./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-memsafety/fillarray.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/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_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-memsafety/fillarray.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/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_d2d13250-951c-4121-acfe-68ecaf3393b8/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 042c5199cb977bee0e9fb33f98d35f27e793036e412b430f7152f110aa730c52 --- 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 18:04:13,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:04:13,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:04:14,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:04:14,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:04:14,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:04:14,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:04:14,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:04:14,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:04:14,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:04:14,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:04:14,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:04:14,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:04:14,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:04:14,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:04:14,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:04:14,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:04:14,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:04:14,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:04:14,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:04:14,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:04:14,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:04:14,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:04:14,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:04:14,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:04:14,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:04:14,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:04:14,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:04:14,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:04:14,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:04:14,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:04:14,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:04:14,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:04:14,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:04:14,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:04:14,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:04:14,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:04:14,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:04:14,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:04:14,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:04:14,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:04:14,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:04:14,119 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:04:14,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:04:14,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:04:14,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:04:14,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:04:14,123 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:04:14,123 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:04:14,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:04:14,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:04:14,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:04:14,124 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:04:14,124 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:04:14,125 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:04:14,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:04:14,125 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:04:14,125 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:04:14,125 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:04:14,126 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:04:14,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:04:14,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:04:14,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:04:14,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:04:14,126 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:04:14,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:04:14,127 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_d2d13250-951c-4121-acfe-68ecaf3393b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 042c5199cb977bee0e9fb33f98d35f27e793036e412b430f7152f110aa730c52 [2022-11-20 18:04:14,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:04:14,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:04:14,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:04:14,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:04:14,480 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:04:14,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-memsafety/fillarray.i [2022-11-20 18:04:17,377 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:04:17,739 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:04:17,744 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/sv-benchmarks/c/pthread-memsafety/fillarray.i [2022-11-20 18:04:17,760 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/data/694bee449/1459e6d7ffa9481c80ea418cc89493b9/FLAG1be5a4af7 [2022-11-20 18:04:17,776 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/data/694bee449/1459e6d7ffa9481c80ea418cc89493b9 [2022-11-20 18:04:17,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:04:17,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:04:17,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:04:17,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:04:17,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:04:17,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:04:17" (1/1) ... [2022-11-20 18:04:17,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@738c5a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:17, skipping insertion in model container [2022-11-20 18:04:17,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:04:17" (1/1) ... [2022-11-20 18:04:17,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:04:17,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:04:18,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:04:18,310 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:04:18,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:04:18,431 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:04:18,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18 WrapperNode [2022-11-20 18:04:18,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:04:18,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:04:18,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:04:18,433 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:04:18,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,496 INFO L138 Inliner]: procedures = 262, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2022-11-20 18:04:18,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:04:18,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:04:18,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:04:18,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:04:18,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,519 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:04:18,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:04:18,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:04:18,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:04:18,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:18" (1/1) ... [2022-11-20 18:04:18,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:04:18,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:04:18,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:04:18,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:04:18,619 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:04:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:04:18,619 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:04:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:04:18,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:04:18,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:04:18,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:04:18,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:04:18,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:04:18,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:04:18,626 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:04:18,790 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:04:18,792 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:04:19,063 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:04:19,070 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:04:19,071 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:04:19,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:04:19 BoogieIcfgContainer [2022-11-20 18:04:19,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:04:19,073 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:04:19,073 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:04:19,081 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:04:19,081 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:04:19" (1/1) ... [2022-11-20 18:04:19,082 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) [2022-11-20 18:04:19,093 INFO L158 Benchmark]: Toolchain (without parser) took 1312.62ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 98.6MB in the beginning and 144.9MB in the end (delta: -46.3MB). Peak memory consumption was 925.5kB. Max. memory is 16.1GB. [2022-11-20 18:04:19,094 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 132.1MB. Free memory was 106.0MB in the beginning and 105.8MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:04:19,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.41ms. Allocated memory is still 132.1MB. Free memory was 98.4MB in the beginning and 71.7MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 18:04:19,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.79ms. Allocated memory is still 132.1MB. Free memory was 71.7MB in the beginning and 69.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:04:19,097 INFO L158 Benchmark]: Boogie Preprocessor took 25.80ms. Allocated memory is still 132.1MB. Free memory was 69.6MB in the beginning and 67.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:04:19,098 INFO L158 Benchmark]: RCFGBuilder took 549.34ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 67.9MB in the beginning and 145.9MB in the end (delta: -78.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-20 18:04:19,098 INFO L158 Benchmark]: CodeCheck took 18.03ms. Allocated memory is still 176.2MB. Free memory was 145.9MB in the beginning and 144.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:04:19,102 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 0.19ms. Allocated memory is still 132.1MB. Free memory was 106.0MB in the beginning and 105.8MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.41ms. Allocated memory is still 132.1MB. Free memory was 98.4MB in the beginning and 71.7MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.79ms. Allocated memory is still 132.1MB. Free memory was 71.7MB in the beginning and 69.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.80ms. Allocated memory is still 132.1MB. Free memory was 69.6MB in the beginning and 67.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.34ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 67.9MB in the beginning and 145.9MB in the end (delta: -78.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * CodeCheck took 18.03ms. Allocated memory is still 176.2MB. Free memory was 145.9MB in the beginning and 144.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:04:19,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/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_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-memsafety/fillarray.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/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 042c5199cb977bee0e9fb33f98d35f27e793036e412b430f7152f110aa730c52 --- 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 18:04:21,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:04:21,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:04:21,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:04:21,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:04:21,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:04:21,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:04:21,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:04:21,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:04:21,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:04:21,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:04:21,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:04:21,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:04:21,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:04:21,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:04:21,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:04:21,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:04:21,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:04:21,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:04:21,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:04:21,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:04:21,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:04:21,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:04:21,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:04:21,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:04:21,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:04:21,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:04:21,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:04:21,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:04:21,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:04:21,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:04:21,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:04:21,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:04:21,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:04:21,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:04:21,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:04:21,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:04:21,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:04:21,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:04:21,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:04:21,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:04:21,716 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 18:04:21,755 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:04:21,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:04:21,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:04:21,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:04:21,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:04:21,759 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:04:21,760 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:04:21,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:04:21,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:04:21,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:04:21,761 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:04:21,762 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:04:21,762 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:04:21,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:04:21,763 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:04:21,763 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:04:21,763 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:04:21,763 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:04:21,764 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:04:21,764 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:04:21,764 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:04:21,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:04:21,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:04:21,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:04:21,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:04:21,766 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:04:21,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:04:21,766 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:04:21,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:04:21,767 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_d2d13250-951c-4121-acfe-68ecaf3393b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 042c5199cb977bee0e9fb33f98d35f27e793036e412b430f7152f110aa730c52 [2022-11-20 18:04:22,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:04:22,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:04:22,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:04:22,197 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:04:22,198 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:04:22,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-memsafety/fillarray.i [2022-11-20 18:04:25,231 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:04:25,524 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:04:25,525 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/sv-benchmarks/c/pthread-memsafety/fillarray.i [2022-11-20 18:04:25,539 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/data/dd12e8e6e/be81fd2c85524192b142906c8d28eb5d/FLAG4d70e2106 [2022-11-20 18:04:25,554 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/data/dd12e8e6e/be81fd2c85524192b142906c8d28eb5d [2022-11-20 18:04:25,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:04:25,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:04:25,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:04:25,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:04:25,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:04:25,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:04:25" (1/1) ... [2022-11-20 18:04:25,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9c646e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:25, skipping insertion in model container [2022-11-20 18:04:25,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:04:25" (1/1) ... [2022-11-20 18:04:25,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:04:25,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:04:26,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:04:26,127 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 18:04:26,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:04:26,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:04:26,233 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:04:26,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:04:26,330 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:04:26,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26 WrapperNode [2022-11-20 18:04:26,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:04:26,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:04:26,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:04:26,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:04:26,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,377 INFO L138 Inliner]: procedures = 263, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2022-11-20 18:04:26,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:04:26,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:04:26,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:04:26,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:04:26,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,411 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:04:26,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:04:26,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:04:26,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:04:26,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:04:26" (1/1) ... [2022-11-20 18:04:26,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:04:26,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:04:26,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:04:26,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:04:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:04:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:04:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:04:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:04:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:04:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:04:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:04:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:04:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:04:26,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:04:26,494 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:04:26,658 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:04:26,660 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:04:27,022 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:04:27,029 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:04:27,029 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:04:27,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:04:27 BoogieIcfgContainer [2022-11-20 18:04:27,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:04:27,032 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:04:27,033 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:04:27,054 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:04:27,054 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:04:27" (1/1) ... [2022-11-20 18:04:27,055 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) [2022-11-20 18:04:27,060 INFO L158 Benchmark]: Toolchain (without parser) took 1501.19ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 35.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 18:04:27,061 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:04:27,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.42ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 34.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 18:04:27,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.66ms. Allocated memory is still 75.5MB. Free memory was 34.6MB in the beginning and 32.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:04:27,063 INFO L158 Benchmark]: Boogie Preprocessor took 37.03ms. Allocated memory is still 75.5MB. Free memory was 32.2MB in the beginning and 53.5MB in the end (delta: -21.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:04:27,064 INFO L158 Benchmark]: RCFGBuilder took 615.82ms. Allocated memory is still 75.5MB. Free memory was 53.5MB in the beginning and 36.7MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 18:04:27,064 INFO L158 Benchmark]: CodeCheck took 26.38ms. Allocated memory is still 75.5MB. Free memory was 36.7MB in the beginning and 35.8MB in the end (delta: 851.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:04:27,072 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 0.27ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.42ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 34.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.66ms. Allocated memory is still 75.5MB. Free memory was 34.6MB in the beginning and 32.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.03ms. Allocated memory is still 75.5MB. Free memory was 32.2MB in the beginning and 53.5MB in the end (delta: -21.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 615.82ms. Allocated memory is still 75.5MB. Free memory was 53.5MB in the beginning and 36.7MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 26.38ms. Allocated memory is still 75.5MB. Free memory was 36.7MB in the beginning and 35.8MB in the end (delta: 851.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:04:27,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2d13250-951c-4121-acfe-68ecaf3393b8/bin/ukojak-pZX7IvK2PQ/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