./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 5e519f3a 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_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --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-5e519f3 [2022-11-03 04:06:58,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:06:58,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:06:58,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:06:58,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:06:58,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:06:58,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:06:58,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:06:58,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:06:58,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:06:58,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:06:58,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:06:58,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:06:58,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:06:58,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:06:58,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:06:58,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:06:58,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:06:58,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:06:58,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:06:58,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:06:58,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:06:58,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:06:58,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:06:58,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:06:58,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:06:58,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:06:58,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:06:58,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:06:58,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:06:58,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:06:58,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:06:58,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:06:58,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:06:58,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:06:58,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:06:58,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:06:58,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:06:58,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:06:58,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:06:58,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:06:58,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2022-11-03 04:06:58,799 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:06:58,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:06:58,803 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:06:58,803 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:06:58,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:06:58,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:06:58,805 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:06:58,805 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:06:58,805 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:06:58,806 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 04:06:58,807 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:06:58,808 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:06:58,808 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 04:06:58,808 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 04:06:58,808 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:06:58,809 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 04:06:58,809 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 04:06:58,809 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 04:06:58,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-03 04:06:58,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-03 04:06:58,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:06:58,811 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 04:06:58,811 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 04:06:58,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:06:58,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 04:06:58,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:06:58,812 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-03 04:06:58,813 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-03 04:06:58,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:06:58,814 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 04:06:58,814 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 04:06:58,814 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:06:58,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:06:58,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:06:58,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:06:58,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:06:58,816 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 04:06:58,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:06:58,816 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 04:06:58,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 04:06:58,817 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:06:58,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-03 04:06:59,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:06:59,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:06:59,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:06:59,170 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:06:59,171 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:06:59,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-03 04:06:59,251 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data/b5f56a4b1/da7249d484cb44809fdaf51b653a8a23/FLAG0f969809e [2022-11-03 04:06:59,840 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:06:59,841 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-03 04:06:59,851 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data/b5f56a4b1/da7249d484cb44809fdaf51b653a8a23/FLAG0f969809e [2022-11-03 04:07:00,113 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data/b5f56a4b1/da7249d484cb44809fdaf51b653a8a23 [2022-11-03 04:07:00,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:07:00,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:07:00,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:07:00,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:07:00,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:07:00,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:00" (1/1) ... [2022-11-03 04:07:00,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27226eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:00, skipping insertion in model container [2022-11-03 04:07:00,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:00" (1/1) ... [2022-11-03 04:07:00,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:07:00,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:07:00,638 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-03 04:07:00,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66f21062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:00, skipping insertion in model container [2022-11-03 04:07:00,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:07:00,640 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 04:07:00,643 INFO L158 Benchmark]: Toolchain (without parser) took 524.53ms. Allocated memory is still 138.4MB. Free memory was 102.2MB in the beginning and 112.6MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 04:07:00,644 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 138.4MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:07:00,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.40ms. Allocated memory is still 138.4MB. Free memory was 102.0MB in the beginning and 112.6MB in the end (delta: -10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 04:07:00,649 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 138.4MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.40ms. Allocated memory is still 138.4MB. Free memory was 102.0MB in the beginning and 112.6MB in the end (delta: -10.7MB). 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 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_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --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-5e519f3 [2022-11-03 04:07:03,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:07:03,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:07:03,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:07:03,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:07:03,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:07:03,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:07:03,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:07:03,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:07:03,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:07:03,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:07:03,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:07:03,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:07:03,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:07:03,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:07:03,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:07:03,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:07:03,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:07:03,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:07:03,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:07:03,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:07:03,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:07:03,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:07:03,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:07:03,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:07:03,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:07:03,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:07:03,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:07:03,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:07:03,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:07:03,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:07:03,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:07:03,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:07:03,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:07:03,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:07:03,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:07:03,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:07:03,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:07:03,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:07:03,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:07:03,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:07:03,146 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2022-11-03 04:07:03,219 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:07:03,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:07:03,223 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:07:03,223 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:07:03,224 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:07:03,224 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:07:03,224 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:07:03,225 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:07:03,225 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:07:03,225 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:07:03,226 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:07:03,227 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:07:03,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-03 04:07:03,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-03 04:07:03,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:07:03,229 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 04:07:03,229 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 04:07:03,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:07:03,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 04:07:03,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:07:03,230 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-03 04:07:03,231 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-03 04:07:03,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:07:03,231 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 04:07:03,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 04:07:03,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 04:07:03,232 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 04:07:03,232 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:07:03,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:07:03,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 04:07:03,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:07:03,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:07:03,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:07:03,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:07:03,234 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 04:07:03,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 04:07:03,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:07:03,235 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 04:07:03,235 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-11-03 04:07:03,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:07:03,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:07:03,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:07:03,682 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:07:03,683 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:07:03,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-03 04:07:03,763 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data/a0553bd91/a44e1d56f4194db7a3a414ad628e56c4/FLAG9ecadf045 [2022-11-03 04:07:04,451 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:07:04,452 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-11-03 04:07:04,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data/a0553bd91/a44e1d56f4194db7a3a414ad628e56c4/FLAG9ecadf045 [2022-11-03 04:07:04,737 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f162ad93-3a61-4cfb-bae4-0650b3415e56/bin/utaipan-7li7fVZpFI/data/a0553bd91/a44e1d56f4194db7a3a414ad628e56c4 [2022-11-03 04:07:04,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:07:04,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:07:04,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:07:04,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:07:04,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:07:04,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:04" (1/1) ... [2022-11-03 04:07:04,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a347e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:04, skipping insertion in model container [2022-11-03 04:07:04,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:04" (1/1) ... [2022-11-03 04:07:04,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:07:04,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:07:05,221 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-11-03 04:07:05,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a4f2848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:05, skipping insertion in model container [2022-11-03 04:07:05,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:07:05,224 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 04:07:05,226 INFO L158 Benchmark]: Toolchain (without parser) took 484.13ms. Allocated memory is still 71.3MB. Free memory was 53.6MB in the beginning and 53.7MB in the end (delta: -87.1kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 04:07:05,228 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory was 52.4MB in the beginning and 52.4MB in the end (delta: 54.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:07:05,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.10ms. Allocated memory is still 71.3MB. Free memory was 53.5MB in the beginning and 53.7MB in the end (delta: -239.2kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 04:07:05,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory was 52.4MB in the beginning and 52.4MB in the end (delta: 54.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.10ms. Allocated memory is still 71.3MB. Free memory was 53.5MB in the beginning and 53.7MB in the end (delta: -239.2kB). 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