./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/06-symbeq_05-funloop_hard2.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_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/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_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_05-funloop_hard2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/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_a09ad640-a65b-46ea-9cd8-11198005e3ad/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 9e83a031749850377e0f1ecd2c361048b8f87f697f146600048034d31c93bd9a --- 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 17:25:33,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:25:33,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:25:33,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:25:33,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:25:33,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:25:33,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:25:33,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:25:33,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:25:33,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:25:33,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:25:33,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:25:33,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:25:33,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:25:33,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:25:33,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:25:33,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:25:33,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:25:33,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:25:33,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:25:33,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:25:33,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:25:33,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:25:33,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:25:33,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:25:33,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:25:33,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:25:33,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:25:33,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:25:33,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:25:33,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:25:33,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:25:33,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:25:33,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:25:33,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:25:33,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:25:33,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:25:33,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:25:33,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:25:33,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:25:33,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:25:33,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 17:25:33,878 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:25:33,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:25:33,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:25:33,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:25:33,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:25:33,881 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:25:33,881 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:25:33,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:25:33,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:25:33,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:25:33,882 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:25:33,882 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:25:33,883 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:25:33,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:25:33,883 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:25:33,883 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:25:33,884 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:25:33,884 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:25:33,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:25:33,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:25:33,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:25:33,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:25:33,885 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:25:33,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:25:33,886 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_a09ad640-a65b-46ea-9cd8-11198005e3ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e83a031749850377e0f1ecd2c361048b8f87f697f146600048034d31c93bd9a [2022-11-20 17:25:34,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:25:34,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:25:34,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:25:34,188 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:25:34,189 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:25:34,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/goblint-regression/06-symbeq_05-funloop_hard2.i [2022-11-20 17:25:37,203 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:25:37,521 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:25:37,521 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/sv-benchmarks/c/goblint-regression/06-symbeq_05-funloop_hard2.i [2022-11-20 17:25:37,543 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/data/e044ff023/15be653895ac49099446679585dbef38/FLAGe0617af89 [2022-11-20 17:25:37,564 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/data/e044ff023/15be653895ac49099446679585dbef38 [2022-11-20 17:25:37,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:25:37,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:25:37,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:25:37,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:25:37,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:25:37,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:25:37" (1/1) ... [2022-11-20 17:25:37,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29d20320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:37, skipping insertion in model container [2022-11-20 17:25:37,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:25:37" (1/1) ... [2022-11-20 17:25:37,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:25:37,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:25:38,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:25:38,183 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:25:38,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:25:38,277 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:25:38,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38 WrapperNode [2022-11-20 17:25:38,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:25:38,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:25:38,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:25:38,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:25:38,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,344 INFO L138 Inliner]: procedures = 262, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2022-11-20 17:25:38,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:25:38,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:25:38,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:25:38,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:25:38,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,375 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:25:38,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:25:38,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:25:38,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:25:38,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:25:38,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:25:38,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:25:38,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:25:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:25:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:25:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:25:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:25:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 17:25:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:25:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-20 17:25:38,451 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-20 17:25:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:25:38,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:25:38,453 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 17:25:38,597 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:25:38,599 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:25:38,840 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:25:38,847 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:25:38,848 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:25:38,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:25:38 BoogieIcfgContainer [2022-11-20 17:25:38,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:25:38,851 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:25:38,851 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:25:38,872 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:25:38,873 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:25:38" (1/1) ... [2022-11-20 17:25:38,874 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 17:25:38,889 INFO L158 Benchmark]: Toolchain (without parser) took 1313.78ms. Allocated memory is still 159.4MB. Free memory was 117.0MB in the beginning and 68.2MB in the end (delta: 48.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-20 17:25:38,889 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 159.4MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:25:38,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 700.23ms. Allocated memory is still 159.4MB. Free memory was 116.4MB in the beginning and 89.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:25:38,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.90ms. Allocated memory is still 159.4MB. Free memory was 89.2MB in the beginning and 86.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:25:38,892 INFO L158 Benchmark]: Boogie Preprocessor took 34.05ms. Allocated memory is still 159.4MB. Free memory was 86.4MB in the beginning and 85.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:25:38,892 INFO L158 Benchmark]: RCFGBuilder took 470.83ms. Allocated memory is still 159.4MB. Free memory was 85.0MB in the beginning and 69.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:25:38,893 INFO L158 Benchmark]: CodeCheck took 35.87ms. Allocated memory is still 159.4MB. Free memory was 69.2MB in the beginning and 68.2MB in the end (delta: 938.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:25:38,897 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 159.4MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 700.23ms. Allocated memory is still 159.4MB. Free memory was 116.4MB in the beginning and 89.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.90ms. Allocated memory is still 159.4MB. Free memory was 89.2MB in the beginning and 86.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.05ms. Allocated memory is still 159.4MB. Free memory was 86.4MB in the beginning and 85.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 470.83ms. Allocated memory is still 159.4MB. Free memory was 85.0MB in the beginning and 69.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 35.87ms. Allocated memory is still 159.4MB. Free memory was 69.2MB in the beginning and 68.2MB in the end (delta: 938.5kB). 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 17:25:38,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/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 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_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/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_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_05-funloop_hard2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/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_a09ad640-a65b-46ea-9cd8-11198005e3ad/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 9e83a031749850377e0f1ecd2c361048b8f87f697f146600048034d31c93bd9a --- 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 17:25:41,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:25:41,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:25:41,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:25:41,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:25:41,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:25:41,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:25:41,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:25:41,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:25:41,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:25:41,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:25:41,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:25:41,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:25:41,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:25:41,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:25:41,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:25:41,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:25:41,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:25:41,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:25:41,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:25:41,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:25:41,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:25:41,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:25:41,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:25:41,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:25:41,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:25:41,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:25:41,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:25:41,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:25:41,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:25:41,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:25:41,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:25:41,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:25:41,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:25:41,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:25:41,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:25:41,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:25:41,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:25:41,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:25:41,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:25:41,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:25:41,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 17:25:41,600 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:25:41,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:25:41,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:25:41,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:25:41,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:25:41,606 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:25:41,606 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:25:41,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:25:41,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:25:41,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:25:41,608 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:25:41,608 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:25:41,608 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:25:41,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:25:41,609 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:25:41,609 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:25:41,609 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:25:41,610 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:25:41,610 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:25:41,610 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:25:41,610 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:25:41,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:25:41,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:25:41,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:25:41,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:25:41,611 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:25:41,612 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:25:41,612 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:25:41,612 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:25:41,612 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_a09ad640-a65b-46ea-9cd8-11198005e3ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e83a031749850377e0f1ecd2c361048b8f87f697f146600048034d31c93bd9a [2022-11-20 17:25:41,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:25:41,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:25:41,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:25:41,998 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:25:41,999 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:25:42,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/goblint-regression/06-symbeq_05-funloop_hard2.i [2022-11-20 17:25:45,278 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:25:45,629 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:25:45,629 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/sv-benchmarks/c/goblint-regression/06-symbeq_05-funloop_hard2.i [2022-11-20 17:25:45,645 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/data/ad1d1aa0f/a88ce264b4e448598a8d7c4754481419/FLAGfca6dd204 [2022-11-20 17:25:45,659 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/data/ad1d1aa0f/a88ce264b4e448598a8d7c4754481419 [2022-11-20 17:25:45,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:25:45,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:25:45,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:25:45,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:25:45,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:25:45,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:25:45" (1/1) ... [2022-11-20 17:25:45,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7414038c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:45, skipping insertion in model container [2022-11-20 17:25:45,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:25:45" (1/1) ... [2022-11-20 17:25:45,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:25:45,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:25:46,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:25:46,211 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:25:46,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:25:46,336 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:25:46,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46 WrapperNode [2022-11-20 17:25:46,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:25:46,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:25:46,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:25:46,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:25:46,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,415 INFO L138 Inliner]: procedures = 265, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2022-11-20 17:25:46,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:25:46,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:25:46,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:25:46,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:25:46,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,446 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:25:46,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:25:46,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:25:46,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:25:46,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:25:46" (1/1) ... [2022-11-20 17:25:46,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:25:46,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:25:46,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:25:46,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:25:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:25:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:25:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:25:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:25:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 17:25:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:25:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-20 17:25:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-20 17:25:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:25:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:25:46,552 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 17:25:46,767 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:25:46,770 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:25:47,181 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:25:47,188 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:25:47,188 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:25:47,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:25:47 BoogieIcfgContainer [2022-11-20 17:25:47,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:25:47,191 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:25:47,191 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:25:47,207 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:25:47,208 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:25:47" (1/1) ... [2022-11-20 17:25:47,208 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 17:25:47,214 INFO L158 Benchmark]: Toolchain (without parser) took 1550.58ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 35.3MB in the beginning and 61.3MB in the end (delta: -26.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:25:47,214 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 46.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:25:47,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 674.35ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 35.2MB in the beginning and 60.6MB in the end (delta: -25.4MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-11-20 17:25:47,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.10ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 58.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:25:47,216 INFO L158 Benchmark]: Boogie Preprocessor took 32.25ms. Allocated memory is still 90.2MB. Free memory was 58.2MB in the beginning and 56.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:25:47,217 INFO L158 Benchmark]: RCFGBuilder took 738.63ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 62.2MB in the end (delta: -6.2MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2022-11-20 17:25:47,217 INFO L158 Benchmark]: CodeCheck took 21.58ms. Allocated memory is still 90.2MB. Free memory was 62.2MB in the beginning and 61.3MB in the end (delta: 910.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:25:47,220 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 0.33ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 46.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 674.35ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 35.2MB in the beginning and 60.6MB in the end (delta: -25.4MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.10ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 58.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.25ms. Allocated memory is still 90.2MB. Free memory was 58.2MB in the beginning and 56.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 738.63ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 62.2MB in the end (delta: -6.2MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 21.58ms. Allocated memory is still 90.2MB. Free memory was 62.2MB in the beginning and 61.3MB in the end (delta: 910.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:25:47,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a09ad640-a65b-46ea-9cd8-11198005e3ad/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported