./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a --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 bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 --- 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-b5237d8 [2022-11-21 17:02:48,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:02:48,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:02:48,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:02:48,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:02:48,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:02:48,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:02:48,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:02:48,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:02:48,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:02:48,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:02:48,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:02:48,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:02:48,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:02:48,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:02:48,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:02:48,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:02:48,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:02:48,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:02:48,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:02:48,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:02:48,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:02:48,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:02:48,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:02:48,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:02:48,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:02:48,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:02:48,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:02:48,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:02:48,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:02:48,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:02:48,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:02:48,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:02:48,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:02:48,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:02:48,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:02:48,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:02:48,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:02:48,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:02:48,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:02:48,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:02:48,605 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-21 17:02:48,635 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:02:48,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:02:48,640 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:02:48,640 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:02:48,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:02:48,642 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:02:48,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:02:48,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:02:48,643 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:02:48,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:02:48,645 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 17:02:48,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:02:48,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:02:48,646 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 17:02:48,646 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 17:02:48,646 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 17:02:48,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:02:48,647 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 17:02:48,647 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:02:48,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:02:48,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:02:48,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:02:48,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:02:48,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:02:48,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:02:48,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 17:02:48,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 17:02:48,650 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_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 [2022-11-21 17:02:48,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:02:49,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:02:49,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:02:49,011 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:02:49,012 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:02:49,013 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2022-11-21 17:02:52,164 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:02:53,901 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:02:53,902 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2022-11-21 17:02:54,063 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/data/79b0f1190/935e5b4ecf924a478d2e418e707f5bad/FLAGc9d9d11a8 [2022-11-21 17:02:54,085 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/data/79b0f1190/935e5b4ecf924a478d2e418e707f5bad [2022-11-21 17:02:54,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:02:54,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:02:54,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:02:54,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:02:54,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:02:54,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:02:54" (1/1) ... [2022-11-21 17:02:54,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e680fbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:02:54, skipping insertion in model container [2022-11-21 17:02:54,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:02:54" (1/1) ... [2022-11-21 17:02:54,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:02:54,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:03:18,422 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-21 17:03:18,423 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-21 17:03:18,424 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-21 17:03:18,425 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-21 17:03:18,427 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-21 17:03:18,428 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-21 17:03:18,429 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-21 17:03:18,431 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-21 17:03:18,431 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-21 17:03:18,474 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-21 17:03:18,712 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-21 17:03:18,745 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl [2022-11-21 17:03:18,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2491462c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:03:18, skipping insertion in model container [2022-11-21 17:03:18,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:03:18,752 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 17:03:18,755 INFO L158 Benchmark]: Toolchain (without parser) took 24663.29ms. Allocated memory was 151.0MB in the beginning and 281.0MB in the end (delta: 130.0MB). Free memory was 70.6MB in the beginning and 118.4MB in the end (delta: -47.9MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. [2022-11-21 17:03:18,755 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 113.2MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:03:18,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 24658.87ms. Allocated memory was 151.0MB in the beginning and 281.0MB in the end (delta: 130.0MB). Free memory was 70.6MB in the beginning and 118.4MB in the end (delta: -47.9MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. [2022-11-21 17:03:18,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 113.2MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 24658.87ms. Allocated memory was 151.0MB in the beginning and 281.0MB in the end (delta: 130.0MB). Free memory was 70.6MB in the beginning and 118.4MB in the end (delta: -47.9MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11970]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a --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 bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 --- Real Ultimate output --- [0.002s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 17:03:21,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:03:21,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:03:21,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:03:21,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:03:21,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:03:21,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:03:21,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:03:21,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:03:21,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:03:21,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:03:21,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:03:21,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:03:21,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:03:21,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:03:21,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:03:21,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:03:21,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:03:21,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:03:21,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:03:21,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:03:21,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:03:21,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:03:21,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:03:21,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:03:21,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:03:21,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:03:21,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:03:21,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:03:21,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:03:21,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:03:21,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:03:21,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:03:21,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:03:21,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:03:21,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:03:21,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:03:21,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:03:21,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:03:21,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:03:21,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:03:21,070 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-21 17:03:21,093 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:03:21,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:03:21,093 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:03:21,094 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:03:21,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:03:21,095 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:03:21,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:03:21,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:03:21,096 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:03:21,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:03:21,096 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 17:03:21,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:03:21,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:03:21,097 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 17:03:21,097 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 17:03:21,097 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 17:03:21,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:03:21,097 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 17:03:21,097 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 17:03:21,098 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 17:03:21,098 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:03:21,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:03:21,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:03:21,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:03:21,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:03:21,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:03:21,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:03:21,099 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 17:03:21,099 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 17:03:21,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 17:03:21,100 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_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 [2022-11-21 17:03:21,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:03:21,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:03:21,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:03:21,485 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:03:21,486 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:03:21,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2022-11-21 17:03:24,606 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:03:26,813 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:03:26,814 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2022-11-21 17:03:27,069 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/data/2c3ca0285/d0004b66647b4ddbb36cb1972edac445/FLAG39c01ec4f [2022-11-21 17:03:27,094 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fecb314b-31be-43c6-b01f-cc472fe62bd9/bin/uautomizer-vX5HgA9Q3a/data/2c3ca0285/d0004b66647b4ddbb36cb1972edac445 [2022-11-21 17:03:27,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:03:27,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:03:27,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:03:27,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:03:27,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:03:27,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:03:27" (1/1) ... [2022-11-21 17:03:27,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad8406c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:03:27, skipping insertion in model container [2022-11-21 17:03:27,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:03:27" (1/1) ... [2022-11-21 17:03:27,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:03:27,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:03:52,090 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-21 17:03:52,099 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-21 17:03:52,101 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-21 17:03:52,104 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-21 17:03:52,107 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-21 17:03:52,110 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-21 17:03:52,112 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-21 17:03:52,115 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-21 17:03:52,117 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-21 17:03:52,203 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-21 17:03:52,383 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-21 17:03:52,415 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl [2022-11-21 17:03:52,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b943957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:03:52, skipping insertion in model container [2022-11-21 17:03:52,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:03:52,417 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 17:03:52,421 INFO L158 Benchmark]: Toolchain (without parser) took 25315.56ms. Allocated memory was 102.8MB in the beginning and 264.2MB in the end (delta: 161.5MB). Free memory was 37.2MB in the beginning and 79.7MB in the end (delta: -42.5MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. [2022-11-21 17:03:52,421 INFO L158 Benchmark]: CDTParser took 0.82ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:03:52,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 25310.32ms. Allocated memory was 102.8MB in the beginning and 264.2MB in the end (delta: 161.5MB). Free memory was 37.2MB in the beginning and 79.7MB in the end (delta: -42.5MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. [2022-11-21 17:03:52,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 25310.32ms. Allocated memory was 102.8MB in the beginning and 264.2MB in the end (delta: 161.5MB). Free memory was 37.2MB in the beginning and 79.7MB in the end (delta: -42.5MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11970]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl 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