./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-3.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_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/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_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/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_95faad9c-b2b3-4999-9814-ace9bc613816/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 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:38:59,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:38:59,244 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:38:59,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:38:59,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:38:59,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:38:59,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:38:59,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:38:59,277 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:38:59,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:38:59,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:38:59,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:38:59,280 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:38:59,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:38:59,281 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:38:59,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:38:59,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:38:59,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:38:59,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:38:59,289 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:38:59,289 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:38:59,290 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:38:59,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:38:59,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:38:59,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:38:59,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:38:59,293 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:38:59,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:38:59,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:59,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:38:59,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:38:59,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:38:59,297 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:38:59,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:38:59,297 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:38:59,298 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_95faad9c-b2b3-4999-9814-ace9bc613816/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a [2023-11-21 18:38:59,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:38:59,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:38:59,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:38:59,664 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:38:59,665 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:38:59,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-21 18:39:02,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:03,014 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:03,014 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-21 18:39:03,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/data/c570b4962/bd29084dc99d46a6bd7c728ef3c79cfe/FLAGc3ec09cb2 [2023-11-21 18:39:03,042 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/data/c570b4962/bd29084dc99d46a6bd7c728ef3c79cfe [2023-11-21 18:39:03,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:03,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:03,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:03,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:03,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:03,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,064 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cee1668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03, skipping insertion in model container [2023-11-21 18:39:03,065 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,096 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:03,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:03,349 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:03,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:03,384 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:03,385 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:03,394 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:03,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03 WrapperNode [2023-11-21 18:39:03,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:03,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:03,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:03,396 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:03,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,415 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,440 INFO L138 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-11-21 18:39:03,441 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:03,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:03,442 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:03,442 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:03,453 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,468 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,472 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:03,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:03,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:03,476 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:03,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:03,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:03,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:03,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:39:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:39:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:39:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:39:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:39:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:39:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:39:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:03,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:39:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:03,574 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 18:39:03,680 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:03,683 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:03,962 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:04,086 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:04,086 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:39:04,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:04 BoogieIcfgContainer [2023-11-21 18:39:04,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:04,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:04,089 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:04,104 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:04,104 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:04" (1/1) ... [2023-11-21 18:39:04,106 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 18:39:04,111 INFO L158 Benchmark]: Toolchain (without parser) took 1057.00ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 77.0MB in the beginning and 112.7MB in the end (delta: -35.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:04,112 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:04,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.45ms. Allocated memory is still 119.5MB. Free memory was 76.6MB in the beginning and 65.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:39:04,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.02ms. Allocated memory is still 119.5MB. Free memory was 65.6MB in the beginning and 64.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:04,116 INFO L158 Benchmark]: Boogie Preprocessor took 33.20ms. Allocated memory is still 119.5MB. Free memory was 64.0MB in the beginning and 62.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:04,117 INFO L158 Benchmark]: RCFGBuilder took 612.90ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 62.4MB in the beginning and 113.7MB in the end (delta: -51.4MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-11-21 18:39:04,118 INFO L158 Benchmark]: CodeCheck took 20.11ms. Allocated memory is still 144.7MB. Free memory was 113.7MB in the beginning and 112.7MB in the end (delta: 980.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:04,158 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.45ms. Allocated memory is still 119.5MB. Free memory was 76.6MB in the beginning and 65.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.02ms. Allocated memory is still 119.5MB. Free memory was 65.6MB in the beginning and 64.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.20ms. Allocated memory is still 119.5MB. Free memory was 64.0MB in the beginning and 62.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 612.90ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 62.4MB in the beginning and 113.7MB in the end (delta: -51.4MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * CodeCheck took 20.11ms. Allocated memory is still 144.7MB. Free memory was 113.7MB in the beginning and 112.7MB in the end (delta: 980.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:39:04,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/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_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/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_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/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_95faad9c-b2b3-4999-9814-ace9bc613816/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 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:06,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:07,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:39:07,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:07,096 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:07,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:07,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:07,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:07,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:07,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:07,105 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:07,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:07,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:07,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:07,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:07,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:07,109 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:39:07,109 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:39:07,109 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:07,110 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:39:07,110 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:07,111 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:07,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:07,111 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:07,112 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:07,112 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:07,113 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:07,113 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:07,114 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:07,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:07,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:07,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:07,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:07,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:07,116 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:39:07,117 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:07,117 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:07,117 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:39:07,117 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:07,117 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_95faad9c-b2b3-4999-9814-ace9bc613816/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a [2023-11-21 18:39:07,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:07,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:07,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:07,576 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:07,577 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:07,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-21 18:39:10,683 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:10,889 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:10,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-21 18:39:10,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/data/fd28be68e/bd6aa6cd84c349139db53caf6b487e03/FLAG1dc575ed6 [2023-11-21 18:39:10,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/data/fd28be68e/bd6aa6cd84c349139db53caf6b487e03 [2023-11-21 18:39:10,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:10,915 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:10,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:10,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:10,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:10,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:10" (1/1) ... [2023-11-21 18:39:10,923 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c8df70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:10, skipping insertion in model container [2023-11-21 18:39:10,923 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:10" (1/1) ... [2023-11-21 18:39:10,950 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:11,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:11,226 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:11,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:11,283 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:11,284 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:11,291 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:11,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11 WrapperNode [2023-11-21 18:39:11,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:11,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:11,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:11,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:11,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,351 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-11-21 18:39:11,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:11,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:11,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:11,353 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:11,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,374 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,374 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,399 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:11,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:11,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:11,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:11,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:11" (1/1) ... [2023-11-21 18:39:11,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:11,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:11,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:11,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:11,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:39:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:39:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:39:11,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:39:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:39:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:39:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:39:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:39:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:39:11,510 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 18:39:11,680 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:11,683 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:12,020 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:12,115 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:12,115 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:39:12,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:12 BoogieIcfgContainer [2023-11-21 18:39:12,125 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:12,127 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:12,128 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:12,139 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:12,140 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:12" (1/1) ... [2023-11-21 18:39:12,141 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 18:39:12,147 INFO L158 Benchmark]: Toolchain (without parser) took 1230.71ms. Allocated memory is still 77.6MB. Free memory was 54.4MB in the beginning and 40.0MB in the end (delta: 14.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,148 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 53.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:12,149 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.42ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 42.5MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.08ms. Allocated memory is still 77.6MB. Free memory was 42.5MB in the beginning and 40.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,151 INFO L158 Benchmark]: Boogie Preprocessor took 49.87ms. Allocated memory is still 77.6MB. Free memory was 40.8MB in the beginning and 39.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,152 INFO L158 Benchmark]: RCFGBuilder took 721.86ms. Allocated memory is still 77.6MB. Free memory was 39.2MB in the beginning and 41.0MB in the end (delta: -1.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,153 INFO L158 Benchmark]: CodeCheck took 17.86ms. Allocated memory is still 77.6MB. Free memory was 41.0MB in the beginning and 40.0MB in the end (delta: 999.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:12,166 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 0.20ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 53.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.42ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 42.5MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.08ms. Allocated memory is still 77.6MB. Free memory was 42.5MB in the beginning and 40.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.87ms. Allocated memory is still 77.6MB. Free memory was 40.8MB in the beginning and 39.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 721.86ms. Allocated memory is still 77.6MB. Free memory was 39.2MB in the beginning and 41.0MB in the end (delta: -1.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 17.86ms. Allocated memory is still 77.6MB. Free memory was 41.0MB in the beginning and 40.0MB in the end (delta: 999.4kB). 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 18:39:12,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95faad9c-b2b3-4999-9814-ace9bc613816/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