./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/combinations/Problem05_label49+token_ring.01.cil-2.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/Problem05_label49+token_ring.01.cil-2.yml/witness.yml --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 26998269 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/combinations/Problem05_label49+token_ring.01.cil-2.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/Problem05_label49+token_ring.01.cil-2.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.yaml-violation-witnesses-2699826-m [2024-08-14 14:12:57,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 14:12:57,892 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-14 14:12:57,895 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 14:12:57,896 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 14:12:57,912 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 14:12:57,912 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 14:12:57,913 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 14:12:57,914 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-14 14:12:57,914 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-14 14:12:57,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 14:12:57,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 14:12:57,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 14:12:57,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 14:12:57,917 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 14:12:57,917 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 14:12:57,917 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 14:12:57,917 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 14:12:57,918 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 14:12:57,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 14:12:57,921 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 14:12:57,921 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 14:12:57,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 14:12:57,922 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 14:12:57,922 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 14:12:57,922 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 14:12:57,922 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 14:12:57,922 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 14:12:57,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 14:12:57,923 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 14:12:57,923 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 14:12:57,923 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 14:12:57,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-14 14:12:57,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 14:12:57,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 14:12:57,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 14:12:57,924 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 14:12:57,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 14:12:57,924 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 14:12:57,924 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-14 14:12:57,924 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 14:12:57,925 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-14 14:12:57,926 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-14 14:12:57,926 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Size of a code block -> SequenceOfStatements [2024-08-14 14:12:58,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 14:12:58,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 14:12:58,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 14:12:58,130 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 14:12:58,131 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 14:12:58,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/Problem05_label49+token_ring.01.cil-2.yml/witness.yml [2024-08-14 14:12:58,250 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 14:12:58,250 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 14:12:58,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/combinations/Problem05_label49+token_ring.01.cil-2.c [2024-08-14 14:12:59,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 14:12:59,930 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 14:12:59,931 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/combinations/Problem05_label49+token_ring.01.cil-2.c [2024-08-14 14:12:59,971 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c6cdc98/5fdf799cdf954a7493d3f16ab5ec17df/FLAG24ef2b43f [2024-08-14 14:12:59,986 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c6cdc98/5fdf799cdf954a7493d3f16ab5ec17df [2024-08-14 14:12:59,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 14:12:59,987 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-08-14 14:12:59,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 14:12:59,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 14:12:59,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 14:12:59,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 14.08 02:12:58" (1/2) ... [2024-08-14 14:12:59,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92ffedf and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 14.08 02:12:59, skipping insertion in model container [2024-08-14 14:12:59,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 14.08 02:12:58" (1/2) ... [2024-08-14 14:12:59,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e7cb037 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 14.08 02:12:59, skipping insertion in model container [2024-08-14 14:12:59,996 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:12:59" (2/2) ... [2024-08-14 14:12:59,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92ffedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:12:59, skipping insertion in model container [2024-08-14 14:12:59,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:12:59" (2/2) ... [2024-08-14 14:13:00,170 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-14 14:13:01,275 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/combinations/Problem05_label49+token_ring.01.cil-2.c[380593,380606] [2024-08-14 14:13:01,301 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/combinations/Problem05_label49+token_ring.01.cil-2.c[383339,383352] [2024-08-14 14:13:01,378 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 14:13:01,385 INFO L200 MainTranslator]: Completed pre-run [2024-08-14 14:13:01,925 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/combinations/Problem05_label49+token_ring.01.cil-2.c[380593,380606] [2024-08-14 14:13:01,928 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/combinations/Problem05_label49+token_ring.01.cil-2.c[383339,383352] [2024-08-14 14:13:01,934 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 14:13:01,975 INFO L204 MainTranslator]: Completed translation [2024-08-14 14:13:01,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01 WrapperNode [2024-08-14 14:13:01,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 14:13:01,977 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 14:13:01,977 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 14:13:01,977 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 14:13:01,986 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (1/1) ... [2024-08-14 14:13:01,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (1/1) ... [2024-08-14 14:13:02,054 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (1/1) ... [2024-08-14 14:13:02,128 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-08-14 14:13:02,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (1/1) ... [2024-08-14 14:13:02,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (1/1) ... [2024-08-14 14:13:02,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (1/1) ... [2024-08-14 14:13:02,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (1/1) ... [2024-08-14 14:13:02,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (1/1) ... [2024-08-14 14:13:02,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 14:13:02,324 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-08-14 14:13:02,324 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-08-14 14:13:02,324 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-08-14 14:13:02,325 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (1/1) ... [2024-08-14 14:13:02,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-08-14 14:13:02,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-14 14:13:02,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-08-14 14:13:02,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-08-14 14:13:02,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-08-14 14:13:02,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 14:13:02,395 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure main1 [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2024-08-14 14:13:02,396 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2024-08-14 14:13:02,397 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2024-08-14 14:13:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2024-08-14 14:13:02,399 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2024-08-14 14:13:02,399 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2024-08-14 14:13:02,399 INFO L138 BoogieDeclarations]: Found implementation of procedure main2 [2024-08-14 14:13:02,399 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2024-08-14 14:13:02,399 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure main1 [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure master [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2024-08-14 14:13:02,400 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2024-08-14 14:13:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2024-08-14 14:13:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2024-08-14 14:13:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2024-08-14 14:13:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2024-08-14 14:13:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2024-08-14 14:13:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2024-08-14 14:13:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2024-08-14 14:13:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2024-08-14 14:13:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2024-08-14 14:13:02,402 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2024-08-14 14:13:02,402 INFO L130 BoogieDeclarations]: Found specification of procedure main2 [2024-08-14 14:13:02,402 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-08-14 14:13:02,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-08-14 14:13:02,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-14 14:13:02,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 14:13:02,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-08-14 14:13:02,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-08-14 14:13:02,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-14 14:13:02,546 INFO L273 CfgBuilder]: Building ICFG [2024-08-14 14:13:02,550 INFO L304 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 14:13:04,038 INFO L1266 $ProcedureCfgBuilder]: dead code at ProgramPoint L10440: havoc #t~ret20; [2024-08-14 14:13:04,693 INFO L1266 $ProcedureCfgBuilder]: dead code at ProgramPoint L8922: havoc #t~ret19; [2024-08-14 14:13:05,320 INFO L1266 $ProcedureCfgBuilder]: dead code at ProgramPoint L7469: havoc #t~ret18; [2024-08-14 14:13:05,988 INFO L1266 $ProcedureCfgBuilder]: dead code at ProgramPoint L6035: havoc #t~ret17; [2024-08-14 14:13:06,569 INFO L1266 $ProcedureCfgBuilder]: dead code at ProgramPoint L4481: havoc #t~ret16; [2024-08-14 14:13:07,031 INFO L1266 $ProcedureCfgBuilder]: dead code at ProgramPoint L3033: havoc #t~ret15; [2024-08-14 14:13:07,548 INFO L1266 $ProcedureCfgBuilder]: dead code at ProgramPoint L1543: havoc #t~ret14; [2024-08-14 14:13:07,792 INFO L? ?]: Removed 1663 outVars from TransFormulas that were not future-live. [2024-08-14 14:13:07,792 INFO L327 CfgBuilder]: Performing block encoding [2024-08-14 14:13:07,826 INFO L349 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 14:13:07,826 INFO L354 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-14 14:13:07,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.08 02:13:07 BoogieIcfgContainer [2024-08-14 14:13:07,827 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-08-14 14:13:07,829 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 14:13:07,829 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 14:13:07,831 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 14:13:07,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 14.08 02:12:58" (1/4) ... [2024-08-14 14:13:07,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5421ea0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 14.08 02:13:07, skipping insertion in model container [2024-08-14 14:13:07,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 02:12:59" (2/4) ... [2024-08-14 14:13:07,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5421ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 02:13:07, skipping insertion in model container [2024-08-14 14:13:07,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:13:01" (3/4) ... [2024-08-14 14:13:07,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5421ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 02:13:07, skipping insertion in model container [2024-08-14 14:13:07,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.08 02:13:07" (4/4) ... [2024-08-14 14:13:07,834 INFO L119 eAbstractionObserver]: Analyzing ICFG Problem05_label49+token_ring.01.cil-2.c [2024-08-14 14:13:07,834 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-14 14:13:07,850 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 14:13:07,850 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-14 14:13:07,896 INFO L92 WitnessUtils]: Constructing product of automaton with 2386 states and violation witness of the following lengths: [102] [2024-08-14 14:13:07,905 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 2386 states, 2313 states have (on average 1.843493298746217) internal successors, (4264), 2321 states have internal predecessors, (4264), 40 states have call successors, (40), 30 states have call predecessors, (40), 30 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-08-14 14:13:14,416 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 4854 states to 0 states. [2024-08-14 14:13:14,428 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-14 14:13:14,432 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, 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;@8099247, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 14:13:14,432 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-08-14 14:13:14,434 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2024-08-14 14:13:14,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-08-14 14:13:14,436 INFO L805 garLoopResultBuilder]: Registering result SAFE for location errorErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2024-08-14 14:13:14,436 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_output8Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-08-14 14:13:14,441 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-14 14:13:14,442 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-14 14:13:14,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.08 02:13:14 BoogieIcfgContainer [2024-08-14 14:13:14,445 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-14 14:13:14,447 INFO L158 Benchmark]: Toolchain (without parser) took 14458.36ms. Allocated memory was 161.5MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 67.0MB in the beginning and 921.2MB in the end (delta: -854.3MB). Peak memory consumption was 800.9MB. Max. memory is 16.1GB. [2024-08-14 14:13:14,447 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 161.5MB. Free memory is still 122.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 14:13:14,447 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 161.5MB. Free memory is still 116.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 14:13:14,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1986.90ms. Allocated memory was 161.5MB in the beginning and 264.2MB in the end (delta: 102.8MB). Free memory was 67.0MB in the beginning and 147.9MB in the end (delta: -80.9MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. [2024-08-14 14:13:14,449 INFO L158 Benchmark]: Boogie Preprocessor took 345.96ms. Allocated memory is still 264.2MB. Free memory was 147.9MB in the beginning and 84.9MB in the end (delta: 62.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-08-14 14:13:14,449 INFO L158 Benchmark]: IcfgBuilder took 5503.31ms. Allocated memory was 264.2MB in the beginning and 570.4MB in the end (delta: 306.2MB). Free memory was 84.9MB in the beginning and 183.5MB in the end (delta: -98.6MB). Peak memory consumption was 256.8MB. Max. memory is 16.1GB. [2024-08-14 14:13:14,450 INFO L158 Benchmark]: TraceAbstraction took 6616.19ms. Allocated memory was 570.4MB in the beginning and 1.8GB in the end (delta: 1.2GB). Free memory was 182.5MB in the beginning and 921.2MB in the end (delta: -738.8MB). Peak memory consumption was 506.9MB. Max. memory is 16.1GB. [2024-08-14 14:13:14,451 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.10ms. Allocated memory is still 161.5MB. Free memory is still 122.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 161.5MB. Free memory is still 116.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1986.90ms. Allocated memory was 161.5MB in the beginning and 264.2MB in the end (delta: 102.8MB). Free memory was 67.0MB in the beginning and 147.9MB in the end (delta: -80.9MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 345.96ms. Allocated memory is still 264.2MB. Free memory was 147.9MB in the beginning and 84.9MB in the end (delta: 62.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * IcfgBuilder took 5503.31ms. Allocated memory was 264.2MB in the beginning and 570.4MB in the end (delta: 306.2MB). Free memory was 84.9MB in the beginning and 183.5MB in the end (delta: -98.6MB). Peak memory consumption was 256.8MB. Max. memory is 16.1GB. * TraceAbstraction took 6616.19ms. Allocated memory was 570.4MB in the beginning and 1.8GB in the end (delta: 1.2GB). Free memory was 182.5MB in the beginning and 921.2MB in the end (delta: -738.8MB). Peak memory consumption was 506.9MB. 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 - PositiveResult [Line: 11173]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 11094]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 2389 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-14 14:13:14,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE