./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL --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 f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:01,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:01,764 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:47:01,774 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:01,775 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:01,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:01,814 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:01,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:01,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:01,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:01,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:01,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:01,824 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:01,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:01,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:01,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:01,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:01,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:01,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:01,828 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:47:01,829 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:01,829 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:01,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:01,830 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:01,831 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:01,831 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:01,832 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:01,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:01,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:01,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:01,835 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:01,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:01,835 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:01,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:01,836 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:01,836 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_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 [2023-11-19 02:47:02,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:02,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:02,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:02,181 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:02,182 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:02,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-19 02:47:05,458 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:05,707 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:05,707 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-19 02:47:05,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/data/a56229bdc/009415e055284bd8a6c5e07aeccb8edc/FLAG14c7e5ad9 [2023-11-19 02:47:05,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/data/a56229bdc/009415e055284bd8a6c5e07aeccb8edc [2023-11-19 02:47:05,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:05,739 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:05,741 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:05,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:05,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:05,754 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:05" (1/1) ... [2023-11-19 02:47:05,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@519498c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:05, skipping insertion in model container [2023-11-19 02:47:05,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:05" (1/1) ... [2023-11-19 02:47:05,788 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:06,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:06,114 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:06,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:06,195 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:06,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06 WrapperNode [2023-11-19 02:47:06,196 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:06,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:06,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:06,198 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:06,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,277 INFO L138 Inliner]: procedures = 23, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2023-11-19 02:47:06,278 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:06,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:06,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:06,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:06,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,310 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,310 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,320 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,322 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:06,329 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:06,329 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:06,329 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:06,330 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:06" (1/1) ... [2023-11-19 02:47:06,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:06,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:06,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:06,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:06,423 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 02:47:06,424 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 02:47:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:06,424 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:47:06,424 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:47:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:47:06,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:47:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:47:06,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:47:06,425 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:47:06,426 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:47:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:47:06,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:06,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:06,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:47:06,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:06,429 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:47:06,604 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:06,609 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:07,066 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:07,081 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:07,082 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:47:07,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:07 BoogieIcfgContainer [2023-11-19 02:47:07,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:07,090 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:07,090 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:07,103 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:07,103 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:07" (1/1) ... [2023-11-19 02:47:07,105 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) [2023-11-19 02:47:07,110 INFO L158 Benchmark]: Toolchain (without parser) took 1369.23ms. Allocated memory is still 180.4MB. Free memory was 139.8MB in the beginning and 106.6MB in the end (delta: 33.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 02:47:07,111 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 180.4MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:07,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.60ms. Allocated memory is still 180.4MB. Free memory was 139.8MB in the beginning and 128.7MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:47:07,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.24ms. Allocated memory is still 180.4MB. Free memory was 128.7MB in the beginning and 126.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:07,114 INFO L158 Benchmark]: Boogie Preprocessor took 49.24ms. Allocated memory is still 180.4MB. Free memory was 126.6MB in the beginning and 125.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:07,115 INFO L158 Benchmark]: RCFGBuilder took 759.82ms. Allocated memory is still 180.4MB. Free memory was 125.5MB in the beginning and 107.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:47:07,116 INFO L158 Benchmark]: CodeCheck took 18.02ms. Allocated memory is still 180.4MB. Free memory was 107.1MB in the beginning and 106.6MB in the end (delta: 581.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:07,121 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 0.28ms. Allocated memory is still 180.4MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.60ms. Allocated memory is still 180.4MB. Free memory was 139.8MB in the beginning and 128.7MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.24ms. Allocated memory is still 180.4MB. Free memory was 128.7MB in the beginning and 126.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.24ms. Allocated memory is still 180.4MB. Free memory was 126.6MB in the beginning and 125.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 759.82ms. Allocated memory is still 180.4MB. Free memory was 125.5MB in the beginning and 107.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18.02ms. Allocated memory is still 180.4MB. Free memory was 107.1MB in the beginning and 106.6MB in the end (delta: 581.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:47:07,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL --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 f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:10,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:10,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:47:10,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:10,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:10,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:10,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:10,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:10,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:10,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:10,589 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:10,590 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:10,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:10,592 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:10,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:10,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:10,594 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:47:10,595 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:47:10,595 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:47:10,597 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:47:10,597 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:10,598 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:10,598 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:10,599 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:10,599 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:10,600 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:10,600 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:10,601 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:10,602 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:10,602 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:10,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:10,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:10,605 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:10,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:10,606 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:47:10,606 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:10,606 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:10,607 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:47:10,607 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:10,608 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_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 [2023-11-19 02:47:11,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:11,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:11,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:11,131 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:11,132 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:11,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-19 02:47:15,035 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:15,347 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:15,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-19 02:47:15,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/data/82a6c6980/6a75434dbf8f4f8da8b8ca8f3ad631ce/FLAGe833308fb [2023-11-19 02:47:15,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/data/82a6c6980/6a75434dbf8f4f8da8b8ca8f3ad631ce [2023-11-19 02:47:15,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:15,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:15,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:15,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:15,405 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:15,405 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,407 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e89996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15, skipping insertion in model container [2023-11-19 02:47:15,407 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,441 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:15,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:15,715 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:15,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:15,765 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:15,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15 WrapperNode [2023-11-19 02:47:15,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:15,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:15,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:15,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:15,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,811 INFO L138 Inliner]: procedures = 25, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2023-11-19 02:47:15,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:15,813 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:15,813 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:15,813 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:15,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,841 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,844 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,848 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,852 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:15,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:15,854 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:15,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:15,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:15" (1/1) ... [2023-11-19 02:47:15,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:15,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:15,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:15,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 02:47:15,941 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 02:47:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:47:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:47:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:47:15,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:47:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:47:15,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:47:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:47:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:47:15,944 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:47:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:47:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:15,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:47:15,947 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:47:16,079 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:16,082 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:16,513 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:16,524 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:16,529 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:47:16,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:16 BoogieIcfgContainer [2023-11-19 02:47:16,537 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:16,538 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:16,539 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:16,550 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:16,550 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,551 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) [2023-11-19 02:47:16,558 INFO L158 Benchmark]: Toolchain (without parser) took 1163.98ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 42.5MB in the end (delta: 13.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-11-19 02:47:16,560 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:16,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.76ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 44.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:47:16,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.84ms. Allocated memory is still 79.7MB. Free memory was 43.9MB in the beginning and 42.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:16,564 INFO L158 Benchmark]: Boogie Preprocessor took 39.96ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 40.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:16,565 INFO L158 Benchmark]: RCFGBuilder took 683.83ms. Allocated memory is still 79.7MB. Free memory was 40.6MB in the beginning and 43.4MB in the end (delta: -2.7MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-11-19 02:47:16,566 INFO L158 Benchmark]: CodeCheck took 17.83ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 42.5MB in the end (delta: 846.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:16,575 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 0.35ms. Allocated memory is still 79.7MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.76ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 44.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.84ms. Allocated memory is still 79.7MB. Free memory was 43.9MB in the beginning and 42.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.96ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 40.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 683.83ms. Allocated memory is still 79.7MB. Free memory was 40.6MB in the beginning and 43.4MB in the end (delta: -2.7MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * CodeCheck took 17.83ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 42.5MB in the end (delta: 846.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:47:16,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd39ce0b-1f8a-43da-a60b-28379315642b/bin/ukojak-verify-G8NBE6pJGL/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