./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:24:00,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:24:00,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:24:00,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:24:00,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:24:00,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:24:00,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:24:01,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:24:01,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:24:01,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:24:01,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:24:01,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:24:01,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:24:01,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:24:01,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:24:01,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:24:01,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:24:01,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:24:01,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:24:01,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:24:01,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:24:01,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:24:01,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:24:01,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:24:01,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:24:01,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:24:01,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:24:01,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:24:01,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:24:01,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:24:01,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:24:01,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:24:01,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:24:01,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:24:01,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:24:01,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:24:01,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:24:01,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:24:01,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:24:01,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:24:01,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:24:01,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-25 17:24:01,114 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:24:01,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:24:01,121 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:24:01,121 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:24:01,122 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:24:01,122 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:24:01,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:24:01,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:24:01,123 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:24:01,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:24:01,125 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:24:01,125 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:24:01,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:24:01,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:24:01,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:24:01,126 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:24:01,126 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:24:01,126 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:24:01,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:24:01,127 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:24:01,127 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:24:01,127 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:24:01,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:24:01,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:24:01,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:24:01,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:24:01,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:24:01,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:24:01,129 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:24:01,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:24:01,129 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:24:01,130 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:24:01,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:24:01,130 INFO L138 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-25 17:24:01,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:24:01,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:24:01,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:24:01,490 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:24:01,490 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:24:01,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-25 17:24:04,930 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:24:05,157 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:24:05,158 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-25 17:24:05,168 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/data/dfcaa79cf/c6b6d92534eb4f7c832ed16a440da134/FLAG1a73eb92c [2022-11-25 17:24:05,184 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/data/dfcaa79cf/c6b6d92534eb4f7c832ed16a440da134 [2022-11-25 17:24:05,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:24:05,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:24:05,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:24:05,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:24:05,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:24:05,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:24:05" (1/1) ... [2022-11-25 17:24:05,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eea2a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:05, skipping insertion in model container [2022-11-25 17:24:05,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:24:05" (1/1) ... [2022-11-25 17:24:05,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:24:05,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:24:05,577 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-25 17:24:05,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e610778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:05, skipping insertion in model container [2022-11-25 17:24:05,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:24:05,579 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:24:05,582 INFO L158 Benchmark]: Toolchain (without parser) took 391.62ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 68.2MB in the beginning and 162.0MB in the end (delta: -93.8MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2022-11-25 17:24:05,583 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 108.8MB in the beginning and 108.6MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:24:05,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.49ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 68.0MB in the beginning and 162.0MB in the end (delta: -94.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2022-11-25 17:24:05,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 108.8MB in the beginning and 108.6MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.49ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 68.0MB in the beginning and 162.0MB in the end (delta: -94.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:24:08,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:24:08,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:24:08,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:24:08,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:24:08,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:24:08,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:24:08,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:24:08,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:24:08,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:24:08,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:24:08,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:24:08,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:24:08,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:24:08,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:24:08,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:24:08,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:24:08,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:24:08,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:24:08,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:24:08,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:24:08,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:24:08,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:24:08,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:24:08,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:24:08,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:24:08,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:24:08,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:24:08,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:24:08,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:24:08,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:24:08,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:24:08,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:24:08,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:24:08,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:24:08,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:24:08,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:24:08,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:24:08,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:24:08,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:24:08,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:24:08,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-25 17:24:08,207 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:24:08,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:24:08,209 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:24:08,209 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:24:08,210 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:24:08,210 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:24:08,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:24:08,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:24:08,212 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:24:08,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:24:08,213 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:24:08,214 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:24:08,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:24:08,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:24:08,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:24:08,215 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:24:08,215 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:24:08,215 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:24:08,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:24:08,216 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:24:08,216 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:24:08,216 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:24:08,217 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:24:08,217 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:24:08,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:24:08,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:24:08,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:24:08,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:24:08,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:24:08,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:24:08,219 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:24:08,219 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:24:08,220 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:24:08,220 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:24:08,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:24:08,221 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:24:08,221 INFO L138 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-25 17:24:08,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:24:08,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:24:08,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:24:08,683 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:24:08,684 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:24:08,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-25 17:24:11,956 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:24:12,242 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:24:12,243 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-25 17:24:12,261 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/data/d23fd2fe8/792c14b9ec06474cb6fdd3b686def535/FLAG3f7ea24e9 [2022-11-25 17:24:12,276 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0181dab8-3c55-40e0-b995-b4a8b1d49a20/bin/uautomizer-ZsLfNo2U6R/data/d23fd2fe8/792c14b9ec06474cb6fdd3b686def535 [2022-11-25 17:24:12,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:24:12,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:24:12,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:24:12,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:24:12,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:24:12,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:24:12" (1/1) ... [2022-11-25 17:24:12,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c569b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:12, skipping insertion in model container [2022-11-25 17:24:12,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:24:12" (1/1) ... [2022-11-25 17:24:12,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:24:12,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:24:12,625 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-25 17:24:12,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67fc3bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:12, skipping insertion in model container [2022-11-25 17:24:12,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:24:12,627 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:24:12,629 INFO L158 Benchmark]: Toolchain (without parser) took 347.70ms. Allocated memory is still 83.9MB. Free memory was 63.5MB in the beginning and 52.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 17:24:12,629 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:24:12,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.12ms. Allocated memory is still 83.9MB. Free memory was 63.2MB in the beginning and 52.4MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 17:24:12,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.12ms. Allocated memory is still 83.9MB. Free memory was 63.2MB in the beginning and 52.4MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: 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