./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4 --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 8c0827ac193c1e2b03d5ccf1e60b62c7d6ff1b4feade2c409a6c7ca2cebf9412 --- 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-2329fc7 [2022-12-14 23:01:42,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:01:42,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:01:42,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:01:42,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:01:42,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:01:42,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:01:42,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:01:42,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:01:42,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:01:42,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:01:42,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:01:42,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:01:42,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:01:42,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:01:42,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:01:42,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:01:42,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:01:42,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:01:42,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:01:42,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:01:42,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:01:42,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:01:42,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:01:42,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:01:42,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:01:42,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:01:42,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:01:42,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:01:42,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:01:42,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:01:42,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:01:42,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:01:42,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:01:42,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:01:42,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:01:42,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:01:42,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:01:42,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:01:42,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:01:42,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:01:42,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 23:01:42,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:01:42,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:01:42,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:01:42,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:01:42,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:01:42,966 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:01:42,966 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:01:42,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:01:42,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:01:42,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:01:42,966 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:01:42,967 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:01:42,967 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:01:42,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:01:42,967 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:01:42,967 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:01:42,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:01:42,968 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:01:42,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:01:42,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:01:42,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:01:42,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:01:42,968 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:01:42,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:01:42,969 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_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c0827ac193c1e2b03d5ccf1e60b62c7d6ff1b4feade2c409a6c7ca2cebf9412 [2022-12-14 23:01:43,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:01:43,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:01:43,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:01:43,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:01:43,182 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:01:43,183 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2022-12-14 23:01:45,745 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:01:45,928 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:01:45,928 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2022-12-14 23:01:45,938 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/data/5f129d491/70e660c0cf9d4e87873ae385cb986ab7/FLAG223d11f7b [2022-12-14 23:01:45,949 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/data/5f129d491/70e660c0cf9d4e87873ae385cb986ab7 [2022-12-14 23:01:45,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:01:45,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:01:45,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:01:45,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:01:45,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:01:45,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:01:45" (1/1) ... [2022-12-14 23:01:45,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3bd702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:45, skipping insertion in model container [2022-12-14 23:01:45,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:01:45" (1/1) ... [2022-12-14 23:01:45,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:01:45,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:01:46,204 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_689b469b-ec93-4aed-b7b3-939319e1328e/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i[31167,31180] [2022-12-14 23:01:46,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:01:46,219 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:01:46,247 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_689b469b-ec93-4aed-b7b3-939319e1328e/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i[31167,31180] [2022-12-14 23:01:46,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:01:46,270 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:01:46,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46 WrapperNode [2022-12-14 23:01:46,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:01:46,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:01:46,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:01:46,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:01:46,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,304 INFO L138 Inliner]: procedures = 177, calls = 47, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 189 [2022-12-14 23:01:46,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:01:46,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:01:46,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:01:46,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:01:46,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,323 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:01:46,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:01:46,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:01:46,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:01:46,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:46" (1/1) ... [2022-12-14 23:01:46,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:01:46,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:01:46,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:01:46,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:01:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:01:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 23:01:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 23:01:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:01:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:01:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:01:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:01:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:01:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:01:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:01:46,380 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:01:46,483 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:01:46,484 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:01:46,829 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:01:47,002 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:01:47,002 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:01:47,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:01:47 BoogieIcfgContainer [2022-12-14 23:01:47,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:01:47,005 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:01:47,006 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:01:47,015 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:01:47,015 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:01:47" (1/1) ... [2022-12-14 23:01:47,016 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:01:47,020 INFO L158 Benchmark]: Toolchain (without parser) took 1067.35ms. Allocated memory is still 140.5MB. Free memory was 104.4MB in the beginning and 74.4MB in the end (delta: 30.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2022-12-14 23:01:47,020 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:01:47,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.46ms. Allocated memory is still 140.5MB. Free memory was 104.1MB in the beginning and 83.7MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 23:01:47,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.79ms. Allocated memory is still 140.5MB. Free memory was 83.7MB in the beginning and 81.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:01:47,022 INFO L158 Benchmark]: Boogie Preprocessor took 21.36ms. Allocated memory is still 140.5MB. Free memory was 81.0MB in the beginning and 79.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:01:47,022 INFO L158 Benchmark]: RCFGBuilder took 678.52ms. Allocated memory is still 140.5MB. Free memory was 79.3MB in the beginning and 75.4MB in the end (delta: 3.9MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2022-12-14 23:01:47,023 INFO L158 Benchmark]: CodeCheck took 12.79ms. Allocated memory is still 140.5MB. Free memory was 75.4MB in the beginning and 74.4MB in the end (delta: 974.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:01:47,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.46ms. Allocated memory is still 140.5MB. Free memory was 104.1MB in the beginning and 83.7MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.79ms. Allocated memory is still 140.5MB. Free memory was 83.7MB in the beginning and 81.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.36ms. Allocated memory is still 140.5MB. Free memory was 81.0MB in the beginning and 79.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 678.52ms. Allocated memory is still 140.5MB. Free memory was 79.3MB in the beginning and 75.4MB in the end (delta: 3.9MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * CodeCheck took 12.79ms. Allocated memory is still 140.5MB. Free memory was 75.4MB in the beginning and 74.4MB in the end (delta: 974.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:01:47,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4 --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 8c0827ac193c1e2b03d5ccf1e60b62c7d6ff1b4feade2c409a6c7ca2cebf9412 --- 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-2329fc7 [2022-12-14 23:01:48,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:01:48,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:01:48,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:01:48,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:01:48,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:01:48,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:01:48,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:01:48,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:01:48,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:01:48,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:01:48,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:01:48,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:01:48,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:01:48,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:01:48,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:01:48,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:01:48,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:01:48,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:01:48,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:01:48,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:01:48,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:01:48,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:01:48,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:01:48,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:01:48,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:01:48,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:01:48,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:01:48,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:01:48,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:01:48,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:01:48,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:01:48,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:01:48,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:01:48,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:01:48,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:01:48,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:01:48,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:01:48,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:01:48,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:01:48,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:01:48,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 23:01:48,921 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:01:48,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:01:48,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:01:48,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:01:48,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:01:48,923 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:01:48,923 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:01:48,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:01:48,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:01:48,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:01:48,924 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:01:48,924 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:01:48,924 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:01:48,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:01:48,925 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:01:48,925 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:01:48,925 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:01:48,925 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:01:48,925 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:01:48,925 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:01:48,926 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:01:48,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:01:48,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:01:48,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:01:48,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:01:48,927 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:01:48,927 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:01:48,927 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:01:48,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:01:48,927 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_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c0827ac193c1e2b03d5ccf1e60b62c7d6ff1b4feade2c409a6c7ca2cebf9412 [2022-12-14 23:01:49,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:01:49,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:01:49,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:01:49,169 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:01:49,170 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:01:49,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2022-12-14 23:01:51,738 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:01:51,948 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:01:51,948 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2022-12-14 23:01:51,959 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/data/0f111607f/60c14778700d4254ab72c94dd58f3966/FLAGbae198393 [2022-12-14 23:01:51,971 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/data/0f111607f/60c14778700d4254ab72c94dd58f3966 [2022-12-14 23:01:51,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:01:51,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:01:51,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:01:51,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:01:51,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:01:51,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:01:51" (1/1) ... [2022-12-14 23:01:51,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14632342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:51, skipping insertion in model container [2022-12-14 23:01:51,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:01:51" (1/1) ... [2022-12-14 23:01:51,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:01:52,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:01:52,291 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_689b469b-ec93-4aed-b7b3-939319e1328e/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i[31167,31180] [2022-12-14 23:01:52,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:01:52,312 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:01:52,358 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_689b469b-ec93-4aed-b7b3-939319e1328e/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i[31167,31180] [2022-12-14 23:01:52,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:01:52,407 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:01:52,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52 WrapperNode [2022-12-14 23:01:52,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:01:52,408 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:01:52,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:01:52,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:01:52,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,454 INFO L138 Inliner]: procedures = 181, calls = 47, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 186 [2022-12-14 23:01:52,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:01:52,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:01:52,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:01:52,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:01:52,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,480 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:01:52,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:01:52,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:01:52,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:01:52,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:01:52" (1/1) ... [2022-12-14 23:01:52,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:01:52,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:01:52,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:01:52,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:01:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 23:01:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 23:01:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 23:01:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:01:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:01:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:01:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:01:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:01:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 23:01:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:01:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:01:52,546 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:01:52,673 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:01:52,676 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:01:53,135 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:01:53,318 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:01:53,318 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:01:53,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:01:53 BoogieIcfgContainer [2022-12-14 23:01:53,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:01:53,321 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:01:53,321 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:01:53,328 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:01:53,328 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:01:53" (1/1) ... [2022-12-14 23:01:53,329 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:01:53,332 INFO L158 Benchmark]: Toolchain (without parser) took 1356.70ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 48.2MB in the beginning and 49.6MB in the end (delta: -1.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2022-12-14 23:01:53,332 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 26.3MB in the beginning and 26.2MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:01:53,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.91ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 44.8MB in the end (delta: 3.3MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-12-14 23:01:53,333 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.14ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 42.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:01:53,333 INFO L158 Benchmark]: Boogie Preprocessor took 30.48ms. Allocated memory is still 71.3MB. Free memory was 41.9MB in the beginning and 40.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:01:53,334 INFO L158 Benchmark]: RCFGBuilder took 834.20ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 39.8MB in the beginning and 50.4MB in the end (delta: -10.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 23:01:53,334 INFO L158 Benchmark]: CodeCheck took 9.77ms. Allocated memory is still 86.0MB. Free memory was 50.4MB in the beginning and 49.6MB in the end (delta: 764.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:01:53,337 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 26.3MB in the beginning and 26.2MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.91ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 44.8MB in the end (delta: 3.3MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.14ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 42.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.48ms. Allocated memory is still 71.3MB. Free memory was 41.9MB in the beginning and 40.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 834.20ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 39.8MB in the beginning and 50.4MB in the end (delta: -10.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 9.77ms. Allocated memory is still 86.0MB. Free memory was 50.4MB in the beginning and 49.6MB in the end (delta: 764.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:01:53,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_689b469b-ec93-4aed-b7b3-939319e1328e/bin/ukojak-rkRKPMF4O4/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 Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported