./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memsetNonZero3_-write.c --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_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memsetNonZero3_-write.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f8ef618a7358dc412b70902583de953a04e571e0ed67df570396dd01a1cd7ca7 --- 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 17:04:48,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:48,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:48,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:48,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:48,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:48,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:48,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:48,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:48,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:48,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:48,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:48,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:48,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:48,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:48,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:48,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:48,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:48,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:48,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:48,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:48,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:48,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:48,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:48,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:48,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:48,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:48,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:48,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:48,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:48,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:48,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:48,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:48,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:48,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:48,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:48,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:48,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:48,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:48,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:48,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:48,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 17:04:48,246 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:48,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:48,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:48,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:48,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:48,249 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:48,249 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:04:48,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:48,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:48,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:48,251 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:04:48,252 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:04:48,252 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:04:48,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:48,253 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:48,253 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:48,253 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:48,253 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:48,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:48,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:48,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:48,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:48,255 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:48,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:48,255 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_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8ef618a7358dc412b70902583de953a04e571e0ed67df570396dd01a1cd7ca7 [2022-10-17 17:04:48,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:48,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:48,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:48,559 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:48,560 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:48,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-memsafety/memsetNonZero3_-write.c [2022-10-17 17:04:48,626 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/data/e7d339711/f2d2ddebe2ce4c4d91bba7818bfc0d64/FLAGbb893686d [2022-10-17 17:04:49,035 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:49,035 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/sv-benchmarks/c/ldv-memsafety/memsetNonZero3_-write.c [2022-10-17 17:04:49,040 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/data/e7d339711/f2d2ddebe2ce4c4d91bba7818bfc0d64/FLAGbb893686d [2022-10-17 17:04:49,429 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/data/e7d339711/f2d2ddebe2ce4c4d91bba7818bfc0d64 [2022-10-17 17:04:49,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:49,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:49,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:49,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:49,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:49,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad45bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49, skipping insertion in model container [2022-10-17 17:04:49,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:49,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:49,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:49,653 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:49,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:49,683 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:49,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49 WrapperNode [2022-10-17 17:04:49,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:49,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:49,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:49,685 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:49,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,718 INFO L138 Inliner]: procedures = 7, calls = 6, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2022-10-17 17:04:49,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:49,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:49,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:49,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:49,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,738 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:49,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:49,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:49,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:49,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:49" (1/1) ... [2022-10-17 17:04:49,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:49,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:49,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:49,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:49,880 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:49,883 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:50,000 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:50,022 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:50,022 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:04:50,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:50 BoogieIcfgContainer [2022-10-17 17:04:50,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:50,026 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:50,026 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:50,041 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:50,042 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:50" (1/1) ... [2022-10-17 17:04:50,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:50,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:50,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-10-17 17:04:50,157 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-10-17 17:04:50,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 17:04:50,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:50,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:50,424 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 17:04:50,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:50,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2022-10-17 17:04:50,461 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2022-10-17 17:04:50,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:04:50,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:50,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:04:50,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:04:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:04:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:04:50,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:04:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:04:50,607 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-10-17 17:04:50,644 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,645 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,645 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,646 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,646 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,646 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 05:04:50 ImpRootNode [2022-10-17 17:04:50,652 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 17:04:50,653 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:04:50,653 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:04:50,653 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:04:50,654 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:50" (3/4) ... [2022-10-17 17:04:50,656 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 17:04:50,661 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,669 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,669 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,669 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,670 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,670 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-10-17 17:04:50,702 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 17:04:50,702 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:04:50,705 INFO L158 Benchmark]: Toolchain (without parser) took 1270.18ms. Allocated memory is still 102.8MB. Free memory was 58.6MB in the beginning and 44.6MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:04:50,706 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:04:50,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.30ms. Allocated memory is still 102.8MB. Free memory was 58.3MB in the beginning and 76.7MB in the end (delta: -18.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:04:50,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.43ms. Allocated memory is still 102.8MB. Free memory was 76.4MB in the beginning and 75.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:04:50,709 INFO L158 Benchmark]: Boogie Preprocessor took 21.26ms. Allocated memory is still 102.8MB. Free memory was 75.1MB in the beginning and 74.3MB in the end (delta: 854.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:04:50,710 INFO L158 Benchmark]: RCFGBuilder took 284.39ms. Allocated memory is still 102.8MB. Free memory was 74.0MB in the beginning and 64.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:04:50,711 INFO L158 Benchmark]: CodeCheck took 625.96ms. Allocated memory is still 102.8MB. Free memory was 64.0MB in the beginning and 46.4MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 17:04:50,712 INFO L158 Benchmark]: Witness Printer took 49.78ms. Allocated memory is still 102.8MB. Free memory was 46.4MB in the beginning and 44.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:04:50,717 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 0 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L26] struct ppp_comp_stats cstats ; [L27] void *point; [L28] point = (void *)(& cstats) [L29] CALL memset(point, 10, 81UL) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.30ms. Allocated memory is still 102.8MB. Free memory was 58.3MB in the beginning and 76.7MB in the end (delta: -18.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.43ms. Allocated memory is still 102.8MB. Free memory was 76.4MB in the beginning and 75.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.26ms. Allocated memory is still 102.8MB. Free memory was 75.1MB in the beginning and 74.3MB in the end (delta: 854.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 284.39ms. Allocated memory is still 102.8MB. Free memory was 74.0MB in the beginning and 64.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 625.96ms. Allocated memory is still 102.8MB. Free memory was 64.0MB in the beginning and 46.4MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 49.78ms. Allocated memory is still 102.8MB. Free memory was 46.4MB in the beginning and 44.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled RESULT: Ultimate proved your program to be incorrect! [2022-10-17 17:04:50,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a006b11-7f04-4e5c-87ff-ec2a3183bc5c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref)