./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2 --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 a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:23,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:23,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:31:23,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:31:23,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:31:23,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:23,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:23,967 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:23,968 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:23,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:23,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:23,975 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:23,975 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:31:23,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:31:23,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:31:23,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:23,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:23,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:23,979 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:23,980 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:23,980 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:23,981 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:31:23,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:23,982 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:23,982 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:23,983 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:23,983 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:23,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:23,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:23,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:23,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:23,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:23,987 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:31:23,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:31:23,987 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:23,987 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_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed [2023-11-21 18:31:24,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:24,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:24,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:24,322 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:24,323 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:24,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-21 18:31:27,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:27,813 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:27,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-21 18:31:27,823 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/data/4010c5e78/96dbfaeafa774e2abfd622ee66eb2b0e/FLAG8ac9d1c14 [2023-11-21 18:31:27,845 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/data/4010c5e78/96dbfaeafa774e2abfd622ee66eb2b0e [2023-11-21 18:31:27,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:27,854 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:27,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:27,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:27,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:27,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:27" (1/1) ... [2023-11-21 18:31:27,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f82c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:27, skipping insertion in model container [2023-11-21 18:31:27,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:27" (1/1) ... [2023-11-21 18:31:27,902 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:28,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:28,125 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:28,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:28,162 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:28,162 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:28,170 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:28,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28 WrapperNode [2023-11-21 18:31:28,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:28,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:28,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:28,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:28,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,221 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-21 18:31:28,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:28,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:28,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:28,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:28,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,262 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:28,263 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:28,263 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:28,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:28,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:28,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:28,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:28,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:31:28,350 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:31:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:31:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:31:28,351 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:31:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:31:28,351 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:31:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:31:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:31:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:31:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:31:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:31:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:31:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:28,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:31:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:28,355 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:31:28,455 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:28,457 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:28,641 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:28,675 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:28,675 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:31:28,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:28 BoogieIcfgContainer [2023-11-21 18:31:28,677 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:28,678 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:28,678 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:28,689 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:28,689 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:28" (1/1) ... [2023-11-21 18:31:28,690 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) [2023-11-21 18:31:28,697 INFO L158 Benchmark]: Toolchain (without parser) took 842.52ms. Allocated memory is still 188.7MB. Free memory was 144.6MB in the beginning and 115.5MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-21 18:31:28,698 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 140.5MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:28,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.06ms. Allocated memory is still 188.7MB. Free memory was 144.6MB in the beginning and 133.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:31:28,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.72ms. Allocated memory is still 188.7MB. Free memory was 133.7MB in the beginning and 132.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:28,700 INFO L158 Benchmark]: Boogie Preprocessor took 39.96ms. Allocated memory is still 188.7MB. Free memory was 132.2MB in the beginning and 130.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:28,704 INFO L158 Benchmark]: RCFGBuilder took 413.65ms. Allocated memory is still 188.7MB. Free memory was 130.9MB in the beginning and 116.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:31:28,705 INFO L158 Benchmark]: CodeCheck took 14.61ms. Allocated memory is still 188.7MB. Free memory was 116.2MB in the beginning and 115.5MB in the end (delta: 680.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:28,709 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 0.33ms. Allocated memory is still 140.5MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.06ms. Allocated memory is still 188.7MB. Free memory was 144.6MB in the beginning and 133.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.72ms. Allocated memory is still 188.7MB. Free memory was 133.7MB in the beginning and 132.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.96ms. Allocated memory is still 188.7MB. Free memory was 132.2MB in the beginning and 130.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 413.65ms. Allocated memory is still 188.7MB. Free memory was 130.9MB in the beginning and 116.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.61ms. Allocated memory is still 188.7MB. Free memory was 116.2MB in the beginning and 115.5MB in the end (delta: 680.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:31:28,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2 --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 a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:31,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:31,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:31:31,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:31,635 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:31,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:31,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:31,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:31,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:31,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:31,645 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:31:31,645 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:31:31,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:31,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:31,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:31,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:31,649 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:31:31,649 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:31:31,650 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:31,651 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:31:31,651 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:31,652 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:31:31,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:31,653 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:31,653 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:31,654 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:31,654 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:31,655 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:31,655 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:31:31,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:31,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:31,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:31,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:31,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:31,659 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:31:31,659 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:31,659 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:31,659 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:31:31,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:31:31,661 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_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed [2023-11-21 18:31:32,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:32,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:32,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:32,115 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:32,115 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:32,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-21 18:31:35,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:35,595 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:35,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-21 18:31:35,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/data/6a638363a/cf79e42231c344579bb5cccfcea7a601/FLAG4755ba903 [2023-11-21 18:31:35,628 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/data/6a638363a/cf79e42231c344579bb5cccfcea7a601 [2023-11-21 18:31:35,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:35,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:35,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:35,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:35,646 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:35,647 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:35" (1/1) ... [2023-11-21 18:31:35,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df48a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:35, skipping insertion in model container [2023-11-21 18:31:35,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:35" (1/1) ... [2023-11-21 18:31:35,677 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:35,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:35,923 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:35,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:35,986 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:35,998 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:36,006 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:36,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36 WrapperNode [2023-11-21 18:31:36,007 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:36,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:36,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:36,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:36,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,072 INFO L138 Inliner]: procedures = 24, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-21 18:31:36,073 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:36,074 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:36,074 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:36,074 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:36,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,109 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,114 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,119 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:36,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:36,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:36,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:36,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:36,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:36,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:36,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:31:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:31:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:31:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:31:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:31:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:31:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:31:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:31:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:31:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:31:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:31:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:31:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:31:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:31:36,245 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:31:36,402 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:36,404 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:36,641 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:36,692 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:36,692 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:31:36,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:36 BoogieIcfgContainer [2023-11-21 18:31:36,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:36,696 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:36,696 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:36,707 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:36,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,709 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) [2023-11-21 18:31:36,716 INFO L158 Benchmark]: Toolchain (without parser) took 1077.92ms. Allocated memory is still 79.7MB. Free memory was 54.9MB in the beginning and 45.6MB in the end (delta: 9.3MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-21 18:31:36,717 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 113.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:36,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.26ms. Allocated memory is still 79.7MB. Free memory was 54.7MB in the beginning and 43.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:31:36,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.35ms. Allocated memory is still 79.7MB. Free memory was 43.5MB in the beginning and 41.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:36,720 INFO L158 Benchmark]: Boogie Preprocessor took 45.25ms. Allocated memory is still 79.7MB. Free memory was 41.7MB in the beginning and 40.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:36,721 INFO L158 Benchmark]: RCFGBuilder took 575.67ms. Allocated memory is still 79.7MB. Free memory was 40.2MB in the beginning and 46.5MB in the end (delta: -6.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-21 18:31:36,722 INFO L158 Benchmark]: CodeCheck took 17.75ms. Allocated memory is still 79.7MB. Free memory was 46.5MB in the beginning and 45.6MB in the end (delta: 877.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:36,733 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 0.37ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 113.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.26ms. Allocated memory is still 79.7MB. Free memory was 54.7MB in the beginning and 43.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.35ms. Allocated memory is still 79.7MB. Free memory was 43.5MB in the beginning and 41.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.25ms. Allocated memory is still 79.7MB. Free memory was 41.7MB in the beginning and 40.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 575.67ms. Allocated memory is still 79.7MB. Free memory was 40.2MB in the beginning and 46.5MB in the end (delta: -6.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * CodeCheck took 17.75ms. Allocated memory is still 79.7MB. Free memory was 46.5MB in the beginning and 45.6MB in the end (delta: 877.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:31:36,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2736315a-2cca-42e9-a293-4d83ab3c0919/bin/ukojak-verify-i0I2FZA1j2/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