./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/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_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/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_3e738409-f79f-461c-bebe-5a0b1944febb/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 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:40:07,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:40:07,639 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:40:07,644 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:40:07,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:40:07,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:40:07,669 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:40:07,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:40:07,670 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:40:07,671 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:40:07,672 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:40:07,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:40:07,673 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:40:07,674 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:40:07,674 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:40:07,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:40:07,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:40:07,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:40:07,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:40:07,678 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:40:07,678 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:40:07,679 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:40:07,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:40:07,681 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:40:07,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:40:07,682 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:40:07,682 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:40:07,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:40:07,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:07,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:40:07,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:40:07,686 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:40:07,686 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:40:07,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:40:07,687 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:40:07,688 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_3e738409-f79f-461c-bebe-5a0b1944febb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 [2023-11-19 02:40:07,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:40:07,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:40:07,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:40:07,959 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:40:07,960 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:40:07,975 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2023-11-19 02:40:10,925 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:40:11,198 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:40:11,204 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2023-11-19 02:40:11,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/data/3b61ed70d/e2c6ef343701426da9e3397b0382cf62/FLAGb9b47b3e9 [2023-11-19 02:40:11,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/data/3b61ed70d/e2c6ef343701426da9e3397b0382cf62 [2023-11-19 02:40:11,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:40:11,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:40:11,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:11,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:40:11,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:40:11,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446cc8a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11, skipping insertion in model container [2023-11-19 02:40:11,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,313 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:40:11,514 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:40:11,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:11,674 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:40:11,690 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:40:11,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:11,769 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:11,769 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:11,770 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:11,778 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:40:11,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11 WrapperNode [2023-11-19 02:40:11,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:11,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:11,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:40:11,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:40:11,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,849 INFO L138 Inliner]: procedures = 170, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-11-19 02:40:11,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:11,850 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:40:11,850 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:40:11,851 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:40:11,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,867 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:40:11,900 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:40:11,900 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:40:11,900 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:40:11,901 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:11" (1/1) ... [2023-11-19 02:40:11,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:11,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:40:11,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:40:11,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:40:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:40:11,965 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:40:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:40:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:40:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:40:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:40:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:40:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:40:11,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:40:11,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:40:11,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:40:11,969 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 02:40:12,093 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:40:12,095 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:40:12,203 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:40:12,240 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:40:12,240 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:40:12,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:40:12 BoogieIcfgContainer [2023-11-19 02:40:12,244 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:40:12,245 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:40:12,245 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:40:12,255 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:40:12,256 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:40:12" (1/1) ... [2023-11-19 02:40:12,257 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 02:40:12,261 INFO L158 Benchmark]: Toolchain (without parser) took 1005.66ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 76.4MB in the beginning and 122.4MB in the end (delta: -46.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:40:12,262 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:40:12,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.39ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 76.1MB in the beginning and 140.1MB in the end (delta: -64.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:12,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.55ms. Allocated memory is still 178.3MB. Free memory was 140.1MB in the beginning and 138.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:12,264 INFO L158 Benchmark]: Boogie Preprocessor took 48.98ms. Allocated memory is still 178.3MB. Free memory was 138.2MB in the beginning and 137.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:12,265 INFO L158 Benchmark]: RCFGBuilder took 343.80ms. Allocated memory is still 178.3MB. Free memory was 136.1MB in the beginning and 123.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:40:12,265 INFO L158 Benchmark]: CodeCheck took 14.70ms. Allocated memory is still 178.3MB. Free memory was 123.6MB in the beginning and 122.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:12,269 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 138.4MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.39ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 76.1MB in the beginning and 140.1MB in the end (delta: -64.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.55ms. Allocated memory is still 178.3MB. Free memory was 140.1MB in the beginning and 138.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.98ms. Allocated memory is still 178.3MB. Free memory was 138.2MB in the beginning and 137.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 343.80ms. Allocated memory is still 178.3MB. Free memory was 136.1MB in the beginning and 123.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.70ms. Allocated memory is still 178.3MB. Free memory was 123.6MB in the beginning and 122.4MB in the end (delta: 1.2MB). 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 02:40:12,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/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_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/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_3e738409-f79f-461c-bebe-5a0b1944febb/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 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:40:14,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:40:15,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:40:15,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:40:15,137 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:40:15,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:40:15,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:40:15,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:40:15,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:40:15,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:40:15,146 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:40:15,146 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:40:15,147 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:40:15,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:40:15,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:40:15,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:40:15,150 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:40:15,150 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:40:15,150 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:40:15,151 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:40:15,152 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:40:15,152 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:40:15,153 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:40:15,153 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:40:15,154 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:40:15,154 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:40:15,155 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:40:15,155 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:40:15,155 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:40:15,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:40:15,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:15,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:40:15,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:40:15,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:40:15,159 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:40:15,159 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:40:15,159 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:40:15,159 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:40:15,160 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:40:15,161 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_3e738409-f79f-461c-bebe-5a0b1944febb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 [2023-11-19 02:40:15,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:40:15,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:40:15,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:40:15,630 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:40:15,630 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:40:15,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2023-11-19 02:40:18,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:40:18,959 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:40:18,968 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2023-11-19 02:40:19,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/data/c4f037eb3/94aee9acb63447b08b4f22b47f8609d3/FLAGf7732e7d6 [2023-11-19 02:40:19,047 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/data/c4f037eb3/94aee9acb63447b08b4f22b47f8609d3 [2023-11-19 02:40:19,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:40:19,057 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:40:19,059 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:19,059 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:40:19,064 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:40:19,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72c9ac2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19, skipping insertion in model container [2023-11-19 02:40:19,067 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,140 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:40:19,384 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:40:19,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:19,624 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:40:19,657 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:40:19,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:19,758 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:19,759 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:19,759 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:19,766 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:40:19,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19 WrapperNode [2023-11-19 02:40:19,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:19,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:19,768 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:40:19,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:40:19,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,814 INFO L138 Inliner]: procedures = 173, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2023-11-19 02:40:19,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:19,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:40:19,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:40:19,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:40:19,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,876 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,883 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:40:19,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:40:19,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:40:19,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:40:19,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:19" (1/1) ... [2023-11-19 02:40:19,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:19,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:40:19,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:40:19,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:40:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:40:19,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:40:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:40:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:40:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:40:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:40:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:40:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:40:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:40:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:40:19,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:40:19,987 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 02:40:20,127 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:40:20,130 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:40:20,241 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:40:20,272 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:40:20,276 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:40:20,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:40:20 BoogieIcfgContainer [2023-11-19 02:40:20,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:40:20,281 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:40:20,281 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:40:20,293 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:40:20,293 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:40:20" (1/1) ... [2023-11-19 02:40:20,294 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 02:40:20,300 INFO L158 Benchmark]: Toolchain (without parser) took 1247.94ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 46.2MB in the end (delta: 16.8MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-11-19 02:40:20,302 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:40:20,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 708.39ms. Allocated memory is still 88.1MB. Free memory was 62.7MB in the beginning and 64.1MB in the end (delta: -1.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-19 02:40:20,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.10ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 62.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:20,305 INFO L158 Benchmark]: Boogie Preprocessor took 62.26ms. Allocated memory is still 88.1MB. Free memory was 62.0MB in the beginning and 60.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:40:20,306 INFO L158 Benchmark]: RCFGBuilder took 390.36ms. Allocated memory is still 88.1MB. Free memory was 60.3MB in the beginning and 47.4MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:40:20,307 INFO L158 Benchmark]: CodeCheck took 16.92ms. Allocated memory is still 88.1MB. Free memory was 47.4MB in the beginning and 46.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:20,317 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 0.24ms. Allocated memory is still 60.8MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 708.39ms. Allocated memory is still 88.1MB. Free memory was 62.7MB in the beginning and 64.1MB in the end (delta: -1.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.10ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 62.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.26ms. Allocated memory is still 88.1MB. Free memory was 62.0MB in the beginning and 60.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 390.36ms. Allocated memory is still 88.1MB. Free memory was 60.3MB in the beginning and 47.4MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 16.92ms. Allocated memory is still 88.1MB. Free memory was 47.4MB in the beginning and 46.2MB in the end (delta: 1.2MB). 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 02:40:20,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e738409-f79f-461c-bebe-5a0b1944febb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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