./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/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_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/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 32bit --witnessprinter.graph.data.programhash d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 --- 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 16:22:52,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:22:52,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:22:52,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:22:52,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:22:52,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:22:52,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:22:52,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:22:52,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:22:52,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:22:52,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:22:52,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:22:52,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:22:52,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:22:52,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:22:52,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:22:52,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:22:52,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:22:52,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:22:52,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:22:52,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:22:52,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:22:52,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:22:52,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:22:52,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:22:52,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:22:52,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:22:52,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:22:52,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:22:52,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:22:52,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:22:52,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:22:52,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:22:52,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:22:52,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:22:52,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:22:52,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:22:52,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:22:52,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:22:52,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:22:52,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:22:52,362 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-21 16:22:52,399 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:22:52,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:22:52,403 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:22:52,403 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:22:52,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:22:52,405 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:22:52,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:22:52,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:22:52,406 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:22:52,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:22:52,408 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:22:52,408 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:22:52,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:22:52,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:22:52,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:22:52,409 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:22:52,410 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:22:52,410 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:22:52,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:22:52,410 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:22:52,411 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:22:52,411 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:22:52,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:22:52,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:22:52,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:22:52,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:22:52,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:22:52,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:22:52,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:22:52,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:22:52,414 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_d8c597d1-9f79-4d16-8be5-990fc3753f17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2022-11-21 16:22:52,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:22:52,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:22:52,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:22:52,757 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:22:52,760 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:22:52,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2022-11-21 16:22:55,872 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:22:56,165 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:22:56,166 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2022-11-21 16:22:56,179 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/data/ad763e90d/27210916e2624d3aaeb110877ef7b795/FLAGc200b4c3e [2022-11-21 16:22:56,195 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/data/ad763e90d/27210916e2624d3aaeb110877ef7b795 [2022-11-21 16:22:56,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:22:56,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:22:56,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:22:56,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:22:56,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:22:56,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:22:56" (1/1) ... [2022-11-21 16:22:56,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c191846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:56, skipping insertion in model container [2022-11-21 16:22:56,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:22:56" (1/1) ... [2022-11-21 16:22:56,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:22:56,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:22:56,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:22:56,751 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) [2022-11-21 16:22:56,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d9e0a76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:56, skipping insertion in model container [2022-11-21 16:22:56,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:22:56,754 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 16:22:56,756 INFO L158 Benchmark]: Toolchain (without parser) took 554.76ms. Allocated memory is still 148.9MB. Free memory was 107.3MB in the beginning and 93.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:22:56,756 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:22:56,758 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.10ms. Allocated memory is still 148.9MB. Free memory was 107.3MB in the beginning and 93.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:22:56,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 552.10ms. Allocated memory is still 148.9MB. Free memory was 107.3MB in the beginning and 93.7MB 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_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/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_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/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 32bit --witnessprinter.graph.data.programhash d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 --- 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 16:22:59,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:22:59,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:22:59,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:22:59,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:22:59,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:22:59,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:22:59,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:22:59,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:22:59,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:22:59,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:22:59,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:22:59,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:22:59,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:22:59,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:22:59,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:22:59,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:22:59,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:22:59,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:22:59,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:22:59,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:22:59,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:22:59,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:22:59,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:22:59,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:22:59,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:22:59,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:22:59,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:22:59,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:22:59,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:22:59,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:22:59,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:22:59,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:22:59,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:22:59,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:22:59,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:22:59,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:22:59,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:22:59,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:22:59,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:22:59,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:22:59,391 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-21 16:22:59,433 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:22:59,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:22:59,435 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:22:59,435 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:22:59,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:22:59,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:22:59,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:22:59,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:22:59,437 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:22:59,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:22:59,438 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:22:59,439 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:22:59,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:22:59,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:22:59,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:22:59,439 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:22:59,439 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:22:59,440 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:22:59,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:22:59,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:22:59,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:22:59,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:22:59,440 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:22:59,441 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:22:59,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:22:59,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:22:59,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:22:59,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:22:59,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:22:59,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:22:59,442 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:22:59,442 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:22:59,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:22:59,443 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_d8c597d1-9f79-4d16-8be5-990fc3753f17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2022-11-21 16:22:59,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:22:59,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:22:59,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:22:59,888 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:22:59,888 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:22:59,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2022-11-21 16:23:02,904 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:23:03,270 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:23:03,272 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2022-11-21 16:23:03,294 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/data/eee5c69cf/4aa9a6117b2b446399713a60655e99c2/FLAG3304ae99d [2022-11-21 16:23:03,310 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/data/eee5c69cf/4aa9a6117b2b446399713a60655e99c2 [2022-11-21 16:23:03,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:23:03,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:23:03,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:23:03,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:23:03,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:23:03,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:03" (1/1) ... [2022-11-21 16:23:03,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@209c3054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:03, skipping insertion in model container [2022-11-21 16:23:03,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:03" (1/1) ... [2022-11-21 16:23:03,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:23:03,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:23:03,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:23:03,968 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 16:23:03,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:23:04,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:23:04,074 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:23:04,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:23:04,192 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:23:04,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04 WrapperNode [2022-11-21 16:23:04,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:23:04,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:23:04,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:23:04,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:23:04,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,244 INFO L138 Inliner]: procedures = 165, calls = 68, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 14 [2022-11-21 16:23:04,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:23:04,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:23:04,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:23:04,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:23:04,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,264 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:23:04,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:23:04,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:23:04,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:23:04,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (1/1) ... [2022-11-21 16:23:04,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:23:04,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:04,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:04,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:23:04,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 16:23:04,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 16:23:04,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:23:04,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:23:04,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 16:23:04,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:23:04,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:23:04,568 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:23:04,570 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:23:04,681 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:23:04,703 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:23:04,704 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 16:23:04,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:04 BoogieIcfgContainer [2022-11-21 16:23:04,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:23:04,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:23:04,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:23:04,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:23:04,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:23:03" (1/3) ... [2022-11-21 16:23:04,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b37b5cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:23:04, skipping insertion in model container [2022-11-21 16:23:04,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:04" (2/3) ... [2022-11-21 16:23:04,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b37b5cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:23:04, skipping insertion in model container [2022-11-21 16:23:04,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:04" (3/3) ... [2022-11-21 16:23:04,729 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test1-1.i [2022-11-21 16:23:04,758 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:23:04,773 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:23:04,850 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:23:04,858 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;@50407cd1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:23:04,859 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:23:04,863 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 10 states have internal predecessors, (11), 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) [2022-11-21 16:23:04,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 16:23:04,873 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:23:04,874 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:04,875 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2022-11-21 16:23:04,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:04,889 INFO L85 PathProgramCache]: Analyzing trace with hash -601742994, now seen corresponding path program 1 times [2022-11-21 16:23:04,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:23:04,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [844722593] [2022-11-21 16:23:04,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:04,905 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 [2022-11-21 16:23:04,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:23:04,918 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/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) [2022-11-21 16:23:04,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:23:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:05,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:23:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:05,124 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-11-21 16:23:05,126 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 16:23:05,128 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2022-11-21 16:23:05,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/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)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:05,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:23:05,351 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-21 16:23:05,357 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:23:05,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:23:05 BoogieIcfgContainer [2022-11-21 16:23:05,380 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:23:05,381 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:23:05,381 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:23:05,382 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:23:05,382 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:04" (3/4) ... [2022-11-21 16:23:05,386 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 16:23:05,386 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:23:05,387 INFO L158 Benchmark]: Toolchain (without parser) took 2072.53ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 52.6MB in the beginning and 71.2MB in the end (delta: -18.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-21 16:23:05,388 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:23:05,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 878.16ms. Allocated memory is still 77.6MB. Free memory was 52.4MB in the beginning and 47.9MB in the end (delta: 4.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 16:23:05,389 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.26ms. Allocated memory is still 77.6MB. Free memory was 47.9MB in the beginning and 46.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:23:05,390 INFO L158 Benchmark]: Boogie Preprocessor took 21.65ms. Allocated memory is still 77.6MB. Free memory was 46.0MB in the beginning and 44.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:23:05,391 INFO L158 Benchmark]: RCFGBuilder took 438.16ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 44.6MB in the beginning and 85.3MB in the end (delta: -40.7MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-11-21 16:23:05,391 INFO L158 Benchmark]: TraceAbstraction took 672.33ms. Allocated memory is still 107.0MB. Free memory was 84.3MB in the beginning and 71.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 16:23:05,392 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 107.0MB. Free memory is still 71.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:23:05,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 878.16ms. Allocated memory is still 77.6MB. Free memory was 52.4MB in the beginning and 47.9MB in the end (delta: 4.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.26ms. Allocated memory is still 77.6MB. Free memory was 47.9MB in the beginning and 46.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.65ms. Allocated memory is still 77.6MB. Free memory was 46.0MB in the beginning and 44.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 438.16ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 44.6MB in the beginning and 85.3MB in the end (delta: -40.7MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * TraceAbstraction took 672.33ms. Allocated memory is still 107.0MB. Free memory was 84.3MB in the beginning and 71.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 107.0MB. Free memory is still 71.2MB. 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: 760]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 760. 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}] [L761] CALL entry_point() [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 entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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=13occurred 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, 10 NumberOfCodeBlocks, 10 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 [2022-11-21 16:23:05,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8c597d1-9f79-4d16-8be5-990fc3753f17/bin/uautomizer-vX5HgA9Q3a/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