./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-file-item-subst.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_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9 --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 d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:31:46,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:31:46,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:31:46,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:31:46,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:31:46,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:31:46,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:31:46,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:31:46,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:31:46,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:31:46,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:31:46,251 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:31:46,252 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:31:46,252 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:31:46,253 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:31:46,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:31:46,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:31:46,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:31:46,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:31:46,255 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:31:46,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:31:46,256 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:31:46,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:31:46,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:31:46,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:31:46,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:31:46,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:46,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:31:46,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:31:46,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:31:46,260 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:31:46,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:31:46,261 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:31:46,261 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_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 [2023-12-02 21:31:46,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:31:46,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:31:46,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:31:46,526 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:31:46,527 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:31:46,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-12-02 21:31:49,269 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:31:49,423 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:31:49,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-12-02 21:31:49,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/data/e0aef52cc/e26ed721848849cd8d35b7251892dd6a/FLAGfe6809f0b [2023-12-02 21:31:49,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/data/e0aef52cc/e26ed721848849cd8d35b7251892dd6a [2023-12-02 21:31:49,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:31:49,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:31:49,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:49,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:31:49,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:31:49,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a2a09df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49, skipping insertion in model container [2023-12-02 21:31:49,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,474 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:31:49,618 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_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c[3054,3067] [2023-12-02 21:31:49,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:49,636 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:31:49,662 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_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c[3054,3067] [2023-12-02 21:31:49,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:49,681 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:31:49,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49 WrapperNode [2023-12-02 21:31:49,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:49,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:49,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:31:49,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:31:49,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,715 INFO L138 Inliner]: procedures = 23, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 97 [2023-12-02 21:31:49,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:49,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:31:49,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:31:49,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:31:49,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,726 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,727 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,744 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:31:49,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:31:49,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:31:49,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:31:49,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:49,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:31:49,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:31:49,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:31:49,821 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-02 21:31:49,821 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-02 21:31:49,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:31:49,821 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:31:49,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:31:49,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 21:31:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 21:31:49,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 21:31:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 21:31:49,822 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:31:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:31:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:31:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:31:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:31:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:31:49,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:31:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:31:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:31:49,825 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:31:49,940 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:31:49,942 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:31:50,208 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:31:50,222 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:31:50,223 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:31:50,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:50 BoogieIcfgContainer [2023-12-02 21:31:50,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:31:50,225 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:31:50,226 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:31:50,235 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:31:50,236 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:50" (1/1) ... [2023-12-02 21:31:50,236 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) [2023-12-02 21:31:50,240 INFO L158 Benchmark]: Toolchain (without parser) took 794.37ms. Allocated memory is still 199.2MB. Free memory was 160.2MB in the beginning and 124.6MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 21:31:50,241 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory was 90.0MB in the beginning and 90.0MB in the end (delta: 26.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:50,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.62ms. Allocated memory is still 199.2MB. Free memory was 160.2MB in the beginning and 148.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:31:50,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.08ms. Allocated memory is still 199.2MB. Free memory was 148.5MB in the beginning and 146.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:31:50,243 INFO L158 Benchmark]: Boogie Preprocessor took 27.93ms. Allocated memory is still 199.2MB. Free memory was 146.7MB in the beginning and 144.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:31:50,243 INFO L158 Benchmark]: RCFGBuilder took 479.62ms. Allocated memory is still 199.2MB. Free memory was 144.7MB in the beginning and 125.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 21:31:50,244 INFO L158 Benchmark]: CodeCheck took 13.15ms. Allocated memory is still 199.2MB. Free memory was 125.8MB in the beginning and 124.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:31:50,247 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory was 90.0MB in the beginning and 90.0MB in the end (delta: 26.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.62ms. Allocated memory is still 199.2MB. Free memory was 160.2MB in the beginning and 148.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.08ms. Allocated memory is still 199.2MB. Free memory was 148.5MB in the beginning and 146.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.93ms. Allocated memory is still 199.2MB. Free memory was 146.7MB in the beginning and 144.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.62ms. Allocated memory is still 199.2MB. Free memory was 144.7MB in the beginning and 125.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 13.15ms. Allocated memory is still 199.2MB. Free memory was 125.8MB in the beginning and 124.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:31:50,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9 --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 d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:31:52,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:31:52,156 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 21:31:52,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:31:52,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:31:52,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:31:52,188 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:31:52,188 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:31:52,189 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:31:52,190 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:31:52,190 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:31:52,191 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:31:52,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:31:52,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:31:52,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:31:52,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:31:52,193 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:31:52,194 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:31:52,194 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:31:52,195 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:31:52,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:31:52,196 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:31:52,196 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:31:52,197 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:31:52,197 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:31:52,198 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:52,198 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:31:52,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:31:52,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:52,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:31:52,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:31:52,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:31:52,201 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:31:52,201 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:52,202 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:31:52,202 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:31:52,202 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:31:52,202 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_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 [2023-12-02 21:31:52,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:31:52,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:31:52,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:31:52,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:31:52,515 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:31:52,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-12-02 21:31:55,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:31:55,483 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:31:55,483 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-12-02 21:31:55,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/data/3ec4053e6/4203721a729b4e40a545400ef143b3ba/FLAGcd3eb5888 [2023-12-02 21:31:55,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/data/3ec4053e6/4203721a729b4e40a545400ef143b3ba [2023-12-02 21:31:55,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:31:55,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:31:55,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:55,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:31:55,515 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:31:55,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b62a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55, skipping insertion in model container [2023-12-02 21:31:55,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,543 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:31:55,723 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_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c[3054,3067] [2023-12-02 21:31:55,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:55,746 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:31:55,770 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_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c[3054,3067] [2023-12-02 21:31:55,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:55,792 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:31:55,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55 WrapperNode [2023-12-02 21:31:55,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:55,794 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:55,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:31:55,794 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:31:55,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,835 INFO L138 Inliner]: procedures = 25, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2023-12-02 21:31:55,835 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:55,836 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:31:55,836 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:31:55,836 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:31:55,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,858 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,868 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:31:55,869 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:31:55,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:31:55,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:31:55,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:55" (1/1) ... [2023-12-02 21:31:55,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:55,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:31:55,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:31:55,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:31:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-02 21:31:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-02 21:31:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:31:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:31:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:31:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 21:31:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 21:31:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 21:31:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 21:31:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:31:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:31:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:31:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:31:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:31:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:31:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:31:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:31:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:31:55,948 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:31:56,069 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:31:56,072 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:31:56,345 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:31:56,359 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:31:56,359 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:31:56,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:56 BoogieIcfgContainer [2023-12-02 21:31:56,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:31:56,362 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:31:56,362 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:31:56,372 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:31:56,372 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:56" (1/1) ... [2023-12-02 21:31:56,373 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) [2023-12-02 21:31:56,377 INFO L158 Benchmark]: Toolchain (without parser) took 867.57ms. Allocated memory is still 102.8MB. Free memory was 79.9MB in the beginning and 74.6MB in the end (delta: 5.3MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-12-02 21:31:56,378 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 71.3MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:56,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.61ms. Allocated memory is still 102.8MB. Free memory was 79.6MB in the beginning and 67.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:31:56,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.61ms. Allocated memory is still 102.8MB. Free memory was 67.4MB in the beginning and 65.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:31:56,380 INFO L158 Benchmark]: Boogie Preprocessor took 32.67ms. Allocated memory is still 102.8MB. Free memory was 65.6MB in the beginning and 63.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:56,380 INFO L158 Benchmark]: RCFGBuilder took 492.02ms. Allocated memory is still 102.8MB. Free memory was 63.8MB in the beginning and 75.7MB in the end (delta: -11.9MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-12-02 21:31:56,381 INFO L158 Benchmark]: CodeCheck took 13.42ms. Allocated memory is still 102.8MB. Free memory was 75.7MB in the beginning and 74.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:56,384 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 0.18ms. Allocated memory is still 71.3MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.61ms. Allocated memory is still 102.8MB. Free memory was 79.6MB in the beginning and 67.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.61ms. Allocated memory is still 102.8MB. Free memory was 67.4MB in the beginning and 65.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.67ms. Allocated memory is still 102.8MB. Free memory was 65.6MB in the beginning and 63.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 492.02ms. Allocated memory is still 102.8MB. Free memory was 63.8MB in the beginning and 75.7MB in the end (delta: -11.9MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * CodeCheck took 13.42ms. Allocated memory is still 102.8MB. Free memory was 75.7MB in the beginning and 74.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:31:56,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a5f367a-dcc1-45ba-bc99-2a0d26e56635/bin/ukojak-verify-Qdu7aM0XO9/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