./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:44,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:44,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:41:44,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:44,200 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:44,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:44,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:44,250 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:44,251 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:44,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:44,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:44,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:44,263 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:44,265 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:44,266 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:44,266 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:44,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:44,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:44,269 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:44,270 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:44,270 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:44,271 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:44,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:44,272 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:44,273 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:44,274 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:44,275 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:44,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:44,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:44,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:44,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:44,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:44,279 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:44,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:44,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:44,280 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_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 [2023-11-21 18:41:44,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:44,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:44,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:44,686 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:44,687 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:44,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-21 18:41:48,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:48,610 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:48,610 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-21 18:41:48,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/data/854cbf0aa/8e8d643d7efb4e8e9b62448c1cb5543a/FLAGdd0aee66d [2023-11-21 18:41:48,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/data/854cbf0aa/8e8d643d7efb4e8e9b62448c1cb5543a [2023-11-21 18:41:48,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:48,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:48,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:48,649 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:48,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:48,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:48" (1/1) ... [2023-11-21 18:41:48,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34156d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:48, skipping insertion in model container [2023-11-21 18:41:48,658 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:48" (1/1) ... [2023-11-21 18:41:48,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:48,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:48,972 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:49,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:49,021 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:49,022 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:49,032 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:49,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49 WrapperNode [2023-11-21 18:41:49,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:49,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:49,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:49,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:49,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,088 INFO L138 Inliner]: procedures = 24, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-11-21 18:41:49,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:49,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:49,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:49,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:49,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,165 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,184 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:49,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:49,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:49,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:49,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:49" (1/1) ... [2023-11-21 18:41:49,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:49,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:49,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:49,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:41:49,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:41:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:41:49,284 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:41:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:41:49,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:41:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:41:49,286 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:41:49,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:49,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:49,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:41:49,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:41:49,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:41:49,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:49,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:49,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:49,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:41:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:49,296 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:41:49,518 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:49,520 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:49,989 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:50,110 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:50,126 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:41:50,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:50 BoogieIcfgContainer [2023-11-21 18:41:50,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:50,130 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:50,132 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:50,144 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:50,145 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:50" (1/1) ... [2023-11-21 18:41:50,146 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:41:50,151 INFO L158 Benchmark]: Toolchain (without parser) took 1503.79ms. Allocated memory is still 140.5MB. Free memory was 103.9MB in the beginning and 91.6MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:41:50,152 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:50,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.43ms. Allocated memory is still 140.5MB. Free memory was 103.5MB in the beginning and 91.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:41:50,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.96ms. Allocated memory is still 140.5MB. Free memory was 91.8MB in the beginning and 90.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:50,154 INFO L158 Benchmark]: Boogie Preprocessor took 94.69ms. Allocated memory is still 140.5MB. Free memory was 90.2MB in the beginning and 88.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:50,155 INFO L158 Benchmark]: RCFGBuilder took 943.81ms. Allocated memory is still 140.5MB. Free memory was 88.3MB in the beginning and 93.0MB in the end (delta: -4.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:41:50,155 INFO L158 Benchmark]: CodeCheck took 19.19ms. Allocated memory is still 140.5MB. Free memory was 93.0MB in the beginning and 91.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:50,159 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 0.26ms. Allocated memory is still 111.1MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.43ms. Allocated memory is still 140.5MB. Free memory was 103.5MB in the beginning and 91.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.96ms. Allocated memory is still 140.5MB. Free memory was 91.8MB in the beginning and 90.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 94.69ms. Allocated memory is still 140.5MB. Free memory was 90.2MB in the beginning and 88.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 943.81ms. Allocated memory is still 140.5MB. Free memory was 88.3MB in the beginning and 93.0MB in the end (delta: -4.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 19.19ms. Allocated memory is still 140.5MB. Free memory was 93.0MB in the beginning and 91.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:41:50,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:53,246 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:53,393 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:41:53,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:53,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:53,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:53,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:53,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:53,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:53,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:53,469 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:53,469 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:53,470 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:53,472 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:53,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:53,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:53,473 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:41:53,474 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:41:53,474 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:53,476 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:41:53,476 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:53,477 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:53,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:53,478 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:53,478 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:53,479 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:53,479 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:53,480 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:41:53,480 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:41:53,480 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:53,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:53,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:53,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:53,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:53,484 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:41:53,484 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:41:53,484 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:53,484 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:41:53,485 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:41:53,486 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_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 [2023-11-21 18:41:53,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:53,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:53,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:53,991 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:53,992 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:53,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-21 18:41:57,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:57,863 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:57,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2023-11-21 18:41:57,872 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/data/5ffc2aa71/af119bea85a34b07a03f635ef36cb34b/FLAG1e12f1f5e [2023-11-21 18:41:57,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/data/5ffc2aa71/af119bea85a34b07a03f635ef36cb34b [2023-11-21 18:41:57,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:57,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:57,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:57,897 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:57,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:57,911 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:57" (1/1) ... [2023-11-21 18:41:57,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e11ed68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57, skipping insertion in model container [2023-11-21 18:41:57,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:57" (1/1) ... [2023-11-21 18:41:57,951 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:58,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:58,226 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:41:58,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:58,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:58,267 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:58,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:58,345 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:58,350 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:58,360 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:58,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58 WrapperNode [2023-11-21 18:41:58,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:58,362 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:58,362 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:58,363 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:58,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,437 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 94 [2023-11-21 18:41:58,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:58,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:58,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:58,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:58,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,528 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:58,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:58,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:58,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:58,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:58" (1/1) ... [2023-11-21 18:41:58,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:58,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:58,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:58,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:41:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:41:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:41:58,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:41:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:41:58,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:41:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:41:58,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:41:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:41:58,651 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:41:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:41:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:41:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:58,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:41:58,656 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:41:58,849 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:58,853 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:59,239 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:59,402 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:59,402 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:41:59,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:59 BoogieIcfgContainer [2023-11-21 18:41:59,405 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:59,406 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:59,406 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:59,418 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:59,418 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:59" (1/1) ... [2023-11-21 18:41:59,420 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:41:59,426 INFO L158 Benchmark]: Toolchain (without parser) took 1529.89ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 56.0MB in the beginning and 80.5MB in the end (delta: -24.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2023-11-21 18:41:59,427 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 88.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:59,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.39ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 42.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:41:59,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.12ms. Allocated memory is still 79.7MB. Free memory was 42.1MB in the beginning and 40.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:59,430 INFO L158 Benchmark]: Boogie Preprocessor took 98.75ms. Allocated memory is still 79.7MB. Free memory was 40.3MB in the beginning and 58.1MB in the end (delta: -17.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-21 18:41:59,431 INFO L158 Benchmark]: RCFGBuilder took 867.42ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 57.9MB in the beginning and 81.6MB in the end (delta: -23.7MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-11-21 18:41:59,433 INFO L158 Benchmark]: CodeCheck took 18.00ms. Allocated memory is still 113.2MB. Free memory was 81.6MB in the beginning and 80.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:59,443 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 88.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.39ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 42.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.12ms. Allocated memory is still 79.7MB. Free memory was 42.1MB in the beginning and 40.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 98.75ms. Allocated memory is still 79.7MB. Free memory was 40.3MB in the beginning and 58.1MB in the end (delta: -17.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * RCFGBuilder took 867.42ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 57.9MB in the beginning and 81.6MB in the end (delta: -23.7MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * CodeCheck took 18.00ms. Allocated memory is still 113.2MB. Free memory was 81.6MB in the beginning and 80.5MB 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. [2023-11-21 18:41:59,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e8d5af1-f14d-4500-9f0c-a3839c19d90a/bin/ukojak-verify-i0I2FZA1j2/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