./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2 --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 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:20,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:20,233 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:33:20,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:33:20,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:33:20,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:20,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:20,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:20,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:20,307 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:20,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:20,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:20,309 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:33:20,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:20,312 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:33:20,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:20,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:20,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:20,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:20,315 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:20,315 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:20,316 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:33:20,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:20,317 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:20,318 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:20,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:20,319 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:20,320 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:20,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:20,321 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:20,322 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:20,323 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:20,323 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:33:20,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:33:20,324 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:20,324 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_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f [2023-11-21 18:33:20,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:20,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:20,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:20,701 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:20,702 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:20,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-21 18:33:23,816 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:24,053 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:24,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-21 18:33:24,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/data/339a9bcd4/fc12f8f92dd84613aab249fc12e1ba26/FLAGea000dd41 [2023-11-21 18:33:24,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/data/339a9bcd4/fc12f8f92dd84613aab249fc12e1ba26 [2023-11-21 18:33:24,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:24,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:24,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:24,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:24,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:24,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696f999e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24, skipping insertion in model container [2023-11-21 18:33:24,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,120 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:24,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:24,329 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:24,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:24,374 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:24,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24 WrapperNode [2023-11-21 18:33:24,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:24,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:24,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:24,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:24,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,426 INFO L138 Inliner]: procedures = 22, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-21 18:33:24,427 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:24,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:24,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:24,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:24,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,452 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:24,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:24,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:24,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:24,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:24,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:24,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:24,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:33:24,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:33:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:33:24,542 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:33:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:33:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:33:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:33:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-21 18:33:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-21 18:33:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:33:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:33:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:24,552 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:33:24,669 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:24,671 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:24,977 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:24,991 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:24,992 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:33:24,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:24 BoogieIcfgContainer [2023-11-21 18:33:24,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:24,994 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:24,995 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:25,005 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:25,005 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:25,006 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) [2023-11-21 18:33:25,021 INFO L158 Benchmark]: Toolchain (without parser) took 935.92ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 72.8MB in the beginning and 111.5MB in the end (delta: -38.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:25,023 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:25,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.77ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 61.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:33:25,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.21ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 59.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:25,026 INFO L158 Benchmark]: Boogie Preprocessor took 34.23ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 58.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:25,028 INFO L158 Benchmark]: RCFGBuilder took 531.35ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 58.2MB in the beginning and 112.4MB in the end (delta: -54.3MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-21 18:33:25,029 INFO L158 Benchmark]: CodeCheck took 24.02ms. Allocated memory is still 146.8MB. Free memory was 112.4MB in the beginning and 111.5MB in the end (delta: 956.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:25,042 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.77ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 61.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.21ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 59.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.23ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 58.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 531.35ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 58.2MB in the beginning and 112.4MB in the end (delta: -54.3MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 24.02ms. Allocated memory is still 146.8MB. Free memory was 112.4MB in the beginning and 111.5MB in the end (delta: 956.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:33:25,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/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_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2 --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 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:28,021 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:28,111 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:33:28,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:28,147 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:28,148 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:28,149 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:28,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:28,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:28,152 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:28,152 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:33:28,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:33:28,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:28,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:28,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:28,156 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:28,157 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:33:28,157 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:33:28,158 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:28,159 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:33:28,160 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:28,165 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:33:28,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:28,166 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:28,166 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:28,167 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:28,168 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:28,168 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:28,169 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:28,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:28,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:28,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:28,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:28,173 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:28,173 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:33:28,173 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:28,174 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:28,174 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:33:28,174 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:28,176 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_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f [2023-11-21 18:33:28,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:28,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:28,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:28,607 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:28,607 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:28,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-21 18:33:31,775 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:32,076 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:32,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-21 18:33:32,086 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/data/c846fd2db/10b8c2a4a84f4ec0825d006a07bbe99b/FLAGc9f7f11f2 [2023-11-21 18:33:32,102 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/data/c846fd2db/10b8c2a4a84f4ec0825d006a07bbe99b [2023-11-21 18:33:32,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:32,107 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:32,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:32,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:32,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:32,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408dd19f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32, skipping insertion in model container [2023-11-21 18:33:32,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,142 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:32,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:32,474 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:32,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:32,565 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:32,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32 WrapperNode [2023-11-21 18:33:32,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:32,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:32,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:32,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:32,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,643 INFO L138 Inliner]: procedures = 24, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-11-21 18:33:32,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:32,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:32,645 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:32,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:32,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,688 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:32,712 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:32,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:32,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:32,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:32" (1/1) ... [2023-11-21 18:33:32,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:32,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:32,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:32,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:33:32,806 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:33:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:33:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:33:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:33:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:33:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:33:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-21 18:33:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-21 18:33:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:33:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:33:32,813 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:33:32,975 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:32,980 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:33,353 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:33,380 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:33,381 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:33:33,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:33 BoogieIcfgContainer [2023-11-21 18:33:33,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:33,385 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:33,385 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:33,397 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:33,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:33" (1/1) ... [2023-11-21 18:33:33,399 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) [2023-11-21 18:33:33,405 INFO L158 Benchmark]: Toolchain (without parser) took 1297.49ms. Allocated memory is still 115.3MB. Free memory was 91.6MB in the beginning and 59.1MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-21 18:33:33,407 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:33,407 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.75ms. Allocated memory is still 115.3MB. Free memory was 91.3MB in the beginning and 79.4MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:33:33,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.64ms. Allocated memory is still 115.3MB. Free memory was 79.4MB in the beginning and 77.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:33,410 INFO L158 Benchmark]: Boogie Preprocessor took 66.29ms. Allocated memory is still 115.3MB. Free memory was 77.7MB in the beginning and 76.0MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:33:33,411 INFO L158 Benchmark]: RCFGBuilder took 670.88ms. Allocated memory is still 115.3MB. Free memory was 76.0MB in the beginning and 60.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:33:33,412 INFO L158 Benchmark]: CodeCheck took 18.96ms. Allocated memory is still 115.3MB. Free memory was 59.9MB in the beginning and 59.1MB in the end (delta: 771.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:33,422 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.75ms. Allocated memory is still 115.3MB. Free memory was 91.3MB in the beginning and 79.4MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.64ms. Allocated memory is still 115.3MB. Free memory was 79.4MB in the beginning and 77.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.29ms. Allocated memory is still 115.3MB. Free memory was 77.7MB in the beginning and 76.0MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 670.88ms. Allocated memory is still 115.3MB. Free memory was 76.0MB in the beginning and 60.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18.96ms. Allocated memory is still 115.3MB. Free memory was 59.9MB in the beginning and 59.1MB in the end (delta: 771.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:33:33,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f899be73-29dc-4561-a3b8-8d8b595a187b/bin/ukojak-verify-i0I2FZA1j2/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