./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:45,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:45,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:45,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:45,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:45,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:45,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:45,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:45,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:45,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:45,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:45,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:45,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:45,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:45,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:45,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:45,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:45,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:45,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:45,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:45,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:45,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:45,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:45,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:45,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:45,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:45,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:45,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:45,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:45,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:45,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:45,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:45,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:45,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:45,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:45,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:45,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:45,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:45,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:45,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:45,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:45,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:54:45,679 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:45,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:45,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:45,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:45,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:45,681 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:45,681 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:54:45,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:45,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:45,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:45,682 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:54:45,682 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:54:45,682 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:54:45,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:45,683 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:45,683 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:45,683 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:45,684 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:45,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:45,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:45,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:45,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:45,685 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:45,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:45,685 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_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-11-23 15:54:45,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:45,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:45,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:45,986 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:45,987 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:45,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-11-23 15:54:46,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data/b78c4206d/2d88d628d80b4fe7b303abcb206254b1/FLAG06715ef17 [2021-11-23 15:54:46,679 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:46,679 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-11-23 15:54:46,696 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data/b78c4206d/2d88d628d80b4fe7b303abcb206254b1/FLAG06715ef17 [2021-11-23 15:54:46,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data/b78c4206d/2d88d628d80b4fe7b303abcb206254b1 [2021-11-23 15:54:46,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:46,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:46,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:46,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:46,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:46,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:46" (1/1) ... [2021-11-23 15:54:46,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ef1b59f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46, skipping insertion in model container [2021-11-23 15:54:46,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:46" (1/1) ... [2021-11-23 15:54:46,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:46,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:47,341 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-23 15:54:47,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74448153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:47, skipping insertion in model container [2021-11-23 15:54:47,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:47,342 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:54:47,345 INFO L158 Benchmark]: Toolchain (without parser) took 412.88ms. Allocated memory is still 121.6MB. Free memory was 91.1MB in the beginning and 93.2MB in the end (delta: -2.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:47,346 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:47,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.39ms. Allocated memory is still 121.6MB. Free memory was 90.9MB in the beginning and 93.2MB in the end (delta: -2.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:47,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.39ms. Allocated memory is still 121.6MB. Free memory was 90.9MB in the beginning and 93.2MB in the end (delta: -2.3MB). Peak memory consumption was 6.3MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:49,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:49,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:49,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:49,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:49,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:49,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:49,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:49,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:49,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:49,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:49,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:49,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:49,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:49,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:49,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:49,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:49,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:49,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:49,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:49,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:49,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:49,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:49,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:49,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:49,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:49,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:49,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:49,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:49,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:49,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:49,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:49,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:49,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:49,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:49,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:49,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:49,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:49,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:49,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:49,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:49,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:49,838 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:49,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:49,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:49,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:49,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:49,841 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:49,842 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:54:49,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:49,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:49,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:49,843 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:54:49,844 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:54:49,844 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:54:49,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:49,844 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:49,844 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:49,845 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:49,845 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:49,845 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:49,845 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:49,846 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:49,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:49,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:49,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:49,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:49,847 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:49,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:49,847 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:49,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:49,848 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_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2021-11-23 15:54:50,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:50,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:50,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:50,282 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:50,283 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:50,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2021-11-23 15:54:50,366 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data/c9c7121f2/efb477adb8b143f1a3e7161cdd50faf5/FLAG8aca2312c [2021-11-23 15:54:50,941 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:50,942 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/sv-benchmarks/c/memsafety/global-atexit-5.i [2021-11-23 15:54:50,963 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data/c9c7121f2/efb477adb8b143f1a3e7161cdd50faf5/FLAG8aca2312c [2021-11-23 15:54:51,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046f7878-398e-4f33-a32b-bffe17ad6058/bin/ukojak-CwSLpZB5Qu/data/c9c7121f2/efb477adb8b143f1a3e7161cdd50faf5 [2021-11-23 15:54:51,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:51,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:51,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:51,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:51,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:51,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbe5334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51, skipping insertion in model container [2021-11-23 15:54:51,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:51,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:51,570 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-11-23 15:54:51,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43105b41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51, skipping insertion in model container [2021-11-23 15:54:51,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:51,571 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:54:51,573 INFO L158 Benchmark]: Toolchain (without parser) took 355.14ms. Allocated memory is still 62.9MB. Free memory was 42.4MB in the beginning and 46.3MB in the end (delta: -3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,574 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:51,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.89ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 46.3MB in the end (delta: -4.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,577 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.89ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 46.3MB in the end (delta: -4.1MB). 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