./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78ba48a5ba258c97002ebbac7c4ac0368a62523f ........................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78ba48a5ba258c97002ebbac7c4ac0368a62523f ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:03:25,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:03:25,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:03:25,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:03:25,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:03:25,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:03:25,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:03:25,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:03:25,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:03:25,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:03:25,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:03:25,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:03:25,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:03:25,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:03:25,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:03:25,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:03:25,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:03:25,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:03:25,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:03:25,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:03:25,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:03:25,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:03:25,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:03:25,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:03:25,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:03:25,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:03:25,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:03:25,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:03:25,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:03:25,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:03:25,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:03:25,540 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:03:25,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:03:25,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:03:25,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:03:25,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:03:25,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:03:25,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:03:25,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:03:25,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:03:25,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:03:25,546 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2020-11-30 01:03:25,573 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:03:25,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:03:25,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:03:25,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:03:25,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:03:25,575 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:03:25,576 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 01:03:25,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:03:25,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:03:25,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:03:25,576 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 01:03:25,577 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 01:03:25,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:03:25,577 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:03:25,577 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:03:25,578 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:03:25,578 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:03:25,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:03:25,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:03:25,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:03:25,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:03:25,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:03:25,583 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:03:25,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:03:25,584 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-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78ba48a5ba258c97002ebbac7c4ac0368a62523f [2020-11-30 01:03:25,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:03:25,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:03:25,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:03:25,962 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:03:25,963 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:03:25,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2020-11-30 01:03:26,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data/e9456b650/18d9c10dee1c4fe692413ac0ff2c00ae/FLAGe696f6af2 [2020-11-30 01:03:26,641 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:03:26,643 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/sv-benchmarks/c/memsafety/global-atexit-1.i [2020-11-30 01:03:26,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data/e9456b650/18d9c10dee1c4fe692413ac0ff2c00ae/FLAGe696f6af2 [2020-11-30 01:03:26,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data/e9456b650/18d9c10dee1c4fe692413ac0ff2c00ae [2020-11-30 01:03:26,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:03:26,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:03:26,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:03:26,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:03:26,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:03:26,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:03:26" (1/1) ... [2020-11-30 01:03:26,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32543a86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:26, skipping insertion in model container [2020-11-30 01:03:26,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:03:26" (1/1) ... [2020-11-30 01:03:26,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:03:27,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:03:27,415 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2020-11-30 01:03:27,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@476c4003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:27, skipping insertion in model container [2020-11-30 01:03:27,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:03:27,418 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:03:27,422 INFO L168 Benchmark]: Toolchain (without parser) took 457.63 ms. Allocated memory is still 94.4 MB. Free memory was 60.8 MB in the beginning and 70.8 MB in the end (delta: -10.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:27,424 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 71.3 MB. Free memory was 29.5 MB in the beginning and 29.5 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:03:27,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.29 ms. Allocated memory is still 94.4 MB. Free memory was 60.6 MB in the beginning and 70.8 MB in the end (delta: -10.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:27,437 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 71.3 MB. Free memory was 29.5 MB in the beginning and 29.5 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 454.29 ms. Allocated memory is still 94.4 MB. Free memory was 60.6 MB in the beginning and 70.8 MB in the end (delta: -10.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Unsupported function: _Exit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:03:30,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:03:30,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:03:30,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:03:30,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:03:30,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:03:30,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:03:30,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:03:30,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:03:30,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:03:30,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:03:30,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:03:30,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:03:30,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:03:30,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:03:30,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:03:30,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:03:30,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:03:30,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:03:30,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:03:30,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:03:30,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:03:30,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:03:30,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:03:30,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:03:30,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:03:30,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:03:30,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:03:30,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:03:30,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:03:30,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:03:30,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:03:30,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:03:30,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:03:30,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:03:30,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:03:30,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:03:30,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:03:30,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:03:30,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:03:30,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:03:30,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf [2020-11-30 01:03:30,289 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:03:30,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:03:30,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:03:30,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:03:30,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:03:30,294 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:03:30,295 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 01:03:30,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:03:30,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:03:30,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:03:30,297 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 01:03:30,298 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 01:03:30,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:03:30,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:03:30,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:03:30,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:03:30,299 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:03:30,299 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:03:30,300 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:03:30,300 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:03:30,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:03:30,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:03:30,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:03:30,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:03:30,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:03:30,302 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:03:30,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:03:30,302 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 01:03:30,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:03:30,303 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-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78ba48a5ba258c97002ebbac7c4ac0368a62523f [2020-11-30 01:03:30,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:03:30,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:03:30,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:03:30,798 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:03:30,799 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:03:30,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2020-11-30 01:03:30,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data/119110943/d4060c2da4ff46829410bb9a41b0caa4/FLAGebe0e90c9 [2020-11-30 01:03:31,659 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:03:31,659 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/sv-benchmarks/c/memsafety/global-atexit-1.i [2020-11-30 01:03:31,682 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data/119110943/d4060c2da4ff46829410bb9a41b0caa4/FLAGebe0e90c9 [2020-11-30 01:03:31,919 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b49fbb68-db21-4c47-b904-88a3cade0ea2/bin/ukojak/data/119110943/d4060c2da4ff46829410bb9a41b0caa4 [2020-11-30 01:03:31,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:03:31,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:03:31,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:03:31,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:03:31,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:03:31,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:03:31" (1/1) ... [2020-11-30 01:03:31,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ea9b957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:31, skipping insertion in model container [2020-11-30 01:03:31,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:03:31" (1/1) ... [2020-11-30 01:03:31,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:03:32,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:03:32,320 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2020-11-30 01:03:32,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37a3c80c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:32, skipping insertion in model container [2020-11-30 01:03:32,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:03:32,322 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:03:32,324 INFO L168 Benchmark]: Toolchain (without parser) took 390.70 ms. Allocated memory is still 52.4 MB. Free memory was 29.1 MB in the beginning and 32.1 MB in the end (delta: -3.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:32,325 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 52.4 MB. Free memory was 35.2 MB in the beginning and 35.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:03:32,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.33 ms. Allocated memory is still 52.4 MB. Free memory was 28.9 MB in the beginning and 32.1 MB in the end (delta: -3.2 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:32,328 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 52.4 MB. Free memory was 35.2 MB in the beginning and 35.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 384.33 ms. Allocated memory is still 52.4 MB. Free memory was 28.9 MB in the beginning and 32.1 MB in the end (delta: -3.2 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Unsupported function: _Exit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...