./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC --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 a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:16:15,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:16:15,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:16:15,819 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:16:15,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:16:15,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:16:15,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:16:15,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:16:15,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:16:15,851 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:16:15,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:16:15,853 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:16:15,853 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:16:15,854 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:16:15,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:16:15,855 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:16:15,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:16:15,856 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:16:15,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:16:15,857 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:16:15,858 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:16:15,862 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:16:15,862 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:16:15,863 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:16:15,863 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:16:15,864 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:16:15,865 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:16:15,865 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:16:15,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:15,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:16:15,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:16:15,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:16:15,868 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:16:15,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:16:15,869 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:16:15,869 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_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a [2023-11-23 20:16:16,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:16:16,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:16:16,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:16:16,268 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:16:16,269 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:16:16,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-23 20:16:19,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:16:19,564 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:16:19,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-23 20:16:19,574 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/data/87ef1ae21/29ae21cb26d3425ea5428748cffa6b4d/FLAGe6f867903 [2023-11-23 20:16:19,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/data/87ef1ae21/29ae21cb26d3425ea5428748cffa6b4d [2023-11-23 20:16:19,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:16:19,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:16:19,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:19,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:16:19,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:16:19,626 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7914758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19, skipping insertion in model container [2023-11-23 20:16:19,628 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,659 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:16:19,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:19,881 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:16:19,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:19,920 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:16:19,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19 WrapperNode [2023-11-23 20:16:19,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:19,922 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:19,922 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:16:19,922 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:16:19,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,939 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,961 INFO L138 Inliner]: procedures = 21, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2023-11-23 20:16:19,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:19,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:16:19,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:16:19,963 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:16:19,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:16:19,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:16:19,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:16:19,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:16:19,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:20,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:16:20,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:16:20,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:16:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:16:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:16:20,077 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:16:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:16:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:16:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:16:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:16:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:16:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:16:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:16:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:16:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:16:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:16:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:16:20,081 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:16:20,190 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:16:20,193 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:16:20,376 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:16:20,387 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:16:20,387 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:16:20,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:20 BoogieIcfgContainer [2023-11-23 20:16:20,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:16:20,390 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:16:20,390 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:16:20,445 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:16:20,445 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:20" (1/1) ... [2023-11-23 20:16:20,446 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) [2023-11-23 20:16:20,450 INFO L158 Benchmark]: Toolchain (without parser) took 837.06ms. Allocated memory is still 199.2MB. Free memory was 167.8MB in the beginning and 167.2MB in the end (delta: 660.7kB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,451 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:16:20,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.06ms. Allocated memory is still 199.2MB. Free memory was 167.6MB in the beginning and 160.4MB in the end (delta: 7.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.62ms. Allocated memory is still 199.2MB. Free memory was 160.4MB in the beginning and 158.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,454 INFO L158 Benchmark]: Boogie Preprocessor took 28.44ms. Allocated memory is still 199.2MB. Free memory was 158.6MB in the beginning and 157.7MB in the end (delta: 913.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:16:20,454 INFO L158 Benchmark]: RCFGBuilder took 398.14ms. Allocated memory is still 199.2MB. Free memory was 157.7MB in the beginning and 145.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,455 INFO L158 Benchmark]: CodeCheck took 58.23ms. Allocated memory is still 199.2MB. Free memory was 145.1MB in the beginning and 167.2MB in the end (delta: -22.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,459 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 0.30ms. Allocated memory is still 130.0MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.06ms. Allocated memory is still 199.2MB. Free memory was 167.6MB in the beginning and 160.4MB in the end (delta: 7.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.62ms. Allocated memory is still 199.2MB. Free memory was 160.4MB in the beginning and 158.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.44ms. Allocated memory is still 199.2MB. Free memory was 158.6MB in the beginning and 157.7MB in the end (delta: 913.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 398.14ms. Allocated memory is still 199.2MB. Free memory was 157.7MB in the beginning and 145.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 58.23ms. Allocated memory is still 199.2MB. Free memory was 145.1MB in the beginning and 167.2MB in the end (delta: -22.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:16:20,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC --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 a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:16:23,269 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:16:23,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:16:23,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:16:23,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:16:23,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:16:23,451 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:16:23,452 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:16:23,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:16:23,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:16:23,459 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:16:23,459 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:16:23,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:16:23,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:16:23,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:16:23,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:16:23,463 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:16:23,463 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:16:23,464 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:16:23,465 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:16:23,466 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:16:23,466 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:16:23,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:16:23,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:16:23,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:16:23,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:16:23,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:16:23,469 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:16:23,469 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:16:23,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:16:23,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:23,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:16:23,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:16:23,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:16:23,473 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:16:23,473 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:16:23,473 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:16:23,474 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:16:23,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:16:23,475 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_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a [2023-11-23 20:16:23,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:16:23,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:16:23,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:16:23,950 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:16:23,952 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:16:23,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-23 20:16:27,092 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:16:27,391 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:16:27,392 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-23 20:16:27,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/data/2388eb708/dcd16b7e2bf34cf1a1f3d339b191f6e9/FLAGf661d3dfc [2023-11-23 20:16:27,426 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/data/2388eb708/dcd16b7e2bf34cf1a1f3d339b191f6e9 [2023-11-23 20:16:27,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:16:27,435 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:16:27,441 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:27,441 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:16:27,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:16:27,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d81521e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27, skipping insertion in model container [2023-11-23 20:16:27,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,483 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:16:27,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:27,758 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:16:27,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:27,823 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:16:27,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27 WrapperNode [2023-11-23 20:16:27,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:27,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:27,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:16:27,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:16:27,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,887 INFO L138 Inliner]: procedures = 23, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2023-11-23 20:16:27,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:27,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:16:27,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:16:27,889 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:16:27,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,911 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,946 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:16:27,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:16:27,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:16:27,948 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:16:27,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:27" (1/1) ... [2023-11-23 20:16:27,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:27,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:16:27,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:16:28,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:16:28,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:16:28,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:16:28,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:16:28,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:16:28,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:16:28,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:16:28,104 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:16:28,105 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:16:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:16:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:16:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:16:28,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:16:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:16:28,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:16:28,107 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:16:28,262 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:16:28,266 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:16:28,432 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:16:28,443 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:16:28,443 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:16:28,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:28 BoogieIcfgContainer [2023-11-23 20:16:28,445 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:16:28,446 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:16:28,446 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:16:28,457 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:16:28,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:28" (1/1) ... [2023-11-23 20:16:28,460 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) [2023-11-23 20:16:28,465 INFO L158 Benchmark]: Toolchain (without parser) took 1028.75ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 45.9MB in the end (delta: 8.3MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-11-23 20:16:28,465 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:16:28,466 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.60ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 42.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:16:28,467 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.12ms. Allocated memory is still 77.6MB. Free memory was 42.8MB in the beginning and 41.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:16:28,468 INFO L158 Benchmark]: Boogie Preprocessor took 57.83ms. Allocated memory is still 77.6MB. Free memory was 41.2MB in the beginning and 39.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:16:28,469 INFO L158 Benchmark]: RCFGBuilder took 498.16ms. Allocated memory is still 77.6MB. Free memory was 39.8MB in the beginning and 47.0MB in the end (delta: -7.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:16:28,470 INFO L158 Benchmark]: CodeCheck took 16.88ms. Allocated memory is still 77.6MB. Free memory was 47.0MB in the beginning and 45.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:16:28,473 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 0.35ms. Allocated memory is still 54.5MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.60ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 42.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.12ms. Allocated memory is still 77.6MB. Free memory was 42.8MB in the beginning and 41.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.83ms. Allocated memory is still 77.6MB. Free memory was 41.2MB in the beginning and 39.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 498.16ms. Allocated memory is still 77.6MB. Free memory was 39.8MB in the beginning and 47.0MB in the end (delta: -7.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 16.88ms. Allocated memory is still 77.6MB. Free memory was 47.0MB in the beginning and 45.9MB 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. [2023-11-23 20:16:28,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_865554b9-6902-40ad-8c33-89ecab7cd7e5/bin/ukojak-verify-1t5iHCbJaC/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