./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b 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_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro --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 64bit --witnessprinter.graph.data.programhash 0f7be000be519abe1ca18329c9838ba75d5c3631e353184761c039203f134940 --- 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-8393723 [2022-11-18 20:12:47,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:12:47,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:12:47,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:12:47,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:12:47,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:12:47,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:12:47,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:12:47,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:12:47,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:12:47,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:12:47,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:12:47,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:12:47,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:12:47,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:12:47,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:12:47,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:12:47,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:12:47,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:12:47,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:12:47,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:12:47,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:12:47,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:12:47,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:12:47,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:12:47,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:12:47,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:12:47,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:12:47,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:12:47,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:12:47,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:12:47,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:12:47,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:12:47,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:12:47,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:12:47,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:12:47,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:12:47,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:12:47,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:12:47,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:12:47,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:12:47,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-18 20:12:47,662 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:12:47,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:12:47,667 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:12:47,667 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:12:47,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:12:47,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:12:47,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:12:47,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:12:47,670 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:12:47,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:12:47,671 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:12:47,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:12:47,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:12:47,672 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 20:12:47,672 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 20:12:47,672 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 20:12:47,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:12:47,672 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 20:12:47,672 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:12:47,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:12:47,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:12:47,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:12:47,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:12:47,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:12:47,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:12:47,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:12:47,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:12:47,676 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_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f7be000be519abe1ca18329c9838ba75d5c3631e353184761c039203f134940 [2022-11-18 20:12:47,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:12:47,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:12:47,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:12:47,964 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:12:47,965 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:12:47,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i [2022-11-18 20:12:48,055 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data/f5ba94350/b969c5b3c9094573ac12ce91de109e55/FLAGe8161982f [2022-11-18 20:12:50,263 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:12:50,264 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i [2022-11-18 20:12:50,412 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data/f5ba94350/b969c5b3c9094573ac12ce91de109e55/FLAGe8161982f [2022-11-18 20:12:50,460 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data/f5ba94350/b969c5b3c9094573ac12ce91de109e55 [2022-11-18 20:12:50,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:12:50,464 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:12:50,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:12:50,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:12:50,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:12:50,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:12:50" (1/1) ... [2022-11-18 20:12:50,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45aed678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:50, skipping insertion in model container [2022-11-18 20:12:50,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:12:50" (1/1) ... [2022-11-18 20:12:50,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:12:51,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:13:17,086 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-18 20:13:17,089 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-18 20:13:17,091 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-18 20:13:17,092 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-18 20:13:17,096 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-18 20:13:17,097 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-18 20:13:17,099 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-18 20:13:17,102 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-18 20:13:17,103 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-18 20:13:17,139 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-18 20:13:17,202 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: getenv [2022-11-18 20:13:17,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26f6672d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:13:17, skipping insertion in model container [2022-11-18 20:13:17,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:13:17,203 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 20:13:17,206 INFO L158 Benchmark]: Toolchain (without parser) took 26740.51ms. Allocated memory was 123.7MB in the beginning and 293.6MB in the end (delta: 169.9MB). Free memory was 50.6MB in the beginning and 160.4MB in the end (delta: -109.9MB). Peak memory consumption was 171.0MB. Max. memory is 16.1GB. [2022-11-18 20:13:17,207 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 83.9MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:13:17,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 26738.27ms. Allocated memory was 123.7MB in the beginning and 293.6MB in the end (delta: 169.9MB). Free memory was 50.6MB in the beginning and 160.4MB in the end (delta: -109.9MB). Peak memory consumption was 171.0MB. Max. memory is 16.1GB. [2022-11-18 20:13:17,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 83.9MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 26738.27ms. Allocated memory was 123.7MB in the beginning and 293.6MB in the end (delta: 169.9MB). Free memory was 50.6MB in the beginning and 160.4MB in the end (delta: -109.9MB). Peak memory consumption was 171.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9324]: Unsupported Syntax Unsupported function: getenv 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_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro --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 64bit --witnessprinter.graph.data.programhash 0f7be000be519abe1ca18329c9838ba75d5c3631e353184761c039203f134940 --- 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-8393723 [2022-11-18 20:13:19,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:13:19,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:13:19,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:13:19,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:13:19,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:13:19,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:13:19,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:13:19,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:13:19,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:13:19,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:13:19,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:13:19,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:13:19,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:13:19,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:13:19,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:13:19,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:13:19,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:13:19,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:13:19,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:13:19,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:13:19,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:13:19,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:13:19,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:13:19,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:13:19,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:13:19,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:13:19,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:13:19,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:13:19,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:13:19,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:13:19,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:13:19,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:13:19,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:13:19,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:13:19,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:13:19,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:13:19,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:13:19,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:13:19,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:13:19,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:13:19,336 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-18 20:13:19,391 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:13:19,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:13:19,391 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:13:19,392 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:13:19,392 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:13:19,393 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:13:19,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:13:19,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:13:19,394 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:13:19,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:13:19,394 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:13:19,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:13:19,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:13:19,399 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 20:13:19,400 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 20:13:19,400 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 20:13:19,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:13:19,400 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 20:13:19,400 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 20:13:19,401 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 20:13:19,401 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:13:19,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:13:19,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:13:19,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:13:19,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:13:19,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:13:19,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:13:19,403 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 20:13:19,404 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 20:13:19,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 20:13:19,404 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_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f7be000be519abe1ca18329c9838ba75d5c3631e353184761c039203f134940 [2022-11-18 20:13:19,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:13:19,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:13:19,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:13:19,801 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:13:19,802 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:13:19,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i [2022-11-18 20:13:19,879 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data/4bf591eca/cbc221b4e8f04031b48bda4c9a43d21d/FLAG80ede11ec [2022-11-18 20:13:22,119 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:13:22,119 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/sv-benchmarks/c/goblint-coreutils/instrumented_interval_nohup_comb.i [2022-11-18 20:13:22,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data/4bf591eca/cbc221b4e8f04031b48bda4c9a43d21d/FLAG80ede11ec [2022-11-18 20:13:22,756 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee55828-2f3d-40dc-b9c5-a486e32fad01/bin/uautomizer-TMbwUNV5ro/data/4bf591eca/cbc221b4e8f04031b48bda4c9a43d21d [2022-11-18 20:13:22,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:13:22,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:13:22,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:13:22,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:13:22,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:13:22,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:13:22" (1/1) ... [2022-11-18 20:13:22,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecd3a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:13:22, skipping insertion in model container [2022-11-18 20:13:22,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:13:22" (1/1) ... [2022-11-18 20:13:22,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:13:23,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:13:47,962 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-18 20:13:47,963 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-18 20:13:47,963 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-18 20:13:47,964 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-18 20:13:47,966 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-18 20:13:47,967 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-18 20:13:47,967 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-18 20:13:47,969 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-18 20:13:47,970 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-18 20:13:48,009 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-18 20:13:48,055 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: getenv [2022-11-18 20:13:48,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17dbf95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:13:48, skipping insertion in model container [2022-11-18 20:13:48,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:13:48,056 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 20:13:48,058 INFO L158 Benchmark]: Toolchain (without parser) took 25297.02ms. Allocated memory was 172.0MB in the beginning and 268.4MB in the end (delta: 96.5MB). Free memory was 97.9MB in the beginning and 78.2MB in the end (delta: 19.7MB). Peak memory consumption was 153.1MB. Max. memory is 16.1GB. [2022-11-18 20:13:48,059 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 44.2MB in the beginning and 44.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:13:48,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 25292.14ms. Allocated memory was 172.0MB in the beginning and 268.4MB in the end (delta: 96.5MB). Free memory was 97.8MB in the beginning and 78.2MB in the end (delta: 19.6MB). Peak memory consumption was 148.9MB. Max. memory is 16.1GB. [2022-11-18 20:13:48,061 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 62.9MB. Free memory was 44.2MB in the beginning and 44.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 25292.14ms. Allocated memory was 172.0MB in the beginning and 268.4MB in the end (delta: 96.5MB). Free memory was 97.8MB in the beginning and 78.2MB in the end (delta: 19.6MB). Peak memory consumption was 148.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9324]: Unsupported Syntax Unsupported function: getenv 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