./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled-atomic.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled-atomic.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC --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 9010a499ef96f31ef98b99a567d66bd11342d64ef955a852686bd9085f4ce268 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:03:32,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:03:32,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:03:32,842 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:03:32,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:03:32,873 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:03:32,874 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:03:32,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:03:32,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:03:32,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:03:32,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:03:32,878 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:03:32,878 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:03:32,879 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:03:32,880 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:03:32,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:03:32,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:03:32,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:03:32,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:03:32,883 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:03:32,884 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:03:32,888 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:03:32,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:03:32,892 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:03:32,892 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:03:32,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:03:32,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:03:32,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:03:32,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:32,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:03:32,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:03:32,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:03:32,897 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:03:32,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:03:32,898 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:03:32,898 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_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9010a499ef96f31ef98b99a567d66bd11342d64ef955a852686bd9085f4ce268 [2023-11-23 20:03:33,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:03:33,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:03:33,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:03:33,272 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:03:33,273 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:03:33,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2023-11-23 20:03:36,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:03:36,728 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:03:36,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/sv-benchmarks/c/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2023-11-23 20:03:36,736 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/data/d13ff19cf/8eca9cceebe14bd28bf619fbd85a41d0/FLAGc0a7fac66 [2023-11-23 20:03:36,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/data/d13ff19cf/8eca9cceebe14bd28bf619fbd85a41d0 [2023-11-23 20:03:36,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:03:36,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:03:36,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:36,754 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:03:36,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:03:36,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:36" (1/1) ... [2023-11-23 20:03:36,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93a62bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:36, skipping insertion in model container [2023-11-23 20:03:36,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:36" (1/1) ... [2023-11-23 20:03:36,788 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:03:37,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:37,063 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:03:37,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:37,112 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:03:37,112 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:03:37,120 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:03:37,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37 WrapperNode [2023-11-23 20:03:37,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:37,122 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:37,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:03:37,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:03:37,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,178 INFO L138 Inliner]: procedures = 20, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2023-11-23 20:03:37,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:37,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:03:37,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:03:37,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:03:37,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,218 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,219 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,228 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:03:37,230 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:03:37,230 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:03:37,230 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:03:37,231 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:37,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:03:37,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:03:37,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:03:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:03:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:03:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:03:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:03:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:03:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:03:37,314 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:03:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:03:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:03:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:03:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:03:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:03:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:03:37,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:03:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:03:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:03:37,317 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:03:37,429 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:37,431 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:37,700 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:37,889 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:37,890 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:03:37,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:37 BoogieIcfgContainer [2023-11-23 20:03:37,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:37,892 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:37,893 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:37,909 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:37,909 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:37" (1/1) ... [2023-11-23 20:03:37,910 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) [2023-11-23 20:03:37,917 INFO L158 Benchmark]: Toolchain (without parser) took 1163.48ms. Allocated memory is still 165.7MB. Free memory was 120.1MB in the beginning and 74.5MB in the end (delta: 45.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-23 20:03:37,918 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 127.9MB. Free memory was 74.2MB in the beginning and 74.1MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:37,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.21ms. Allocated memory is still 165.7MB. Free memory was 119.4MB in the beginning and 108.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:03:37,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.30ms. Allocated memory is still 165.7MB. Free memory was 108.1MB in the beginning and 106.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:37,922 INFO L158 Benchmark]: Boogie Preprocessor took 48.42ms. Allocated memory is still 165.7MB. Free memory was 106.9MB in the beginning and 105.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:03:37,923 INFO L158 Benchmark]: RCFGBuilder took 661.79ms. Allocated memory is still 165.7MB. Free memory was 105.4MB in the beginning and 75.4MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:03:37,924 INFO L158 Benchmark]: CodeCheck took 22.80ms. Allocated memory is still 165.7MB. Free memory was 75.4MB in the beginning and 74.5MB in the end (delta: 901.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:03:37,936 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 0.38ms. Allocated memory is still 127.9MB. Free memory was 74.2MB in the beginning and 74.1MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.21ms. Allocated memory is still 165.7MB. Free memory was 119.4MB in the beginning and 108.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.30ms. Allocated memory is still 165.7MB. Free memory was 108.1MB in the beginning and 106.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.42ms. Allocated memory is still 165.7MB. Free memory was 106.9MB in the beginning and 105.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 661.79ms. Allocated memory is still 165.7MB. Free memory was 105.4MB in the beginning and 75.4MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 22.80ms. Allocated memory is still 165.7MB. Free memory was 75.4MB in the beginning and 74.5MB in the end (delta: 901.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:03:37,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled-atomic.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC --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 9010a499ef96f31ef98b99a567d66bd11342d64ef955a852686bd9085f4ce268 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:03:40,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:03:40,913 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:03:40,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:03:40,961 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:03:40,962 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:03:40,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:03:40,963 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:03:40,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:03:40,970 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:03:40,970 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:03:40,971 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:03:40,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:03:40,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:03:40,973 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:03:40,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:03:40,974 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:03:40,975 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:03:40,975 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:03:40,976 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:03:40,976 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:03:40,977 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:03:40,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:03:40,977 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:03:40,978 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:03:40,978 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:03:40,979 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:03:40,979 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:03:40,980 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:03:40,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:03:40,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:40,982 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:03:40,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:03:40,982 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:03:40,983 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:03:40,983 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:03:40,983 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:03:40,983 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:03:40,984 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:03:40,985 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_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9010a499ef96f31ef98b99a567d66bd11342d64ef955a852686bd9085f4ce268 [2023-11-23 20:03:41,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:03:41,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:03:41,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:03:41,428 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:03:41,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:03:41,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2023-11-23 20:03:44,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:03:45,003 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:03:45,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/sv-benchmarks/c/weaver/parallel-misc-2-unrolled-atomic.wvr.c [2023-11-23 20:03:45,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/data/0045b442d/e7b9ae4e089146038159415e6337cef9/FLAG1451b9938 [2023-11-23 20:03:45,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/data/0045b442d/e7b9ae4e089146038159415e6337cef9 [2023-11-23 20:03:45,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:03:45,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:03:45,033 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:45,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:03:45,038 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:03:45,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af2869f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45, skipping insertion in model container [2023-11-23 20:03:45,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,069 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:03:45,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:45,289 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:03:45,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:45,325 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:03:45,326 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:03:45,358 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:03:45,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45 WrapperNode [2023-11-23 20:03:45,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:45,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:45,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:03:45,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:03:45,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,446 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-11-23 20:03:45,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:45,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:03:45,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:03:45,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:03:45,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,516 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:03:45,520 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:03:45,520 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:03:45,520 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:03:45,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:45" (1/1) ... [2023-11-23 20:03:45,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:45,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:03:45,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:03:45,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:03:45,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:03:45,624 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:03:45,625 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:03:45,625 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:03:45,625 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:03:45,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:03:45,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:03:45,626 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:03:45,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:03:45,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:03:45,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:03:45,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:03:45,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:03:45,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:03:45,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:03:45,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:03:45,631 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:03:45,794 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:45,797 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:46,144 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:46,393 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:46,394 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:03:46,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:46 BoogieIcfgContainer [2023-11-23 20:03:46,396 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:46,398 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:46,398 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:46,408 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:46,408 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:46" (1/1) ... [2023-11-23 20:03:46,409 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) [2023-11-23 20:03:46,416 INFO L158 Benchmark]: Toolchain (without parser) took 1382.48ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 43.2MB in the beginning and 49.0MB in the end (delta: -5.8MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-11-23 20:03:46,418 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:46,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.81ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 43.0MB in the beginning and 63.6MB in the end (delta: -20.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-23 20:03:46,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.52ms. Allocated memory is still 83.9MB. Free memory was 63.6MB in the beginning and 62.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:03:46,421 INFO L158 Benchmark]: Boogie Preprocessor took 70.19ms. Allocated memory is still 83.9MB. Free memory was 62.1MB in the beginning and 60.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:46,422 INFO L158 Benchmark]: RCFGBuilder took 876.73ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 50.3MB in the end (delta: 10.0MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-23 20:03:46,423 INFO L158 Benchmark]: CodeCheck took 16.15ms. Allocated memory is still 83.9MB. Free memory was 49.9MB in the beginning and 49.0MB in the end (delta: 927.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:46,433 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 0.31ms. Allocated memory is still 67.1MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.81ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 43.0MB in the beginning and 63.6MB in the end (delta: -20.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.52ms. Allocated memory is still 83.9MB. Free memory was 63.6MB in the beginning and 62.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.19ms. Allocated memory is still 83.9MB. Free memory was 62.1MB in the beginning and 60.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 876.73ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 50.3MB in the end (delta: 10.0MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * CodeCheck took 16.15ms. Allocated memory is still 83.9MB. Free memory was 49.9MB in the beginning and 49.0MB in the end (delta: 927.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:03:46,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_281aa29a-d4d6-4b23-b58d-37a0ff5f703d/bin/ukojak-verify-1t5iHCbJaC/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