./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:11:01,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:11:01,174 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:11:01,180 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:11:01,181 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:11:01,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:11:01,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:11:01,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:11:01,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:11:01,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:11:01,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:11:01,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:11:01,209 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:11:01,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:11:01,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:11:01,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:11:01,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:11:01,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:11:01,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:11:01,213 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:11:01,213 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:11:01,217 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:11:01,217 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:11:01,218 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:11:01,218 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:11:01,218 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:11:01,219 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:11:01,219 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:11:01,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:11:01,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:11:01,225 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:11:01,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:11:01,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:11:01,226 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:11:01,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:11:01,226 INFO L153 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_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e [2024-11-08 22:11:01,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:11:01,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:11:01,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:11:01,592 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:11:01,593 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:11:01,595 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c Unable to find full path for "g++" [2024-11-08 22:11:03,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:11:04,168 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:11:04,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2024-11-08 22:11:04,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/data/72f2076e8/4d3f48e7c27e4268a362740bdb832ad7/FLAGa3668b8c7 [2024-11-08 22:11:04,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/data/72f2076e8/4d3f48e7c27e4268a362740bdb832ad7 [2024-11-08 22:11:04,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:11:04,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:11:04,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:11:04,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:11:04,488 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:11:04,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@264332c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04, skipping insertion in model container [2024-11-08 22:11:04,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,529 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:11:04,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:11:04,800 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:11:04,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:11:04,875 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:11:04,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04 WrapperNode [2024-11-08 22:11:04,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:11:04,878 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:11:04,878 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:11:04,878 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:11:04,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,924 INFO L138 Inliner]: procedures = 24, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 98 [2024-11-08 22:11:04,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:11:04,926 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:11:04,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:11:04,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:11:04,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,962 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:11:04,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:11:04,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:11:04,967 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:11:04,968 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:04" (1/1) ... [2024-11-08 22:11:04,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:11:05,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:11:05,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:11:05,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:11:05,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:11:05,052 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 22:11:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 22:11:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 22:11:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 22:11:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 22:11:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 22:11:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:11:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:11:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:11:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:11:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-08 22:11:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-08 22:11:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:11:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:11:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:11:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:11:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:11:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:11:05,060 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:11:05,199 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:11:05,201 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:11:05,759 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:11:05,759 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:11:06,252 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;assume 1 + #t~post6 >= -2147483648;assume 1 + #t~post6 <= 2147483647;~node_back~0 := 1 + #t~post6;havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2024-11-08 22:11:06,260 INFO L158 Benchmark]: Toolchain (without parser) took 1781.32ms. Allocated memory is still 172.0MB. Free memory was 138.4MB in the beginning and 117.5MB in the end (delta: 20.9MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2024-11-08 22:11:06,261 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 115.3MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:11:06,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.67ms. Allocated memory is still 172.0MB. Free memory was 138.0MB in the beginning and 123.6MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:11:06,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.55ms. Allocated memory is still 172.0MB. Free memory was 123.6MB in the beginning and 121.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:11:06,265 INFO L158 Benchmark]: Boogie Preprocessor took 40.45ms. Allocated memory is still 172.0MB. Free memory was 121.6MB in the beginning and 119.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:11:06,266 INFO L158 Benchmark]: RCFGBuilder took 1291.27ms. Allocated memory is still 172.0MB. Free memory was 119.9MB in the beginning and 117.5MB in the end (delta: 2.5MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2024-11-08 22:11:06,271 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 115.3MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.67ms. Allocated memory is still 172.0MB. Free memory was 138.0MB in the beginning and 123.6MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.55ms. Allocated memory is still 172.0MB. Free memory was 123.6MB in the beginning and 121.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.45ms. Allocated memory is still 172.0MB. Free memory was 121.6MB in the beginning and 119.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1291.27ms. Allocated memory is still 172.0MB. Free memory was 119.9MB in the beginning and 117.5MB in the end (delta: 2.5MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;assume 1 + #t~post6 >= -2147483648;assume 1 + #t~post6 <= 2147483647;~node_back~0 := 1 + #t~post6;havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;assume 1 + #t~post6 >= -2147483648;assume 1 + #t~post6 <= 2147483647;~node_back~0 := 1 + #t~post6;havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:11:06,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:11:09,173 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:11:09,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:11:09,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:11:09,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:11:09,351 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:11:09,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:11:09,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:11:09,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:11:09,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:11:09,357 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:11:09,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:11:09,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:11:09,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:11:09,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:11:09,359 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:11:09,359 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:11:09,363 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:11:09,363 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:11:09,364 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:11:09,364 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:11:09,369 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:11:09,369 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:11:09,370 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:11:09,370 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:11:09,371 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:11:09,371 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:11:09,371 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:11:09,372 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:11:09,372 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:11:09,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:11:09,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:11:09,375 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:11:09,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:11:09,376 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:11:09,377 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:11:09,377 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:11:09,377 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:11:09,378 INFO L153 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_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e [2024-11-08 22:11:09,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:11:09,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:11:09,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:11:09,893 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:11:09,894 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:11:09,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c Unable to find full path for "g++" [2024-11-08 22:11:12,282 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:11:12,635 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:11:12,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2024-11-08 22:11:12,645 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/data/e140f7c69/26ef52454a7f469f843b4dfad2614557/FLAGf91943be2 [2024-11-08 22:11:12,902 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/data/e140f7c69/26ef52454a7f469f843b4dfad2614557 [2024-11-08 22:11:12,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:11:12,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:11:12,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:11:12,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:11:12,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:11:12,923 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:11:12" (1/1) ... [2024-11-08 22:11:12,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac5c9b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:12, skipping insertion in model container [2024-11-08 22:11:12,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:11:12" (1/1) ... [2024-11-08 22:11:12,956 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:11:13,245 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 22:11:13,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:11:13,267 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:11:13,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:11:13,385 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:11:13,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13 WrapperNode [2024-11-08 22:11:13,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:11:13,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:11:13,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:11:13,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:11:13,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,513 INFO L138 Inliner]: procedures = 26, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2024-11-08 22:11:13,516 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:11:13,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:11:13,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:11:13,517 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:11:13,535 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:11:13,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:11:13,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:11:13,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:11:13,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:13" (1/1) ... [2024-11-08 22:11:13,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:11:13,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:11:13,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:11:13,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:11:13,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:11:13,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:11:13,686 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-08 22:11:13,686 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-08 22:11:13,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:11:13,687 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 22:11:13,687 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 22:11:13,687 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 22:11:13,688 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 22:11:13,688 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 22:11:13,688 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 22:11:13,688 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:11:13,689 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:11:13,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:11:13,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:11:13,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:11:13,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:11:13,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:11:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:11:13,694 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:11:13,882 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:11:13,885 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:11:14,566 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:11:14,566 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:11:15,026 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post6)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post6)), 2147483647bv33);~node_back~0 := ~bvadd~32(1bv32, #t~post6);havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2024-11-08 22:11:15,032 INFO L158 Benchmark]: Toolchain (without parser) took 2121.15ms. Allocated memory is still 86.0MB. Free memory was 61.2MB in the beginning and 53.6MB in the end (delta: 7.5MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2024-11-08 22:11:15,033 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:11:15,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.70ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 45.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:11:15,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.54ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 63.5MB in the end (delta: -18.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2024-11-08 22:11:15,036 INFO L158 Benchmark]: Boogie Preprocessor took 74.82ms. Allocated memory is still 86.0MB. Free memory was 63.5MB in the beginning and 61.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:11:15,037 INFO L158 Benchmark]: RCFGBuilder took 1437.79ms. Allocated memory is still 86.0MB. Free memory was 61.2MB in the beginning and 53.6MB in the end (delta: 7.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-11-08 22:11:15,041 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.70ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 45.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.54ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 63.5MB in the end (delta: -18.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.82ms. Allocated memory is still 86.0MB. Free memory was 63.5MB in the beginning and 61.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1437.79ms. Allocated memory is still 86.0MB. Free memory was 61.2MB in the beginning and 53.6MB in the end (delta: 7.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post6)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post6)), 2147483647bv33);~node_back~0 := ~bvadd~32(1bv32, #t~post6);havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post6)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post6)), 2147483647bv33);~node_back~0 := ~bvadd~32(1bv32, #t~post6);havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:11:15,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e535e494-fb47-4082-9816-bea987c82a20/bin/ukojak-verify-ImItNfHLgk/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: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem5;#t~post6 := ~node_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post6)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post6)), 2147483647bv33);~node_back~0 := ~bvadd~32(1bv32, #t~post6);havoc #t~post6;). Is there illegal control flow (e.g. loops) within an atomic block?