./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.12.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.12.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash afc452e582a18ce642d1e41e01e6f77614ca2cc57c3cb5416c5427160b30d0ba --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:40:17,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:40:17,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:40:17,213 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:40:17,214 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:40:17,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:40:17,266 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:40:17,267 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:40:17,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:40:17,269 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:40:17,269 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:40:17,270 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:40:17,270 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:40:17,271 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:40:17,271 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:40:17,271 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:40:17,272 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:40:17,272 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:40:17,273 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:40:17,273 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:40:17,274 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:40:17,274 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:40:17,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:40:17,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:40:17,279 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:40:17,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:40:17,280 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:40:17,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:40:17,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:40:17,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:40:17,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:40:17,282 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:40:17,283 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:40:17,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:40:17,284 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:40:17,284 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:40:17,285 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:40:17,285 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:40:17,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:17,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:40:17,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:40:17,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:40:17,287 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:40:17,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:40:17,287 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:40:17,288 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:40:17,288 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:40:17,289 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afc452e582a18ce642d1e41e01e6f77614ca2cc57c3cb5416c5427160b30d0ba [2024-11-02 12:40:17,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:40:17,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:40:17,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:40:17,669 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:40:17,670 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:40:17,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.12.cil-2.c Unable to find full path for "g++" [2024-11-02 12:40:19,680 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:40:20,006 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:40:20,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.12.cil-2.c [2024-11-02 12:40:20,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/data/cbf2c40a5/53d7097af1ee4b80a3620846d7c92119/FLAGa0e88870c [2024-11-02 12:40:20,053 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/data/cbf2c40a5/53d7097af1ee4b80a3620846d7c92119 [2024-11-02 12:40:20,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:40:20,062 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:40:20,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:20,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:40:20,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:40:20,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5588e232 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20, skipping insertion in model container [2024-11-02 12:40:20,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,153 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:40:20,402 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.12.cil-2.c[914,927] [2024-11-02 12:40:20,473 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.12.cil-2.c[7125,7138] [2024-11-02 12:40:20,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:20,659 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:40:20,680 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.12.cil-2.c[914,927] [2024-11-02 12:40:20,716 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.12.cil-2.c[7125,7138] [2024-11-02 12:40:20,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:20,844 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:40:20,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20 WrapperNode [2024-11-02 12:40:20,845 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:20,846 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:20,846 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:40:20,846 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:40:20,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,938 INFO L138 Inliner]: procedures = 77, calls = 94, calls flagged for inlining = 46, calls inlined = 46, statements flattened = 1069 [2024-11-02 12:40:20,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:20,940 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:40:20,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:40:20,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:40:20,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:21,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:21,029 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:21,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:21,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:40:21,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:40:21,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:40:21,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:40:21,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:21,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:21,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:40:21,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:40:21,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:40:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:40:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2024-11-02 12:40:21,121 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2024-11-02 12:40:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2024-11-02 12:40:21,121 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2024-11-02 12:40:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2024-11-02 12:40:21,122 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2024-11-02 12:40:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2024-11-02 12:40:21,122 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2024-11-02 12:40:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2024-11-02 12:40:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2024-11-02 12:40:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2024-11-02 12:40:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2024-11-02 12:40:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2024-11-02 12:40:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2024-11-02 12:40:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2024-11-02 12:40:21,124 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2024-11-02 12:40:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2024-11-02 12:40:21,124 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2024-11-02 12:40:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2024-11-02 12:40:21,125 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2024-11-02 12:40:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2024-11-02 12:40:21,125 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2024-11-02 12:40:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:40:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2024-11-02 12:40:21,126 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2024-11-02 12:40:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2024-11-02 12:40:21,126 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2024-11-02 12:40:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:40:21,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:40:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2024-11-02 12:40:21,127 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2024-11-02 12:40:21,299 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:40:21,301 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:40:22,887 INFO L? ?]: Removed 127 outVars from TransFormulas that were not future-live. [2024-11-02 12:40:22,887 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:40:23,555 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:40:23,555 INFO L316 CfgBuilder]: Removed 19 assume(true) statements. [2024-11-02 12:40:23,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:23 BoogieIcfgContainer [2024-11-02 12:40:23,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:40:23,558 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:40:23,558 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:40:23,561 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:40:23,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:40:20" (1/3) ... [2024-11-02 12:40:23,563 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@124406b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:23, skipping insertion in model container [2024-11-02 12:40:23,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20" (2/3) ... [2024-11-02 12:40:23,563 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@124406b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:23, skipping insertion in model container [2024-11-02 12:40:23,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:23" (3/3) ... [2024-11-02 12:40:23,565 INFO L112 eAbstractionObserver]: Analyzing ICFG pc_sfifo_2.cil-2+token_ring.12.cil-2.c [2024-11-02 12:40:23,585 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:40:23,585 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-02 12:40:23,682 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:40:23,690 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3ea50218, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:40:23,690 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-02 12:40:23,697 INFO L276 IsEmpty]: Start isEmpty. Operand has 274 states, 216 states have (on average 1.5092592592592593) internal successors, (326), 223 states have internal predecessors, (326), 41 states have call successors, (41), 14 states have call predecessors, (41), 14 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-02 12:40:23,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-02 12:40:23,709 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:40:23,710 INFO L215 NwaCegarLoop]: 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] [2024-11-02 12:40:23,711 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, error1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:40:23,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:40:23,717 INFO L85 PathProgramCache]: Analyzing trace with hash 265552181, now seen corresponding path program 1 times [2024-11-02 12:40:23,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:40:23,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984072191] [2024-11-02 12:40:23,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:40:23,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:40:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:40:24,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:40:24,184 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:40:24,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984072191] [2024-11-02 12:40:24,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984072191] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:40:24,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:40:24,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:40:24,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681278639] [2024-11-02 12:40:24,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:40:24,195 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:40:24,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:40:24,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:40:24,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:40:24,231 INFO L87 Difference]: Start difference. First operand has 274 states, 216 states have (on average 1.5092592592592593) internal successors, (326), 223 states have internal predecessors, (326), 41 states have call successors, (41), 14 states have call predecessors, (41), 14 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 4 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2024-11-02 12:40:24,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:40:24,896 INFO L93 Difference]: Finished difference Result 600 states and 889 transitions. [2024-11-02 12:40:24,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:40:24,900 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 4 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 40 [2024-11-02 12:40:24,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:40:24,919 INFO L225 Difference]: With dead ends: 600 [2024-11-02 12:40:24,920 INFO L226 Difference]: Without dead ends: 330 [2024-11-02 12:40:24,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:40:24,932 INFO L432 NwaCegarLoop]: 388 mSDtfsCounter, 456 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-02 12:40:24,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [456 Valid, 676 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-02 12:40:24,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2024-11-02 12:40:25,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 322. [2024-11-02 12:40:25,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 251 states have (on average 1.4302788844621515) internal successors, (359), 256 states have internal predecessors, (359), 49 states have call successors, (49), 21 states have call predecessors, (49), 20 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-02 12:40:25,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 454 transitions. [2024-11-02 12:40:25,034 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 454 transitions. Word has length 40 [2024-11-02 12:40:25,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:40:25,036 INFO L471 AbstractCegarLoop]: Abstraction has 322 states and 454 transitions. [2024-11-02 12:40:25,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 4 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2024-11-02 12:40:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 454 transitions. [2024-11-02 12:40:25,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-02 12:40:25,040 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:40:25,040 INFO L215 NwaCegarLoop]: 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] [2024-11-02 12:40:25,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:40:25,041 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, error1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:40:25,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:40:25,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1406965450, now seen corresponding path program 1 times [2024-11-02 12:40:25,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:40:25,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336286506] [2024-11-02 12:40:25,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:40:25,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:40:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:40:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:40:25,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:40:25,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336286506] [2024-11-02 12:40:25,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336286506] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:40:25,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:40:25,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-02 12:40:25,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764510822] [2024-11-02 12:40:25,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:40:25,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-02 12:40:25,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:40:25,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-02 12:40:25,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:40:25,284 INFO L87 Difference]: Start difference. First operand 322 states and 454 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 4 states have call successors, (8), 2 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2024-11-02 12:40:26,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:40:26,315 INFO L93 Difference]: Finished difference Result 730 states and 963 transitions. [2024-11-02 12:40:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-02 12:40:26,317 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 4 states have call successors, (8), 2 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 40 [2024-11-02 12:40:26,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:40:26,328 INFO L225 Difference]: With dead ends: 730 [2024-11-02 12:40:26,328 INFO L226 Difference]: Without dead ends: 597 [2024-11-02 12:40:26,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-02 12:40:26,331 INFO L432 NwaCegarLoop]: 445 mSDtfsCounter, 935 mSDsluCounter, 697 mSDsCounter, 0 mSdLazyCounter, 619 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 939 SdHoareTripleChecker+Valid, 1142 SdHoareTripleChecker+Invalid, 890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-02 12:40:26,332 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [939 Valid, 1142 Invalid, 890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 619 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-02 12:40:26,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2024-11-02 12:40:26,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 507. [2024-11-02 12:40:26,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 507 states, 382 states have (on average 1.3534031413612566) internal successors, (517), 388 states have internal predecessors, (517), 76 states have call successors, (76), 44 states have call predecessors, (76), 47 states have return successors, (77), 76 states have call predecessors, (77), 73 states have call successors, (77) [2024-11-02 12:40:26,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 670 transitions. [2024-11-02 12:40:26,393 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 670 transitions. Word has length 40 [2024-11-02 12:40:26,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:40:26,393 INFO L471 AbstractCegarLoop]: Abstraction has 507 states and 670 transitions. [2024-11-02 12:40:26,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 4 states have call successors, (8), 2 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2024-11-02 12:40:26,394 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 670 transitions. [2024-11-02 12:40:26,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-02 12:40:26,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:40:26,396 INFO L215 NwaCegarLoop]: 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] [2024-11-02 12:40:26,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-02 12:40:26,396 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting error1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, error1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:40:26,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:40:26,397 INFO L85 PathProgramCache]: Analyzing trace with hash -745631659, now seen corresponding path program 1 times [2024-11-02 12:40:26,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:40:26,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300039115] [2024-11-02 12:40:26,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:40:26,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:40:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:40:26,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:40:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:40:26,499 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:40:26,499 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:40:26,502 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location error1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2024-11-02 12:40:26,504 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-02 12:40:26,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-02 12:40:26,509 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-02 12:40:26,621 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:40:26,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:40:26 BoogieIcfgContainer [2024-11-02 12:40:26,627 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:40:26,628 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:40:26,628 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:40:26,628 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:40:26,629 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:23" (3/4) ... [2024-11-02 12:40:26,630 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-02 12:40:26,775 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/witness.graphml [2024-11-02 12:40:26,776 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:40:26,777 INFO L158 Benchmark]: Toolchain (without parser) took 6715.01ms. Allocated memory was 167.8MB in the beginning and 213.9MB in the end (delta: 46.1MB). Free memory was 138.1MB in the beginning and 103.1MB in the end (delta: 35.0MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2024-11-02 12:40:26,778 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 119.5MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:40:26,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 782.33ms. Allocated memory is still 167.8MB. Free memory was 138.1MB in the beginning and 108.0MB in the end (delta: 30.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-02 12:40:26,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.14ms. Allocated memory is still 167.8MB. Free memory was 108.0MB in the beginning and 103.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:40:26,779 INFO L158 Benchmark]: Boogie Preprocessor took 112.72ms. Allocated memory is still 167.8MB. Free memory was 103.2MB in the beginning and 98.2MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-02 12:40:26,780 INFO L158 Benchmark]: RCFGBuilder took 2502.39ms. Allocated memory is still 167.8MB. Free memory was 98.2MB in the beginning and 83.6MB in the end (delta: 14.6MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2024-11-02 12:40:26,780 INFO L158 Benchmark]: TraceAbstraction took 3069.95ms. Allocated memory was 167.8MB in the beginning and 213.9MB in the end (delta: 46.1MB). Free memory was 83.6MB in the beginning and 118.8MB in the end (delta: -35.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-11-02 12:40:26,781 INFO L158 Benchmark]: Witness Printer took 147.71ms. Allocated memory is still 213.9MB. Free memory was 118.8MB in the beginning and 103.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-02 12:40:26,783 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 119.5MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 782.33ms. Allocated memory is still 167.8MB. Free memory was 138.1MB in the beginning and 108.0MB in the end (delta: 30.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.14ms. Allocated memory is still 167.8MB. Free memory was 108.0MB in the beginning and 103.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.72ms. Allocated memory is still 167.8MB. Free memory was 103.2MB in the beginning and 98.2MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2502.39ms. Allocated memory is still 167.8MB. Free memory was 98.2MB in the beginning and 83.6MB in the end (delta: 14.6MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3069.95ms. Allocated memory was 167.8MB in the beginning and 213.9MB in the end (delta: 46.1MB). Free memory was 83.6MB in the beginning and 118.8MB in the end (delta: -35.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Witness Printer took 147.71ms. Allocated memory is still 213.9MB. Free memory was 118.8MB in the beginning and 103.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 28]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L33] int q_buf_0 ; [L34] int q_free ; [L35] int q_read_ev ; [L36] int q_write_ev ; [L37] int q_req_up ; [L38] int q_ev ; [L59] int p_num_write ; [L60] int p_last_write ; [L61] int p_dw_st ; [L62] int p_dw_pc ; [L63] int p_dw_i ; [L64] int c_num_read ; [L65] int c_last_read ; [L66] int c_dr_st ; [L67] int c_dr_pc ; [L68] int c_dr_i ; [L172] static int a_t ; [L500] int m_pc = 0; [L501] int t1_pc = 0; [L502] int t2_pc = 0; [L503] int t3_pc = 0; [L504] int t4_pc = 0; [L505] int t5_pc = 0; [L506] int t6_pc = 0; [L507] int t7_pc = 0; [L508] int t8_pc = 0; [L509] int t9_pc = 0; [L510] int t10_pc = 0; [L511] int t11_pc = 0; [L512] int t12_pc = 0; [L513] int m_st ; [L514] int t1_st ; [L515] int t2_st ; [L516] int t3_st ; [L517] int t4_st ; [L518] int t5_st ; [L519] int t6_st ; [L520] int t7_st ; [L521] int t8_st ; [L522] int t9_st ; [L523] int t10_st ; [L524] int t11_st ; [L525] int t12_st ; [L526] int m_i ; [L527] int t1_i ; [L528] int t2_i ; [L529] int t3_i ; [L530] int t4_i ; [L531] int t5_i ; [L532] int t6_i ; [L533] int t7_i ; [L534] int t8_i ; [L535] int t9_i ; [L536] int t10_i ; [L537] int t11_i ; [L538] int t12_i ; [L539] int M_E = 2; [L540] int T1_E = 2; [L541] int T2_E = 2; [L542] int T3_E = 2; [L543] int T4_E = 2; [L544] int T5_E = 2; [L545] int T6_E = 2; [L546] int T7_E = 2; [L547] int T8_E = 2; [L548] int T9_E = 2; [L549] int T10_E = 2; [L550] int T11_E = 2; [L551] int T12_E = 2; [L552] int E_M = 2; [L553] int E_1 = 2; [L554] int E_2 = 2; [L555] int E_3 = 2; [L556] int E_4 = 2; [L557] int E_5 = 2; [L558] int E_6 = 2; [L559] int E_7 = 2; [L560] int E_8 = 2; [L561] int E_9 = 2; [L562] int E_10 = 2; [L563] int E_11 = 2; [L564] int E_12 = 2; [L579] int token ; [L581] int local ; [L2337] COND TRUE __VERIFIER_nondet_int() [L2338] CALL main1() [L474] int __retres1 ; [L478] CALL init_model1() [L460] q_free = 1 [L461] q_write_ev = 2 [L462] q_read_ev = q_write_ev [L463] p_num_write = 0 [L464] p_dw_pc = 0 [L465] p_dw_i = 1 [L466] c_num_read = 0 [L467] c_dr_pc = 0 [L468] c_dr_i = 1 [L478] RET init_model1() [L479] CALL start_simulation1() [L414] int kernel_st ; [L415] int tmp ; [L419] kernel_st = 0 VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L420] CALL update_channels1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(q_ev)=0, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L230] COND FALSE !((int )q_req_up == 1) [L420] RET update_channels1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L421] CALL init_threads1() [L245] COND TRUE (int )p_dw_i == 1 [L246] p_dw_st = 0 [L250] COND TRUE (int )c_dr_i == 1 [L251] c_dr_st = 0 [L421] RET init_threads1() [L422] CALL fire_delta_events1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L283] COND FALSE !((int )q_read_ev == 0) [L288] COND FALSE !((int )q_write_ev == 0) [L422] RET fire_delta_events1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L423] CALL activate_threads1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L316] int tmp ; [L317] int tmp___0 ; VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L321] CALL, EXPR is_do_write_p_triggered() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L70] int __retres1 ; VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L73] COND FALSE !((int )p_dw_pc == 1) VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L83] __retres1 = 0 VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L85] return (__retres1); [L321] RET, EXPR is_do_write_p_triggered() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L321] tmp = is_do_write_p_triggered() [L323] COND FALSE !(\read(tmp)) VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L329] CALL, EXPR is_do_read_c_triggered() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L89] int __retres1 ; VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L92] COND FALSE !((int )c_dr_pc == 1) VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L102] __retres1 = 0 VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L104] return (__retres1); [L329] RET, EXPR is_do_read_c_triggered() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L329] tmp___0 = is_do_read_c_triggered() [L331] COND FALSE !(\read(tmp___0)) [L423] RET activate_threads1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L424] CALL reset_delta_events1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, \old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L301] COND FALSE !((int )q_read_ev == 1) [L306] COND FALSE !((int )q_write_ev == 1) [L424] RET reset_delta_events1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L427] COND TRUE 1 [L430] kernel_st = 1 [L431] CALL eval1() [L341] int tmp ; [L342] int tmp___0 ; [L343] int tmp___1 ; VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L347] COND TRUE 1 VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L350] CALL, EXPR exists_runnable_thread1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L260] int __retres1 ; [L263] COND TRUE (int )p_dw_st == 0 [L264] __retres1 = 1 [L276] return (__retres1); [L350] RET, EXPR exists_runnable_thread1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L350] tmp___1 = exists_runnable_thread1() [L352] COND TRUE \read(tmp___1) VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L357] COND TRUE (int )p_dw_st == 0 [L359] tmp = __VERIFIER_nondet_int() [L361] COND FALSE !(\read(tmp)) VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L367] CALL error1() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] [L28] reach_error() VAL [E_10=2, E_11=2, E_12=2, E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, E_6=2, E_7=2, E_8=2, E_9=2, E_M=2, M_E=2, T10_E=2, T11_E=2, T12_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, T6_E=2, T7_E=2, T8_E=2, T9_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t10_i=0, t10_pc=0, t10_st=0, t11_i=0, t11_pc=0, t11_st=0, t12_i=0, t12_pc=0, t12_st=0, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, t4_i=0, t4_pc=0, t4_st=0, t5_i=0, t5_pc=0, t5_st=0, t6_i=0, t6_pc=0, t6_st=0, t7_i=0, t7_pc=0, t7_st=0, t8_i=0, t8_pc=0, t8_st=0, t9_i=0, t9_pc=0, t9_st=0, token=0] - UnprovableResult [Line: 496]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 274 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1395 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1391 mSDsluCounter, 1818 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 985 mSDsCounter, 290 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 883 IncrementalHoareTripleChecker+Invalid, 1173 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 290 mSolverCounterUnsat, 833 mSDtfsCounter, 883 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=507occurred in iteration=2, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 98 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-02 12:40:26,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02b6e4c3-0e82-4784-ac96-186bd20b3071/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE