./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ --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 241cbbc1863278905c5862751ae4b8363464962676a0cc42dc0ceaf22f2782d4 --- 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-dbf71c6-m [2022-10-17 10:17:12,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:17:12,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:17:12,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:17:12,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:17:12,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:17:12,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:17:12,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:17:12,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:17:12,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:17:12,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:17:12,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:17:12,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:17:12,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:17:12,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:17:12,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:17:12,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:17:12,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:17:12,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:17:12,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:17:12,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:17:12,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:17:12,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:17:12,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:17:12,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:17:12,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:17:12,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:17:12,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:17:12,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:17:12,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:17:12,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:17:12,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:17:12,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:17:12,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:17:12,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:17:12,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:17:12,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:17:12,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:17:12,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:17:12,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:17:12,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:17:12,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-10-17 10:17:13,015 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:17:13,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:17:13,016 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:17:13,016 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:17:13,017 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:17:13,017 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:17:13,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:17:13,018 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:17:13,019 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:17:13,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:17:13,020 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:17:13,021 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:17:13,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:17:13,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:17:13,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:17:13,021 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 10:17:13,022 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 10:17:13,022 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 10:17:13,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:17:13,022 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:17:13,022 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:17:13,023 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:17:13,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:17:13,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:17:13,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:17:13,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:17:13,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:17:13,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:17:13,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:17:13,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:17:13,027 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_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 241cbbc1863278905c5862751ae4b8363464962676a0cc42dc0ceaf22f2782d4 [2022-10-17 10:17:13,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:17:13,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:17:13,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:17:13,416 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:17:13,417 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:17:13,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i [2022-10-17 10:17:13,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data/ab6bc4c17/5925b7efe1d943939df5ea09e18fea18/FLAG458388c9b [2022-10-17 10:17:14,300 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:17:14,301 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i [2022-10-17 10:17:14,323 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data/ab6bc4c17/5925b7efe1d943939df5ea09e18fea18/FLAG458388c9b [2022-10-17 10:17:14,410 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data/ab6bc4c17/5925b7efe1d943939df5ea09e18fea18 [2022-10-17 10:17:14,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:17:14,415 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:17:14,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:17:14,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:17:14,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:17:14,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:17:14" (1/1) ... [2022-10-17 10:17:14,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62197a27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:14, skipping insertion in model container [2022-10-17 10:17:14,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:17:14" (1/1) ... [2022-10-17 10:17:14,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:17:14,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:17:15,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i[33022,33035] [2022-10-17 10:17:15,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:17:15,449 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) [2022-10-17 10:17:15,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e1a887a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:15, skipping insertion in model container [2022-10-17 10:17:15,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:17:15,451 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 10:17:15,453 INFO L158 Benchmark]: Toolchain (without parser) took 1037.55ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 42.6MB in the end (delta: 22.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-10-17 10:17:15,454 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:17:15,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1034.68ms. Allocated memory is still 88.1MB. Free memory was 65.0MB in the beginning and 42.8MB in the end (delta: 22.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-10-17 10:17:15,464 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1034.68ms. Allocated memory is still 88.1MB. Free memory was 65.0MB in the beginning and 42.8MB in the end (delta: 22.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 734]: 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ --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 241cbbc1863278905c5862751ae4b8363464962676a0cc42dc0ceaf22f2782d4 --- 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-dbf71c6-m [2022-10-17 10:17:18,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:17:18,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:17:18,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:17:18,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:17:18,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:17:18,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:17:18,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:17:18,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:17:18,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:17:18,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:17:18,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:17:18,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:17:18,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:17:18,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:17:18,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:17:18,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:17:18,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:17:18,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:17:18,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:17:18,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:17:18,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:17:18,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:17:18,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:17:18,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:17:18,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:17:18,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:17:18,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:17:18,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:17:18,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:17:18,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:17:18,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:17:18,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:17:18,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:17:18,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:17:18,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:17:18,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:17:18,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:17:18,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:17:18,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:17:18,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:17:18,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-10-17 10:17:18,251 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:17:18,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:17:18,252 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:17:18,253 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:17:18,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:17:18,254 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:17:18,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:17:18,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:17:18,255 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:17:18,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:17:18,255 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:17:18,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:17:18,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:17:18,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:17:18,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:17:18,257 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 10:17:18,257 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 10:17:18,257 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 10:17:18,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:17:18,258 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:17:18,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 10:17:18,258 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 10:17:18,259 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:17:18,259 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:17:18,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:17:18,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:17:18,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:17:18,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:17:18,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:17:18,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:17:18,261 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-10-17 10:17:18,261 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 10:17:18,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 10:17:18,262 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_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 241cbbc1863278905c5862751ae4b8363464962676a0cc42dc0ceaf22f2782d4 [2022-10-17 10:17:18,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:17:18,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:17:18,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:17:18,778 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:17:18,780 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:17:18,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i [2022-10-17 10:17:18,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data/548f8445b/f8906100c1a64961ba5aa753b39fdf0f/FLAGe7bf8f80c [2022-10-17 10:17:19,661 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:17:19,666 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i [2022-10-17 10:17:19,693 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data/548f8445b/f8906100c1a64961ba5aa753b39fdf0f/FLAGe7bf8f80c [2022-10-17 10:17:19,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/data/548f8445b/f8906100c1a64961ba5aa753b39fdf0f [2022-10-17 10:17:19,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:17:19,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:17:19,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:17:19,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:17:19,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:17:19,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:17:19" (1/1) ... [2022-10-17 10:17:19,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761a30ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:19, skipping insertion in model container [2022-10-17 10:17:19,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:17:19" (1/1) ... [2022-10-17 10:17:19,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:17:19,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:17:20,494 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i[33022,33035] [2022-10-17 10:17:20,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:17:20,871 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 10:17:20,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:17:20,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i[33022,33035] [2022-10-17 10:17:21,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:17:21,139 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:17:21,182 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-3.i[33022,33035] [2022-10-17 10:17:21,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:17:21,369 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:17:21,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21 WrapperNode [2022-10-17 10:17:21,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:17:21,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:17:21,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:17:21,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:17:21,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,587 INFO L138 Inliner]: procedures = 180, calls = 623, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2491 [2022-10-17 10:17:21,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:17:21,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:17:21,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:17:21,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:17:21,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:17:21,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:17:21,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:17:21,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:17:21,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (1/1) ... [2022-10-17 10:17:21,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:17:21,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:17:21,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:17:21,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:17:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-10-17 10:17:21,989 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2022-10-17 10:17:21,990 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2022-10-17 10:17:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 10:17:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 10:17:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 10:17:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:17:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:17:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:17:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:17:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:17:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:17:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 10:17:21,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:17:21,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:17:21,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 10:17:21,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 10:17:21,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:17:21,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:17:22,502 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:17:22,504 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:17:22,509 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 10:17:36,257 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:17:36,292 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:17:36,292 INFO L300 CfgBuilder]: Removed 168 assume(true) statements. [2022-10-17 10:17:36,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:17:36 BoogieIcfgContainer [2022-10-17 10:17:36,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:17:36,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:17:36,303 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:17:36,307 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:17:36,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:17:19" (1/3) ... [2022-10-17 10:17:36,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3166a7c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:17:36, skipping insertion in model container [2022-10-17 10:17:36,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:21" (2/3) ... [2022-10-17 10:17:36,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3166a7c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:17:36, skipping insertion in model container [2022-10-17 10:17:36,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:17:36" (3/3) ... [2022-10-17 10:17:36,311 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test10-3.i [2022-10-17 10:17:36,335 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:17:36,336 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1193 error locations. [2022-10-17 10:17:36,430 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:17:36,438 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;@1ca61231, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:17:36,439 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1193 error locations. [2022-10-17 10:17:36,452 INFO L276 IsEmpty]: Start isEmpty. Operand has 2437 states, 1232 states have (on average 2.2280844155844157) internal successors, (2745), 2423 states have internal predecessors, (2745), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2022-10-17 10:17:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 10:17:36,460 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:17:36,460 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2022-10-17 10:17:36,461 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1190 more)] === [2022-10-17 10:17:36,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:17:36,468 INFO L85 PathProgramCache]: Analyzing trace with hash 66598, now seen corresponding path program 1 times [2022-10-17 10:17:36,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:17:36,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1853975049] [2022-10-17 10:17:36,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:17:36,484 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:17:36,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:17:36,491 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:17:36,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e946a9-e67a-4d6f-beb6-8c66bf7d058c/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-10-17 10:17:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:17:36,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 10:17:36,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:17:36,897 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2022-10-17 10:17:36,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:17:36,912 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:17:36,913 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-10-17 10:17:36,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1853975049] [2022-10-17 10:17:36,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1853975049] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:17:36,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:17:36,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:17:36,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117813138] [2022-10-17 10:17:36,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:17:36,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 10:17:36,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-10-17 10:17:37,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:17:37,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:17:37,013 INFO L87 Difference]: Start difference. First operand has 2437 states, 1232 states have (on average 2.2280844155844157) internal successors, (2745), 2423 states have internal predecessors, (2745), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)