./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b 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_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b --- 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-6b4ec56 [2022-11-20 20:54:52,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:54:52,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:54:52,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:54:52,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:54:52,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:54:52,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:54:52,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:54:52,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:54:52,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:54:52,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:54:52,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:54:52,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:54:52,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:54:52,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:54:52,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:54:52,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:54:52,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:54:52,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:54:52,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:54:52,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:54:52,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:54:52,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:54:52,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:54:52,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:54:52,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:54:52,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:54:52,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:54:52,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:54:52,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:54:52,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:54:52,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:54:52,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:54:52,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:54:52,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:54:52,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:54:52,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:54:52,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:54:52,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:54:52,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:54:52,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:54:52,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-20 20:54:52,538 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:54:52,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:54:52,539 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:54:52,540 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:54:52,541 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:54:52,541 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:54:52,541 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:54:52,541 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:54:52,542 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:54:52,542 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:54:52,543 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:54:52,544 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:54:52,544 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:54:52,544 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:54:52,544 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:54:52,545 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:54:52,545 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:54:52,545 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:54:52,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 20:54:52,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 20:54:52,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:54:52,547 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 20:54:52,548 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:54:52,548 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:54:52,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 20:54:52,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:54:52,549 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 20:54:52,549 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 20:54:52,550 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 20:54:52,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:54:52,551 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:54:52,551 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 20:54:52,551 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:54:52,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:54:52,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:54:52,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:54:52,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:54:52,552 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:54:52,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:54:52,553 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:54:52,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:54:52,553 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:54:52,554 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_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b [2022-11-20 20:54:52,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:54:52,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:54:52,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:54:52,885 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:54:52,885 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:54:52,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2022-11-20 20:54:55,954 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:54:56,272 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:54:56,273 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2022-11-20 20:54:56,285 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/data/8afe1fe0b/61a464b2d077458bad842bb25c344e48/FLAG235cd0e31 [2022-11-20 20:54:56,308 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/data/8afe1fe0b/61a464b2d077458bad842bb25c344e48 [2022-11-20 20:54:56,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:54:56,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:54:56,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:54:56,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:54:56,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:54:56,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:54:56" (1/1) ... [2022-11-20 20:54:56,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69dd34ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:56, skipping insertion in model container [2022-11-20 20:54:56,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:54:56" (1/1) ... [2022-11-20 20:54:56,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:54:56,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:54:56,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 20:54:56,779 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-20 20:54:56,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@131178fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:56, skipping insertion in model container [2022-11-20 20:54:56,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:54:56,781 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:54:56,782 INFO L158 Benchmark]: Toolchain (without parser) took 469.67ms. Allocated memory is still 136.3MB. Free memory was 103.6MB in the beginning and 90.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 20:54:56,783 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory was 79.2MB in the beginning and 79.1MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:54:56,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.25ms. Allocated memory is still 136.3MB. Free memory was 103.6MB in the beginning and 90.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 20:54:56,785 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 136.3MB. Free memory was 79.2MB in the beginning and 79.1MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.25ms. Allocated memory is still 136.3MB. Free memory was 103.6MB in the beginning and 90.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 576]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) 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_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b --- 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-6b4ec56 [2022-11-20 20:54:59,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:54:59,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:54:59,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:54:59,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:54:59,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:54:59,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:54:59,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:54:59,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:54:59,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:54:59,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:54:59,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:54:59,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:54:59,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:54:59,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:54:59,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:54:59,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:54:59,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:54:59,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:54:59,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:54:59,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:54:59,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:54:59,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:54:59,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:54:59,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:54:59,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:54:59,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:54:59,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:54:59,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:54:59,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:54:59,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:54:59,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:54:59,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:54:59,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:54:59,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:54:59,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:54:59,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:54:59,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:54:59,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:54:59,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:54:59,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:54:59,144 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-20 20:54:59,169 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:54:59,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:54:59,170 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:54:59,170 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:54:59,171 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:54:59,171 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:54:59,171 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:54:59,172 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:54:59,172 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:54:59,172 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:54:59,173 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:54:59,173 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:54:59,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 20:54:59,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 20:54:59,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:54:59,175 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 20:54:59,175 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:54:59,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:54:59,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 20:54:59,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:54:59,176 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 20:54:59,176 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 20:54:59,177 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 20:54:59,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:54:59,177 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:54:59,177 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:54:59,178 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:54:59,178 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 20:54:59,178 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:54:59,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:54:59,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:54:59,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:54:59,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:54:59,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:54:59,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:54:59,180 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:54:59,181 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:54:59,181 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:54:59,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:54:59,182 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_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b [2022-11-20 20:54:59,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:54:59,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:54:59,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:54:59,630 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:54:59,630 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:54:59,632 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2022-11-20 20:55:02,698 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:55:03,068 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:55:03,068 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2022-11-20 20:55:03,092 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/data/9db3d9e7c/b0a111e2473947b886b293c4379357d5/FLAGadfbe2ad4 [2022-11-20 20:55:03,112 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/data/9db3d9e7c/b0a111e2473947b886b293c4379357d5 [2022-11-20 20:55:03,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:55:03,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:55:03,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:55:03,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:55:03,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:55:03,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1deb67a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03, skipping insertion in model container [2022-11-20 20:55:03,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:55:03,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:55:03,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 20:55:03,565 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 20:55:03,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:55:03,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 20:55:03,664 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 20:55:03,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 20:55:03,814 INFO L208 MainTranslator]: Completed translation [2022-11-20 20:55:03,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03 WrapperNode [2022-11-20 20:55:03,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:55:03,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 20:55:03,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 20:55:03,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 20:55:03,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,869 INFO L138 Inliner]: procedures = 166, calls = 69, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 16 [2022-11-20 20:55:03,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 20:55:03,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 20:55:03,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 20:55:03,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 20:55:03,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,889 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 20:55:03,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 20:55:03,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 20:55:03,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 20:55:03,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (1/1) ... [2022-11-20 20:55:03,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:55:03,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 20:55:03,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 20:55:03,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 20:55:03,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 20:55:03,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 20:55:03,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 20:55:03,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 20:55:03,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 20:55:03,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 20:55:03,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 20:55:04,096 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 20:55:04,098 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 20:55:04,200 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 20:55:04,205 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 20:55:04,206 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 20:55:04,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:55:04 BoogieIcfgContainer [2022-11-20 20:55:04,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 20:55:04,210 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 20:55:04,210 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 20:55:04,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 20:55:04,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 08:55:03" (1/3) ... [2022-11-20 20:55:04,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2111c081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:55:04, skipping insertion in model container [2022-11-20 20:55:04,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:03" (2/3) ... [2022-11-20 20:55:04,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2111c081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:55:04, skipping insertion in model container [2022-11-20 20:55:04,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:55:04" (3/3) ... [2022-11-20 20:55:04,217 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test5_1.i [2022-11-20 20:55:04,236 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 20:55:04,236 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 20:55:04,296 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 20:55:04,303 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3e3fc9c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 20:55:04,303 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 20:55:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 10 states have (on average 1.2) internal successors, (12), 11 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 20:55:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 20:55:04,316 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 20:55:04,316 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 20:55:04,317 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2022-11-20 20:55:04,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 20:55:04,322 INFO L85 PathProgramCache]: Analyzing trace with hash -792258202, now seen corresponding path program 1 times [2022-11-20 20:55:04,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-20 20:55:04,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [661271665] [2022-11-20 20:55:04,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 20:55:04,339 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 20:55:04,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/mathsat [2022-11-20 20:55:04,347 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 20:55:04,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-20 20:55:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 20:55:04,495 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 20:55:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 20:55:04,584 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-11-20 20:55:04,592 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 20:55:04,595 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2022-11-20 20:55:04,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-20 20:55:04,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 20:55:04,816 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-20 20:55:04,822 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 20:55:04,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 08:55:04 BoogieIcfgContainer [2022-11-20 20:55:04,849 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 20:55:04,850 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 20:55:04,855 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 20:55:04,855 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 20:55:04,856 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:55:04" (3/4) ... [2022-11-20 20:55:04,862 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 20:55:04,862 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 20:55:04,864 INFO L158 Benchmark]: Toolchain (without parser) took 1746.36ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 60.5MB in the beginning and 86.2MB in the end (delta: -25.7MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2022-11-20 20:55:04,865 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 62.1MB in the end (delta: 144.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:55:04,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 696.97ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 58.2MB in the end (delta: 2.0MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2022-11-20 20:55:04,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.20ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 56.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 20:55:04,872 INFO L158 Benchmark]: Boogie Preprocessor took 23.27ms. Allocated memory is still 83.9MB. Free memory was 56.1MB in the beginning and 54.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:55:04,872 INFO L158 Benchmark]: RCFGBuilder took 314.53ms. Allocated memory is still 83.9MB. Free memory was 54.6MB in the beginning and 44.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 20:55:04,878 INFO L158 Benchmark]: TraceAbstraction took 638.75ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 43.5MB in the beginning and 86.2MB in the end (delta: -42.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:55:04,878 INFO L158 Benchmark]: Witness Printer took 12.43ms. Allocated memory is still 113.2MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:55:04,884 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 62.1MB in the end (delta: 144.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 696.97ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 58.2MB in the end (delta: 2.0MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.20ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 56.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.27ms. Allocated memory is still 83.9MB. Free memory was 56.1MB in the beginning and 54.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 314.53ms. Allocated memory is still 83.9MB. Free memory was 54.6MB in the beginning and 44.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 638.75ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 43.5MB in the beginning and 86.2MB in the end (delta: -42.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 12.43ms. Allocated memory is still 113.2MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 763]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 763. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [ldv_global_msg_list={1:0}] [L764] CALL entry_point() [L761] CALL f5() [L758] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={1:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L758] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={1:0}, ldv_malloc(sizeof(int))={2:0}] [L758] int *p = (int *)ldv_malloc(sizeof(int)); [L761] RET f5() [L764] RET entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 20:55:04,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f6da0f-fce6-4c90-8524-dc52fc6e2f30/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample