./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF --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 b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:03:36,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:03:36,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:03:36,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:03:36,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:03:36,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:03:36,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:03:36,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:03:36,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:03:36,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:03:36,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:03:36,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:03:36,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:03:36,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:03:36,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:03:36,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:03:36,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:03:36,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:03:36,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:03:36,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:03:36,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:03:36,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:03:36,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:03:36,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:03:36,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:03:36,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:03:36,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:03:36,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:03:36,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:03:36,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:03:36,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:03:36,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:03:36,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:03:36,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:03:36,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:03:36,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:03:36,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:03:36,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:03:36,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:03:36,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:03:36,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:03:36,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-11-20 06:03:36,197 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:03:36,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:03:36,198 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:03:36,198 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:03:36,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:03:36,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:03:36,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:03:36,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:03:36,200 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:03:36,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:03:36,201 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:03:36,201 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:03:36,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:03:36,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:03:36,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:03:36,202 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:03:36,202 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:03:36,202 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:03:36,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:03:36,203 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:03:36,203 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:03:36,203 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:03:36,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:03:36,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:03:36,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:03:36,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:03:36,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:03:36,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:03:36,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:03:36,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:03:36,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:03:36,206 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_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 [2021-11-20 06:03:36,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:03:36,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:03:36,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:03:36,480 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:03:36,481 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:03:36,482 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2021-11-20 06:03:36,548 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data/5330cdb34/7f07e9e81d4c4494919fdaf85213cdb0/FLAGd9c1eaa8a [2021-11-20 06:03:37,083 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:03:37,083 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2021-11-20 06:03:37,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data/5330cdb34/7f07e9e81d4c4494919fdaf85213cdb0/FLAGd9c1eaa8a [2021-11-20 06:03:37,363 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data/5330cdb34/7f07e9e81d4c4494919fdaf85213cdb0 [2021-11-20 06:03:37,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:03:37,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:03:37,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:03:37,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:03:37,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:03:37,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:03:37" (1/1) ... [2021-11-20 06:03:37,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32574336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:37, skipping insertion in model container [2021-11-20 06:03:37,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:03:37" (1/1) ... [2021-11-20 06:03:37,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:03:37,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:03:37,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:03:37,917 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-20 06:03:37,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2cf1b436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:37, skipping insertion in model container [2021-11-20 06:03:37,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:03:37,919 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:03:37,922 INFO L158 Benchmark]: Toolchain (without parser) took 552.96ms. Allocated memory is still 104.9MB. Free memory was 60.3MB in the beginning and 73.4MB in the end (delta: -13.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-11-20 06:03:37,923 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:03:37,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.45ms. Allocated memory is still 104.9MB. Free memory was 60.1MB in the beginning and 73.4MB in the end (delta: -13.3MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-11-20 06:03:37,927 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.45ms. Allocated memory is still 104.9MB. Free memory was 60.1MB in the beginning and 73.4MB in the end (delta: -13.3MB). Peak memory consumption was 6.4MB. 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 where the value type is smaller than the cast-to type 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF --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 b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:03:40,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:03:40,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:03:40,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:03:40,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:03:40,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:03:40,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:03:40,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:03:40,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:03:40,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:03:40,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:03:40,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:03:40,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:03:40,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:03:40,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:03:40,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:03:40,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:03:40,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:03:40,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:03:40,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:03:40,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:03:40,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:03:40,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:03:40,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:03:40,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:03:40,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:03:40,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:03:40,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:03:40,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:03:40,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:03:40,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:03:40,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:03:40,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:03:40,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:03:40,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:03:40,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:03:40,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:03:40,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:03:40,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:03:40,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:03:40,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:03:40,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-11-20 06:03:40,318 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:03:40,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:03:40,319 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:03:40,319 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:03:40,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:03:40,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:03:40,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:03:40,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:03:40,322 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:03:40,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:03:40,323 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:03:40,324 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:03:40,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:03:40,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:03:40,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:03:40,324 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:03:40,325 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:03:40,325 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:03:40,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:03:40,325 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:03:40,325 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:03:40,326 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:03:40,326 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:03:40,326 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:03:40,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:03:40,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:03:40,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:03:40,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:03:40,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:03:40,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:03:40,328 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:03:40,328 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:03:40,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:03:40,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:03:40,329 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_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 [2021-11-20 06:03:40,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:03:40,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:03:40,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:03:40,735 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:03:40,736 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:03:40,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2021-11-20 06:03:40,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data/ac52698dc/2ac6b91ca2dd438c9db809f0b1d450d7/FLAG440f7095c [2021-11-20 06:03:41,410 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:03:41,410 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2021-11-20 06:03:41,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data/ac52698dc/2ac6b91ca2dd438c9db809f0b1d450d7/FLAG440f7095c [2021-11-20 06:03:41,712 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/data/ac52698dc/2ac6b91ca2dd438c9db809f0b1d450d7 [2021-11-20 06:03:41,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:03:41,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:03:41,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:03:41,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:03:41,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:03:41,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:03:41" (1/1) ... [2021-11-20 06:03:41,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@290b8c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:41, skipping insertion in model container [2021-11-20 06:03:41,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:03:41" (1/1) ... [2021-11-20 06:03:41,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:03:41,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:03:42,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:03:42,324 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-20 06:03:42,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:03:42,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:03:42,430 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:03:42,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:03:42,573 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:03:42,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42 WrapperNode [2021-11-20 06:03:42,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:03:42,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:03:42,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:03:42,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:03:42,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,653 INFO L137 Inliner]: procedures = 166, calls = 69, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 23 [2021-11-20 06:03:42,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:03:42,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:03:42,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:03:42,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:03:42,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:03:42,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:03:42,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:03:42,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:03:42,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (1/1) ... [2021-11-20 06:03:42,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:03:42,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:03:42,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:03:42,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:03:42,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 06:03:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 06:03:42,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:03:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:03:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:03:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:03:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:03:42,901 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:03:42,902 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:03:43,006 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:03:43,011 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:03:43,012 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 06:03:43,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:03:43 BoogieIcfgContainer [2021-11-20 06:03:43,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:03:43,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:03:43,015 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:03:43,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:03:43,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:03:41" (1/3) ... [2021-11-20 06:03:43,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bae0975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:03:43, skipping insertion in model container [2021-11-20 06:03:43,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:42" (2/3) ... [2021-11-20 06:03:43,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bae0975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:03:43, skipping insertion in model container [2021-11-20 06:03:43,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:03:43" (3/3) ... [2021-11-20 06:03:43,021 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test9_2.i [2021-11-20 06:03:43,027 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:03:43,027 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:03:43,073 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:03:43,080 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 06:03:43,081 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:03:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 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) [2021-11-20 06:03:43,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-20 06:03:43,105 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:03:43,106 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:03:43,106 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2021-11-20 06:03:43,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:03:43,112 INFO L85 PathProgramCache]: Analyzing trace with hash 370410532, now seen corresponding path program 1 times [2021-11-20 06:03:43,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-20 06:03:43,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1600578005] [2021-11-20 06:03:43,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:03:43,130 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 06:03:43,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/mathsat [2021-11-20 06:03:43,134 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 06:03:43,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-20 06:03:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:03:43,285 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:03:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:03:43,361 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-20 06:03:43,363 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 06:03:43,364 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2021-11-20 06:03:43,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-20 06:03:43,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/mathsat -unsat_core_generation=3 [2021-11-20 06:03:43,582 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-20 06:03:43,586 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 06:03:43,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:03:43 BoogieIcfgContainer [2021-11-20 06:03:43,613 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 06:03:43,617 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:03:43,618 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:03:43,619 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:03:43,619 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:03:43" (3/4) ... [2021-11-20 06:03:43,622 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:03:43,622 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:03:43,624 INFO L158 Benchmark]: Toolchain (without parser) took 1907.84ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 50.4MB in the beginning and 47.6MB in the end (delta: 2.7MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2021-11-20 06:03:43,629 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 69.2MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:03:43,631 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.87ms. Allocated memory is still 69.2MB. Free memory was 50.2MB in the beginning and 35.1MB in the end (delta: 15.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 06:03:43,631 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.93ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 32.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:03:43,633 INFO L158 Benchmark]: Boogie Preprocessor took 58.11ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 32.9MB in the beginning and 71.1MB in the end (delta: -38.2MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2021-11-20 06:03:43,633 INFO L158 Benchmark]: RCFGBuilder took 299.99ms. Allocated memory is still 88.1MB. Free memory was 70.7MB in the beginning and 61.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 06:03:43,637 INFO L158 Benchmark]: TraceAbstraction took 598.04ms. Allocated memory is still 88.1MB. Free memory was 60.6MB in the beginning and 48.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 06:03:43,637 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 88.1MB. Free memory was 48.0MB in the beginning and 47.6MB in the end (delta: 377.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:03:43,645 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 69.2MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.87ms. Allocated memory is still 69.2MB. Free memory was 50.2MB in the beginning and 35.1MB in the end (delta: 15.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.93ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 32.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.11ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 32.9MB in the beginning and 71.1MB in the end (delta: -38.2MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 299.99ms. Allocated memory is still 88.1MB. Free memory was 70.7MB in the beginning and 61.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 598.04ms. Allocated memory is still 88.1MB. Free memory was 60.6MB in the beginning and 48.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 88.1MB. Free memory was 48.0MB in the beginning and 47.6MB in the end (delta: 377.5kB). 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: 769]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 769. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a9; VAL [a9={0:0}, ldv_global_msg_list={1:0}] [L770] CALL entry_point() [L766] CALL probe_9() [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, a9={0:0}, ldv_global_msg_list={1:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [a9={0:0}, ldv_global_msg_list={1:0}, ldv_malloc(sizeof(int))={2:0}] [L759] a9 = (int *)ldv_malloc(sizeof(int)) [L760] COND TRUE \read(*a9) [L761] return 0; VAL [\result=0, a9={2:0}, ldv_global_msg_list={1:0}] [L766] RET probe_9() [L767] a9 = 0 VAL [a9={0:0}, ldv_global_msg_list={1:0}] [L770] RET entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 15 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, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred 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, 12 NumberOfCodeBlocks, 12 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 [2021-11-20 06:03:43,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc8eb56f-9563-4f40-bd64-b2ded7f8565c/bin/uautomizer-DQz5hQGWxF/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