./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/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_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:25,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:25,134 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:20:25,144 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:20:25,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:20:25,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:25,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:25,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:25,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:25,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:25,185 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:25,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:25,186 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:20:25,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:20:25,190 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:20:25,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:25,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:25,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:25,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:25,191 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:25,192 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:20:25,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:25,193 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:25,193 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:25,193 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:25,194 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:25,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:25,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:25,195 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:25,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:25,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:25,196 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:20:25,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:20:25,196 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_a514d3b9-07fb-48f3-9335-1acf70e343e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2024-11-08 23:20:25,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:25,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:25,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:25,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:25,515 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:25,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c Unable to find full path for "g++" [2024-11-08 23:20:27,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:27,681 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:27,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2024-11-08 23:20:27,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/data/902dd455e/4c1c05e005ce46b1abcb9e233fc885f2/FLAG9c334bcd7 [2024-11-08 23:20:27,710 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/data/902dd455e/4c1c05e005ce46b1abcb9e233fc885f2 [2024-11-08 23:20:27,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:27,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:27,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:27,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:27,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:27,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:27" (1/1) ... [2024-11-08 23:20:27,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37cce6de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:27, skipping insertion in model container [2024-11-08 23:20:27,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:27" (1/1) ... [2024-11-08 23:20:27,749 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:27,973 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2862,2875] [2024-11-08 23:20:27,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:27,994 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:28,021 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2862,2875] [2024-11-08 23:20:28,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:28,046 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:28,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28 WrapperNode [2024-11-08 23:20:28,047 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:28,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:28,049 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:28,049 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:28,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,091 INFO L138 Inliner]: procedures = 25, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 76 [2024-11-08 23:20:28,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:28,093 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:28,093 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:28,093 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:28,103 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,124 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,132 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:28,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:28,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:28,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:28,147 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:28" (1/1) ... [2024-11-08 23:20:28,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:28,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:28,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:28,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:28,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 23:20:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 23:20:28,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 23:20:28,226 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 23:20:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 23:20:28,227 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 23:20:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:20:28,227 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:20:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:20:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-08 23:20:28,228 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-08 23:20:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:20:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-08 23:20:28,228 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-08 23:20:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:20:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:20:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:20:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:28,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:20:28,232 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 23:20:28,371 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:28,373 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:28,703 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:20:28,706 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:28,863 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem6 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~1, 4);call #t~mem7 := read~int(~B~0.base, ~B~0.offset + 4 * ~i~1, 4);). 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:146) 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 23:20:28,867 INFO L158 Benchmark]: Toolchain (without parser) took 1152.20ms. Allocated memory is still 155.2MB. Free memory was 124.7MB in the beginning and 77.7MB in the end (delta: 47.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:28,867 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:28,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.13ms. Allocated memory is still 155.2MB. Free memory was 124.5MB in the beginning and 110.0MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:20:28,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.11ms. Allocated memory is still 155.2MB. Free memory was 110.0MB in the beginning and 108.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:28,870 INFO L158 Benchmark]: Boogie Preprocessor took 52.60ms. Allocated memory is still 155.2MB. Free memory was 108.5MB in the beginning and 106.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:28,871 INFO L158 Benchmark]: RCFGBuilder took 719.07ms. Allocated memory is still 155.2MB. Free memory was 106.5MB in the beginning and 77.7MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 23:20:28,874 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.13ms. Allocated memory is still 155.2MB. Free memory was 124.5MB in the beginning and 110.0MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.11ms. Allocated memory is still 155.2MB. Free memory was 110.0MB in the beginning and 108.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.60ms. Allocated memory is still 155.2MB. Free memory was 108.5MB in the beginning and 106.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 719.07ms. Allocated memory is still 155.2MB. Free memory was 106.5MB in the beginning and 77.7MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem6 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~1, 4);call #t~mem7 := read~int(~B~0.base, ~B~0.offset + 4 * ~i~1, 4);). 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 start of atomic block: call #t~mem6 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~1, 4);call #t~mem7 := read~int(~B~0.base, ~B~0.offset + 4 * ~i~1, 4);). 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:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:20:28,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/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_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/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_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:31,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:31,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:20:31,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:31,449 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:31,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:31,450 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:31,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:31,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:31,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:31,454 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:20:31,454 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:20:31,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:31,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:31,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:31,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:31,458 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:20:31,459 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:20:31,459 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:31,459 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:20:31,460 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:20:31,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:31,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:31,464 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:31,465 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:31,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:31,465 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:31,465 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:20:31,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:31,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:31,466 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:31,467 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:31,467 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:31,467 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:20:31,468 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:31,468 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:20:31,468 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_a514d3b9-07fb-48f3-9335-1acf70e343e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2024-11-08 23:20:31,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:31,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:31,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:31,869 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:31,872 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:31,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c Unable to find full path for "g++" [2024-11-08 23:20:33,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:34,176 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:34,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2024-11-08 23:20:34,190 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/data/3445d3808/3079ee266abc4a82b671859c4bca2f10/FLAGf6ea6651e [2024-11-08 23:20:34,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/data/3445d3808/3079ee266abc4a82b671859c4bca2f10 [2024-11-08 23:20:34,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:34,211 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:34,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:34,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:34,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:34,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d92b4a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34, skipping insertion in model container [2024-11-08 23:20:34,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,245 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:34,564 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2862,2875] [2024-11-08 23:20:34,576 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 23:20:34,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:34,608 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:34,649 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2862,2875] [2024-11-08 23:20:34,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:34,684 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:34,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34 WrapperNode [2024-11-08 23:20:34,685 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:34,686 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:34,686 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:34,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:34,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,739 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2024-11-08 23:20:34,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:34,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:34,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:34,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:34,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,764 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,800 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:34,810 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:34,810 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:34,810 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:34,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:34" (1/1) ... [2024-11-08 23:20:34,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:34,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:34,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:34,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:34,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:34,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:20:34,898 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-08 23:20:34,899 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-08 23:20:34,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:20:34,899 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 23:20:34,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 23:20:34,900 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 23:20:34,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 23:20:34,901 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 23:20:34,901 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 23:20:34,901 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:20:34,901 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:20:34,901 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-08 23:20:34,902 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-08 23:20:34,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:20:34,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:20:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:20:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:20:34,906 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 23:20:35,095 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:35,098 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:35,612 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:20:35,612 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:35,740 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem6 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem7 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);). 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:146) 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 23:20:35,747 INFO L158 Benchmark]: Toolchain (without parser) took 1535.48ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 32.5MB in the beginning and 43.5MB in the end (delta: -11.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-08 23:20:35,747 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:35,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.31ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 32.2MB in the beginning and 58.0MB in the end (delta: -25.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-08 23:20:35,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.15ms. Allocated memory is still 88.1MB. Free memory was 58.0MB in the beginning and 56.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:35,749 INFO L158 Benchmark]: Boogie Preprocessor took 69.27ms. Allocated memory is still 88.1MB. Free memory was 56.2MB in the beginning and 54.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:35,750 INFO L158 Benchmark]: RCFGBuilder took 935.44ms. Allocated memory is still 88.1MB. Free memory was 54.2MB in the beginning and 43.5MB in the end (delta: 10.7MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-08 23:20:35,754 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.31ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 32.2MB in the beginning and 58.0MB in the end (delta: -25.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.15ms. Allocated memory is still 88.1MB. Free memory was 58.0MB in the beginning and 56.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.27ms. Allocated memory is still 88.1MB. Free memory was 56.2MB in the beginning and 54.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 935.44ms. Allocated memory is still 88.1MB. Free memory was 54.2MB in the beginning and 43.5MB in the end (delta: 10.7MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem6 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem7 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);). 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 start of atomic block: call #t~mem6 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem7 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);). 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:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:20:35,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a514d3b9-07fb-48f3-9335-1acf70e343e7/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 start of atomic block: call #t~mem6 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);call #t~mem7 := read~intINTTYPE4(~B~0.base, ~bvadd~32(~B~0.offset, ~bvmul~32(4bv32, ~i~1)), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?