./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:09:03,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:09:03,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:09:03,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:09:03,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:09:03,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:09:03,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:09:03,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:09:03,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:09:03,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:09:03,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:09:03,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:09:03,201 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:09:03,203 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:09:03,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:09:03,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:09:03,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:09:03,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:09:03,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:09:03,212 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:09:03,213 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:09:03,213 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:09:03,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:09:03,215 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:09:03,215 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:09:03,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:09:03,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:03,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:09:03,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:09:03,218 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:09:03,219 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:09:03,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:09:03,220 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:09:03,221 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_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f [2023-11-24 23:09:03,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:09:03,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:09:03,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:09:03,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:09:03,629 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:09:03,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-24 23:09:06,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:07,018 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:07,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-24 23:09:07,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/data/dd55d21f0/81ae4f33bddf4505a458fd01b7fb8df0/FLAG0aafbbb80 [2023-11-24 23:09:07,039 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/data/dd55d21f0/81ae4f33bddf4505a458fd01b7fb8df0 [2023-11-24 23:09:07,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:07,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:07,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:07,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:07,051 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:07,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d65b1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07, skipping insertion in model container [2023-11-24 23:09:07,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,078 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:07,285 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2610,2623] [2023-11-24 23:09:07,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:07,304 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:07,328 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2610,2623] [2023-11-24 23:09:07,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:07,351 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:07,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07 WrapperNode [2023-11-24 23:09:07,352 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:07,353 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:07,353 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:07,353 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:07,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,369 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,391 INFO L138 Inliner]: procedures = 22, calls = 27, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 74 [2023-11-24 23:09:07,391 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:07,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:07,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:07,392 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:07,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:07,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:07,422 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:07,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:07,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:07,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:07,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:07,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:07,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:07,570 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:09:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:09:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:09:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:09:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:09:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:09:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:09:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 23:09:07,572 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 23:09:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:09:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:09:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:07,575 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:09:07,678 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:07,680 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:07,919 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:07,932 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:07,932 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:09:07,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:07 BoogieIcfgContainer [2023-11-24 23:09:07,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:07,935 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:07,935 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:07,952 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:07,953 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:07" (1/1) ... [2023-11-24 23:09:07,954 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:09:07,961 INFO L158 Benchmark]: Toolchain (without parser) took 916.16ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 119.2MB in the end (delta: 9.7MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-11-24 23:09:07,962 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:07,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.35ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 117.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:09:07,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.35ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 114.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:07,966 INFO L158 Benchmark]: Boogie Preprocessor took 29.23ms. Allocated memory is still 163.6MB. Free memory was 114.9MB in the beginning and 114.2MB in the end (delta: 683.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:07,967 INFO L158 Benchmark]: RCFGBuilder took 512.53ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 120.8MB in the end (delta: -7.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:07,968 INFO L158 Benchmark]: CodeCheck took 23.38ms. Allocated memory is still 163.6MB. Free memory was 120.0MB in the beginning and 119.2MB in the end (delta: 798.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:07,980 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 0.33ms. Allocated memory is still 113.2MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.35ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 117.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.35ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 114.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.23ms. Allocated memory is still 163.6MB. Free memory was 114.9MB in the beginning and 114.2MB in the end (delta: 683.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 512.53ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 120.8MB in the end (delta: -7.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CodeCheck took 23.38ms. Allocated memory is still 163.6MB. Free memory was 120.0MB in the beginning and 119.2MB in the end (delta: 798.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:09:08,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:09:10,825 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:09:10,951 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:09:11,021 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:09:11,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:09:11,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:09:11,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:09:11,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:09:11,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:09:11,034 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:09:11,034 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:09:11,035 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:09:11,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:09:11,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:09:11,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:09:11,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:09:11,039 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:09:11,040 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:09:11,040 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:09:11,041 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:09:11,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:09:11,043 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:09:11,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:09:11,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:09:11,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:09:11,045 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:09:11,045 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:09:11,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:09:11,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:11,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:09:11,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:09:11,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:09:11,049 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:09:11,050 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:09:11,050 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:09:11,050 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:09:11,051 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:09:11,051 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_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f [2023-11-24 23:09:11,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:09:11,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:09:11,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:09:11,502 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:09:11,503 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:09:11,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-24 23:09:14,821 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:15,069 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:15,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-24 23:09:15,077 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/data/b939b0f36/3852f454609543a4bdea92b66d14a781/FLAG47a859f14 [2023-11-24 23:09:15,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/data/b939b0f36/3852f454609543a4bdea92b66d14a781 [2023-11-24 23:09:15,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:15,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:15,096 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:15,096 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:15,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:15,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f625894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15, skipping insertion in model container [2023-11-24 23:09:15,103 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,128 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:15,362 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2610,2623] [2023-11-24 23:09:15,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:15,385 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:15,431 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2610,2623] [2023-11-24 23:09:15,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:15,468 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:15,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15 WrapperNode [2023-11-24 23:09:15,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:15,471 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:15,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:15,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:15,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,544 INFO L138 Inliner]: procedures = 24, calls = 27, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 68 [2023-11-24 23:09:15,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:15,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:15,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:15,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:15,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,584 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,605 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,608 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:15,615 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:15,615 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:15,616 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:15,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:15" (1/1) ... [2023-11-24 23:09:15,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:15,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:15,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:15,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:15,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:15,701 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:09:15,701 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:09:15,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:09:15,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:09:15,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:09:15,703 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:09:15,703 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:09:15,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:15,704 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 23:09:15,704 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 23:09:15,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:09:15,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:15,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:15,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:15,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:09:15,708 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:09:15,884 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:15,886 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:16,238 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:16,253 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:16,253 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:09:16,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:16 BoogieIcfgContainer [2023-11-24 23:09:16,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:16,264 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:16,265 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:16,275 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:16,275 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:16" (1/1) ... [2023-11-24 23:09:16,276 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:09:16,281 INFO L158 Benchmark]: Toolchain (without parser) took 1185.29ms. Allocated memory is still 104.9MB. Free memory was 80.2MB in the beginning and 78.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2023-11-24 23:09:16,281 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:16,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.45ms. Allocated memory is still 104.9MB. Free memory was 80.0MB in the beginning and 68.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:09:16,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.14ms. Allocated memory is still 104.9MB. Free memory was 68.1MB in the beginning and 66.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:16,284 INFO L158 Benchmark]: Boogie Preprocessor took 69.17ms. Allocated memory is still 104.9MB. Free memory was 66.4MB in the beginning and 64.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:16,284 INFO L158 Benchmark]: RCFGBuilder took 648.53ms. Allocated memory is still 104.9MB. Free memory was 64.9MB in the beginning and 79.2MB in the end (delta: -14.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-24 23:09:16,285 INFO L158 Benchmark]: CodeCheck took 14.43ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 78.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:16,288 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 0.32ms. Allocated memory is still 71.3MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.45ms. Allocated memory is still 104.9MB. Free memory was 80.0MB in the beginning and 68.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.14ms. Allocated memory is still 104.9MB. Free memory was 68.1MB in the beginning and 66.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.17ms. Allocated memory is still 104.9MB. Free memory was 66.4MB in the beginning and 64.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 648.53ms. Allocated memory is still 104.9MB. Free memory was 64.9MB in the beginning and 79.2MB in the end (delta: -14.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * CodeCheck took 14.43ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 78.0MB 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. [2023-11-24 23:09:16,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4680b3c9-6b69-44e2-b41a-af1800a51be3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported