./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:18,483 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:18,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:08:18,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:18,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:18,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:18,589 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:18,590 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:18,591 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:18,591 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:18,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:18,593 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:18,593 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:18,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:18,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:18,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:18,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:18,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:18,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:18,597 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:18,597 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:18,598 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:18,599 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:18,599 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:18,600 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:18,600 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:18,601 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:18,601 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:18,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:18,602 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:18,603 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:18,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:18,603 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:18,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:18,604 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:18,605 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_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-11-19 04:08:18,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:18,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:18,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:18,909 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:18,909 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:18,911 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 04:08:21,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:22,296 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:22,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 04:08:22,310 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/data/d40900fae/719dcc5e692742fc8240023610f58eea/FLAG60e0f2163 [2023-11-19 04:08:22,330 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/data/d40900fae/719dcc5e692742fc8240023610f58eea [2023-11-19 04:08:22,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:22,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:22,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:22,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:22,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:22,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3604e7d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22, skipping insertion in model container [2023-11-19 04:08:22,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,398 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:22,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:22,698 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:22,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:22,769 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:22,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22 WrapperNode [2023-11-19 04:08:22,770 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:22,771 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:22,771 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:22,771 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:22,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,825 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 111 [2023-11-19 04:08:22,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:22,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:22,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:22,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:22,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,855 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,855 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,870 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,883 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:22,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:22,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:22,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:22,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:22" (1/1) ... [2023-11-19 04:08:22,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:22,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:22,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:22,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 04:08:22,968 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 04:08:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 04:08:22,969 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 04:08:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:08:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:08:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:08:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:08:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:08:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:08:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:08:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-19 04:08:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-19 04:08:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:22,974 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:08:23,100 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:23,103 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:23,600 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:23,622 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:23,622 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:08:23,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:23 BoogieIcfgContainer [2023-11-19 04:08:23,629 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:23,630 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:23,630 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:23,641 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:23,641 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:23" (1/1) ... [2023-11-19 04:08:23,642 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:08:23,647 INFO L158 Benchmark]: Toolchain (without parser) took 1307.03ms. Allocated memory is still 140.5MB. Free memory was 107.6MB in the beginning and 66.8MB in the end (delta: 40.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:23,648 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:23,649 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.55ms. Allocated memory is still 140.5MB. Free memory was 107.6MB in the beginning and 94.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:23,649 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.21ms. Allocated memory is still 140.5MB. Free memory was 94.6MB in the beginning and 92.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:23,650 INFO L158 Benchmark]: Boogie Preprocessor took 74.21ms. Allocated memory is still 140.5MB. Free memory was 92.9MB in the beginning and 90.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:23,651 INFO L158 Benchmark]: RCFGBuilder took 728.30ms. Allocated memory is still 140.5MB. Free memory was 90.9MB in the beginning and 67.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:23,652 INFO L158 Benchmark]: CodeCheck took 15.52ms. Allocated memory is still 140.5MB. Free memory was 67.8MB in the beginning and 66.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:23,655 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.55ms. Allocated memory is still 140.5MB. Free memory was 107.6MB in the beginning and 94.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.21ms. Allocated memory is still 140.5MB. Free memory was 94.6MB in the beginning and 92.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.21ms. Allocated memory is still 140.5MB. Free memory was 92.9MB in the beginning and 90.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 728.30ms. Allocated memory is still 140.5MB. Free memory was 90.9MB in the beginning and 67.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 15.52ms. Allocated memory is still 140.5MB. Free memory was 67.8MB in the beginning and 66.8MB 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. [2023-11-19 04:08:23,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/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_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:26,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:26,613 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 04:08:26,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:26,681 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:26,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:26,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:26,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:26,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:26,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:26,691 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:26,692 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:26,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:26,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:26,694 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:26,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:26,695 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:08:26,696 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:08:26,696 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:26,697 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:08:26,698 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:26,698 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:26,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:26,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:26,699 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:26,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:26,700 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:26,701 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:26,701 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:26,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:26,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:26,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:26,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:26,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:26,704 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:08:26,704 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:26,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:26,705 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:08:26,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:26,706 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_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-11-19 04:08:27,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:27,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:27,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:27,119 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:27,119 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:27,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 04:08:30,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:30,559 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:30,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 04:08:30,568 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/data/b3778b925/bdf122784cd54aa7b6c9c168710f29cc/FLAG806ee9dbd [2023-11-19 04:08:30,582 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/data/b3778b925/bdf122784cd54aa7b6c9c168710f29cc [2023-11-19 04:08:30,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:30,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:30,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:30,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:30,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:30,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:30" (1/1) ... [2023-11-19 04:08:30,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58842f41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:30, skipping insertion in model container [2023-11-19 04:08:30,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:30" (1/1) ... [2023-11-19 04:08:30,622 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:30,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:30,984 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 04:08:30,990 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:31,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:31,047 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:31,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:31,145 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:31,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31 WrapperNode [2023-11-19 04:08:31,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:31,147 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:31,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:31,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:31,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,225 INFO L138 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2023-11-19 04:08:31,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:31,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:31,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:31,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:31,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,265 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:31,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:31,298 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:31,298 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:31,299 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:31,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:31,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:31,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 04:08:31,389 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 04:08:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 04:08:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:08:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 04:08:31,391 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 04:08:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:08:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:08:31,391 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:08:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:08:31,392 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:08:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:08:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:08:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:08:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-19 04:08:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-19 04:08:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:31,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 04:08:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:08:31,399 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:08:31,549 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:31,551 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:32,245 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:32,263 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:32,263 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:08:32,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:32 BoogieIcfgContainer [2023-11-19 04:08:32,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:32,270 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:32,270 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:32,281 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:32,282 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,282 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:08:32,312 INFO L158 Benchmark]: Toolchain (without parser) took 1724.39ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 42.9MB in the beginning and 88.4MB in the end (delta: -45.5MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:32,312 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:32,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.98ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 42.8MB in the beginning and 87.2MB in the end (delta: -44.4MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:32,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.21ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 85.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:32,315 INFO L158 Benchmark]: Boogie Preprocessor took 69.92ms. Allocated memory is still 111.1MB. Free memory was 85.2MB in the beginning and 83.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:32,316 INFO L158 Benchmark]: RCFGBuilder took 971.67ms. Allocated memory is still 111.1MB. Free memory was 83.0MB in the beginning and 56.5MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 04:08:32,317 INFO L158 Benchmark]: CodeCheck took 39.27ms. Allocated memory is still 111.1MB. Free memory was 56.5MB in the beginning and 88.4MB in the end (delta: -31.9MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-11-19 04:08:32,326 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 558.98ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 42.8MB in the beginning and 87.2MB in the end (delta: -44.4MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.21ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 85.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.92ms. Allocated memory is still 111.1MB. Free memory was 85.2MB in the beginning and 83.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 971.67ms. Allocated memory is still 111.1MB. Free memory was 83.0MB in the beginning and 56.5MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 39.27ms. Allocated memory is still 111.1MB. Free memory was 56.5MB in the beginning and 88.4MB in the end (delta: -31.9MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:32,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b40387c-5d6a-4dc8-8fd2-36c899feeaca/bin/ukojak-verify-G8NBE6pJGL/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