./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/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_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/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_b7d03128-33d2-49cd-9710-0cbec837d33c/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 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:22:46,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:22:46,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:22:46,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:22:46,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:22:47,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:22:47,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:22:47,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:22:47,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:22:47,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:22:47,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:22:47,029 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:22:47,029 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:22:47,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:22:47,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:22:47,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:22:47,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:22:47,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:22:47,034 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:22:47,035 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:22:47,036 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:22:47,036 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:22:47,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:22:47,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:22:47,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:22:47,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:22:47,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:22:47,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:22:47,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:47,042 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:22:47,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:22:47,044 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:22:47,044 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:22:47,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:22:47,045 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:22:47,045 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_b7d03128-33d2-49cd-9710-0cbec837d33c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 [2023-11-19 03:22:47,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:22:47,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:22:47,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:22:47,454 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:22:47,455 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:22:47,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-19 03:22:51,211 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:22:51,506 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:22:51,507 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-19 03:22:51,518 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/data/00c056782/1763cb5f8fd14952a80b581ea176771f/FLAGea4695599 [2023-11-19 03:22:51,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/data/00c056782/1763cb5f8fd14952a80b581ea176771f [2023-11-19 03:22:51,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:22:51,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:22:51,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:51,560 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:22:51,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:22:51,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:51,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ee5429 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51, skipping insertion in model container [2023-11-19 03:22:51,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:51,616 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:22:51,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:51,861 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:22:51,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:51,944 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:22:51,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51 WrapperNode [2023-11-19 03:22:51,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:51,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:51,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:22:51,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:22:51,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:51,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,000 INFO L138 Inliner]: procedures = 24, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2023-11-19 03:22:52,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:52,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:22:52,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:22:52,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:22:52,015 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,055 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,057 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:22:52,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:22:52,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:22:52,064 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:22:52,065 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:51" (1/1) ... [2023-11-19 03:22:52,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:52,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:22:52,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:22:52,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:22:52,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:22:52,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:22:52,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:22:52,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:22:52,163 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:22:52,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:22:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:22:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:22:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:22:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:22:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:22:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:22:52,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:22:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:22:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:22:52,169 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 03:22:52,317 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:22:52,320 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:22:52,771 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:22:52,797 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:22:52,803 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:22:52,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:52 BoogieIcfgContainer [2023-11-19 03:22:52,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:22:52,814 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:22:52,814 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:22:52,824 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:22:52,824 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:52" (1/1) ... [2023-11-19 03:22:52,825 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 03:22:52,830 INFO L158 Benchmark]: Toolchain (without parser) took 1278.18ms. Allocated memory is still 184.5MB. Free memory was 140.9MB in the beginning and 106.5MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 03:22:52,831 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:22:52,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.66ms. Allocated memory is still 184.5MB. Free memory was 140.9MB in the beginning and 129.0MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:22:52,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.25ms. Allocated memory is still 184.5MB. Free memory was 129.0MB in the beginning and 127.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:22:52,834 INFO L158 Benchmark]: Boogie Preprocessor took 60.04ms. Allocated memory is still 184.5MB. Free memory was 127.5MB in the beginning and 125.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:22:52,835 INFO L158 Benchmark]: RCFGBuilder took 748.83ms. Allocated memory is still 184.5MB. Free memory was 125.5MB in the beginning and 108.0MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:22:52,836 INFO L158 Benchmark]: CodeCheck took 14.95ms. Allocated memory is still 184.5MB. Free memory was 108.0MB in the beginning and 106.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:22:52,840 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 0.36ms. Allocated memory is still 130.0MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.66ms. Allocated memory is still 184.5MB. Free memory was 140.9MB in the beginning and 129.0MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.25ms. Allocated memory is still 184.5MB. Free memory was 129.0MB in the beginning and 127.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.04ms. Allocated memory is still 184.5MB. Free memory was 127.5MB in the beginning and 125.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 748.83ms. Allocated memory is still 184.5MB. Free memory was 125.5MB in the beginning and 108.0MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.95ms. Allocated memory is still 184.5MB. Free memory was 108.0MB in the beginning and 106.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:22:52,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/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_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/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_b7d03128-33d2-49cd-9710-0cbec837d33c/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 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:22:55,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:22:55,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:22:55,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:22:55,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:22:55,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:22:55,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:22:55,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:22:55,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:22:55,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:22:55,931 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:22:55,932 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:22:55,933 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:22:55,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:22:55,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:22:55,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:22:55,935 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:22:55,936 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:22:55,937 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:22:55,937 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:22:55,938 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:22:55,939 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:22:55,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:22:55,940 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:22:55,941 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:22:55,941 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:22:55,942 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:22:55,943 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:22:55,943 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:22:55,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:22:55,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:55,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:22:55,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:22:55,946 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:22:55,947 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:22:55,947 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:22:55,948 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:22:55,948 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:22:55,949 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:22:55,949 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_b7d03128-33d2-49cd-9710-0cbec837d33c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 [2023-11-19 03:22:56,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:22:56,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:22:56,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:22:56,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:22:56,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:22:56,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-19 03:22:59,800 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:23:00,120 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:23:00,121 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-19 03:23:00,137 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/data/f198e3c20/c5aa3f12c0824a259228fcab1fb8f9e4/FLAG7c7e588f4 [2023-11-19 03:23:00,156 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/data/f198e3c20/c5aa3f12c0824a259228fcab1fb8f9e4 [2023-11-19 03:23:00,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:23:00,162 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:23:00,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:00,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:23:00,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:23:00,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@527a1a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00, skipping insertion in model container [2023-11-19 03:23:00,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,210 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:23:00,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:00,476 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:23:00,484 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:23:00,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:00,520 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:23:00,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:00,582 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:23:00,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00 WrapperNode [2023-11-19 03:23:00,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:00,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:00,585 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:23:00,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:23:00,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,647 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2023-11-19 03:23:00,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:00,651 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:23:00,651 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:23:00,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:23:00,663 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,672 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,685 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,689 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:23:00,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:23:00,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:23:00,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:23:00,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:00" (1/1) ... [2023-11-19 03:23:00,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:00,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:23:00,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:23:00,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:23:00,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:23:00,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:23:00,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:23:00,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:23:00,777 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:23:00,778 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:23:00,778 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:23:00,778 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:23:00,778 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:23:00,778 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:23:00,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:23:00,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:23:00,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:23:00,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:23:00,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:23:00,782 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 03:23:00,951 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:23:00,954 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:23:01,385 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:23:01,397 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:23:01,397 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:23:01,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:01 BoogieIcfgContainer [2023-11-19 03:23:01,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:23:01,404 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:23:01,404 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:23:01,415 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:23:01,416 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:01" (1/1) ... [2023-11-19 03:23:01,417 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 03:23:01,421 INFO L158 Benchmark]: Toolchain (without parser) took 1258.82ms. Allocated memory is still 98.6MB. Free memory was 73.6MB in the beginning and 61.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:23:01,422 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:01,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.98ms. Allocated memory is still 98.6MB. Free memory was 73.6MB in the beginning and 59.5MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:23:01,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.50ms. Allocated memory is still 98.6MB. Free memory was 59.5MB in the beginning and 57.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:01,424 INFO L158 Benchmark]: Boogie Preprocessor took 47.06ms. Allocated memory is still 98.6MB. Free memory was 57.7MB in the beginning and 55.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:01,425 INFO L158 Benchmark]: RCFGBuilder took 704.20ms. Allocated memory is still 98.6MB. Free memory was 55.7MB in the beginning and 62.8MB in the end (delta: -7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:23:01,425 INFO L158 Benchmark]: CodeCheck took 15.27ms. Allocated memory is still 98.6MB. Free memory was 62.2MB in the beginning and 61.4MB in the end (delta: 810.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:01,429 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 0.34ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.98ms. Allocated memory is still 98.6MB. Free memory was 73.6MB in the beginning and 59.5MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.50ms. Allocated memory is still 98.6MB. Free memory was 59.5MB in the beginning and 57.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.06ms. Allocated memory is still 98.6MB. Free memory was 57.7MB in the beginning and 55.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 704.20ms. Allocated memory is still 98.6MB. Free memory was 55.7MB in the beginning and 62.8MB in the end (delta: -7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15.27ms. Allocated memory is still 98.6MB. Free memory was 62.2MB in the beginning and 61.4MB in the end (delta: 810.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:23:01,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7d03128-33d2-49cd-9710-0cbec837d33c/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