./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV --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 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:07,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:07,920 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:59:07,934 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:07,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:07,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:07,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:07,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:07,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:07,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:07,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:07,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:07,985 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:07,987 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:07,987 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:07,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:07,988 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:07,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:07,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:07,990 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:07,990 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:07,991 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:07,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:07,992 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:07,992 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:07,993 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:07,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:07,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:07,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:07,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:07,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:07,997 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:07,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:07,997 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:07,997 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_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 [2023-11-11 23:59:08,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:08,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:08,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:08,352 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:08,352 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:08,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-11 23:59:11,546 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:11,770 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:11,771 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-11 23:59:11,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/data/61d99515d/77cc72e3dec34b2b8b78194288d7c23e/FLAGd157e4cce [2023-11-11 23:59:11,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/data/61d99515d/77cc72e3dec34b2b8b78194288d7c23e [2023-11-11 23:59:11,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:11,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:11,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:11,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:11,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:11,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e246054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11, skipping insertion in model container [2023-11-11 23:59:11,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,855 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:12,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:12,120 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:12,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:12,179 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:12,179 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:12,192 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:12,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12 WrapperNode [2023-11-11 23:59:12,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:12,194 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:12,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:12,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:12,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,238 INFO L138 Inliner]: procedures = 25, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-11-11 23:59:12,239 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:12,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:12,240 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:12,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:12,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:12,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:12,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:12,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:12,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:12" (1/1) ... [2023-11-11 23:59:12,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:12,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:12,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:12,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:59:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:59:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:59:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:59:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:59:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:59:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:59:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:59:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:59:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:59:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-11 23:59:12,378 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-11 23:59:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:59:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:59:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:59:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:12,383 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:12,526 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:12,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:12,968 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:13,256 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:13,257 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:59:13,258 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2023-11-11 23:59:13,259 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-11 23:59:13,268 INFO L158 Benchmark]: Toolchain (without parser) took 1466.41ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 70.8MB in the beginning and 81.3MB in the end (delta: -10.5MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2023-11-11 23:59:13,269 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 134.2MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:13,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.70ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 70.5MB in the beginning and 124.4MB in the end (delta: -53.8MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-11 23:59:13,271 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.86ms. Allocated memory is still 161.5MB. Free memory was 124.4MB in the beginning and 122.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:13,272 INFO L158 Benchmark]: Boogie Preprocessor took 38.95ms. Allocated memory is still 161.5MB. Free memory was 122.2MB in the beginning and 120.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:13,272 INFO L158 Benchmark]: RCFGBuilder took 986.48ms. Allocated memory is still 161.5MB. Free memory was 120.2MB in the beginning and 81.3MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-11 23:59:13,275 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 134.2MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.70ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 70.5MB in the beginning and 124.4MB in the end (delta: -53.8MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.86ms. Allocated memory is still 161.5MB. Free memory was 124.4MB in the beginning and 122.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.95ms. Allocated memory is still 161.5MB. Free memory was 122.2MB in the beginning and 120.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 986.48ms. Allocated memory is still 161.5MB. Free memory was 120.2MB in the beginning and 81.3MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:13,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV --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 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:16,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:16,284 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:59:16,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:16,344 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:16,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:16,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:16,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:16,348 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:16,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:16,354 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:16,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:16,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:16,357 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:16,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:16,357 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:16,358 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:59:16,358 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:59:16,359 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:16,359 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:59:16,359 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:16,360 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:16,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:16,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:16,361 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:16,362 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:16,362 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:59:16,363 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:16,363 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:16,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:16,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:16,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:16,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:16,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:16,366 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:59:16,367 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:16,367 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:16,367 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:59:16,367 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:16,368 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91d7b70e505e7aef19ce206c76dac3b8838d1608e22286f0e4e4335d9f63c057 [2023-11-11 23:59:16,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:16,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:16,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:16,864 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:16,865 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:16,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-11 23:59:20,177 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:20,458 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:20,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2023-11-11 23:59:20,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/data/093749780/de6f82f219be4e1fad730a90cedd715f/FLAG83362d3d5 [2023-11-11 23:59:20,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/data/093749780/de6f82f219be4e1fad730a90cedd715f [2023-11-11 23:59:20,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:20,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:20,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:20,507 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:20,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:20,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:20,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184ae55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20, skipping insertion in model container [2023-11-11 23:59:20,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:20,552 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:20,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:20,869 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:59:20,884 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:20,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:20,917 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:20,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:20,959 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:20,960 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:20,968 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:20,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20 WrapperNode [2023-11-11 23:59:20,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:20,991 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:20,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:20,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:21,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,048 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,087 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 93 [2023-11-11 23:59:21,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:21,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:21,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:21,089 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:21,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,126 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,132 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:21,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:21,138 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:21,138 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:21,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:20" (1/1) ... [2023-11-11 23:59:21,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:21,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:21,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:21,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:59:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:59:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:59:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:59:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:59:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:59:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:59:21,230 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:59:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:59:21,231 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:59:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-11 23:59:21,232 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-11 23:59:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:59:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:59:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:59:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:21,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:59:21,235 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:21,380 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:21,382 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:21,943 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:22,299 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:22,299 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:59:22,300 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2023-11-11 23:59:22,301 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-11 23:59:22,306 INFO L158 Benchmark]: Toolchain (without parser) took 1802.85ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 47.8MB in the beginning and 75.0MB in the end (delta: -27.2MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:22,307 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:22,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.45ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 33.5MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:59:22,309 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.04ms. Allocated memory is still 100.7MB. Free memory was 80.0MB in the beginning and 78.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:22,309 INFO L158 Benchmark]: Boogie Preprocessor took 48.45ms. Allocated memory is still 100.7MB. Free memory was 78.7MB in the beginning and 76.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:22,310 INFO L158 Benchmark]: RCFGBuilder took 1167.03ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 75.0MB in the end (delta: 1.6MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2023-11-11 23:59:22,313 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 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.45ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 33.5MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.04ms. Allocated memory is still 100.7MB. Free memory was 80.0MB in the beginning and 78.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.45ms. Allocated memory is still 100.7MB. Free memory was 78.7MB in the beginning and 76.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1167.03ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 75.0MB in the end (delta: 1.6MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:22,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2970e7ff-5bc4-4096-8b58-15485522b6f6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?