./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi --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 a4cca88acec68e5dbb90cd5700ef248bb5273dc097847f9475a683bfbdc7b189 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:35,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:35,336 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:03:35,343 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:03:35,344 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:03:35,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:35,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:35,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:35,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:35,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:35,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:35,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:35,404 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:35,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:35,406 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:35,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:35,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:35,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:35,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:35,409 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:03:35,409 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:35,410 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:35,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:35,412 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:35,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:35,414 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:35,414 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:35,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:35,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:35,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:35,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:35,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:35,418 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:03:35,418 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:03:35,418 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:35,418 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_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4cca88acec68e5dbb90cd5700ef248bb5273dc097847f9475a683bfbdc7b189 [2023-11-24 23:03:35,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:35,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:35,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:35,883 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:35,883 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:35,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/unroll-3.wvr.c [2023-11-24 23:03:39,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:39,686 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:39,687 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/sv-benchmarks/c/weaver/unroll-3.wvr.c [2023-11-24 23:03:39,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/data/55e15c9fa/0bca7580b55c4e73a692a2c763f0d0ff/FLAGefe745cbf [2023-11-24 23:03:39,716 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/data/55e15c9fa/0bca7580b55c4e73a692a2c763f0d0ff [2023-11-24 23:03:39,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:39,721 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:39,723 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:39,724 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:39,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:39,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:39" (1/1) ... [2023-11-24 23:03:39,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64eeea4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:39, skipping insertion in model container [2023-11-24 23:03:39,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:39" (1/1) ... [2023-11-24 23:03:39,765 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:39,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:40,010 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:40,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:40,064 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:40,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40 WrapperNode [2023-11-24 23:03:40,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:40,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:40,067 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:40,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:40,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,088 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,117 INFO L138 Inliner]: procedures = 24, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2023-11-24 23:03:40,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:40,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:40,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:40,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:40,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,138 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,195 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,199 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:40,200 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:40,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:40,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:40,202 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:40,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:40,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:40,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:40,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:40,318 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:03:40,318 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:03:40,319 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:03:40,319 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:03:40,319 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:03:40,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:03:40,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:40,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:40,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:03:40,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:03:40,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:40,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:40,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:03:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:40,327 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:40,515 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:40,518 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:40,889 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:40,910 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:40,911 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:03:40,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:40 BoogieIcfgContainer [2023-11-24 23:03:40,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:40,918 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:40,918 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:40,932 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:40,932 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:40" (1/1) ... [2023-11-24 23:03:40,934 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java: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) [2023-11-24 23:03:40,939 INFO L158 Benchmark]: Toolchain (without parser) took 1216.47ms. Allocated memory is still 163.6MB. Free memory was 116.7MB in the beginning and 84.0MB in the end (delta: 32.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-24 23:03:40,940 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 163.6MB. Free memory is still 133.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:40,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.70ms. Allocated memory is still 163.6MB. Free memory was 116.1MB in the beginning and 105.1MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:03:40,943 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.85ms. Allocated memory is still 163.6MB. Free memory was 105.1MB in the beginning and 103.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:40,945 INFO L158 Benchmark]: Boogie Preprocessor took 80.53ms. Allocated memory is still 163.6MB. Free memory was 103.0MB in the beginning and 101.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:40,946 INFO L158 Benchmark]: RCFGBuilder took 716.01ms. Allocated memory is still 163.6MB. Free memory was 101.5MB in the beginning and 85.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:03:40,947 INFO L158 Benchmark]: CodeCheck took 18.62ms. Allocated memory is still 163.6MB. Free memory was 85.3MB in the beginning and 84.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:40,958 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 163.6MB. Free memory is still 133.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.70ms. Allocated memory is still 163.6MB. Free memory was 116.1MB in the beginning and 105.1MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.85ms. Allocated memory is still 163.6MB. Free memory was 105.1MB in the beginning and 103.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.53ms. Allocated memory is still 163.6MB. Free memory was 103.0MB in the beginning and 101.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 716.01ms. Allocated memory is still 163.6MB. Free memory was 101.5MB in the beginning and 85.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18.62ms. Allocated memory is still 163.6MB. Free memory was 85.3MB in the beginning and 84.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:40,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi --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 a4cca88acec68e5dbb90cd5700ef248bb5273dc097847f9475a683bfbdc7b189 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:44,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:44,121 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:03:44,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:44,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:44,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:44,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:44,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:44,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:44,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:44,212 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:44,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:44,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:44,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:44,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:44,216 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:44,216 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:03:44,217 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:03:44,217 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:03:44,218 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:03:44,219 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:44,219 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:44,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:44,220 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:44,221 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:44,221 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:44,222 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:44,222 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:44,223 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:44,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:44,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:44,225 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:44,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:44,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:44,227 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:03:44,227 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:44,227 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:44,228 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:03:44,228 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:44,229 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_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4cca88acec68e5dbb90cd5700ef248bb5273dc097847f9475a683bfbdc7b189 [2023-11-24 23:03:44,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:44,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:44,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:44,769 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:44,770 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:44,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/unroll-3.wvr.c [2023-11-24 23:03:48,027 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:48,368 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:48,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/sv-benchmarks/c/weaver/unroll-3.wvr.c [2023-11-24 23:03:48,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/data/e4ad26c47/c8101f59dd6b4f4cabb7b83debce766f/FLAG861f51cfe [2023-11-24 23:03:48,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/data/e4ad26c47/c8101f59dd6b4f4cabb7b83debce766f [2023-11-24 23:03:48,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:48,397 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:48,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:48,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:48,404 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:48,405 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d9fceb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48, skipping insertion in model container [2023-11-24 23:03:48,407 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,438 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:48,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:48,776 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:03:48,792 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:48,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:48,840 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:48,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:48,916 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:48,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48 WrapperNode [2023-11-24 23:03:48,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:48,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:48,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:48,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:48,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,980 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-24 23:03:48,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:48,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:48,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:48,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:48,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:49,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:49,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:49,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:49,025 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:49,027 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:49,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:49,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:49,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:49,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:49,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:49,052 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:49,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:49,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:49,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:49,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:03:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:03:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:03:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:03:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:03:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:03:49,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:03:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:03:49,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:03:49,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:03:49,161 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:49,328 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:49,331 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:49,803 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:49,825 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:49,828 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:03:49,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:49 BoogieIcfgContainer [2023-11-24 23:03:49,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:49,835 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:49,835 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:49,843 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:49,843 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:49" (1/1) ... [2023-11-24 23:03:49,844 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java: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) [2023-11-24 23:03:49,849 INFO L158 Benchmark]: Toolchain (without parser) took 1450.95ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 53.5MB in the beginning and 58.0MB in the end (delta: -4.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,849 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:49,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.03ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 39.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.87ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 39.6MB in the beginning and 79.1MB in the end (delta: -39.6MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,852 INFO L158 Benchmark]: Boogie Preprocessor took 66.21ms. Allocated memory is still 100.7MB. Free memory was 79.1MB in the beginning and 77.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,852 INFO L158 Benchmark]: RCFGBuilder took 784.80ms. Allocated memory is still 100.7MB. Free memory was 77.1MB in the beginning and 59.1MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,853 INFO L158 Benchmark]: CodeCheck took 12.30ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 58.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:49,857 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 519.03ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 39.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.87ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 39.6MB in the beginning and 79.1MB in the end (delta: -39.6MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.21ms. Allocated memory is still 100.7MB. Free memory was 79.1MB in the beginning and 77.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 784.80ms. Allocated memory is still 100.7MB. Free memory was 77.1MB in the beginning and 59.1MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 12.30ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 58.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:49,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349d999c-1c53-4191-8692-9ae3103c5145/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported