./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-node-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_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/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_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/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_b2153045-3a98-436e-b58a-f176a8a1c448/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 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:40:19,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:40:19,188 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:40:19,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:40:19,193 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:40:19,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:40:19,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:40:19,216 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:40:19,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:40:19,217 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:40:19,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:40:19,218 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:40:19,218 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:40:19,219 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:40:19,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:40:19,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:40:19,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:40:19,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:40:19,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:40:19,222 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:40:19,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:40:19,224 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:40:19,224 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:40:19,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:40:19,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:40:19,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:40:19,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:40:19,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:40:19,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:40:19,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:40:19,228 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:40:19,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:40:19,228 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:40:19,229 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_b2153045-3a98-436e-b58a-f176a8a1c448/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-12-03 03:40:19,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:40:19,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:40:19,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:40:19,447 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:40:19,447 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:40:19,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-12-03 03:40:22,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:40:22,372 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:40:22,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-12-03 03:40:22,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/data/7b46d4074/bb2b607761fe488f9c9810f90323dacf/FLAG45776b461 [2023-12-03 03:40:22,395 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/data/7b46d4074/bb2b607761fe488f9c9810f90323dacf [2023-12-03 03:40:22,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:40:22,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:40:22,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:40:22,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:40:22,406 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:40:22,407 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c894a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22, skipping insertion in model container [2023-12-03 03:40:22,408 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,435 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:40:22,607 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_b2153045-3a98-436e-b58a-f176a8a1c448/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-12-03 03:40:22,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:40:22,635 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:40:22,661 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_b2153045-3a98-436e-b58a-f176a8a1c448/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-12-03 03:40:22,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:40:22,682 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:40:22,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22 WrapperNode [2023-12-03 03:40:22,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:40:22,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:40:22,684 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:40:22,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:40:22,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,726 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 99 [2023-12-03 03:40:22,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:40:22,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:40:22,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:40:22,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:40:22,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,756 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,763 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:40:22,764 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:40:22,765 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:40:22,765 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:40:22,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:22" (1/1) ... [2023-12-03 03:40:22,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:40:22,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:40:22,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:40:22,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:40:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 03:40:22,835 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 03:40:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:40:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:40:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:40:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 03:40:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 03:40:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:40:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:40:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:40:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:40:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:40:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:40:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:40:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:40:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:40:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-12-03 03:40:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-12-03 03:40:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:40:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:40:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:40:22,839 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:40:22,948 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:40:22,950 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:40:23,250 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:40:23,264 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:40:23,265 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:40:23,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:40:23 BoogieIcfgContainer [2023-12-03 03:40:23,266 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:40:23,267 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:40:23,267 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:40:23,275 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:40:23,275 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:40:23" (1/1) ... [2023-12-03 03:40:23,276 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) [2023-12-03 03:40:23,279 INFO L158 Benchmark]: Toolchain (without parser) took 878.63ms. Allocated memory is still 148.9MB. Free memory was 116.7MB in the beginning and 78.5MB in the end (delta: 38.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 03:40:23,279 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 111.1MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:40:23,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.44ms. Allocated memory is still 148.9MB. Free memory was 116.7MB in the beginning and 104.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:40:23,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.52ms. Allocated memory is still 148.9MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:40:23,281 INFO L158 Benchmark]: Boogie Preprocessor took 36.57ms. Allocated memory is still 148.9MB. Free memory was 102.1MB in the beginning and 100.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:40:23,282 INFO L158 Benchmark]: RCFGBuilder took 501.87ms. Allocated memory is still 148.9MB. Free memory was 100.3MB in the beginning and 79.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:40:23,282 INFO L158 Benchmark]: CodeCheck took 10.40ms. Allocated memory is still 148.9MB. Free memory was 79.4MB in the beginning and 78.5MB in the end (delta: 862.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:40:23,286 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 0.20ms. Allocated memory is still 111.1MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.44ms. Allocated memory is still 148.9MB. Free memory was 116.7MB in the beginning and 104.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.52ms. Allocated memory is still 148.9MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.57ms. Allocated memory is still 148.9MB. Free memory was 102.1MB in the beginning and 100.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 501.87ms. Allocated memory is still 148.9MB. Free memory was 100.3MB in the beginning and 79.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 10.40ms. Allocated memory is still 148.9MB. Free memory was 79.4MB in the beginning and 78.5MB in the end (delta: 862.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:40:23,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/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_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/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_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/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_b2153045-3a98-436e-b58a-f176a8a1c448/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 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:40:25,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:40:25,350 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:40:25,380 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:40:25,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:40:25,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:40:25,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:40:25,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:40:25,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:40:25,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:40:25,384 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:40:25,385 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:40:25,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:40:25,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:40:25,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:40:25,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:40:25,387 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:40:25,388 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:40:25,389 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:40:25,389 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:40:25,390 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:40:25,390 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:40:25,391 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:40:25,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:40:25,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:40:25,392 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:40:25,393 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:40:25,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:40:25,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:40:25,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:40:25,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:40:25,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:40:25,396 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:40:25,396 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:40:25,396 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:40:25,396 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:40:25,397 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:40:25,397 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_b2153045-3a98-436e-b58a-f176a8a1c448/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-12-03 03:40:25,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:40:25,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:40:25,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:40:25,706 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:40:25,706 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:40:25,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-12-03 03:40:28,465 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:40:28,679 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:40:28,679 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-12-03 03:40:28,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/data/cc1161224/4c48d8a6def74477b25495d2a0498399/FLAG238e3e35f [2023-12-03 03:40:28,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/data/cc1161224/4c48d8a6def74477b25495d2a0498399 [2023-12-03 03:40:28,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:40:28,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:40:28,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:40:28,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:40:28,714 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:40:28,715 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:40:28" (1/1) ... [2023-12-03 03:40:28,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a093715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:28, skipping insertion in model container [2023-12-03 03:40:28,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:40:28" (1/1) ... [2023-12-03 03:40:28,743 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:40:28,935 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_b2153045-3a98-436e-b58a-f176a8a1c448/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-12-03 03:40:28,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:40:28,968 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 03:40:28,974 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:40:28,993 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_b2153045-3a98-436e-b58a-f176a8a1c448/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-12-03 03:40:29,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:40:29,010 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:40:29,035 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_b2153045-3a98-436e-b58a-f176a8a1c448/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-12-03 03:40:29,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:40:29,060 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:40:29,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29 WrapperNode [2023-12-03 03:40:29,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:40:29,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:40:29,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:40:29,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:40:29,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,104 INFO L138 Inliner]: procedures = 28, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2023-12-03 03:40:29,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:40:29,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:40:29,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:40:29,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:40:29,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,121 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,139 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,144 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:40:29,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:40:29,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:40:29,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:40:29,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:40:29,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:40:29,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:40:29,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:40:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 03:40:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 03:40:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:40:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 03:40:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:40:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:40:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 03:40:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 03:40:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:40:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:40:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:40:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:40:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:40:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:40:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:40:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:40:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-12-03 03:40:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-12-03 03:40:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:40:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:40:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-03 03:40:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:40:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:40:29,222 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:40:29,361 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:40:29,363 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:40:29,719 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:40:29,732 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:40:29,733 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:40:29,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:40:29 BoogieIcfgContainer [2023-12-03 03:40:29,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:40:29,735 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:40:29,736 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:40:29,745 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:40:29,746 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:40:29" (1/1) ... [2023-12-03 03:40:29,746 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) [2023-12-03 03:40:29,750 INFO L158 Benchmark]: Toolchain (without parser) took 1041.75ms. Allocated memory is still 104.9MB. Free memory was 81.8MB in the beginning and 65.8MB in the end (delta: 16.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-12-03 03:40:29,751 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:40:29,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.95ms. Allocated memory is still 104.9MB. Free memory was 81.5MB in the beginning and 66.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:40:29,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.72ms. Allocated memory is still 104.9MB. Free memory was 66.5MB in the beginning and 64.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:40:29,753 INFO L158 Benchmark]: Boogie Preprocessor took 43.00ms. Allocated memory is still 104.9MB. Free memory was 64.7MB in the beginning and 62.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:40:29,753 INFO L158 Benchmark]: RCFGBuilder took 585.56ms. Allocated memory is still 104.9MB. Free memory was 62.4MB in the beginning and 67.3MB in the end (delta: -5.0MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-12-03 03:40:29,754 INFO L158 Benchmark]: CodeCheck took 13.17ms. Allocated memory is still 104.9MB. Free memory was 66.7MB in the beginning and 65.8MB in the end (delta: 911.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:40:29,757 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 0.13ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.95ms. Allocated memory is still 104.9MB. Free memory was 81.5MB in the beginning and 66.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.72ms. Allocated memory is still 104.9MB. Free memory was 66.5MB in the beginning and 64.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.00ms. Allocated memory is still 104.9MB. Free memory was 64.7MB in the beginning and 62.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 585.56ms. Allocated memory is still 104.9MB. Free memory was 62.4MB in the beginning and 67.3MB in the end (delta: -5.0MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * CodeCheck took 13.17ms. Allocated memory is still 104.9MB. Free memory was 66.7MB in the beginning and 65.8MB in the end (delta: 911.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:40:29,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2153045-3a98-436e-b58a-f176a8a1c448/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