./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-2.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_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:10:22,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:10:22,240 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:10:22,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:10:22,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:10:22,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:10:22,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:10:22,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:10:22,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:10:22,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:10:22,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:10:22,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:10:22,301 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:10:22,303 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:10:22,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:10:22,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:10:22,304 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:10:22,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:10:22,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:10:22,306 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:10:22,307 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:10:22,309 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:10:22,309 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:10:22,310 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:10:22,311 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:10:22,311 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:10:22,311 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:10:22,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:10:22,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:22,313 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:10:22,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:10:22,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:10:22,315 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:10:22,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:10:22,315 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:10:22,316 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_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 [2023-11-23 20:10:22,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:10:22,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:10:22,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:10:22,646 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:10:22,647 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:10:22,649 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-23 20:10:25,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:10:26,020 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:10:26,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-23 20:10:26,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/data/5807a8ec8/fd88061a51b041738a999da953d65399/FLAG9985651fe [2023-11-23 20:10:26,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/data/5807a8ec8/fd88061a51b041738a999da953d65399 [2023-11-23 20:10:26,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:10:26,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:10:26,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:26,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:10:26,051 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:10:26,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14fcf6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26, skipping insertion in model container [2023-11-23 20:10:26,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,075 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:26,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:26,276 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:10:26,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:26,317 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:10:26,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26 WrapperNode [2023-11-23 20:10:26,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:26,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:26,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:10:26,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:10:26,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,357 INFO L138 Inliner]: procedures = 24, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2023-11-23 20:10:26,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:26,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:10:26,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:10:26,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:10:26,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,386 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,388 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:10:26,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:10:26,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:10:26,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:10:26,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:26,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:10:26,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:10:26,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:10:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:10:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:10:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:10:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:10:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:10:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:10:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:10:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:10:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:10:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:10:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:10:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:10:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:10:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:10:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:10:26,478 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 20:10:26,572 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:10:26,574 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:10:26,848 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:10:26,863 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:10:26,863 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:10:26,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:26 BoogieIcfgContainer [2023-11-23 20:10:26,865 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:10:26,866 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:10:26,866 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:10:26,878 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:10:26,878 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:26" (1/1) ... [2023-11-23 20:10:26,879 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 20:10:26,890 INFO L158 Benchmark]: Toolchain (without parser) took 844.06ms. Allocated memory is still 142.6MB. Free memory was 110.4MB in the beginning and 78.3MB in the end (delta: 32.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-23 20:10:26,890 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:10:26,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.43ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 98.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:10:26,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.63ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 96.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:10:26,892 INFO L158 Benchmark]: Boogie Preprocessor took 32.00ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 95.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:10:26,893 INFO L158 Benchmark]: RCFGBuilder took 474.07ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 79.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:10:26,894 INFO L158 Benchmark]: CodeCheck took 21.66ms. Allocated memory is still 142.6MB. Free memory was 79.5MB in the beginning and 78.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:10:26,897 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 0.21ms. Allocated memory is still 102.8MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.43ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 98.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.63ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 96.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.00ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 95.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 474.07ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 79.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 21.66ms. Allocated memory is still 142.6MB. Free memory was 79.5MB in the beginning and 78.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:10:26,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:10:29,718 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:10:29,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:10:29,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:10:29,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:10:29,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:10:29,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:10:29,922 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:10:29,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:10:29,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:10:29,929 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:10:29,930 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:10:29,930 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:10:29,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:10:29,932 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:10:29,932 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:10:29,933 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:10:29,933 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:10:29,934 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:10:29,935 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:10:29,935 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:10:29,936 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:10:29,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:10:29,936 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:10:29,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:10:29,937 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:10:29,938 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:10:29,938 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:10:29,938 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:10:29,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:10:29,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:29,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:10:29,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:10:29,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:10:29,942 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:10:29,942 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:10:29,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:10:29,942 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:10:29,942 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:10:29,943 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_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 [2023-11-23 20:10:30,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:10:30,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:10:30,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:10:30,396 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:10:30,396 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:10:30,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-23 20:10:33,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:10:33,937 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:10:33,937 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-23 20:10:33,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/data/f087a332f/4976907a2f5a4aa494d0b44b88fa660f/FLAG773bd7382 [2023-11-23 20:10:33,957 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/data/f087a332f/4976907a2f5a4aa494d0b44b88fa660f [2023-11-23 20:10:33,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:10:33,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:10:33,962 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:33,962 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:10:33,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:10:33,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:33" (1/1) ... [2023-11-23 20:10:33,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e018b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:33, skipping insertion in model container [2023-11-23 20:10:33,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:33" (1/1) ... [2023-11-23 20:10:33,994 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:34,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:34,255 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:10:34,269 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:34,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:34,316 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:10:34,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:34,441 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:10:34,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34 WrapperNode [2023-11-23 20:10:34,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:34,444 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:34,444 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:10:34,444 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:10:34,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,515 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-23 20:10:34,515 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:34,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:10:34,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:10:34,518 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:10:34,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,584 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:10:34,593 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:10:34,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:10:34,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:10:34,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:34" (1/1) ... [2023-11-23 20:10:34,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:34,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:10:34,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:10:34,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:10:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:10:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:10:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:10:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:10:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:10:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:10:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:10:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:10:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:10:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:10:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:10:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:10:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:10:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:10:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:10:34,691 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 20:10:34,871 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:10:34,874 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:10:35,214 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:10:35,228 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:10:35,228 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:10:35,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:35 BoogieIcfgContainer [2023-11-23 20:10:35,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:10:35,231 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:10:35,231 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:10:35,243 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:10:35,243 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:35" (1/1) ... [2023-11-23 20:10:35,244 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 20:10:35,249 INFO L158 Benchmark]: Toolchain (without parser) took 1286.87ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.2MB in the beginning and 52.3MB in the end (delta: -5.2MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-23 20:10:35,250 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory was 46.6MB in the beginning and 46.6MB in the end (delta: 30.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:10:35,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.69ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.0MB in the beginning and 74.5MB in the end (delta: -27.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-23 20:10:35,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.69ms. Allocated memory is still 96.5MB. Free memory was 74.5MB in the beginning and 72.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:10:35,252 INFO L158 Benchmark]: Boogie Preprocessor took 75.37ms. Allocated memory is still 96.5MB. Free memory was 72.6MB in the beginning and 71.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:10:35,253 INFO L158 Benchmark]: RCFGBuilder took 637.08ms. Allocated memory is still 96.5MB. Free memory was 71.0MB in the beginning and 53.5MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:10:35,254 INFO L158 Benchmark]: CodeCheck took 15.81ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 52.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:10:35,258 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 0.22ms. Allocated memory is still 71.3MB. Free memory was 46.6MB in the beginning and 46.6MB in the end (delta: 30.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.69ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.0MB in the beginning and 74.5MB in the end (delta: -27.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.69ms. Allocated memory is still 96.5MB. Free memory was 74.5MB in the beginning and 72.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 75.37ms. Allocated memory is still 96.5MB. Free memory was 72.6MB in the beginning and 71.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 637.08ms. Allocated memory is still 96.5MB. Free memory was 71.0MB in the beginning and 53.5MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.81ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 52.3MB in the end (delta: 1.2MB). 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 20:10:35,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d16ca5-ff1a-4c37-b647-6ada6e3ae610/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