./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7724a2de 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-7724a2d-m [2024-06-27 17:30:28,242 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-27 17:30:28,291 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-27 17:30:28,294 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-27 17:30:28,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-27 17:30:28,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-27 17:30:28,323 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-27 17:30:28,323 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-27 17:30:28,324 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-27 17:30:28,327 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-27 17:30:28,327 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-27 17:30:28,328 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-27 17:30:28,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-27 17:30:28,329 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-27 17:30:28,329 INFO L153 SettingsManager]: * Use SBE=true [2024-06-27 17:30:28,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-27 17:30:28,330 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-27 17:30:28,330 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-27 17:30:28,331 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-27 17:30:28,331 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-27 17:30:28,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-27 17:30:28,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-27 17:30:28,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-27 17:30:28,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-27 17:30:28,333 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-27 17:30:28,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-27 17:30:28,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-27 17:30:28,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-27 17:30:28,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-27 17:30:28,334 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-27 17:30:28,335 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-27 17:30:28,335 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-27 17:30:28,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 17:30:28,336 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-27 17:30:28,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-27 17:30:28,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-27 17:30:28,336 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-27 17:30:28,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-27 17:30:28,337 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-27 17:30:28,337 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-27 17:30:28,337 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-27 17:30:28,337 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-27 17:30:28,337 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-27 17:30:28,337 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2024-06-27 17:30:28,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-27 17:30:28,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-27 17:30:28,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-27 17:30:28,606 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-27 17:30:28,607 INFO L274 PluginConnector]: CDTParser initialized [2024-06-27 17:30:28,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2024-06-27 17:30:29,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-27 17:30:30,075 INFO L384 CDTParser]: Found 1 translation units. [2024-06-27 17:30:30,076 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2024-06-27 17:30:30,097 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc93af153/30b6fb74347a4be498242ba2aca39f2b/FLAG2553f3c17 [2024-06-27 17:30:30,110 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc93af153/30b6fb74347a4be498242ba2aca39f2b [2024-06-27 17:30:30,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-27 17:30:30,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-06-27 17:30:30,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-27 17:30:30,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-27 17:30:30,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-27 17:30:30,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 05:30:30" (1/1) ... [2024-06-27 17:30:30,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55a57b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:30:30, skipping insertion in model container [2024-06-27 17:30:30,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 05:30:30" (1/1) ... [2024-06-27 17:30:30,176 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-27 17:30:30,864 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2024-06-27 17:30:30,890 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 17:30:30,898 INFO L202 MainTranslator]: Completed pre-run [2024-06-27 17:30:30,967 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2024-06-27 17:30:30,983 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 17:30:31,061 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: fflush [2024-06-27 17:30:31,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ef24f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:30:31, skipping insertion in model container [2024-06-27 17:30:31,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-27 17:30:31,062 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-27 17:30:31,064 INFO L158 Benchmark]: Toolchain (without parser) took 947.25ms. Allocated memory is still 192.9MB. Free memory was 123.3MB in the beginning and 118.9MB in the end (delta: 4.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-06-27 17:30:31,064 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 65.5MB in the beginning and 65.5MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-27 17:30:31,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 943.35ms. Allocated memory is still 192.9MB. Free memory was 122.7MB in the beginning and 118.9MB in the end (delta: 3.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-06-27 17:30:31,066 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 65.5MB in the beginning and 65.5MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 943.35ms. Allocated memory is still 192.9MB. Free memory was 122.7MB in the beginning and 118.9MB in the end (delta: 3.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: fflush RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-7724a2d-m [2024-06-27 17:30:33,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-27 17:30:33,189 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-27 17:30:33,199 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-27 17:30:33,200 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-27 17:30:33,227 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-27 17:30:33,228 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-27 17:30:33,228 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-27 17:30:33,229 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-27 17:30:33,232 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-27 17:30:33,232 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-27 17:30:33,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-27 17:30:33,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-27 17:30:33,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-27 17:30:33,234 INFO L153 SettingsManager]: * Use SBE=true [2024-06-27 17:30:33,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-27 17:30:33,235 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-27 17:30:33,235 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-27 17:30:33,235 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-27 17:30:33,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-27 17:30:33,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-27 17:30:33,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-27 17:30:33,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-27 17:30:33,237 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-27 17:30:33,237 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-27 17:30:33,237 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-27 17:30:33,237 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-27 17:30:33,237 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-27 17:30:33,238 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-27 17:30:33,238 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-27 17:30:33,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-27 17:30:33,239 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-27 17:30:33,239 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-27 17:30:33,239 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-27 17:30:33,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 17:30:33,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-27 17:30:33,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-27 17:30:33,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-27 17:30:33,241 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-27 17:30:33,241 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-27 17:30:33,241 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-27 17:30:33,241 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-27 17:30:33,242 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-27 17:30:33,242 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-27 17:30:33,242 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-27 17:30:33,242 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-27 17:30:33,242 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2024-06-27 17:30:33,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-27 17:30:33,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-27 17:30:33,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-27 17:30:33,566 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-27 17:30:33,567 INFO L274 PluginConnector]: CDTParser initialized [2024-06-27 17:30:33,569 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2024-06-27 17:30:34,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-27 17:30:35,042 INFO L384 CDTParser]: Found 1 translation units. [2024-06-27 17:30:35,043 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2024-06-27 17:30:35,062 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/116064922/8ddc65e2eb704d0fb2d3655a221b5271/FLAG4a95d1b3d [2024-06-27 17:30:35,071 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/116064922/8ddc65e2eb704d0fb2d3655a221b5271 [2024-06-27 17:30:35,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-27 17:30:35,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-06-27 17:30:35,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-27 17:30:35,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-27 17:30:35,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-27 17:30:35,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 05:30:35" (1/1) ... [2024-06-27 17:30:35,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@543e4495 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:30:35, skipping insertion in model container [2024-06-27 17:30:35,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 05:30:35" (1/1) ... [2024-06-27 17:30:35,193 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-27 17:30:35,923 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2024-06-27 17:30:35,962 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 17:30:35,978 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-27 17:30:35,997 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-27 17:30:36,057 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2024-06-27 17:30:36,083 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 17:30:36,089 INFO L202 MainTranslator]: Completed pre-run [2024-06-27 17:30:36,138 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2024-06-27 17:30:36,145 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 17:30:36,229 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: fflush [2024-06-27 17:30:36,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a6965b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:30:36, skipping insertion in model container [2024-06-27 17:30:36,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-27 17:30:36,231 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-27 17:30:36,232 INFO L158 Benchmark]: Toolchain (without parser) took 1148.90ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 35.0MB in the beginning and 28.4MB in the end (delta: 6.6MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-06-27 17:30:36,232 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 44.0MB. Free memory was 25.4MB in the beginning and 25.4MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-27 17:30:36,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1128.64ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 34.8MB in the beginning and 28.4MB in the end (delta: 6.4MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-06-27 17:30:36,234 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 44.0MB. Free memory was 25.4MB in the beginning and 25.4MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1128.64ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 34.8MB in the beginning and 28.4MB in the end (delta: 6.4MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: fflush RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN