~0_100 |v_ULTIMATE.start_main_#t~ite19#1_36|)) (and .cse2 (= |v_ULTIMATE.start_main_#t~ite19#1_36| v_~y$w_buff1~0_88) .cse9))))))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_342, ~y$w_buff1~0=v_~y$w_buff1~0_88, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_220, ~y$w_buff0~0=v_~y$w_buff0~0_73, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_31|, ~y~0=v_~y~0_100, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_153, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_264} OutVars{ULTIMATE.start_main_#t~ite23#1=|v_ULTIMATE.start_main_#t~ite23#1_28|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_341, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_30|, ULTIMATE.start_main_#t~ite20#1=|v_ULTIMATE.start_main_#t~ite20#1_22|, ULTIMATE.start_main_#t~ite24#1=|v_ULTIMATE.start_main_#t~ite24#1_24|, ULTIMATE.start_main_#t~ite22#1=|v_ULTIMATE.start_main_#t~ite22#1_36|, ~y$w_buff1~0=v_~y$w_buff1~0_88, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_219, ~y$w_buff0~0=v_~y$w_buff0~0_73, ULTIMATE.start_main_#t~ite21#1=|v_ULTIMATE.start_main_#t~ite21#1_20|, ~y~0=v_~y~0_99, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_152, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_263} AuxVars[|v_ULTIMATE.start_main_#t~ite19#1_36|] AssignedVars[ULTIMATE.start_main_#t~ite24#1, ULTIMATE.start_main_#t~ite23#1, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite22#1, ~y$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite19#1, ULTIMATE.start_main_#t~ite20#1, ULTIMATE.start_main_#t~ite21#1, ~y~0, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0] {2058#(= ~x~0 0)} is VALID [2022-02-20 20:33:46,130 INFO L290 TraceCheckUtils]: 55: Hoare triple {2058#(= ~x~0 0)} [757] L804-->L820: Formula: (let ((.cse31 (= (mod v_~y$w_buff1_used~0_292 256) 0)) (.cse6 (= (mod v_~y$r_buff0_thd0~0_242 256) 0)) (.cse20 (= (mod v_~y$r_buff1_thd0~0_173 256) 0))) (let ((.cse10 (= (mod v_~weak$$choice2~0_80 256) 0)) (.cse23 (not .cse20)) (.cse2 (not .cse6)) (.cse30 (= (mod v_~y$w_buff0_used~0_372 256) 0)) (.cse7 (and .cse6 .cse20)) (.cse27 (and .cse6 .cse31)) (.cse8 (= (mod v_~y$w_buff0_used~0_371 256) 0)) (.cse5 (= (mod v_~y$w_buff1_used~0_291 256) 0))) (let ((.cse1 (not .cse5)) (.cse3 (or .cse6 .cse8)) (.cse4 (not .cse8)) (.cse13 (or .cse30 .cse7 .cse27)) (.cse0 (or .cse23 .cse2)) (.cse16 (or .cse30 .cse6)) (.cse17 (or (not .cse31) .cse2)) (.cse15 (not .cse30)) (.cse11 (not .cse10))) (and (let ((.cse9 (= |v_ULTIMATE.start_main_#t~ite41#1_61| |v_ULTIMATE.start_main_#t~ite41#1_66|))) (or (and (= v_~y$r_buff0_thd0~0_241 |v_ULTIMATE.start_main_#t~ite42#1_60|) (or (and .cse0 (or .cse1 .cse2) (or (and (= v_~y$r_buff0_thd0~0_242 |v_ULTIMATE.start_main_#t~ite41#1_66|) .cse3) (and (= |v_ULTIMATE.start_main_#t~ite41#1_66| 0) .cse2 .cse4)) (= |v_ULTIMATE.start_main_#t~ite41#1_66| |v_ULTIMATE.start_main_#t~ite42#1_60|) .cse4) (and (or (and .cse5 .cse6) .cse7 .cse8) .cse9 (= v_~y$r_buff0_thd0~0_242 |v_ULTIMATE.start_main_#t~ite42#1_60|))) .cse10) (and .cse9 (= |v_ULTIMATE.start_main_#t~ite42#1_55| |v_ULTIMATE.start_main_#t~ite42#1_60|) (= v_~y$r_buff0_thd0~0_242 v_~y$r_buff0_thd0~0_241) .cse11))) (let ((.cse12 (= |v_ULTIMATE.start_main_#t~ite32#1_61| |v_ULTIMATE.start_main_#t~ite32#1_66|))) (or (and (= v_~y$w_buff1~0_109 v_~y$w_buff1~0_108) .cse12 .cse11 (= |v_ULTIMATE.start_main_#t~ite33#1_64| |v_ULTIMATE.start_main_#t~ite33#1_59|)) (and (= |v_ULTIMATE.start_main_#t~ite33#1_64| v_~y$w_buff1~0_108) (or (and (= |v_ULTIMATE.start_main_#t~ite33#1_64| v_~y$w_buff1~0_109) .cse13 .cse12) (and (let ((.cse14 (= v_~y$w_buff1~0_109 |v_ULTIMATE.start_main_#t~ite32#1_66|))) (or (and .cse14 .cse2 .cse15) (and .cse16 .cse14))) .cse0 .cse17 (= |v_ULTIMATE.start_main_#t~ite33#1_64| |v_ULTIMATE.start_main_#t~ite32#1_66|) .cse15)) .cse10))) (let ((.cse18 (= |v_ULTIMATE.start_main_#t~ite44#1_63| |v_ULTIMATE.start_main_#t~ite44#1_68|))) (or (and .cse18 (= |v_ULTIMATE.start_main_#t~ite45#1_53| |v_ULTIMATE.start_main_#t~ite45#1_58|) (= v_~y$r_buff1_thd0~0_173 v_~y$r_buff1_thd0~0_172) .cse11) (and (let ((.cse19 (= (mod v_~y$r_buff0_thd0~0_241 256) 0))) (or (and .cse18 (= v_~y$r_buff1_thd0~0_173 |v_ULTIMATE.start_main_#t~ite45#1_58|) (or (and .cse19 .cse20) (and .cse5 .cse19) .cse8)) (let ((.cse22 (not .cse19))) (and (let ((.cse21 (= |v_ULTIMATE.start_main_#t~ite44#1_68| 0))) (or (and (or .cse19 .cse8) .cse21) (and .cse21 .cse22 .cse4))) (or .cse22 .cse23) (= |v_ULTIMATE.start_main_#t~ite44#1_68| |v_ULTIMATE.start_main_#t~ite45#1_58|) .cse4 (or .cse1 .cse22))))) .cse10 (= v_~y$r_buff1_thd0~0_172 |v_ULTIMATE.start_main_#t~ite45#1_58|)))) (let ((.cse24 (= |v_ULTIMATE.start_main_#t~ite29#1_48| |v_ULTIMATE.start_main_#t~ite29#1_43|))) (or (and (= |v_ULTIMATE.start_main_#t~ite30#1_39| |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse24 .cse11 (= v_~y$w_buff0~0_98 v_~y$w_buff0~0_97)) (and (or (and (= v_~y$w_buff0~0_98 |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse13 .cse24) (and (let ((.cse25 (= v_~y$w_buff0~0_98 |v_ULTIMATE.start_main_#t~ite29#1_48|))) (or (and .cse16 .cse25) (and .cse25 .cse2 .cse15))) .cse0 (= |v_ULTIMATE.start_main_#t~ite29#1_48| |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse17 .cse15)) (= v_~y$w_buff0~0_97 |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse10))) (= |v_ULTIMATE.start_main_#t~nondet25#1_37| v_~weak$$choice0~0_17) (= v_~main$tmp_guard1~0_20 (ite (= (ite (not (and (= v_~x~0_21 2) (= v_~y~0_135 2))) 1 0) 0) 0 1)) (or (and (= |v_ULTIMATE.start_main_#t~ite27#1_44| |v_ULTIMATE.start_main_#t~ite27#1_39|) .cse13 (= v_~y~0_135 v_~y~0_131)) (and (= v_~y~0_135 |v_ULTIMATE.start_main_#t~ite27#1_44|) .cse0 (or (and .cse16 (= v_~y$w_buff1~0_109 |v_ULTIMATE.start_main_#t~ite27#1_44|)) (and (= |v_ULTIMATE.start_main_#t~ite27#1_44| v_~y$w_buff0~0_98) .cse2 .cse15)) .cse17 .cse15)) (or (and (= v_~y~0_129 v_~y~0_135) .cse10) (and .cse11 (= v_~y~0_129 v_~y$mem_tmp~0_18))) (= |v_ULTIMATE.start_main_#t~nondet26#1_39| v_~weak$$choice2~0_80) (let ((.cse26 (= |v_ULTIMATE.start_main_#t~ite38#1_56| |v_ULTIMATE.start_main_#t~ite38#1_51|))) (or (and (= |v_ULTIMATE.start_main_#t~ite39#1_50| v_~y$w_buff1_used~0_291) (or (and .cse26 (= |v_ULTIMATE.start_main_#t~ite39#1_50| v_~y$w_buff1_used~0_292) (or .cse7 .cse27 .cse8)) (and .cse0 .cse17 (= |v_ULTIMATE.start_main_#t~ite38#1_56| |v_ULTIMATE.start_main_#t~ite39#1_50|) (let ((.cse28 (= |v_ULTIMATE.start_main_#t~ite38#1_56| 0))) (or (and .cse2 .cse4 .cse28) (and .cse3 .cse28))) .cse4)) .cse10) (and (= |v_ULTIMATE.start_main_#t~ite39#1_45| |v_ULTIMATE.start_main_#t~ite39#1_50|) .cse26 .cse11 (= v_~y$w_buff1_used~0_292 v_~y$w_buff1_used~0_291)))) (let ((.cse29 (= |v_ULTIMATE.start_main_#t~ite35#1_56| |v_ULTIMATE.start_main_#t~ite35#1_51|))) (or (and .cse10 (or (and (= |v_ULTIMATE.start_main_#t~ite36#1_50| v_~y$w_buff0_used~0_372) .cse29 .cse13) (and .cse0 (or (and (= |v_ULTIMATE.start_main_#t~ite35#1_56| 0) .cse2 .cse15) (and (= |v_ULTIMATE.start_main_#t~ite35#1_56| v_~y$w_buff0_used~0_372) .cse16)) .cse17 (= |v_ULTIMATE.start_main_#t~ite35#1_56| |v_ULTIMATE.start_main_#t~ite36#1_50|) .cse15)) (= |v_ULTIMATE.start_main_#t~ite36#1_50| v_~y$w_buff0_used~0_371)) (and .cse29 (= v_~y$w_buff0_used~0_372 v_~y$w_buff0_used~0_371) (= |v_ULTIMATE.start_main_#t~ite36#1_50| |v_ULTIMATE.start_main_#t~ite36#1_45|) .cse11))) (= v_~y~0_131 v_~y$mem_tmp~0_18) (= 0 v_~y$flush_delayed~0_28))))) InVars {ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_45|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_55|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_372, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_53|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_37|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_45|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_51|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_43|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_39|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_61|, ~y$w_buff1~0=v_~y$w_buff1~0_109, ~y$w_buff0~0=v_~y$w_buff0~0_98, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_242, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_59|, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_61|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_51|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_63|, ~y~0=v_~y~0_131, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_39|, ~x~0=v_~x~0_21, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_173, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_39|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_292} OutVars{ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_44|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_371, ULTIMATE.start_main_#t~ite31#1=|v_ULTIMATE.start_main_#t~ite31#1_46|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_52|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_36|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_20, ULTIMATE.start_main_#t~ite37#1=|v_ULTIMATE.start_main_#t~ite37#1_28|, ULTIMATE.start_main_#t~ite28#1=|v_ULTIMATE.start_main_#t~ite28#1_30|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_50|, ~y$mem_tmp~0=v_~y$mem_tmp~0_18, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_60|, ~y$w_buff0~0=v_~y$w_buff0~0_97, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_60|, ~y$flush_delayed~0=v_~y$flush_delayed~0_28, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_62|, ~y~0=v_~y~0_129, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_34|, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_38|, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_38|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_54|, ULTIMATE.start_main_#t~ite34#1=|v_ULTIMATE.start_main_#t~ite34#1_36|, ULTIMATE.start_main_#t~ite47#1=|v_ULTIMATE.start_main_#t~ite47#1_22|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_44|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_42|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_38|, ~weak$$choice0~0=v_~weak$$choice0~0_17, ULTIMATE.start_main_#t~ite46#1=|v_ULTIMATE.start_main_#t~ite46#1_32|, ULTIMATE.start_main_#t~ite43#1=|v_ULTIMATE.start_main_#t~ite43#1_38|, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_241, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_58|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_50|, ~weak$$choice2~0=v_~weak$$choice2~0_80, ~x~0=v_~x~0_21, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_172, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_291} AuxVars[|v_ULTIMATE.start_main_#t~ite38#1_56|, |v_ULTIMATE.start_main_#t~ite44#1_68|, |v_ULTIMATE.start_main_#t~ite41#1_66|, |v_ULTIMATE.start_main_#t~ite35#1_56|, |v_ULTIMATE.start_main_#t~ite42#1_60|, |v_ULTIMATE.start_main_#t~ite27#1_44|, |v_ULTIMATE.start_main_#t~ite45#1_58|, |v_ULTIMATE.start_main_#t~ite39#1_50|, |v_ULTIMATE.start_main_#t~ite36#1_50|, |v_ULTIMATE.start_main_#t~ite32#1_66|, |v_ULTIMATE.start_main_#t~ite29#1_48|, |v_ULTIMATE.start_main_#t~ite30#1_44|, v_~y~0_135, |v_ULTIMATE.start_main_#t~ite33#1_64|] AssignedVars[ULTIMATE.start_main_#t~ite36#1, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite31#1, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~nondet25#1, ~main$tmp_guard1~0, ULTIMATE.start_main_#t~ite37#1, ULTIMATE.start_main_#t~ite28#1, ULTIMATE.start_main_#t~ite35#1, ~y$mem_tmp~0, ULTIMATE.start_main_#t~ite41#1, ~y$w_buff0~0, ULTIMATE.start_main_#t~ite32#1, ~y$flush_delayed~0, ULTIMATE.start_main_#t~ite44#1, ~y~0, ULTIMATE.start_main_#t~ite40#1, ULTIMATE.start_main_#t~nondet26#1, ULTIMATE.start_main_#t~ite27#1, ULTIMATE.start_main_#t~ite42#1, ULTIMATE.start_main_#t~ite34#1, ULTIMATE.start_main_#t~ite47#1, ULTIMATE.start_main_#t~ite39#1, ULTIMATE.start_main_#t~ite29#1, ULTIMATE.start_main_#t~ite30#1, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite46#1, ULTIMATE.start_main_#t~ite43#1, ~y$w_buff1~0, ~y$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite33#1, ULTIMATE.start_main_#t~ite38#1, ~weak$$choice2~0, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0] {2059#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:46,135 INFO L290 TraceCheckUtils]: 56: Hoare triple {2059#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [784] L820-->L821: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2059#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:46,136 INFO L290 TraceCheckUtils]: 57: Hoare triple {2059#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [820] L821-->L821-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {2060#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:46,136 INFO L290 TraceCheckUtils]: 58: Hoare triple {2060#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [833] L821-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {2060#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:46,137 INFO L290 TraceCheckUtils]: 59: Hoare triple {2060#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [783] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {2061#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:46,138 INFO L290 TraceCheckUtils]: 60: Hoare triple {2061#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [811] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {2057#false} is VALID [2022-02-20 20:33:46,138 INFO L290 TraceCheckUtils]: 61: Hoare triple {2057#false} [802] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2057#false} is VALID [2022-02-20 20:33:46,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:46,140 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:46,140 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105663038] [2022-02-20 20:33:46,140 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105663038] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:46,140 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:46,141 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 20:33:46,141 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877649744] [2022-02-20 20:33:46,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:46,142 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2022-02-20 20:33:46,143 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:46,143 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:46,203 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:46,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 20:33:46,204 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:46,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 20:33:46,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 20:33:46,206 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 93 [2022-02-20 20:33:46,207 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 87 transitions, 182 flow. Second operand has 6 states, 6 states have (on average 74.66666666666667) internal successors, (448), 6 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:46,207 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:46,207 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 93 [2022-02-20 20:33:46,207 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:46,754 INFO L129 PetriNetUnfolder]: 179/654 cut-off events. [2022-02-20 20:33:46,754 INFO L130 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2022-02-20 20:33:46,757 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1031 conditions, 654 events. 179/654 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 3783 event pairs, 62 based on Foata normal form. 0/631 useless extension candidates. Maximal degree in co-relation 984. Up to 186 conditions per place. [2022-02-20 20:33:46,759 INFO L132 encePairwiseOnDemand]: 86/93 looper letters, 17 selfloop transitions, 3 changer transitions 43/125 dead transitions. [2022-02-20 20:33:46,760 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 125 transitions, 382 flow [2022-02-20 20:33:46,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 20:33:46,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-02-20 20:33:46,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 713 transitions. [2022-02-20 20:33:46,770 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8518518518518519 [2022-02-20 20:33:46,770 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 713 transitions. [2022-02-20 20:33:46,770 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 713 transitions. [2022-02-20 20:33:46,771 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:46,771 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 713 transitions. [2022-02-20 20:33:46,774 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 79.22222222222223) internal successors, (713), 9 states have internal predecessors, (713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:46,776 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 93.0) internal successors, (930), 10 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:46,776 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 93.0) internal successors, (930), 10 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:46,777 INFO L186 Difference]: Start difference. First operand has 94 places, 87 transitions, 182 flow. Second operand 9 states and 713 transitions. [2022-02-20 20:33:46,777 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 125 transitions, 382 flow [2022-02-20 20:33:46,779 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 125 transitions, 364 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-02-20 20:33:46,781 INFO L242 Difference]: Finished difference. Result has 107 places, 79 transitions, 201 flow [2022-02-20 20:33:46,782 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=201, PETRI_PLACES=107, PETRI_TRANSITIONS=79} [2022-02-20 20:33:46,782 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 11 predicate places. [2022-02-20 20:33:46,782 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 107 places, 79 transitions, 201 flow [2022-02-20 20:33:46,832 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1268 states, 1266 states have (on average 2.604265402843602) internal successors, (3297), 1267 states have internal predecessors, (3297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:46,836 INFO L78 Accepts]: Start accepts. Automaton has has 1268 states, 1266 states have (on average 2.604265402843602) internal successors, (3297), 1267 states have internal predecessors, (3297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2022-02-20 20:33:46,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:46,837 INFO L470 AbstractCegarLoop]: Abstraction has has 107 places, 79 transitions, 201 flow [2022-02-20 20:33:46,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 74.66666666666667) internal successors, (448), 6 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:46,837 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:46,837 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:46,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 20:33:46,838 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-20 20:33:46,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:46,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1473150781, now seen corresponding path program 1 times [2022-02-20 20:33:46,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:46,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330998622] [2022-02-20 20:33:46,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:46,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:47,355 INFO L290 TraceCheckUtils]: 0: Hoare triple {3349#true} [810] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3349#true} is VALID [2022-02-20 20:33:47,355 INFO L290 TraceCheckUtils]: 1: Hoare triple {3349#true} [796] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {3349#true} is VALID [2022-02-20 20:33:47,355 INFO L290 TraceCheckUtils]: 2: Hoare triple {3349#true} [821] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {3349#true} is VALID [2022-02-20 20:33:47,355 INFO L290 TraceCheckUtils]: 3: Hoare triple {3349#true} [825] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {3349#true} is VALID [2022-02-20 20:33:47,357 INFO L290 TraceCheckUtils]: 4: Hoare triple {3349#true} [823] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {3349#true} is VALID [2022-02-20 20:33:47,358 INFO L290 TraceCheckUtils]: 5: Hoare triple {3349#true} [764] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {3349#true} is VALID [2022-02-20 20:33:47,358 INFO L290 TraceCheckUtils]: 6: Hoare triple {3349#true} [760] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {3349#true} is VALID [2022-02-20 20:33:47,358 INFO L290 TraceCheckUtils]: 7: Hoare triple {3349#true} [780] L17-3-->L17-4: Formula: (and (= 39 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {3349#true} is VALID [2022-02-20 20:33:47,361 INFO L290 TraceCheckUtils]: 8: Hoare triple {3349#true} [759] L17-4-->L709: Formula: (= v_~__unbuffered_cnt~0_5 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_5} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {3351#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:47,362 INFO L290 TraceCheckUtils]: 9: Hoare triple {3351#(= ~__unbuffered_cnt~0 0)} [807] L709-->L710: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {3351#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:47,363 INFO L290 TraceCheckUtils]: 10: Hoare triple {3351#(= ~__unbuffered_cnt~0 0)} [746] L710-->L712: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {3351#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:47,363 INFO L290 TraceCheckUtils]: 11: Hoare triple {3351#(= ~__unbuffered_cnt~0 0)} [831] L712-->L714: Formula: (= v_~x~0_3 0) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {3351#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:33:47,364 INFO L290 TraceCheckUtils]: 12: Hoare triple {3351#(= ~__unbuffered_cnt~0 0)} [754] L714-->L715: Formula: (= v_~y~0_6 0) InVars {} OutVars{~y~0=v_~y~0_6} AuxVars[] AssignedVars[~y~0] {3352#(and (= ~__unbuffered_cnt~0 0) (= ~y~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,364 INFO L290 TraceCheckUtils]: 13: Hoare triple {3352#(and (= ~__unbuffered_cnt~0 0) (= ~y~0 ~__unbuffered_cnt~0))} [761] L715-->L716: Formula: (= v_~y$flush_delayed~0_1 0) InVars {} OutVars{~y$flush_delayed~0=v_~y$flush_delayed~0_1} AuxVars[] AssignedVars[~y$flush_delayed~0] {3352#(and (= ~__unbuffered_cnt~0 0) (= ~y~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,365 INFO L290 TraceCheckUtils]: 14: Hoare triple {3352#(and (= ~__unbuffered_cnt~0 0) (= ~y~0 ~__unbuffered_cnt~0))} [806] L716-->L717: Formula: (= 0 v_~y$mem_tmp~0_1) InVars {} OutVars{~y$mem_tmp~0=v_~y$mem_tmp~0_1} AuxVars[] AssignedVars[~y$mem_tmp~0] {3352#(and (= ~__unbuffered_cnt~0 0) (= ~y~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,366 INFO L290 TraceCheckUtils]: 15: Hoare triple {3352#(and (= ~__unbuffered_cnt~0 0) (= ~y~0 ~__unbuffered_cnt~0))} [773] L717-->L718: Formula: (= v_~y$r_buff0_thd0~0_2 0) InVars {} OutVars{~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_2} AuxVars[] AssignedVars[~y$r_buff0_thd0~0] {3353#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,367 INFO L290 TraceCheckUtils]: 16: Hoare triple {3353#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0))} [779] L718-->L719: Formula: (= v_~y$r_buff0_thd1~0_15 0) InVars {} OutVars{~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_15} AuxVars[] AssignedVars[~y$r_buff0_thd1~0] {3353#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,367 INFO L290 TraceCheckUtils]: 17: Hoare triple {3353#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0))} [751] L719-->L720: Formula: (= v_~y$r_buff0_thd2~0_14 0) InVars {} OutVars{~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_14} AuxVars[] AssignedVars[~y$r_buff0_thd2~0] {3353#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,369 INFO L290 TraceCheckUtils]: 18: Hoare triple {3353#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0))} [786] L720-->L721: Formula: (= v_~y$r_buff1_thd0~0_2 0) InVars {} OutVars{~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_2} AuxVars[] AssignedVars[~y$r_buff1_thd0~0] {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,369 INFO L290 TraceCheckUtils]: 19: Hoare triple {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} [767] L721-->L722: Formula: (= v_~y$r_buff1_thd1~0_10 0) InVars {} OutVars{~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_10} AuxVars[] AssignedVars[~y$r_buff1_thd1~0] {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,376 INFO L290 TraceCheckUtils]: 20: Hoare triple {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} [828] L722-->L723: Formula: (= 0 v_~y$r_buff1_thd2~0_10) InVars {} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_10} AuxVars[] AssignedVars[~y$r_buff1_thd2~0] {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,376 INFO L290 TraceCheckUtils]: 21: Hoare triple {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} [830] L723-->L724: Formula: (= v_~y$read_delayed~0_1 0) InVars {} OutVars{~y$read_delayed~0=v_~y$read_delayed~0_1} AuxVars[] AssignedVars[~y$read_delayed~0] {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,377 INFO L290 TraceCheckUtils]: 22: Hoare triple {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} [775] L724-->L725: Formula: (and (= v_~y$read_delayed_var~0.base_1 0) (= v_~y$read_delayed_var~0.offset_1 0)) InVars {} OutVars{~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_1, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_1} AuxVars[] AssignedVars[~y$read_delayed_var~0.offset, ~y$read_delayed_var~0.base] {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,378 INFO L290 TraceCheckUtils]: 23: Hoare triple {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} [755] L725-->L726: Formula: (= v_~y$w_buff0~0_5 0) InVars {} OutVars{~y$w_buff0~0=v_~y$w_buff0~0_5} AuxVars[] AssignedVars[~y$w_buff0~0] {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,378 INFO L290 TraceCheckUtils]: 24: Hoare triple {3354#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} [778] L726-->L727: Formula: (= v_~y$w_buff0_used~0_28 0) InVars {} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_28} AuxVars[] AssignedVars[~y$w_buff0_used~0] {3355#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,379 INFO L290 TraceCheckUtils]: 25: Hoare triple {3355#(and (= ~__unbuffered_cnt~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0))} [765] L727-->L728: Formula: (= v_~y$w_buff1~0_4 0) InVars {} OutVars{~y$w_buff1~0=v_~y$w_buff1~0_4} AuxVars[] AssignedVars[~y$w_buff1~0] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,379 INFO L290 TraceCheckUtils]: 26: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [832] L728-->L729: Formula: (= v_~y$w_buff1_used~0_19 0) InVars {} OutVars{~y$w_buff1_used~0=v_~y$w_buff1_used~0_19} AuxVars[] AssignedVars[~y$w_buff1_used~0] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,380 INFO L290 TraceCheckUtils]: 27: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [795] L729-->L730: Formula: (= v_~weak$$choice0~0_1 0) InVars {} OutVars{~weak$$choice0~0=v_~weak$$choice0~0_1} AuxVars[] AssignedVars[~weak$$choice0~0] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,381 INFO L290 TraceCheckUtils]: 28: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [816] L730-->L-1-3: Formula: (= v_~weak$$choice2~0_1 0) InVars {} OutVars{~weak$$choice2~0=v_~weak$$choice2~0_1} AuxVars[] AssignedVars[~weak$$choice2~0] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,381 INFO L290 TraceCheckUtils]: 29: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [829] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,382 INFO L290 TraceCheckUtils]: 30: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [804] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,382 INFO L290 TraceCheckUtils]: 31: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [768] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,383 INFO L290 TraceCheckUtils]: 32: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [800] L-1-6-->L790: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_1|, ULTIMATE.start_main_#t~ite23#1=|v_ULTIMATE.start_main_#t~ite23#1_1|, ULTIMATE.start_main_#t~ite31#1=|v_ULTIMATE.start_main_#t~ite31#1_1|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_1|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_1|, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_1|, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_1|, ULTIMATE.start_main_#t~ite37#1=|v_ULTIMATE.start_main_#t~ite37#1_1|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_1|, ULTIMATE.start_main_#t~ite28#1=|v_ULTIMATE.start_main_#t~ite28#1_1|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_1|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_1|, ULTIMATE.start_main_#t~ite22#1=|v_ULTIMATE.start_main_#t~ite22#1_1|, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_1|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_1|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_1|, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_1|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_1|, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_1|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_1|, ULTIMATE.start_main_#t~ite34#1=|v_ULTIMATE.start_main_#t~ite34#1_1|, ULTIMATE.start_main_#t~ite47#1=|v_ULTIMATE.start_main_#t~ite47#1_1|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_1|, ULTIMATE.start_main_#t~ite20#1=|v_ULTIMATE.start_main_#t~ite20#1_1|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_1|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_1|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_1|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_1|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_1|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_1|, ULTIMATE.start_main_#t~ite24#1=|v_ULTIMATE.start_main_#t~ite24#1_1|, ULTIMATE.start_main_#t~ite43#1=|v_ULTIMATE.start_main_#t~ite43#1_1|, ULTIMATE.start_main_#t~ite46#1=|v_ULTIMATE.start_main_#t~ite46#1_1|, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_1|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_1|, ULTIMATE.start_main_#t~ite21#1=|v_ULTIMATE.start_main_#t~ite21#1_1|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36#1, ULTIMATE.start_main_#t~ite23#1, ULTIMATE.start_main_#t~ite31#1, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~nondet25#1, ULTIMATE.start_main_#t~ite19#1, ULTIMATE.start_main_#t~nondet18#1, ULTIMATE.start_main_#t~ite37#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~ite28#1, ULTIMATE.start_main_#t~ite35#1, ULTIMATE.start_main_#t~ite41#1, ULTIMATE.start_main_#t~ite22#1, ULTIMATE.start_main_#t~ite32#1, ULTIMATE.start_main_~#t2474~0#1.offset, ULTIMATE.start_main_#t~ite44#1, ULTIMATE.start_main_#t~nondet26#1, ULTIMATE.start_main_#t~ite40#1, ULTIMATE.start_main_#t~ite27#1, ULTIMATE.start_main_#t~ite42#1, ULTIMATE.start_main_#t~ite34#1, ULTIMATE.start_main_#t~ite47#1, ULTIMATE.start_main_~#t2473~0#1.offset, ULTIMATE.start_main_#t~ite20#1, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~ite39#1, ULTIMATE.start_main_~#t2473~0#1.base, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~ite30#1, ULTIMATE.start_main_#t~ite29#1, ULTIMATE.start_main_#t~ite24#1, ULTIMATE.start_main_#t~ite43#1, ULTIMATE.start_main_#t~ite46#1, ULTIMATE.start_main_#t~ite33#1, ULTIMATE.start_main_#t~ite38#1, ULTIMATE.start_main_#t~ite21#1, ULTIMATE.start_main_~#t2474~0#1.base] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,384 INFO L290 TraceCheckUtils]: 33: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [752] L790-->L790-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2473~0#1.offset_2| 0) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2473~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 0)) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 1)) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 4) |v_#length_3|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2473~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2473~0#1.offset, #length, ULTIMATE.start_main_~#t2473~0#1.base] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,384 INFO L290 TraceCheckUtils]: 34: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [798] L790-1-->L791: Formula: (= |v_ULTIMATE.start_main_#t~pre15#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre15#1] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,385 INFO L290 TraceCheckUtils]: 35: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [789] L791-->L791-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,386 INFO L290 TraceCheckUtils]: 36: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [785] L791-1-->L791-2: Formula: (= |v_#memory_int_3| (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_3|) |v_ULTIMATE.start_main_~#t2473~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre15#1_3|))) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_3|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_3|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,387 INFO L290 TraceCheckUtils]: 37: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [853] L791-2-->P0ENTRY: Formula: (and (= v_P0Thread1of1ForFork1_thidvar1_2 0) (= v_P0Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= |v_P0Thread1of1ForFork1_#in~arg#1.base_4| 0) (= |v_P0Thread1of1ForFork1_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{P0Thread1of1ForFork1_#res#1.offset=|v_P0Thread1of1ForFork1_#res#1.offset_4|, P0Thread1of1ForFork1_#in~arg#1.base=|v_P0Thread1of1ForFork1_#in~arg#1.base_4|, P0Thread1of1ForFork1_thidvar0=v_P0Thread1of1ForFork1_thidvar0_2, P0Thread1of1ForFork1_#t~ite6#1=|v_P0Thread1of1ForFork1_#t~ite6#1_4|, P0Thread1of1ForFork1_thidvar1=v_P0Thread1of1ForFork1_thidvar1_2, P0Thread1of1ForFork1_#in~arg#1.offset=|v_P0Thread1of1ForFork1_#in~arg#1.offset_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, P0Thread1of1ForFork1_~arg#1.base=|v_P0Thread1of1ForFork1_~arg#1.base_4|, P0Thread1of1ForFork1_#t~ite4#1=|v_P0Thread1of1ForFork1_#t~ite4#1_4|, P0Thread1of1ForFork1_~arg#1.offset=|v_P0Thread1of1ForFork1_~arg#1.offset_4|, P0Thread1of1ForFork1_#t~ite8#1=|v_P0Thread1of1ForFork1_#t~ite8#1_4|, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_6|, P0Thread1of1ForFork1_#res#1.base=|v_P0Thread1of1ForFork1_#res#1.base_4|, P0Thread1of1ForFork1_#t~ite7#1=|v_P0Thread1of1ForFork1_#t~ite7#1_4|, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_6|, P0Thread1of1ForFork1_#t~ite5#1=|v_P0Thread1of1ForFork1_#t~ite5#1_4|, P0Thread1of1ForFork1_#t~ite3#1=|v_P0Thread1of1ForFork1_#t~ite3#1_6|} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res#1.offset, P0Thread1of1ForFork1_#in~arg#1.base, P0Thread1of1ForFork1_thidvar0, P0Thread1of1ForFork1_#t~ite6#1, P0Thread1of1ForFork1_thidvar1, P0Thread1of1ForFork1_#in~arg#1.offset, P0Thread1of1ForFork1_~arg#1.base, P0Thread1of1ForFork1_#t~ite4#1, P0Thread1of1ForFork1_~arg#1.offset, P0Thread1of1ForFork1_#t~ite8#1, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork1_#res#1.base, P0Thread1of1ForFork1_#t~ite7#1, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1, P0Thread1of1ForFork1_#t~ite5#1, P0Thread1of1ForFork1_#t~ite3#1] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,387 INFO L290 TraceCheckUtils]: 38: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [814] L791-3-->L791-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre15#1] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,388 INFO L290 TraceCheckUtils]: 39: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [756] L791-4-->L792: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet16#1] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,389 INFO L290 TraceCheckUtils]: 40: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [763] L792-->L792-1: Formula: (and (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2474~0#1.base_2| 4)) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2474~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2474~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2474~0#1.offset_2| 0) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2474~0#1.base_2|) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2474~0#1.base_2| 1) |v_#valid_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_2|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2474~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2474~0#1.base] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,389 INFO L290 TraceCheckUtils]: 41: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [826] L792-1-->L793: Formula: (= |v_ULTIMATE.start_main_#t~pre17#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre17#1] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,390 INFO L290 TraceCheckUtils]: 42: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [797] L793-->L793-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,390 INFO L290 TraceCheckUtils]: 43: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [782] L793-1-->L793-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2474~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2474~0#1.base_3|) |v_ULTIMATE.start_main_~#t2474~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre17#1_3|)) |v_#memory_int_5|) InVars {#memory_int=|v_#memory_int_6|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_3|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_3|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_3|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_3|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,391 INFO L290 TraceCheckUtils]: 44: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [851] L793-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= v_P1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre17#1_6|) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_6|} OutVars{P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_#t~ite12=|v_P1Thread1of1ForFork0_#t~ite12_4|, P1Thread1of1ForFork0_#t~ite11=|v_P1Thread1of1ForFork0_#t~ite11_4|, P1Thread1of1ForFork0_#t~ite14=|v_P1Thread1of1ForFork0_#t~ite14_4|, P1Thread1of1ForFork0_#t~ite9=|v_P1Thread1of1ForFork0_#t~ite9_6|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#t~ite13=|v_P1Thread1of1ForFork0_#t~ite13_4|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#t~ite10=|v_P1Thread1of1ForFork0_#t~ite10_4|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_#t~ite12, P1Thread1of1ForFork0_#t~ite11, P1Thread1of1ForFork0_#t~ite14, P1Thread1of1ForFork0_#t~ite9, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#t~ite13, P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#t~ite10, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.base] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,399 INFO L290 TraceCheckUtils]: 45: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [843] P1ENTRY-->L761: Formula: (and (= v_P1Thread1of1ForFork0_~arg.offset_1 |v_P1Thread1of1ForFork0_#in~arg.offset_1|) (= v_P1Thread1of1ForFork0_~arg.base_1 |v_P1Thread1of1ForFork0_#in~arg.base_1|)) InVars {P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} OutVars{P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_1, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_1, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,400 INFO L290 TraceCheckUtils]: 46: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [799] L793-3-->L793-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre17#1] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,402 INFO L290 TraceCheckUtils]: 47: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [766] L793-4-->L794: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet18#1] {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} is VALID [2022-02-20 20:33:47,403 INFO L290 TraceCheckUtils]: 48: Hoare triple {3356#(and (not (= 2 ~__unbuffered_cnt~0)) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y~0 ~__unbuffered_cnt~0) (= ~y$r_buff1_thd0~0 0) (= ~y$w_buff1~0 ~__unbuffered_cnt~0))} [790] L794-->L796: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_6 2) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_6} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_6, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,403 INFO L290 TraceCheckUtils]: 49: Hoare triple {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} [772] L796-->L797: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,404 INFO L290 TraceCheckUtils]: 50: Hoare triple {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} [770] L797-->L797-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,405 INFO L290 TraceCheckUtils]: 51: Hoare triple {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} [769] L797-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,405 INFO L290 TraceCheckUtils]: 52: Hoare triple {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} [747] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,406 INFO L290 TraceCheckUtils]: 53: Hoare triple {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} [819] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,409 INFO L290 TraceCheckUtils]: 54: Hoare triple {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} [788] L2-1-->L798: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} is VALID [2022-02-20 20:33:47,411 INFO L290 TraceCheckUtils]: 55: Hoare triple {3357#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff0_used~0 0) (not (= 2 ~y$w_buff1~0)) (= ~y$r_buff1_thd0~0 0))} [801] L798-->L804: Formula: (let ((.cse12 (= (mod v_~y$w_buff1_used~0_264 256) 0)) (.cse4 (= (mod v_~y$r_buff1_thd0~0_153 256) 0)) (.cse13 (= (mod v_~y$w_buff0_used~0_342 256) 0)) (.cse14 (= (mod v_~y$r_buff0_thd0~0_220 256) 0)) (.cse5 (= (mod v_~y$w_buff0_used~0_341 256) 0))) (let ((.cse6 (or .cse14 .cse5)) (.cse1 (not .cse5)) (.cse7 (not .cse14)) (.cse11 (not .cse13)) (.cse10 (or .cse13 .cse14)) (.cse8 (or .cse12 .cse4)) (.cse2 (not .cse4)) (.cse9 (not .cse12))) (and (let ((.cse3 (= (mod v_~y$w_buff1_used~0_263 256) 0)) (.cse0 (= (mod v_~y$r_buff0_thd0~0_219 256) 0))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd0~0_152 0)) (and (or .cse4 .cse3) (or .cse5 .cse0) (= v_~y$r_buff1_thd0~0_152 v_~y$r_buff1_thd0~0_153)))) (or (and .cse6 (= v_~y$r_buff0_thd0~0_220 v_~y$r_buff0_thd0~0_219)) (and .cse7 (= v_~y$r_buff0_thd0~0_219 0) .cse1)) (or (and .cse8 (= v_~y$w_buff1_used~0_264 v_~y$w_buff1_used~0_263) .cse6) (and (= v_~y$w_buff1_used~0_263 0) (or (and .cse7 .cse1) (and .cse2 .cse9)))) (or (and (= v_~y$w_buff0_used~0_342 v_~y$w_buff0_used~0_341) .cse10) (and .cse7 (= v_~y$w_buff0_used~0_341 0) .cse11)) (or (and .cse7 .cse11 (= |v_ULTIMATE.start_main_#t~ite19#1_36| |v_ULTIMATE.start_main_#t~ite19#1_31|) (= v_~y~0_99 v_~y$w_buff0~0_73)) (and .cse10 (= v_~y~0_99 |v_ULTIMATE.start_main_#t~ite19#1_36|) (or (and .cse8 (= v_~y~0_100 |v_ULTIMATE.start_main_#t~ite19#1_36|)) (and .cse2 (= |v_ULTIMATE.start_main_#t~ite19#1_36| v_~y$w_buff1~0_88) .cse9))))))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_342, ~y$w_buff1~0=v_~y$w_buff1~0_88, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_220, ~y$w_buff0~0=v_~y$w_buff0~0_73, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_31|, ~y~0=v_~y~0_100, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_153, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_264} OutVars{ULTIMATE.start_main_#t~ite23#1=|v_ULTIMATE.start_main_#t~ite23#1_28|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_341, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_30|, ULTIMATE.start_main_#t~ite20#1=|v_ULTIMATE.start_main_#t~ite20#1_22|, ULTIMATE.start_main_#t~ite24#1=|v_ULTIMATE.start_main_#t~ite24#1_24|, ULTIMATE.start_main_#t~ite22#1=|v_ULTIMATE.start_main_#t~ite22#1_36|, ~y$w_buff1~0=v_~y$w_buff1~0_88, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_219, ~y$w_buff0~0=v_~y$w_buff0~0_73, ULTIMATE.start_main_#t~ite21#1=|v_ULTIMATE.start_main_#t~ite21#1_20|, ~y~0=v_~y~0_99, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_152, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_263} AuxVars[|v_ULTIMATE.start_main_#t~ite19#1_36|] AssignedVars[ULTIMATE.start_main_#t~ite24#1, ULTIMATE.start_main_#t~ite23#1, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite22#1, ~y$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite19#1, ULTIMATE.start_main_#t~ite20#1, ULTIMATE.start_main_#t~ite21#1, ~y~0, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0] {3358#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (not (= 2 ~y$w_buff1~0)))} is VALID [2022-02-20 20:33:47,411 INFO L290 TraceCheckUtils]: 56: Hoare triple {3358#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (not (= 2 ~y$w_buff1~0)))} [844] L761-->L763: Formula: (= 2 v_~x~0_2) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {3358#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (not (= 2 ~y$w_buff1~0)))} is VALID [2022-02-20 20:33:47,415 INFO L290 TraceCheckUtils]: 57: Hoare triple {3358#(and (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (not (= 2 ~y$w_buff1~0)))} [757] L804-->L820: Formula: (let ((.cse31 (= (mod v_~y$w_buff1_used~0_292 256) 0)) (.cse6 (= (mod v_~y$r_buff0_thd0~0_242 256) 0)) (.cse20 (= (mod v_~y$r_buff1_thd0~0_173 256) 0))) (let ((.cse10 (= (mod v_~weak$$choice2~0_80 256) 0)) (.cse23 (not .cse20)) (.cse2 (not .cse6)) (.cse30 (= (mod v_~y$w_buff0_used~0_372 256) 0)) (.cse7 (and .cse6 .cse20)) (.cse27 (and .cse6 .cse31)) (.cse8 (= (mod v_~y$w_buff0_used~0_371 256) 0)) (.cse5 (= (mod v_~y$w_buff1_used~0_291 256) 0))) (let ((.cse1 (not .cse5)) (.cse3 (or .cse6 .cse8)) (.cse4 (not .cse8)) (.cse13 (or .cse30 .cse7 .cse27)) (.cse0 (or .cse23 .cse2)) (.cse16 (or .cse30 .cse6)) (.cse17 (or (not .cse31) .cse2)) (.cse15 (not .cse30)) (.cse11 (not .cse10))) (and (let ((.cse9 (= |v_ULTIMATE.start_main_#t~ite41#1_61| |v_ULTIMATE.start_main_#t~ite41#1_66|))) (or (and (= v_~y$r_buff0_thd0~0_241 |v_ULTIMATE.start_main_#t~ite42#1_60|) (or (and .cse0 (or .cse1 .cse2) (or (and (= v_~y$r_buff0_thd0~0_242 |v_ULTIMATE.start_main_#t~ite41#1_66|) .cse3) (and (= |v_ULTIMATE.start_main_#t~ite41#1_66| 0) .cse2 .cse4)) (= |v_ULTIMATE.start_main_#t~ite41#1_66| |v_ULTIMATE.start_main_#t~ite42#1_60|) .cse4) (and (or (and .cse5 .cse6) .cse7 .cse8) .cse9 (= v_~y$r_buff0_thd0~0_242 |v_ULTIMATE.start_main_#t~ite42#1_60|))) .cse10) (and .cse9 (= |v_ULTIMATE.start_main_#t~ite42#1_55| |v_ULTIMATE.start_main_#t~ite42#1_60|) (= v_~y$r_buff0_thd0~0_242 v_~y$r_buff0_thd0~0_241) .cse11))) (let ((.cse12 (= |v_ULTIMATE.start_main_#t~ite32#1_61| |v_ULTIMATE.start_main_#t~ite32#1_66|))) (or (and (= v_~y$w_buff1~0_109 v_~y$w_buff1~0_108) .cse12 .cse11 (= |v_ULTIMATE.start_main_#t~ite33#1_64| |v_ULTIMATE.start_main_#t~ite33#1_59|)) (and (= |v_ULTIMATE.start_main_#t~ite33#1_64| v_~y$w_buff1~0_108) (or (and (= |v_ULTIMATE.start_main_#t~ite33#1_64| v_~y$w_buff1~0_109) .cse13 .cse12) (and (let ((.cse14 (= v_~y$w_buff1~0_109 |v_ULTIMATE.start_main_#t~ite32#1_66|))) (or (and .cse14 .cse2 .cse15) (and .cse16 .cse14))) .cse0 .cse17 (= |v_ULTIMATE.start_main_#t~ite33#1_64| |v_ULTIMATE.start_main_#t~ite32#1_66|) .cse15)) .cse10))) (let ((.cse18 (= |v_ULTIMATE.start_main_#t~ite44#1_63| |v_ULTIMATE.start_main_#t~ite44#1_68|))) (or (and .cse18 (= |v_ULTIMATE.start_main_#t~ite45#1_53| |v_ULTIMATE.start_main_#t~ite45#1_58|) (= v_~y$r_buff1_thd0~0_173 v_~y$r_buff1_thd0~0_172) .cse11) (and (let ((.cse19 (= (mod v_~y$r_buff0_thd0~0_241 256) 0))) (or (and .cse18 (= v_~y$r_buff1_thd0~0_173 |v_ULTIMATE.start_main_#t~ite45#1_58|) (or (and .cse19 .cse20) (and .cse5 .cse19) .cse8)) (let ((.cse22 (not .cse19))) (and (let ((.cse21 (= |v_ULTIMATE.start_main_#t~ite44#1_68| 0))) (or (and (or .cse19 .cse8) .cse21) (and .cse21 .cse22 .cse4))) (or .cse22 .cse23) (= |v_ULTIMATE.start_main_#t~ite44#1_68| |v_ULTIMATE.start_main_#t~ite45#1_58|) .cse4 (or .cse1 .cse22))))) .cse10 (= v_~y$r_buff1_thd0~0_172 |v_ULTIMATE.start_main_#t~ite45#1_58|)))) (let ((.cse24 (= |v_ULTIMATE.start_main_#t~ite29#1_48| |v_ULTIMATE.start_main_#t~ite29#1_43|))) (or (and (= |v_ULTIMATE.start_main_#t~ite30#1_39| |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse24 .cse11 (= v_~y$w_buff0~0_98 v_~y$w_buff0~0_97)) (and (or (and (= v_~y$w_buff0~0_98 |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse13 .cse24) (and (let ((.cse25 (= v_~y$w_buff0~0_98 |v_ULTIMATE.start_main_#t~ite29#1_48|))) (or (and .cse16 .cse25) (and .cse25 .cse2 .cse15))) .cse0 (= |v_ULTIMATE.start_main_#t~ite29#1_48| |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse17 .cse15)) (= v_~y$w_buff0~0_97 |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse10))) (= |v_ULTIMATE.start_main_#t~nondet25#1_37| v_~weak$$choice0~0_17) (= v_~main$tmp_guard1~0_20 (ite (= (ite (not (and (= v_~x~0_21 2) (= v_~y~0_135 2))) 1 0) 0) 0 1)) (or (and (= |v_ULTIMATE.start_main_#t~ite27#1_44| |v_ULTIMATE.start_main_#t~ite27#1_39|) .cse13 (= v_~y~0_135 v_~y~0_131)) (and (= v_~y~0_135 |v_ULTIMATE.start_main_#t~ite27#1_44|) .cse0 (or (and .cse16 (= v_~y$w_buff1~0_109 |v_ULTIMATE.start_main_#t~ite27#1_44|)) (and (= |v_ULTIMATE.start_main_#t~ite27#1_44| v_~y$w_buff0~0_98) .cse2 .cse15)) .cse17 .cse15)) (or (and (= v_~y~0_129 v_~y~0_135) .cse10) (and .cse11 (= v_~y~0_129 v_~y$mem_tmp~0_18))) (= |v_ULTIMATE.start_main_#t~nondet26#1_39| v_~weak$$choice2~0_80) (let ((.cse26 (= |v_ULTIMATE.start_main_#t~ite38#1_56| |v_ULTIMATE.start_main_#t~ite38#1_51|))) (or (and (= |v_ULTIMATE.start_main_#t~ite39#1_50| v_~y$w_buff1_used~0_291) (or (and .cse26 (= |v_ULTIMATE.start_main_#t~ite39#1_50| v_~y$w_buff1_used~0_292) (or .cse7 .cse27 .cse8)) (and .cse0 .cse17 (= |v_ULTIMATE.start_main_#t~ite38#1_56| |v_ULTIMATE.start_main_#t~ite39#1_50|) (let ((.cse28 (= |v_ULTIMATE.start_main_#t~ite38#1_56| 0))) (or (and .cse2 .cse4 .cse28) (and .cse3 .cse28))) .cse4)) .cse10) (and (= |v_ULTIMATE.start_main_#t~ite39#1_45| |v_ULTIMATE.start_main_#t~ite39#1_50|) .cse26 .cse11 (= v_~y$w_buff1_used~0_292 v_~y$w_buff1_used~0_291)))) (let ((.cse29 (= |v_ULTIMATE.start_main_#t~ite35#1_56| |v_ULTIMATE.start_main_#t~ite35#1_51|))) (or (and .cse10 (or (and (= |v_ULTIMATE.start_main_#t~ite36#1_50| v_~y$w_buff0_used~0_372) .cse29 .cse13) (and .cse0 (or (and (= |v_ULTIMATE.start_main_#t~ite35#1_56| 0) .cse2 .cse15) (and (= |v_ULTIMATE.start_main_#t~ite35#1_56| v_~y$w_buff0_used~0_372) .cse16)) .cse17 (= |v_ULTIMATE.start_main_#t~ite35#1_56| |v_ULTIMATE.start_main_#t~ite36#1_50|) .cse15)) (= |v_ULTIMATE.start_main_#t~ite36#1_50| v_~y$w_buff0_used~0_371)) (and .cse29 (= v_~y$w_buff0_used~0_372 v_~y$w_buff0_used~0_371) (= |v_ULTIMATE.start_main_#t~ite36#1_50| |v_ULTIMATE.start_main_#t~ite36#1_45|) .cse11))) (= v_~y~0_131 v_~y$mem_tmp~0_18) (= 0 v_~y$flush_delayed~0_28))))) InVars {ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_45|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_55|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_372, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_53|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_37|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_45|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_51|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_43|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_39|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_61|, ~y$w_buff1~0=v_~y$w_buff1~0_109, ~y$w_buff0~0=v_~y$w_buff0~0_98, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_242, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_59|, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_61|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_51|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_63|, ~y~0=v_~y~0_131, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_39|, ~x~0=v_~x~0_21, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_173, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_39|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_292} OutVars{ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_44|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_371, ULTIMATE.start_main_#t~ite31#1=|v_ULTIMATE.start_main_#t~ite31#1_46|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_52|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_36|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_20, ULTIMATE.start_main_#t~ite37#1=|v_ULTIMATE.start_main_#t~ite37#1_28|, ULTIMATE.start_main_#t~ite28#1=|v_ULTIMATE.start_main_#t~ite28#1_30|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_50|, ~y$mem_tmp~0=v_~y$mem_tmp~0_18, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_60|, ~y$w_buff0~0=v_~y$w_buff0~0_97, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_60|, ~y$flush_delayed~0=v_~y$flush_delayed~0_28, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_62|, ~y~0=v_~y~0_129, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_34|, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_38|, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_38|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_54|, ULTIMATE.start_main_#t~ite34#1=|v_ULTIMATE.start_main_#t~ite34#1_36|, ULTIMATE.start_main_#t~ite47#1=|v_ULTIMATE.start_main_#t~ite47#1_22|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_44|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_42|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_38|, ~weak$$choice0~0=v_~weak$$choice0~0_17, ULTIMATE.start_main_#t~ite46#1=|v_ULTIMATE.start_main_#t~ite46#1_32|, ULTIMATE.start_main_#t~ite43#1=|v_ULTIMATE.start_main_#t~ite43#1_38|, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_241, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_58|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_50|, ~weak$$choice2~0=v_~weak$$choice2~0_80, ~x~0=v_~x~0_21, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_172, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_291} AuxVars[|v_ULTIMATE.start_main_#t~ite38#1_56|, |v_ULTIMATE.start_main_#t~ite44#1_68|, |v_ULTIMATE.start_main_#t~ite41#1_66|, |v_ULTIMATE.start_main_#t~ite35#1_56|, |v_ULTIMATE.start_main_#t~ite42#1_60|, |v_ULTIMATE.start_main_#t~ite27#1_44|, |v_ULTIMATE.start_main_#t~ite45#1_58|, |v_ULTIMATE.start_main_#t~ite39#1_50|, |v_ULTIMATE.start_main_#t~ite36#1_50|, |v_ULTIMATE.start_main_#t~ite32#1_66|, |v_ULTIMATE.start_main_#t~ite29#1_48|, |v_ULTIMATE.start_main_#t~ite30#1_44|, v_~y~0_135, |v_ULTIMATE.start_main_#t~ite33#1_64|] AssignedVars[ULTIMATE.start_main_#t~ite36#1, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite31#1, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~nondet25#1, ~main$tmp_guard1~0, ULTIMATE.start_main_#t~ite37#1, ULTIMATE.start_main_#t~ite28#1, ULTIMATE.start_main_#t~ite35#1, ~y$mem_tmp~0, ULTIMATE.start_main_#t~ite41#1, ~y$w_buff0~0, ULTIMATE.start_main_#t~ite32#1, ~y$flush_delayed~0, ULTIMATE.start_main_#t~ite44#1, ~y~0, ULTIMATE.start_main_#t~ite40#1, ULTIMATE.start_main_#t~nondet26#1, ULTIMATE.start_main_#t~ite27#1, ULTIMATE.start_main_#t~ite42#1, ULTIMATE.start_main_#t~ite34#1, ULTIMATE.start_main_#t~ite47#1, ULTIMATE.start_main_#t~ite39#1, ULTIMATE.start_main_#t~ite29#1, ULTIMATE.start_main_#t~ite30#1, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite46#1, ULTIMATE.start_main_#t~ite43#1, ~y$w_buff1~0, ~y$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite33#1, ULTIMATE.start_main_#t~ite38#1, ~weak$$choice2~0, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0] {3359#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:47,416 INFO L290 TraceCheckUtils]: 58: Hoare triple {3359#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [784] L820-->L821: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3359#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:47,417 INFO L290 TraceCheckUtils]: 59: Hoare triple {3359#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [820] L821-->L821-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {3360#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:47,417 INFO L290 TraceCheckUtils]: 60: Hoare triple {3360#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [833] L821-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {3360#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:47,418 INFO L290 TraceCheckUtils]: 61: Hoare triple {3360#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [783] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {3361#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:47,418 INFO L290 TraceCheckUtils]: 62: Hoare triple {3361#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [811] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {3350#false} is VALID [2022-02-20 20:33:47,418 INFO L290 TraceCheckUtils]: 63: Hoare triple {3350#false} [802] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3350#false} is VALID [2022-02-20 20:33:47,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:47,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:47,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330998622] [2022-02-20 20:33:47,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330998622] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:47,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:47,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-20 20:33:47,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519504620] [2022-02-20 20:33:47,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:47,423 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2022-02-20 20:33:47,424 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:47,425 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:47,489 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:47,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-20 20:33:47,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:47,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-20 20:33:47,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-02-20 20:33:47,493 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 66 out of 93 [2022-02-20 20:33:47,495 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 79 transitions, 201 flow. Second operand has 13 states, 13 states have (on average 67.23076923076923) internal successors, (874), 13 states have internal predecessors, (874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:47,495 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:47,495 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 66 of 93 [2022-02-20 20:33:47,495 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:50,042 INFO L129 PetriNetUnfolder]: 277/679 cut-off events. [2022-02-20 20:33:50,043 INFO L130 PetriNetUnfolder]: For 450/455 co-relation queries the response was YES. [2022-02-20 20:33:50,045 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1520 conditions, 679 events. 277/679 cut-off events. For 450/455 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 3477 event pairs, 46 based on Foata normal form. 23/678 useless extension candidates. Maximal degree in co-relation 1461. Up to 150 conditions per place. [2022-02-20 20:33:50,047 INFO L132 encePairwiseOnDemand]: 78/93 looper letters, 37 selfloop transitions, 15 changer transitions 76/185 dead transitions. [2022-02-20 20:33:50,047 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 185 transitions, 745 flow [2022-02-20 20:33:50,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-20 20:33:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2022-02-20 20:33:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 1982 transitions. [2022-02-20 20:33:50,070 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.761136712749616 [2022-02-20 20:33:50,071 INFO L72 ComplementDD]: Start complementDD. Operand 28 states and 1982 transitions. [2022-02-20 20:33:50,071 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 1982 transitions. [2022-02-20 20:33:50,072 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:50,072 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 28 states and 1982 transitions. [2022-02-20 20:33:50,077 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 29 states, 28 states have (on average 70.78571428571429) internal successors, (1982), 28 states have internal predecessors, (1982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:50,082 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 29 states, 29 states have (on average 93.0) internal successors, (2697), 29 states have internal predecessors, (2697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:50,083 INFO L81 ComplementDD]: Finished complementDD. Result has 29 states, 29 states have (on average 93.0) internal successors, (2697), 29 states have internal predecessors, (2697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:50,083 INFO L186 Difference]: Start difference. First operand has 107 places, 79 transitions, 201 flow. Second operand 28 states and 1982 transitions. [2022-02-20 20:33:50,083 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 185 transitions, 745 flow [2022-02-20 20:33:53,629 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 185 transitions, 706 flow, removed 18 selfloop flow, removed 4 redundant places. [2022-02-20 20:33:53,632 INFO L242 Difference]: Finished difference. Result has 137 places, 87 transitions, 336 flow [2022-02-20 20:33:53,632 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=28, PETRI_FLOW=336, PETRI_PLACES=137, PETRI_TRANSITIONS=87} [2022-02-20 20:33:53,633 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 41 predicate places. [2022-02-20 20:33:53,633 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 137 places, 87 transitions, 336 flow [2022-02-20 20:33:53,696 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1156 states, 1154 states have (on average 2.5779896013864816) internal successors, (2975), 1155 states have internal predecessors, (2975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:53,700 INFO L78 Accepts]: Start accepts. Automaton has has 1156 states, 1154 states have (on average 2.5779896013864816) internal successors, (2975), 1155 states have internal predecessors, (2975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2022-02-20 20:33:53,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:53,700 INFO L470 AbstractCegarLoop]: Abstraction has has 137 places, 87 transitions, 336 flow [2022-02-20 20:33:53,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 67.23076923076923) internal successors, (874), 13 states have internal predecessors, (874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:53,701 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:53,702 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:33:53,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 20:33:53,702 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-20 20:33:53,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:53,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1693358813, now seen corresponding path program 1 times [2022-02-20 20:33:53,703 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:53,703 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667937957] [2022-02-20 20:33:53,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:53,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:53,835 INFO L290 TraceCheckUtils]: 0: Hoare triple {4581#true} [810] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,836 INFO L290 TraceCheckUtils]: 1: Hoare triple {4581#true} [796] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {4581#true} is VALID [2022-02-20 20:33:53,836 INFO L290 TraceCheckUtils]: 2: Hoare triple {4581#true} [821] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,836 INFO L290 TraceCheckUtils]: 3: Hoare triple {4581#true} [825] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,836 INFO L290 TraceCheckUtils]: 4: Hoare triple {4581#true} [823] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,837 INFO L290 TraceCheckUtils]: 5: Hoare triple {4581#true} [764] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,837 INFO L290 TraceCheckUtils]: 6: Hoare triple {4581#true} [760] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,837 INFO L290 TraceCheckUtils]: 7: Hoare triple {4581#true} [780] L17-3-->L17-4: Formula: (and (= 39 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,837 INFO L290 TraceCheckUtils]: 8: Hoare triple {4581#true} [759] L17-4-->L709: Formula: (= v_~__unbuffered_cnt~0_5 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_5} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {4581#true} is VALID [2022-02-20 20:33:53,837 INFO L290 TraceCheckUtils]: 9: Hoare triple {4581#true} [807] L709-->L710: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {4581#true} is VALID [2022-02-20 20:33:53,838 INFO L290 TraceCheckUtils]: 10: Hoare triple {4581#true} [746] L710-->L712: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {4581#true} is VALID [2022-02-20 20:33:53,838 INFO L290 TraceCheckUtils]: 11: Hoare triple {4581#true} [831] L712-->L714: Formula: (= v_~x~0_3 0) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {4581#true} is VALID [2022-02-20 20:33:53,838 INFO L290 TraceCheckUtils]: 12: Hoare triple {4581#true} [754] L714-->L715: Formula: (= v_~y~0_6 0) InVars {} OutVars{~y~0=v_~y~0_6} AuxVars[] AssignedVars[~y~0] {4581#true} is VALID [2022-02-20 20:33:53,838 INFO L290 TraceCheckUtils]: 13: Hoare triple {4581#true} [761] L715-->L716: Formula: (= v_~y$flush_delayed~0_1 0) InVars {} OutVars{~y$flush_delayed~0=v_~y$flush_delayed~0_1} AuxVars[] AssignedVars[~y$flush_delayed~0] {4581#true} is VALID [2022-02-20 20:33:53,838 INFO L290 TraceCheckUtils]: 14: Hoare triple {4581#true} [806] L716-->L717: Formula: (= 0 v_~y$mem_tmp~0_1) InVars {} OutVars{~y$mem_tmp~0=v_~y$mem_tmp~0_1} AuxVars[] AssignedVars[~y$mem_tmp~0] {4581#true} is VALID [2022-02-20 20:33:53,839 INFO L290 TraceCheckUtils]: 15: Hoare triple {4581#true} [773] L717-->L718: Formula: (= v_~y$r_buff0_thd0~0_2 0) InVars {} OutVars{~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_2} AuxVars[] AssignedVars[~y$r_buff0_thd0~0] {4581#true} is VALID [2022-02-20 20:33:53,839 INFO L290 TraceCheckUtils]: 16: Hoare triple {4581#true} [779] L718-->L719: Formula: (= v_~y$r_buff0_thd1~0_15 0) InVars {} OutVars{~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_15} AuxVars[] AssignedVars[~y$r_buff0_thd1~0] {4581#true} is VALID [2022-02-20 20:33:53,839 INFO L290 TraceCheckUtils]: 17: Hoare triple {4581#true} [751] L719-->L720: Formula: (= v_~y$r_buff0_thd2~0_14 0) InVars {} OutVars{~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_14} AuxVars[] AssignedVars[~y$r_buff0_thd2~0] {4581#true} is VALID [2022-02-20 20:33:53,839 INFO L290 TraceCheckUtils]: 18: Hoare triple {4581#true} [786] L720-->L721: Formula: (= v_~y$r_buff1_thd0~0_2 0) InVars {} OutVars{~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_2} AuxVars[] AssignedVars[~y$r_buff1_thd0~0] {4581#true} is VALID [2022-02-20 20:33:53,840 INFO L290 TraceCheckUtils]: 19: Hoare triple {4581#true} [767] L721-->L722: Formula: (= v_~y$r_buff1_thd1~0_10 0) InVars {} OutVars{~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_10} AuxVars[] AssignedVars[~y$r_buff1_thd1~0] {4581#true} is VALID [2022-02-20 20:33:53,840 INFO L290 TraceCheckUtils]: 20: Hoare triple {4581#true} [828] L722-->L723: Formula: (= 0 v_~y$r_buff1_thd2~0_10) InVars {} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_10} AuxVars[] AssignedVars[~y$r_buff1_thd2~0] {4581#true} is VALID [2022-02-20 20:33:53,840 INFO L290 TraceCheckUtils]: 21: Hoare triple {4581#true} [830] L723-->L724: Formula: (= v_~y$read_delayed~0_1 0) InVars {} OutVars{~y$read_delayed~0=v_~y$read_delayed~0_1} AuxVars[] AssignedVars[~y$read_delayed~0] {4581#true} is VALID [2022-02-20 20:33:53,840 INFO L290 TraceCheckUtils]: 22: Hoare triple {4581#true} [775] L724-->L725: Formula: (and (= v_~y$read_delayed_var~0.base_1 0) (= v_~y$read_delayed_var~0.offset_1 0)) InVars {} OutVars{~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_1, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_1} AuxVars[] AssignedVars[~y$read_delayed_var~0.offset, ~y$read_delayed_var~0.base] {4581#true} is VALID [2022-02-20 20:33:53,840 INFO L290 TraceCheckUtils]: 23: Hoare triple {4581#true} [755] L725-->L726: Formula: (= v_~y$w_buff0~0_5 0) InVars {} OutVars{~y$w_buff0~0=v_~y$w_buff0~0_5} AuxVars[] AssignedVars[~y$w_buff0~0] {4581#true} is VALID [2022-02-20 20:33:53,841 INFO L290 TraceCheckUtils]: 24: Hoare triple {4581#true} [778] L726-->L727: Formula: (= v_~y$w_buff0_used~0_28 0) InVars {} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_28} AuxVars[] AssignedVars[~y$w_buff0_used~0] {4581#true} is VALID [2022-02-20 20:33:53,841 INFO L290 TraceCheckUtils]: 25: Hoare triple {4581#true} [765] L727-->L728: Formula: (= v_~y$w_buff1~0_4 0) InVars {} OutVars{~y$w_buff1~0=v_~y$w_buff1~0_4} AuxVars[] AssignedVars[~y$w_buff1~0] {4581#true} is VALID [2022-02-20 20:33:53,841 INFO L290 TraceCheckUtils]: 26: Hoare triple {4581#true} [832] L728-->L729: Formula: (= v_~y$w_buff1_used~0_19 0) InVars {} OutVars{~y$w_buff1_used~0=v_~y$w_buff1_used~0_19} AuxVars[] AssignedVars[~y$w_buff1_used~0] {4581#true} is VALID [2022-02-20 20:33:53,841 INFO L290 TraceCheckUtils]: 27: Hoare triple {4581#true} [795] L729-->L730: Formula: (= v_~weak$$choice0~0_1 0) InVars {} OutVars{~weak$$choice0~0=v_~weak$$choice0~0_1} AuxVars[] AssignedVars[~weak$$choice0~0] {4581#true} is VALID [2022-02-20 20:33:53,841 INFO L290 TraceCheckUtils]: 28: Hoare triple {4581#true} [816] L730-->L-1-3: Formula: (= v_~weak$$choice2~0_1 0) InVars {} OutVars{~weak$$choice2~0=v_~weak$$choice2~0_1} AuxVars[] AssignedVars[~weak$$choice2~0] {4581#true} is VALID [2022-02-20 20:33:53,842 INFO L290 TraceCheckUtils]: 29: Hoare triple {4581#true} [829] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,842 INFO L290 TraceCheckUtils]: 30: Hoare triple {4581#true} [804] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,842 INFO L290 TraceCheckUtils]: 31: Hoare triple {4581#true} [768] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {4581#true} is VALID [2022-02-20 20:33:53,842 INFO L290 TraceCheckUtils]: 32: Hoare triple {4581#true} [800] L-1-6-->L790: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_1|, ULTIMATE.start_main_#t~ite23#1=|v_ULTIMATE.start_main_#t~ite23#1_1|, ULTIMATE.start_main_#t~ite31#1=|v_ULTIMATE.start_main_#t~ite31#1_1|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_1|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_1|, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_1|, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_1|, ULTIMATE.start_main_#t~ite37#1=|v_ULTIMATE.start_main_#t~ite37#1_1|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_1|, ULTIMATE.start_main_#t~ite28#1=|v_ULTIMATE.start_main_#t~ite28#1_1|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_1|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_1|, ULTIMATE.start_main_#t~ite22#1=|v_ULTIMATE.start_main_#t~ite22#1_1|, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_1|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_1|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_1|, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_1|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_1|, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_1|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_1|, ULTIMATE.start_main_#t~ite34#1=|v_ULTIMATE.start_main_#t~ite34#1_1|, ULTIMATE.start_main_#t~ite47#1=|v_ULTIMATE.start_main_#t~ite47#1_1|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_1|, ULTIMATE.start_main_#t~ite20#1=|v_ULTIMATE.start_main_#t~ite20#1_1|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_1|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_1|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_1|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_1|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_1|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_1|, ULTIMATE.start_main_#t~ite24#1=|v_ULTIMATE.start_main_#t~ite24#1_1|, ULTIMATE.start_main_#t~ite43#1=|v_ULTIMATE.start_main_#t~ite43#1_1|, ULTIMATE.start_main_#t~ite46#1=|v_ULTIMATE.start_main_#t~ite46#1_1|, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_1|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_1|, ULTIMATE.start_main_#t~ite21#1=|v_ULTIMATE.start_main_#t~ite21#1_1|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36#1, ULTIMATE.start_main_#t~ite23#1, ULTIMATE.start_main_#t~ite31#1, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~nondet25#1, ULTIMATE.start_main_#t~ite19#1, ULTIMATE.start_main_#t~nondet18#1, ULTIMATE.start_main_#t~ite37#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~ite28#1, ULTIMATE.start_main_#t~ite35#1, ULTIMATE.start_main_#t~ite41#1, ULTIMATE.start_main_#t~ite22#1, ULTIMATE.start_main_#t~ite32#1, ULTIMATE.start_main_~#t2474~0#1.offset, ULTIMATE.start_main_#t~ite44#1, ULTIMATE.start_main_#t~nondet26#1, ULTIMATE.start_main_#t~ite40#1, ULTIMATE.start_main_#t~ite27#1, ULTIMATE.start_main_#t~ite42#1, ULTIMATE.start_main_#t~ite34#1, ULTIMATE.start_main_#t~ite47#1, ULTIMATE.start_main_~#t2473~0#1.offset, ULTIMATE.start_main_#t~ite20#1, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~ite39#1, ULTIMATE.start_main_~#t2473~0#1.base, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~ite30#1, ULTIMATE.start_main_#t~ite29#1, ULTIMATE.start_main_#t~ite24#1, ULTIMATE.start_main_#t~ite43#1, ULTIMATE.start_main_#t~ite46#1, ULTIMATE.start_main_#t~ite33#1, ULTIMATE.start_main_#t~ite38#1, ULTIMATE.start_main_#t~ite21#1, ULTIMATE.start_main_~#t2474~0#1.base] {4581#true} is VALID [2022-02-20 20:33:53,843 INFO L290 TraceCheckUtils]: 33: Hoare triple {4581#true} [752] L790-->L790-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2473~0#1.offset_2| 0) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2473~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 0)) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 1)) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_2| 4) |v_#length_3|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2473~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2473~0#1.offset, #length, ULTIMATE.start_main_~#t2473~0#1.base] {4581#true} is VALID [2022-02-20 20:33:53,843 INFO L290 TraceCheckUtils]: 34: Hoare triple {4581#true} [798] L790-1-->L791: Formula: (= |v_ULTIMATE.start_main_#t~pre15#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre15#1] {4581#true} is VALID [2022-02-20 20:33:53,843 INFO L290 TraceCheckUtils]: 35: Hoare triple {4581#true} [789] L791-->L791-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {4581#true} is VALID [2022-02-20 20:33:53,843 INFO L290 TraceCheckUtils]: 36: Hoare triple {4581#true} [785] L791-1-->L791-2: Formula: (= |v_#memory_int_3| (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2473~0#1.base_3|) |v_ULTIMATE.start_main_~#t2473~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre15#1_3|))) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_3|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2473~0#1.offset=|v_ULTIMATE.start_main_~#t2473~0#1.offset_3|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_3|, ULTIMATE.start_main_~#t2473~0#1.base=|v_ULTIMATE.start_main_~#t2473~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {4581#true} is VALID [2022-02-20 20:33:53,843 INFO L290 TraceCheckUtils]: 37: Hoare triple {4581#true} [853] L791-2-->P0ENTRY: Formula: (and (= v_P0Thread1of1ForFork1_thidvar1_2 0) (= v_P0Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= |v_P0Thread1of1ForFork1_#in~arg#1.base_4| 0) (= |v_P0Thread1of1ForFork1_#in~arg#1.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{P0Thread1of1ForFork1_#res#1.offset=|v_P0Thread1of1ForFork1_#res#1.offset_4|, P0Thread1of1ForFork1_#in~arg#1.base=|v_P0Thread1of1ForFork1_#in~arg#1.base_4|, P0Thread1of1ForFork1_thidvar0=v_P0Thread1of1ForFork1_thidvar0_2, P0Thread1of1ForFork1_#t~ite6#1=|v_P0Thread1of1ForFork1_#t~ite6#1_4|, P0Thread1of1ForFork1_thidvar1=v_P0Thread1of1ForFork1_thidvar1_2, P0Thread1of1ForFork1_#in~arg#1.offset=|v_P0Thread1of1ForFork1_#in~arg#1.offset_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, P0Thread1of1ForFork1_~arg#1.base=|v_P0Thread1of1ForFork1_~arg#1.base_4|, P0Thread1of1ForFork1_#t~ite4#1=|v_P0Thread1of1ForFork1_#t~ite4#1_4|, P0Thread1of1ForFork1_~arg#1.offset=|v_P0Thread1of1ForFork1_~arg#1.offset_4|, P0Thread1of1ForFork1_#t~ite8#1=|v_P0Thread1of1ForFork1_#t~ite8#1_4|, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_6|, P0Thread1of1ForFork1_#res#1.base=|v_P0Thread1of1ForFork1_#res#1.base_4|, P0Thread1of1ForFork1_#t~ite7#1=|v_P0Thread1of1ForFork1_#t~ite7#1_4|, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_6|, P0Thread1of1ForFork1_#t~ite5#1=|v_P0Thread1of1ForFork1_#t~ite5#1_4|, P0Thread1of1ForFork1_#t~ite3#1=|v_P0Thread1of1ForFork1_#t~ite3#1_6|} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res#1.offset, P0Thread1of1ForFork1_#in~arg#1.base, P0Thread1of1ForFork1_thidvar0, P0Thread1of1ForFork1_#t~ite6#1, P0Thread1of1ForFork1_thidvar1, P0Thread1of1ForFork1_#in~arg#1.offset, P0Thread1of1ForFork1_~arg#1.base, P0Thread1of1ForFork1_#t~ite4#1, P0Thread1of1ForFork1_~arg#1.offset, P0Thread1of1ForFork1_#t~ite8#1, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork1_#res#1.base, P0Thread1of1ForFork1_#t~ite7#1, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1, P0Thread1of1ForFork1_#t~ite5#1, P0Thread1of1ForFork1_#t~ite3#1] {4581#true} is VALID [2022-02-20 20:33:53,844 INFO L290 TraceCheckUtils]: 38: Hoare triple {4581#true} [814] L791-3-->L791-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre15#1] {4581#true} is VALID [2022-02-20 20:33:53,844 INFO L290 TraceCheckUtils]: 39: Hoare triple {4581#true} [756] L791-4-->L792: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet16#1] {4581#true} is VALID [2022-02-20 20:33:53,844 INFO L290 TraceCheckUtils]: 40: Hoare triple {4581#true} [763] L792-->L792-1: Formula: (and (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2474~0#1.base_2| 4)) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2474~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2474~0#1.base_2| 0)) (= |v_ULTIMATE.start_main_~#t2474~0#1.offset_2| 0) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2474~0#1.base_2|) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2474~0#1.base_2| 1) |v_#valid_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_2|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2474~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2474~0#1.base] {4581#true} is VALID [2022-02-20 20:33:53,844 INFO L290 TraceCheckUtils]: 41: Hoare triple {4581#true} [826] L792-1-->L793: Formula: (= |v_ULTIMATE.start_main_#t~pre17#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre17#1] {4581#true} is VALID [2022-02-20 20:33:53,845 INFO L290 TraceCheckUtils]: 42: Hoare triple {4581#true} [797] L793-->L793-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {4581#true} is VALID [2022-02-20 20:33:53,845 INFO L290 TraceCheckUtils]: 43: Hoare triple {4581#true} [782] L793-1-->L793-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2474~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2474~0#1.base_3|) |v_ULTIMATE.start_main_~#t2474~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre17#1_3|)) |v_#memory_int_5|) InVars {#memory_int=|v_#memory_int_6|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_3|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_3|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_3|, ULTIMATE.start_main_~#t2474~0#1.base=|v_ULTIMATE.start_main_~#t2474~0#1.base_3|, ULTIMATE.start_main_~#t2474~0#1.offset=|v_ULTIMATE.start_main_~#t2474~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {4581#true} is VALID [2022-02-20 20:33:53,845 INFO L290 TraceCheckUtils]: 44: Hoare triple {4581#true} [835] P0ENTRY-->L733: Formula: (and (= |v_P0Thread1of1ForFork1_~arg#1.offset_1| |v_P0Thread1of1ForFork1_#in~arg#1.offset_1|) (= |v_P0Thread1of1ForFork1_#in~arg#1.base_1| |v_P0Thread1of1ForFork1_~arg#1.base_1|)) InVars {P0Thread1of1ForFork1_#in~arg#1.base=|v_P0Thread1of1ForFork1_#in~arg#1.base_1|, P0Thread1of1ForFork1_#in~arg#1.offset=|v_P0Thread1of1ForFork1_#in~arg#1.offset_1|} OutVars{P0Thread1of1ForFork1_#in~arg#1.offset=|v_P0Thread1of1ForFork1_#in~arg#1.offset_1|, P0Thread1of1ForFork1_#in~arg#1.base=|v_P0Thread1of1ForFork1_#in~arg#1.base_1|, P0Thread1of1ForFork1_~arg#1.base=|v_P0Thread1of1ForFork1_~arg#1.base_1|, P0Thread1of1ForFork1_~arg#1.offset=|v_P0Thread1of1ForFork1_~arg#1.offset_1|} AuxVars[] AssignedVars[P0Thread1of1ForFork1_~arg#1.base, P0Thread1of1ForFork1_~arg#1.offset] {4581#true} is VALID [2022-02-20 20:33:53,845 INFO L290 TraceCheckUtils]: 45: Hoare triple {4581#true} [837] L733-->L743: Formula: (and (not (= |v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= v_~y$r_buff1_thd1~0_Out_2 v_~y$r_buff0_thd1~0_In_11) (= v_~y$w_buff1~0_Out_2 v_~y$w_buff0~0_In_17) (= v_~y$w_buff1_used~0_Out_2 v_~y$w_buff0_used~0_In_71) (= |v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0_used~0_Out_2 1) (= v_~y$r_buff1_thd0~0_Out_2 v_~y$r_buff0_thd0~0_In_51) (= v_~y$r_buff1_thd2~0_Out_2 v_~y$r_buff0_thd2~0_In_11) (= 2 v_~y$w_buff0~0_Out_2) (= v_~y$r_buff0_thd1~0_Out_2 1) (= |v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff0_used~0_Out_2 256) 0)) (not (= (mod v_~y$w_buff1_used~0_Out_2 256) 0)))) 1 0))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_In_71, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_In_51, ~y$w_buff0~0=v_~y$w_buff0~0_In_17, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_In_11, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_In_11} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_Out_2, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_Out_2, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_Out_2, ~y$w_buff1~0=v_~y$w_buff1~0_Out_2, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_In_51, ~y$w_buff0~0=v_~y$w_buff0~0_Out_2, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_Out_2, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_In_11, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P0Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_Out_2, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_Out_2} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$w_buff0_used~0, ~y$w_buff1~0, P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff0~0, ~y$r_buff0_thd1~0, P0Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0] {4581#true} is VALID [2022-02-20 20:33:53,846 INFO L290 TraceCheckUtils]: 46: Hoare triple {4581#true} [851] L793-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= v_P1Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre17#1_6|) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_6|} OutVars{P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_#t~ite12=|v_P1Thread1of1ForFork0_#t~ite12_4|, P1Thread1of1ForFork0_#t~ite11=|v_P1Thread1of1ForFork0_#t~ite11_4|, P1Thread1of1ForFork0_#t~ite14=|v_P1Thread1of1ForFork0_#t~ite14_4|, P1Thread1of1ForFork0_#t~ite9=|v_P1Thread1of1ForFork0_#t~ite9_6|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#t~ite13=|v_P1Thread1of1ForFork0_#t~ite13_4|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#t~ite10=|v_P1Thread1of1ForFork0_#t~ite10_4|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_#t~ite12, P1Thread1of1ForFork0_#t~ite11, P1Thread1of1ForFork0_#t~ite14, P1Thread1of1ForFork0_#t~ite9, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#t~ite13, P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#t~ite10, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.base] {4581#true} is VALID [2022-02-20 20:33:53,846 INFO L290 TraceCheckUtils]: 47: Hoare triple {4581#true} [799] L793-3-->L793-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre17#1] {4581#true} is VALID [2022-02-20 20:33:53,846 INFO L290 TraceCheckUtils]: 48: Hoare triple {4581#true} [766] L793-4-->L794: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet18#1] {4581#true} is VALID [2022-02-20 20:33:53,846 INFO L290 TraceCheckUtils]: 49: Hoare triple {4581#true} [790] L794-->L796: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_6 2) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_6} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_6, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {4581#true} is VALID [2022-02-20 20:33:53,846 INFO L290 TraceCheckUtils]: 50: Hoare triple {4581#true} [772] L796-->L797: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,847 INFO L290 TraceCheckUtils]: 51: Hoare triple {4581#true} [770] L797-->L797-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {4581#true} is VALID [2022-02-20 20:33:53,847 INFO L290 TraceCheckUtils]: 52: Hoare triple {4581#true} [769] L797-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {4581#true} is VALID [2022-02-20 20:33:53,847 INFO L290 TraceCheckUtils]: 53: Hoare triple {4581#true} [747] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {4581#true} is VALID [2022-02-20 20:33:53,847 INFO L290 TraceCheckUtils]: 54: Hoare triple {4581#true} [819] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,847 INFO L290 TraceCheckUtils]: 55: Hoare triple {4581#true} [788] L2-1-->L798: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4581#true} is VALID [2022-02-20 20:33:53,848 INFO L290 TraceCheckUtils]: 56: Hoare triple {4581#true} [801] L798-->L804: Formula: (let ((.cse12 (= (mod v_~y$w_buff1_used~0_264 256) 0)) (.cse4 (= (mod v_~y$r_buff1_thd0~0_153 256) 0)) (.cse13 (= (mod v_~y$w_buff0_used~0_342 256) 0)) (.cse14 (= (mod v_~y$r_buff0_thd0~0_220 256) 0)) (.cse5 (= (mod v_~y$w_buff0_used~0_341 256) 0))) (let ((.cse6 (or .cse14 .cse5)) (.cse1 (not .cse5)) (.cse7 (not .cse14)) (.cse11 (not .cse13)) (.cse10 (or .cse13 .cse14)) (.cse8 (or .cse12 .cse4)) (.cse2 (not .cse4)) (.cse9 (not .cse12))) (and (let ((.cse3 (= (mod v_~y$w_buff1_used~0_263 256) 0)) (.cse0 (= (mod v_~y$r_buff0_thd0~0_219 256) 0))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd0~0_152 0)) (and (or .cse4 .cse3) (or .cse5 .cse0) (= v_~y$r_buff1_thd0~0_152 v_~y$r_buff1_thd0~0_153)))) (or (and .cse6 (= v_~y$r_buff0_thd0~0_220 v_~y$r_buff0_thd0~0_219)) (and .cse7 (= v_~y$r_buff0_thd0~0_219 0) .cse1)) (or (and .cse8 (= v_~y$w_buff1_used~0_264 v_~y$w_buff1_used~0_263) .cse6) (and (= v_~y$w_buff1_used~0_263 0) (or (and .cse7 .cse1) (and .cse2 .cse9)))) (or (and (= v_~y$w_buff0_used~0_342 v_~y$w_buff0_used~0_341) .cse10) (and .cse7 (= v_~y$w_buff0_used~0_341 0) .cse11)) (or (and .cse7 .cse11 (= |v_ULTIMATE.start_main_#t~ite19#1_36| |v_ULTIMATE.start_main_#t~ite19#1_31|) (= v_~y~0_99 v_~y$w_buff0~0_73)) (and .cse10 (= v_~y~0_99 |v_ULTIMATE.start_main_#t~ite19#1_36|) (or (and .cse8 (= v_~y~0_100 |v_ULTIMATE.start_main_#t~ite19#1_36|)) (and .cse2 (= |v_ULTIMATE.start_main_#t~ite19#1_36| v_~y$w_buff1~0_88) .cse9))))))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_342, ~y$w_buff1~0=v_~y$w_buff1~0_88, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_220, ~y$w_buff0~0=v_~y$w_buff0~0_73, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_31|, ~y~0=v_~y~0_100, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_153, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_264} OutVars{ULTIMATE.start_main_#t~ite23#1=|v_ULTIMATE.start_main_#t~ite23#1_28|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_341, ULTIMATE.start_main_#t~ite19#1=|v_ULTIMATE.start_main_#t~ite19#1_30|, ULTIMATE.start_main_#t~ite20#1=|v_ULTIMATE.start_main_#t~ite20#1_22|, ULTIMATE.start_main_#t~ite24#1=|v_ULTIMATE.start_main_#t~ite24#1_24|, ULTIMATE.start_main_#t~ite22#1=|v_ULTIMATE.start_main_#t~ite22#1_36|, ~y$w_buff1~0=v_~y$w_buff1~0_88, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_219, ~y$w_buff0~0=v_~y$w_buff0~0_73, ULTIMATE.start_main_#t~ite21#1=|v_ULTIMATE.start_main_#t~ite21#1_20|, ~y~0=v_~y~0_99, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_152, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_263} AuxVars[|v_ULTIMATE.start_main_#t~ite19#1_36|] AssignedVars[ULTIMATE.start_main_#t~ite24#1, ULTIMATE.start_main_#t~ite23#1, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite22#1, ~y$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite19#1, ULTIMATE.start_main_#t~ite20#1, ULTIMATE.start_main_#t~ite21#1, ~y~0, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0] {4581#true} is VALID [2022-02-20 20:33:53,848 INFO L290 TraceCheckUtils]: 57: Hoare triple {4581#true} [838] L743-->L746: Formula: (= v_~x~0_1 1) InVars {} OutVars{~x~0=v_~x~0_1} AuxVars[] AssignedVars[~x~0] {4583#(= ~x~0 1)} is VALID [2022-02-20 20:33:53,849 INFO L290 TraceCheckUtils]: 58: Hoare triple {4583#(= ~x~0 1)} [839] L746-->L753: Formula: (let ((.cse12 (= (mod v_~y$w_buff0_used~0_336 256) 0)) (.cse10 (= (mod v_~y$w_buff0_used~0_335 256) 0)) (.cse13 (= 0 (mod v_~y$r_buff0_thd1~0_69 256))) (.cse9 (= (mod v_~y$r_buff1_thd1~0_52 256) 0)) (.cse14 (= (mod v_~y$w_buff1_used~0_258 256) 0))) (let ((.cse6 (not .cse14)) (.cse4 (or .cse14 .cse9)) (.cse0 (or .cse10 .cse13)) (.cse5 (not .cse9)) (.cse1 (not .cse10)) (.cse7 (not .cse12)) (.cse2 (not .cse13)) (.cse3 (or .cse12 .cse13))) (and (or (and (= v_~y$r_buff0_thd1~0_69 v_~y$r_buff0_thd1~0_68) .cse0) (and .cse1 (= v_~y$r_buff0_thd1~0_68 0) .cse2)) (or (and .cse3 (= |v_P0_#t~ite3#1_35| v_~y~0_91) (or (and (= |v_P0_#t~ite3#1_35| v_~y~0_92) .cse4) (and .cse5 .cse6 (= |v_P0_#t~ite3#1_35| v_~y$w_buff1~0_84)))) (and .cse7 (= v_~y~0_91 v_~y$w_buff0~0_69) .cse2 (= |v_P0_#t~ite3#1_35| |v_P0Thread1of1ForFork1_#t~ite3#1_1|))) (or (and (or (and .cse5 .cse6) (and .cse1 .cse2)) (= v_~y$w_buff1_used~0_257 0)) (and (= v_~y$w_buff1_used~0_258 v_~y$w_buff1_used~0_257) .cse4 .cse0)) (let ((.cse8 (= 0 (mod v_~y$w_buff1_used~0_257 256))) (.cse11 (= (mod v_~y$r_buff0_thd1~0_68 256) 0))) (or (and (or .cse8 .cse9) (= v_~y$r_buff1_thd1~0_52 v_~y$r_buff1_thd1~0_51) (or .cse10 .cse11)) (and (or (and .cse5 (not .cse8)) (and .cse1 (not .cse11))) (= v_~y$r_buff1_thd1~0_51 0)))) (or (and .cse7 .cse2 (= v_~y$w_buff0_used~0_335 0)) (and .cse3 (= v_~y$w_buff0_used~0_335 v_~y$w_buff0_used~0_336)))))) InVars {~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_52, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_336, ~y$w_buff1~0=v_~y$w_buff1~0_84, ~y$w_buff0~0=v_~y$w_buff0~0_69, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_69, ~y~0=v_~y~0_92, P0Thread1of1ForFork1_#t~ite3#1=|v_P0Thread1of1ForFork1_#t~ite3#1_1|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_258} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_335, P0Thread1of1ForFork1_#t~ite6#1=|v_P0Thread1of1ForFork1_#t~ite6#1_1|, P0Thread1of1ForFork1_#t~ite4#1=|v_P0Thread1of1ForFork1_#t~ite4#1_1|, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_51, P0Thread1of1ForFork1_#t~ite8#1=|v_P0Thread1of1ForFork1_#t~ite8#1_1|, ~y$w_buff1~0=v_~y$w_buff1~0_84, ~y$w_buff0~0=v_~y$w_buff0~0_69, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_68, P0Thread1of1ForFork1_#t~ite7#1=|v_P0Thread1of1ForFork1_#t~ite7#1_1|, ~y~0=v_~y~0_91, P0Thread1of1ForFork1_#t~ite5#1=|v_P0Thread1of1ForFork1_#t~ite5#1_1|, P0Thread1of1ForFork1_#t~ite3#1=|v_P0Thread1of1ForFork1_#t~ite3#1_2|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_257} AuxVars[|v_P0_#t~ite3#1_35|] AssignedVars[~y$r_buff1_thd1~0, P0Thread1of1ForFork1_#t~ite8#1, ~y$w_buff0_used~0, ~y$r_buff0_thd1~0, P0Thread1of1ForFork1_#t~ite6#1, P0Thread1of1ForFork1_#t~ite7#1, ~y~0, P0Thread1of1ForFork1_#t~ite5#1, P0Thread1of1ForFork1_#t~ite3#1, P0Thread1of1ForFork1_#t~ite4#1, ~y$w_buff1_used~0] {4583#(= ~x~0 1)} is VALID [2022-02-20 20:33:53,851 INFO L290 TraceCheckUtils]: 59: Hoare triple {4583#(= ~x~0 1)} [757] L804-->L820: Formula: (let ((.cse31 (= (mod v_~y$w_buff1_used~0_292 256) 0)) (.cse6 (= (mod v_~y$r_buff0_thd0~0_242 256) 0)) (.cse20 (= (mod v_~y$r_buff1_thd0~0_173 256) 0))) (let ((.cse10 (= (mod v_~weak$$choice2~0_80 256) 0)) (.cse23 (not .cse20)) (.cse2 (not .cse6)) (.cse30 (= (mod v_~y$w_buff0_used~0_372 256) 0)) (.cse7 (and .cse6 .cse20)) (.cse27 (and .cse6 .cse31)) (.cse8 (= (mod v_~y$w_buff0_used~0_371 256) 0)) (.cse5 (= (mod v_~y$w_buff1_used~0_291 256) 0))) (let ((.cse1 (not .cse5)) (.cse3 (or .cse6 .cse8)) (.cse4 (not .cse8)) (.cse13 (or .cse30 .cse7 .cse27)) (.cse0 (or .cse23 .cse2)) (.cse16 (or .cse30 .cse6)) (.cse17 (or (not .cse31) .cse2)) (.cse15 (not .cse30)) (.cse11 (not .cse10))) (and (let ((.cse9 (= |v_ULTIMATE.start_main_#t~ite41#1_61| |v_ULTIMATE.start_main_#t~ite41#1_66|))) (or (and (= v_~y$r_buff0_thd0~0_241 |v_ULTIMATE.start_main_#t~ite42#1_60|) (or (and .cse0 (or .cse1 .cse2) (or (and (= v_~y$r_buff0_thd0~0_242 |v_ULTIMATE.start_main_#t~ite41#1_66|) .cse3) (and (= |v_ULTIMATE.start_main_#t~ite41#1_66| 0) .cse2 .cse4)) (= |v_ULTIMATE.start_main_#t~ite41#1_66| |v_ULTIMATE.start_main_#t~ite42#1_60|) .cse4) (and (or (and .cse5 .cse6) .cse7 .cse8) .cse9 (= v_~y$r_buff0_thd0~0_242 |v_ULTIMATE.start_main_#t~ite42#1_60|))) .cse10) (and .cse9 (= |v_ULTIMATE.start_main_#t~ite42#1_55| |v_ULTIMATE.start_main_#t~ite42#1_60|) (= v_~y$r_buff0_thd0~0_242 v_~y$r_buff0_thd0~0_241) .cse11))) (let ((.cse12 (= |v_ULTIMATE.start_main_#t~ite32#1_61| |v_ULTIMATE.start_main_#t~ite32#1_66|))) (or (and (= v_~y$w_buff1~0_109 v_~y$w_buff1~0_108) .cse12 .cse11 (= |v_ULTIMATE.start_main_#t~ite33#1_64| |v_ULTIMATE.start_main_#t~ite33#1_59|)) (and (= |v_ULTIMATE.start_main_#t~ite33#1_64| v_~y$w_buff1~0_108) (or (and (= |v_ULTIMATE.start_main_#t~ite33#1_64| v_~y$w_buff1~0_109) .cse13 .cse12) (and (let ((.cse14 (= v_~y$w_buff1~0_109 |v_ULTIMATE.start_main_#t~ite32#1_66|))) (or (and .cse14 .cse2 .cse15) (and .cse16 .cse14))) .cse0 .cse17 (= |v_ULTIMATE.start_main_#t~ite33#1_64| |v_ULTIMATE.start_main_#t~ite32#1_66|) .cse15)) .cse10))) (let ((.cse18 (= |v_ULTIMATE.start_main_#t~ite44#1_63| |v_ULTIMATE.start_main_#t~ite44#1_68|))) (or (and .cse18 (= |v_ULTIMATE.start_main_#t~ite45#1_53| |v_ULTIMATE.start_main_#t~ite45#1_58|) (= v_~y$r_buff1_thd0~0_173 v_~y$r_buff1_thd0~0_172) .cse11) (and (let ((.cse19 (= (mod v_~y$r_buff0_thd0~0_241 256) 0))) (or (and .cse18 (= v_~y$r_buff1_thd0~0_173 |v_ULTIMATE.start_main_#t~ite45#1_58|) (or (and .cse19 .cse20) (and .cse5 .cse19) .cse8)) (let ((.cse22 (not .cse19))) (and (let ((.cse21 (= |v_ULTIMATE.start_main_#t~ite44#1_68| 0))) (or (and (or .cse19 .cse8) .cse21) (and .cse21 .cse22 .cse4))) (or .cse22 .cse23) (= |v_ULTIMATE.start_main_#t~ite44#1_68| |v_ULTIMATE.start_main_#t~ite45#1_58|) .cse4 (or .cse1 .cse22))))) .cse10 (= v_~y$r_buff1_thd0~0_172 |v_ULTIMATE.start_main_#t~ite45#1_58|)))) (let ((.cse24 (= |v_ULTIMATE.start_main_#t~ite29#1_48| |v_ULTIMATE.start_main_#t~ite29#1_43|))) (or (and (= |v_ULTIMATE.start_main_#t~ite30#1_39| |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse24 .cse11 (= v_~y$w_buff0~0_98 v_~y$w_buff0~0_97)) (and (or (and (= v_~y$w_buff0~0_98 |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse13 .cse24) (and (let ((.cse25 (= v_~y$w_buff0~0_98 |v_ULTIMATE.start_main_#t~ite29#1_48|))) (or (and .cse16 .cse25) (and .cse25 .cse2 .cse15))) .cse0 (= |v_ULTIMATE.start_main_#t~ite29#1_48| |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse17 .cse15)) (= v_~y$w_buff0~0_97 |v_ULTIMATE.start_main_#t~ite30#1_44|) .cse10))) (= |v_ULTIMATE.start_main_#t~nondet25#1_37| v_~weak$$choice0~0_17) (= v_~main$tmp_guard1~0_20 (ite (= (ite (not (and (= v_~x~0_21 2) (= v_~y~0_135 2))) 1 0) 0) 0 1)) (or (and (= |v_ULTIMATE.start_main_#t~ite27#1_44| |v_ULTIMATE.start_main_#t~ite27#1_39|) .cse13 (= v_~y~0_135 v_~y~0_131)) (and (= v_~y~0_135 |v_ULTIMATE.start_main_#t~ite27#1_44|) .cse0 (or (and .cse16 (= v_~y$w_buff1~0_109 |v_ULTIMATE.start_main_#t~ite27#1_44|)) (and (= |v_ULTIMATE.start_main_#t~ite27#1_44| v_~y$w_buff0~0_98) .cse2 .cse15)) .cse17 .cse15)) (or (and (= v_~y~0_129 v_~y~0_135) .cse10) (and .cse11 (= v_~y~0_129 v_~y$mem_tmp~0_18))) (= |v_ULTIMATE.start_main_#t~nondet26#1_39| v_~weak$$choice2~0_80) (let ((.cse26 (= |v_ULTIMATE.start_main_#t~ite38#1_56| |v_ULTIMATE.start_main_#t~ite38#1_51|))) (or (and (= |v_ULTIMATE.start_main_#t~ite39#1_50| v_~y$w_buff1_used~0_291) (or (and .cse26 (= |v_ULTIMATE.start_main_#t~ite39#1_50| v_~y$w_buff1_used~0_292) (or .cse7 .cse27 .cse8)) (and .cse0 .cse17 (= |v_ULTIMATE.start_main_#t~ite38#1_56| |v_ULTIMATE.start_main_#t~ite39#1_50|) (let ((.cse28 (= |v_ULTIMATE.start_main_#t~ite38#1_56| 0))) (or (and .cse2 .cse4 .cse28) (and .cse3 .cse28))) .cse4)) .cse10) (and (= |v_ULTIMATE.start_main_#t~ite39#1_45| |v_ULTIMATE.start_main_#t~ite39#1_50|) .cse26 .cse11 (= v_~y$w_buff1_used~0_292 v_~y$w_buff1_used~0_291)))) (let ((.cse29 (= |v_ULTIMATE.start_main_#t~ite35#1_56| |v_ULTIMATE.start_main_#t~ite35#1_51|))) (or (and .cse10 (or (and (= |v_ULTIMATE.start_main_#t~ite36#1_50| v_~y$w_buff0_used~0_372) .cse29 .cse13) (and .cse0 (or (and (= |v_ULTIMATE.start_main_#t~ite35#1_56| 0) .cse2 .cse15) (and (= |v_ULTIMATE.start_main_#t~ite35#1_56| v_~y$w_buff0_used~0_372) .cse16)) .cse17 (= |v_ULTIMATE.start_main_#t~ite35#1_56| |v_ULTIMATE.start_main_#t~ite36#1_50|) .cse15)) (= |v_ULTIMATE.start_main_#t~ite36#1_50| v_~y$w_buff0_used~0_371)) (and .cse29 (= v_~y$w_buff0_used~0_372 v_~y$w_buff0_used~0_371) (= |v_ULTIMATE.start_main_#t~ite36#1_50| |v_ULTIMATE.start_main_#t~ite36#1_45|) .cse11))) (= v_~y~0_131 v_~y$mem_tmp~0_18) (= 0 v_~y$flush_delayed~0_28))))) InVars {ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_45|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_55|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_372, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_53|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_37|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_45|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_51|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_43|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_39|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_61|, ~y$w_buff1~0=v_~y$w_buff1~0_109, ~y$w_buff0~0=v_~y$w_buff0~0_98, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_242, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_59|, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_61|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_51|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_63|, ~y~0=v_~y~0_131, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_39|, ~x~0=v_~x~0_21, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_173, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_39|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_292} OutVars{ULTIMATE.start_main_#t~ite36#1=|v_ULTIMATE.start_main_#t~ite36#1_44|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_371, ULTIMATE.start_main_#t~ite31#1=|v_ULTIMATE.start_main_#t~ite31#1_46|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_52|, ULTIMATE.start_main_#t~nondet25#1=|v_ULTIMATE.start_main_#t~nondet25#1_36|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_20, ULTIMATE.start_main_#t~ite37#1=|v_ULTIMATE.start_main_#t~ite37#1_28|, ULTIMATE.start_main_#t~ite28#1=|v_ULTIMATE.start_main_#t~ite28#1_30|, ULTIMATE.start_main_#t~ite35#1=|v_ULTIMATE.start_main_#t~ite35#1_50|, ~y$mem_tmp~0=v_~y$mem_tmp~0_18, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_60|, ~y$w_buff0~0=v_~y$w_buff0~0_97, ULTIMATE.start_main_#t~ite32#1=|v_ULTIMATE.start_main_#t~ite32#1_60|, ~y$flush_delayed~0=v_~y$flush_delayed~0_28, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_62|, ~y~0=v_~y~0_129, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_34|, ULTIMATE.start_main_#t~nondet26#1=|v_ULTIMATE.start_main_#t~nondet26#1_38|, ULTIMATE.start_main_#t~ite27#1=|v_ULTIMATE.start_main_#t~ite27#1_38|, ULTIMATE.start_main_#t~ite42#1=|v_ULTIMATE.start_main_#t~ite42#1_54|, ULTIMATE.start_main_#t~ite34#1=|v_ULTIMATE.start_main_#t~ite34#1_36|, ULTIMATE.start_main_#t~ite47#1=|v_ULTIMATE.start_main_#t~ite47#1_22|, ULTIMATE.start_main_#t~ite39#1=|v_ULTIMATE.start_main_#t~ite39#1_44|, ULTIMATE.start_main_#t~ite29#1=|v_ULTIMATE.start_main_#t~ite29#1_42|, ULTIMATE.start_main_#t~ite30#1=|v_ULTIMATE.start_main_#t~ite30#1_38|, ~weak$$choice0~0=v_~weak$$choice0~0_17, ULTIMATE.start_main_#t~ite46#1=|v_ULTIMATE.start_main_#t~ite46#1_32|, ULTIMATE.start_main_#t~ite43#1=|v_ULTIMATE.start_main_#t~ite43#1_38|, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_241, ULTIMATE.start_main_#t~ite33#1=|v_ULTIMATE.start_main_#t~ite33#1_58|, ULTIMATE.start_main_#t~ite38#1=|v_ULTIMATE.start_main_#t~ite38#1_50|, ~weak$$choice2~0=v_~weak$$choice2~0_80, ~x~0=v_~x~0_21, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_172, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_291} AuxVars[|v_ULTIMATE.start_main_#t~ite38#1_56|, |v_ULTIMATE.start_main_#t~ite44#1_68|, |v_ULTIMATE.start_main_#t~ite41#1_66|, |v_ULTIMATE.start_main_#t~ite35#1_56|, |v_ULTIMATE.start_main_#t~ite42#1_60|, |v_ULTIMATE.start_main_#t~ite27#1_44|, |v_ULTIMATE.start_main_#t~ite45#1_58|, |v_ULTIMATE.start_main_#t~ite39#1_50|, |v_ULTIMATE.start_main_#t~ite36#1_50|, |v_ULTIMATE.start_main_#t~ite32#1_66|, |v_ULTIMATE.start_main_#t~ite29#1_48|, |v_ULTIMATE.start_main_#t~ite30#1_44|, v_~y~0_135, |v_ULTIMATE.start_main_#t~ite33#1_64|] AssignedVars[ULTIMATE.start_main_#t~ite36#1, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite31#1, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~nondet25#1, ~main$tmp_guard1~0, ULTIMATE.start_main_#t~ite37#1, ULTIMATE.start_main_#t~ite28#1, ULTIMATE.start_main_#t~ite35#1, ~y$mem_tmp~0, ULTIMATE.start_main_#t~ite41#1, ~y$w_buff0~0, ULTIMATE.start_main_#t~ite32#1, ~y$flush_delayed~0, ULTIMATE.start_main_#t~ite44#1, ~y~0, ULTIMATE.start_main_#t~ite40#1, ULTIMATE.start_main_#t~nondet26#1, ULTIMATE.start_main_#t~ite27#1, ULTIMATE.start_main_#t~ite42#1, ULTIMATE.start_main_#t~ite34#1, ULTIMATE.start_main_#t~ite47#1, ULTIMATE.start_main_#t~ite39#1, ULTIMATE.start_main_#t~ite29#1, ULTIMATE.start_main_#t~ite30#1, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite46#1, ULTIMATE.start_main_#t~ite43#1, ~y$w_buff1~0, ~y$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite33#1, ULTIMATE.start_main_#t~ite38#1, ~weak$$choice2~0, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0] {4584#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:53,852 INFO L290 TraceCheckUtils]: 60: Hoare triple {4584#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [784] L820-->L821: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4584#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:53,853 INFO L290 TraceCheckUtils]: 61: Hoare triple {4584#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [820] L821-->L821-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {4585#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:53,853 INFO L290 TraceCheckUtils]: 62: Hoare triple {4585#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [833] L821-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {4585#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:53,854 INFO L290 TraceCheckUtils]: 63: Hoare triple {4585#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [783] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {4586#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:53,854 INFO L290 TraceCheckUtils]: 64: Hoare triple {4586#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [811] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {4582#false} is VALID [2022-02-20 20:33:53,855 INFO L290 TraceCheckUtils]: 65: Hoare triple {4582#false} [802] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {4582#false} is VALID [2022-02-20 20:33:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:53,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:53,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667937957] [2022-02-20 20:33:53,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667937957] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:53,857 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:53,857 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 20:33:53,857 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634862906] [2022-02-20 20:33:53,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:53,858 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2022-02-20 20:33:53,858 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:53,858 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:53,906 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:53,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 20:33:53,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:53,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 20:33:53,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 20:33:53,908 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 93 [2022-02-20 20:33:53,908 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 87 transitions, 336 flow. Second operand has 6 states, 6 states have (on average 75.16666666666667) internal successors, (451), 6 states have internal predecessors, (451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:53,909 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:53,909 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 93 [2022-02-20 20:33:53,909 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:58,161 INFO L129 PetriNetUnfolder]: 134/474 cut-off events. [2022-02-20 20:33:58,161 INFO L130 PetriNetUnfolder]: For 2739/2773 co-relation queries the response was YES. [2022-02-20 20:33:58,165 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1745 conditions, 474 events. 134/474 cut-off events. For 2739/2773 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2412 event pairs, 40 based on Foata normal form. 29/486 useless extension candidates. Maximal degree in co-relation 1663. Up to 111 conditions per place. [2022-02-20 20:33:58,167 INFO L132 encePairwiseOnDemand]: 87/93 looper letters, 26 selfloop transitions, 3 changer transitions 19/115 dead transitions. [2022-02-20 20:33:58,167 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 115 transitions, 658 flow [2022-02-20 20:33:58,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 20:33:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-02-20 20:33:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 702 transitions. [2022-02-20 20:33:58,176 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8387096774193549 [2022-02-20 20:33:58,177 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 702 transitions. [2022-02-20 20:33:58,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 702 transitions. [2022-02-20 20:33:58,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:58,177 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 702 transitions. [2022-02-20 20:33:58,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 78.0) internal successors, (702), 9 states have internal predecessors, (702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:58,181 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 93.0) internal successors, (930), 10 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:58,182 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 93.0) internal successors, (930), 10 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:58,182 INFO L186 Difference]: Start difference. First operand has 137 places, 87 transitions, 336 flow. Second operand 9 states and 702 transitions. [2022-02-20 20:33:58,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 115 transitions, 658 flow