./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:37,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:38,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:56:38,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:38,047 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:38,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:38,076 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:38,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:38,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:38,078 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:38,079 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:38,079 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:38,080 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:38,080 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:56:38,081 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:56:38,081 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:56:38,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:38,083 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:56:38,083 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:38,084 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:38,084 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:38,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:38,086 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:38,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:38,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:38,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:38,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:38,088 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:38,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:38,089 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_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2023-11-24 22:56:38,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:38,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:38,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:38,386 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:38,388 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:38,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-24 22:56:41,555 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:41,781 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:41,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-24 22:56:41,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/data/81ba5e836/4af317ca321144089c5cebdd38ccc3fb/FLAG185b81d6e [2023-11-24 22:56:41,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/data/81ba5e836/4af317ca321144089c5cebdd38ccc3fb [2023-11-24 22:56:41,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:41,810 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:41,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:41,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:41,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:41,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:41,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4706c368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41, skipping insertion in model container [2023-11-24 22:56:41,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:41,848 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:42,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:42,073 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:42,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:42,118 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:56:42,120 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:56:42,126 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:42,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42 WrapperNode [2023-11-24 22:56:42,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:42,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:42,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:42,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:42,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,160 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,199 INFO L138 Inliner]: procedures = 26, calls = 58, calls flagged for inlining = 15, calls inlined = 23, statements flattened = 242 [2023-11-24 22:56:42,200 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:42,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:42,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:42,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:42,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:42,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:42,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:42,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:42,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:42" (1/1) ... [2023-11-24 22:56:42,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:42,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:42,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:42,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:56:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:56:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:56:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:56:42,391 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:56:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:56:42,391 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:56:42,392 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:56:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:56:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:56:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:56:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:56:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:42,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:42,398 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:56:42,597 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:42,599 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:43,390 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:43,547 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:43,547 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 22:56:43,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:43 BoogieIcfgContainer [2023-11-24 22:56:43,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:43,550 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:43,550 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:43,564 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:43,564 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:43" (1/1) ... [2023-11-24 22:56:43,565 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) [2023-11-24 22:56:43,569 INFO L158 Benchmark]: Toolchain (without parser) took 1758.98ms. Allocated memory was 117.4MB in the beginning and 169.9MB in the end (delta: 52.4MB). Free memory was 73.8MB in the beginning and 86.0MB in the end (delta: -12.3MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2023-11-24 22:56:43,570 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:43,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.35ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 61.0MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:56:43,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.52ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 58.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:43,572 INFO L158 Benchmark]: Boogie Preprocessor took 80.76ms. Allocated memory was 117.4MB in the beginning and 169.9MB in the end (delta: 52.4MB). Free memory was 58.4MB in the beginning and 139.5MB in the end (delta: -81.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:56:43,573 INFO L158 Benchmark]: RCFGBuilder took 1267.16ms. Allocated memory is still 169.9MB. Free memory was 139.5MB in the beginning and 87.1MB in the end (delta: 52.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-24 22:56:43,574 INFO L158 Benchmark]: CodeCheck took 17.63ms. Allocated memory is still 169.9MB. Free memory was 87.1MB in the beginning and 86.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:43,577 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.35ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 61.0MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.52ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 58.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.76ms. Allocated memory was 117.4MB in the beginning and 169.9MB in the end (delta: 52.4MB). Free memory was 58.4MB in the beginning and 139.5MB in the end (delta: -81.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1267.16ms. Allocated memory is still 169.9MB. Free memory was 139.5MB in the beginning and 87.1MB in the end (delta: 52.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * CodeCheck took 17.63ms. Allocated memory is still 169.9MB. Free memory was 87.1MB in the beginning and 86.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:56:43,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/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_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:46,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:46,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:56:46,469 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:46,471 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:46,472 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:46,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:46,473 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:46,474 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:46,479 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:46,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:46,480 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:56:46,481 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:56:46,482 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:56:46,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:46,483 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:56:46,484 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:56:46,484 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:56:46,484 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:56:46,486 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:46,486 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:46,487 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:46,487 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:46,488 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:46,488 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:46,488 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:56:46,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:46,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:46,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:46,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:46,492 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:56:46,492 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:46,492 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:56:46,493 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:56:46,493 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_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2023-11-24 22:56:46,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:46,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:46,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:46,927 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:46,928 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:46,929 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-24 22:56:50,137 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:50,431 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:50,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-24 22:56:50,446 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/data/925da34e9/a288bdbffc8745c19682c69fbb20f1d1/FLAG7e6847d2e [2023-11-24 22:56:50,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/data/925da34e9/a288bdbffc8745c19682c69fbb20f1d1 [2023-11-24 22:56:50,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:50,466 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:50,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:50,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:50,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:50,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,475 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3840314e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50, skipping insertion in model container [2023-11-24 22:56:50,475 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,503 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:50,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:50,755 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:56:50,761 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:50,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:50,794 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:50,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:50,871 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:56:50,871 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:56:50,879 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:50,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50 WrapperNode [2023-11-24 22:56:50,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:50,882 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:50,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:50,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:50,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,941 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 15, calls inlined = 23, statements flattened = 235 [2023-11-24 22:56:50,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:50,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:50,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:50,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:50,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,981 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,985 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,987 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:50,993 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:50,994 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:50,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:50,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:50,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:50" (1/1) ... [2023-11-24 22:56:51,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:51,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:51,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:51,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:56:51,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:56:51,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:56:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:56:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:56:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:56:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:56:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:51,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:56:51,093 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:56:51,240 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:51,245 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:52,263 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:52,486 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:52,488 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 22:56:52,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:52 BoogieIcfgContainer [2023-11-24 22:56:52,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:52,491 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:52,492 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:52,503 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:52,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:52" (1/1) ... [2023-11-24 22:56:52,505 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) [2023-11-24 22:56:52,512 INFO L158 Benchmark]: Toolchain (without parser) took 2044.50ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 49.6MB in the beginning and 67.5MB in the end (delta: -17.9MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-11-24 22:56:52,512 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:52,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.29ms. Allocated memory is still 73.4MB. Free memory was 49.4MB in the beginning and 52.2MB in the end (delta: -2.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:52,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.01ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 49.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:52,515 INFO L158 Benchmark]: Boogie Preprocessor took 51.37ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 47.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:56:52,517 INFO L158 Benchmark]: RCFGBuilder took 1496.25ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 46.9MB in the beginning and 68.2MB in the end (delta: -21.3MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2023-11-24 22:56:52,518 INFO L158 Benchmark]: CodeCheck took 18.14ms. Allocated memory is still 96.5MB. Free memory was 68.2MB in the beginning and 67.5MB in the end (delta: 618.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:52,528 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 0.77ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.29ms. Allocated memory is still 73.4MB. Free memory was 49.4MB in the beginning and 52.2MB in the end (delta: -2.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.01ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 49.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.37ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 47.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1496.25ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 46.9MB in the beginning and 68.2MB in the end (delta: -21.3MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * CodeCheck took 18.14ms. Allocated memory is still 96.5MB. Free memory was 68.2MB in the beginning and 67.5MB in the end (delta: 618.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:56:52,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16037b7c-290e-42d7-954f-af45d88996ed/bin/ukojak-verify-afCqCEvfdi/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