./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/coreutils-v8.31/ln_3args_ok.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/coreutils-v8.31/ln_3args_ok.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2b948ae899c5f7eb255bceb0bada05db92976300838d7a38ada86e22cac94852 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:45:53,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:45:53,573 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-28 04:45:53,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:45:53,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:45:53,602 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:45:53,603 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:45:53,603 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:45:53,603 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:45:53,603 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:45:53,604 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:45:53,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:45:53,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:45:53,604 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:45:53,604 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:45:53,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:45:53,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:45:53,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:45:53,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:45:53,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:45:53,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:45:53,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:45:53,605 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 04:45:53,605 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:45:53,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:45:53,606 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:45:53,606 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:45:53,606 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:45:53,606 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:45:53,606 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:45:53,606 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:45:53,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:45:53,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:45:53,607 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:45:53,607 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:45:53,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:45:53,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:45:53,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:45:53,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:45:53,608 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:45:53,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:45:53,608 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:45:53,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:45:53,608 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:45:53,609 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:45:53,609 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:45:53,609 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:45:53,609 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB 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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b948ae899c5f7eb255bceb0bada05db92976300838d7a38ada86e22cac94852 [2024-11-28 04:45:53,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:45:53,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:45:53,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:45:53,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:45:53,911 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:45:53,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/ln_3args_ok.c [2024-11-28 04:45:56,820 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data/d4f58e2ce/6f82b95bbcc3461ab57e65f52df89bfc/FLAG4beec7999 [2024-11-28 04:46:00,147 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:46:00,148 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/sv-benchmarks/c/coreutils-v8.31/ln_3args_ok.c [2024-11-28 04:46:00,507 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data/d4f58e2ce/6f82b95bbcc3461ab57e65f52df89bfc/FLAG4beec7999 [2024-11-28 04:46:00,521 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data/d4f58e2ce/6f82b95bbcc3461ab57e65f52df89bfc [2024-11-28 04:46:00,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:46:00,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:46:00,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:46:00,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:46:00,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:46:00,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:46:00" (1/1) ... [2024-11-28 04:46:00,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e45abba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:00, skipping insertion in model container [2024-11-28 04:46:00,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:46:00" (1/1) ... [2024-11-28 04:46:01,564 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:46:02,524 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-28 04:46:02,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b484ab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:02, skipping insertion in model container [2024-11-28 04:46:02,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:46:02,525 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 04:46:02,528 INFO L158 Benchmark]: Toolchain (without parser) took 2001.10ms. Allocated memory was 377.5MB in the beginning and 880.8MB in the end (delta: 503.3MB). Free memory was 203.1MB in the beginning and 628.9MB in the end (delta: -425.8MB). Peak memory consumption was 249.2MB. Max. memory is 16.1GB. [2024-11-28 04:46:02,529 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:02,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1998.76ms. Allocated memory was 377.5MB in the beginning and 880.8MB in the end (delta: 503.3MB). Free memory was 203.1MB in the beginning and 628.9MB in the end (delta: -425.8MB). Peak memory consumption was 249.2MB. Max. memory is 16.1GB. [2024-11-28 04:46:02,534 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1998.76ms. Allocated memory was 377.5MB in the beginning and 880.8MB in the end (delta: 503.3MB). Free memory was 203.1MB in the beginning and 628.9MB in the end (delta: -425.8MB). Peak memory consumption was 249.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 35783]: Unsupported Syntax floats in unions are not supported in the integer translation. 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: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/coreutils-v8.31/ln_3args_ok.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2b948ae899c5f7eb255bceb0bada05db92976300838d7a38ada86e22cac94852 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:46:05,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:46:05,132 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-28 04:46:05,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:46:05,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:46:05,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-28 04:46:05,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:46:05,225 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:46:05,226 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:46:05,226 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:46:05,226 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:46:05,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:46:05,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:46:05,226 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:46:05,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:46:05,227 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:46:05,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:46:05,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:46:05,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:46:05,227 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:46:05,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:46:05,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:46:05,227 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:46:05,227 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:46:05,228 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 04:46:05,228 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:46:05,228 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:46:05,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:46:05,228 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:46:05,228 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:46:05,230 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:46:05,230 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:46:05,231 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:46:05,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:46:05,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:46:05,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:46:05,231 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:46:05,235 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:46:05,235 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:46:05,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:46:05,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:46:05,236 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:46:05,236 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:46:05,236 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:46:05,236 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:46:05,236 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:46:05,236 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:46:05,236 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:46:05,236 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:46:05,236 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:46:05,237 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB 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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b948ae899c5f7eb255bceb0bada05db92976300838d7a38ada86e22cac94852 [2024-11-28 04:46:05,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:46:05,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:46:05,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:46:05,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:46:05,580 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:46:05,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/ln_3args_ok.c [2024-11-28 04:46:08,594 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data/444132e01/baac36c141064298a870cf830f971372/FLAG0102ccf46 [2024-11-28 04:46:12,101 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:46:12,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/sv-benchmarks/c/coreutils-v8.31/ln_3args_ok.c [2024-11-28 04:46:12,872 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data/444132e01/baac36c141064298a870cf830f971372/FLAG0102ccf46 [2024-11-28 04:46:12,896 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff096719-b6a4-4a7f-8c6f-112b332a1fd9/bin/uautomizer-verify-aQ6SnzHsRB/data/444132e01/baac36c141064298a870cf830f971372 [2024-11-28 04:46:12,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:46:12,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:46:12,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:46:12,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:46:12,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:46:12,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:46:12" (1/1) ... [2024-11-28 04:46:12,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3000d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:46:12, skipping insertion in model container [2024-11-28 04:46:12,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:46:12" (1/1) ... [2024-11-28 04:46:13,979 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:48:53,796 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-28 04:48:53,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7207b873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:48:53, skipping insertion in model container [2024-11-28 04:48:53,797 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:48:53,797 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 04:48:53,799 INFO L158 Benchmark]: Toolchain (without parser) took 160897.61ms. Allocated memory was 536.9MB in the beginning and 1.6GB in the end (delta: 1.0GB). Free memory was 375.1MB in the beginning and 871.6MB in the end (delta: -496.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-28 04:48:53,800 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:48:53,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 160893.48ms. Allocated memory was 536.9MB in the beginning and 1.6GB in the end (delta: 1.0GB). Free memory was 375.1MB in the beginning and 871.6MB in the end (delta: -496.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-28 04:48:53,801 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 160893.48ms. Allocated memory was 536.9MB in the beginning and 1.6GB in the end (delta: 1.0GB). Free memory was 375.1MB in the beginning and 871.6MB in the end (delta: -496.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 52975]: Unsupported Syntax Unsupported function: atexit 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