./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/mutex_lock_struct.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/mutex_lock_struct.c_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ --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 ef3dcd2558e22d4d1b628613d50eb3ab943d89de0514f54496f8c445070b9e01 --- 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-6b4ec56 [2022-11-20 18:05:28,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:05:28,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:05:28,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:05:28,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:05:28,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:05:28,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:05:28,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:05:28,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:05:28,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:05:28,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:05:28,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:05:28,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:05:28,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:05:28,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:05:28,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:05:28,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:05:28,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:05:28,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:05:28,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:05:28,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:05:28,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:05:28,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:05:28,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:05:28,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:05:28,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:05:28,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:05:28,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:05:28,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:05:28,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:05:28,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:05:28,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:05:28,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:05:28,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:05:28,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:05:28,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:05:28,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:05:28,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:05:28,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:05:28,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:05:28,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:05:28,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:05:28,259 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:05:28,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:05:28,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:05:28,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:05:28,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:05:28,262 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:05:28,262 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:05:28,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:05:28,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:05:28,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:05:28,264 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:05:28,264 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:05:28,265 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:05:28,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:05:28,265 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:05:28,265 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:05:28,266 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:05:28,266 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:05:28,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:05:28,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:05:28,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:05:28,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:05:28,267 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:05:28,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:05:28,267 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_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef3dcd2558e22d4d1b628613d50eb3ab943d89de0514f54496f8c445070b9e01 [2022-11-20 18:05:28,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:05:28,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:05:28,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:05:28,632 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:05:28,633 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:05:28,634 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/ldv-regression/mutex_lock_struct.c_1.i [2022-11-20 18:05:31,745 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:05:31,940 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:05:31,940 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/sv-benchmarks/c/ldv-regression/mutex_lock_struct.c_1.i [2022-11-20 18:05:31,947 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/data/ea4593465/7954f2e3e2dc423ebb7c77a00d76d97c/FLAG7d2e4a7bc [2022-11-20 18:05:31,968 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/data/ea4593465/7954f2e3e2dc423ebb7c77a00d76d97c [2022-11-20 18:05:31,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:05:31,974 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:05:31,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:05:31,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:05:31,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:05:31,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:05:31" (1/1) ... [2022-11-20 18:05:31,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22130f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:31, skipping insertion in model container [2022-11-20 18:05:31,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:05:31" (1/1) ... [2022-11-20 18:05:31,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:05:32,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:05:32,183 WARN L237 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_79166011-2af9-48e7-bb27-86813514bdf1/sv-benchmarks/c/ldv-regression/mutex_lock_struct.c_1.i[299,312] [2022-11-20 18:05:32,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:05:32,219 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:05:32,235 WARN L237 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_79166011-2af9-48e7-bb27-86813514bdf1/sv-benchmarks/c/ldv-regression/mutex_lock_struct.c_1.i[299,312] [2022-11-20 18:05:32,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:05:32,258 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:05:32,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32 WrapperNode [2022-11-20 18:05:32,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:05:32,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:05:32,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:05:32,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:05:32,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,299 INFO L138 Inliner]: procedures = 15, calls = 18, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 36 [2022-11-20 18:05:32,300 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:05:32,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:05:32,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:05:32,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:05:32,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,342 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:05:32,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:05:32,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:05:32,348 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:05:32,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:05:32,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:05:32,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:05:32,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:05:32,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:05:32,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:05:32,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:05:32,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:05:32,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:05:32,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:05:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:05:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:05:32,505 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:05:32,507 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:05:32,651 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:05:32,676 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:05:32,676 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:05:32,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:05:32 BoogieIcfgContainer [2022-11-20 18:05:32,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:05:32,680 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:05:32,680 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:05:32,691 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:05:32,691 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:05:32" (1/1) ... [2022-11-20 18:05:32,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:05:32,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:32,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2022-11-20 18:05:32,757 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-11-20 18:05:32,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 18:05:32,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:32,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:32,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:33,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:33,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2022-11-20 18:05:33,074 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-11-20 18:05:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 18:05:33,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:33,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:33,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:33,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:33,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2022-11-20 18:05:33,296 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2022-11-20 18:05:33,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:05:33,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:33,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:33,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:33,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:33,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2022-11-20 18:05:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2022-11-20 18:05:33,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:05:33,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:33,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:33,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:33,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2022-11-20 18:05:33,858 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2022-11-20 18:05:33,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:05:33,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:33,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:33,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:33,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2022-11-20 18:05:33,902 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2022-11-20 18:05:33,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:05:33,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:33,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:34,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:34,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:34,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2022-11-20 18:05:34,484 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2022-11-20 18:05:34,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:05:34,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:34,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:34,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:35,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:35,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2022-11-20 18:05:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2022-11-20 18:05:35,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:05:35,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:35,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:35,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:35,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:35,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-11-20 18:05:35,701 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-11-20 18:05:35,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:05:35,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:35,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:36,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:37,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:37,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-20 18:05:37,628 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-20 18:05:37,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:05:37,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:37,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:37,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:37,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2022-11-20 18:05:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2022-11-20 18:05:37,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:05:37,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:37,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:38,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:38,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2022-11-20 18:05:38,109 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2022-11-20 18:05:38,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:05:38,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:38,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:38,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:40,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:40,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2022-11-20 18:05:40,138 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2022-11-20 18:05:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:05:40,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:05:40,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:05:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:05:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:05:42,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:05:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2022-11-20 18:05:42,963 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2022-11-20 18:05:42,963 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:05:42,964 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2022-11-20 18:05:42,974 INFO L754 CodeCheckObserver]: All specifications hold 13 specifications checked. All of them hold [2022-11-20 18:05:43,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:05:43 ImpRootNode [2022-11-20 18:05:43,057 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:05:43,059 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:05:43,059 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:05:43,064 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:05:43,065 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:05:32" (3/4) ... [2022-11-20 18:05:43,068 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:05:43,081 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-20 18:05:43,082 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 18:05:43,082 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 18:05:43,082 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 18:05:43,125 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:05:43,125 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:05:43,126 INFO L158 Benchmark]: Toolchain (without parser) took 11151.83ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 124.2MB in the beginning and 64.3MB in the end (delta: 60.0MB). Peak memory consumption was 110.9MB. Max. memory is 16.1GB. [2022-11-20 18:05:43,127 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 169.9MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:05:43,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.36ms. Allocated memory is still 169.9MB. Free memory was 124.0MB in the beginning and 114.0MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:05:43,128 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.78ms. Allocated memory is still 169.9MB. Free memory was 114.0MB in the beginning and 112.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:05:43,129 INFO L158 Benchmark]: Boogie Preprocessor took 43.88ms. Allocated memory is still 169.9MB. Free memory was 112.2MB in the beginning and 111.2MB in the end (delta: 967.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:05:43,129 INFO L158 Benchmark]: RCFGBuilder took 332.21ms. Allocated memory is still 169.9MB. Free memory was 110.9MB in the beginning and 99.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:05:43,130 INFO L158 Benchmark]: CodeCheck took 10378.37ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 98.8MB in the beginning and 66.3MB in the end (delta: 32.5MB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. [2022-11-20 18:05:43,130 INFO L158 Benchmark]: Witness Printer took 66.57ms. Allocated memory is still 218.1MB. Free memory was 66.3MB in the beginning and 64.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:05:43,133 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, 25 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 225 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 159 mSDsluCounter, 153 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 70 mSDsCounter, 294 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 767 IncrementalHoareTripleChecker+Invalid, 1061 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 294 mSolverCounterUnsat, 83 mSDtfsCounter, 767 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 527 GetRequests, 375 SyntacticMatches, 0 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8139 ImplicationChecksByTransitivity, 8.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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 - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 33]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 169.9MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.36ms. Allocated memory is still 169.9MB. Free memory was 124.0MB in the beginning and 114.0MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.78ms. Allocated memory is still 169.9MB. Free memory was 114.0MB in the beginning and 112.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.88ms. Allocated memory is still 169.9MB. Free memory was 112.2MB in the beginning and 111.2MB in the end (delta: 967.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 332.21ms. Allocated memory is still 169.9MB. Free memory was 110.9MB in the beginning and 99.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 10378.37ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 98.8MB in the beginning and 66.3MB in the end (delta: 32.5MB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. * Witness Printer took 66.57ms. Allocated memory is still 218.1MB. Free memory was 66.3MB in the beginning and 64.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:05:43,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79166011-2af9-48e7-bb27-86813514bdf1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE