./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2.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_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/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_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/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_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/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 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:40,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:40,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:30:40,960 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:40,961 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:41,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:41,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:41,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:41,006 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:41,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:41,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:41,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:41,012 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:41,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:41,014 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:41,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:41,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:41,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:41,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:41,017 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:41,018 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:41,018 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:41,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:41,019 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:41,020 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:41,020 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:41,020 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:41,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:41,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:41,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:41,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:41,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:41,025 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:41,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:41,025 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:41,025 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_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e [2023-11-21 18:30:41,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:41,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:41,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:41,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:41,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:41,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-21 18:30:44,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:44,771 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:44,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-21 18:30:44,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/data/764c74f7c/2cc833f012a44024b9d28bad34d87d73/FLAG371657c2c [2023-11-21 18:30:44,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/data/764c74f7c/2cc833f012a44024b9d28bad34d87d73 [2023-11-21 18:30:44,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:44,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:44,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:44,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:44,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:44,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e85c78e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44, skipping insertion in model container [2023-11-21 18:30:44,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,856 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:45,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:45,041 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:45,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:45,072 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:45,072 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:45,079 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:45,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45 WrapperNode [2023-11-21 18:30:45,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:45,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:45,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:45,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:45,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,118 INFO L138 Inliner]: procedures = 21, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-21 18:30:45,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:45,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:45,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:45,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:45,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,132 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:45,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:45,174 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:45,174 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:45,175 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:45,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:45,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:45,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:30:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:30:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:30:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:30:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:30:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:30:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:30:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:30:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:30:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:30:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:30:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:30:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:30:45,245 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:30:45,364 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:45,366 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:45,703 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:45,753 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:45,754 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:30:45,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:45 BoogieIcfgContainer [2023-11-21 18:30:45,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:45,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:45,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:45,769 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:45,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:45" (1/1) ... [2023-11-21 18:30:45,771 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 18:30:45,776 INFO L158 Benchmark]: Toolchain (without parser) took 963.61ms. Allocated memory is still 146.8MB. Free memory was 111.7MB in the beginning and 106.8MB in the end (delta: 4.9MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-11-21 18:30:45,777 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 115.3MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:30:45,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.49ms. Allocated memory is still 146.8MB. Free memory was 111.7MB in the beginning and 100.3MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:30:45,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.14ms. Allocated memory is still 146.8MB. Free memory was 100.3MB in the beginning and 99.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:30:45,780 INFO L158 Benchmark]: Boogie Preprocessor took 47.79ms. Allocated memory is still 146.8MB. Free memory was 99.1MB in the beginning and 97.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:45,781 INFO L158 Benchmark]: RCFGBuilder took 582.19ms. Allocated memory is still 146.8MB. Free memory was 97.6MB in the beginning and 108.1MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:30:45,782 INFO L158 Benchmark]: CodeCheck took 15.76ms. Allocated memory is still 146.8MB. Free memory was 107.6MB in the beginning and 106.8MB in the end (delta: 831.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:45,785 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 0.25ms. Allocated memory is still 115.3MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.49ms. Allocated memory is still 146.8MB. Free memory was 111.7MB in the beginning and 100.3MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.14ms. Allocated memory is still 146.8MB. Free memory was 100.3MB in the beginning and 99.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.79ms. Allocated memory is still 146.8MB. Free memory was 99.1MB in the beginning and 97.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 582.19ms. Allocated memory is still 146.8MB. Free memory was 97.6MB in the beginning and 108.1MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 15.76ms. Allocated memory is still 146.8MB. Free memory was 107.6MB in the beginning and 106.8MB in the end (delta: 831.2kB). 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 18:30:45,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/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_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/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_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/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 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:48,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:48,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:30:48,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:48,676 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:48,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:48,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:48,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:48,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:48,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:48,685 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:48,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:48,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:48,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:48,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:48,689 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:48,689 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:30:48,690 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:30:48,690 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:48,691 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:30:48,692 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:48,692 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:48,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:48,693 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:48,694 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:48,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:48,695 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:48,695 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:48,696 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:30:48,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:48,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:48,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:48,698 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:48,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:48,699 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:30:48,699 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:48,699 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:48,700 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:30:48,700 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:30:48,701 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_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e [2023-11-21 18:30:49,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:49,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:49,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:49,161 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:49,161 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:49,163 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-21 18:30:52,503 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:52,792 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:52,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-21 18:30:52,806 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/data/75c83ec51/cd928d6305ac47ada1cf3dd08448c350/FLAG56ad4616a [2023-11-21 18:30:52,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/data/75c83ec51/cd928d6305ac47ada1cf3dd08448c350 [2023-11-21 18:30:52,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:52,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:52,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:52,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:52,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:52,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:52" (1/1) ... [2023-11-21 18:30:52,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@326bd694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:52, skipping insertion in model container [2023-11-21 18:30:52,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:52" (1/1) ... [2023-11-21 18:30:52,871 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:53,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:53,132 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:53,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:53,190 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:53,192 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:53,201 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:53,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53 WrapperNode [2023-11-21 18:30:53,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:53,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:53,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:53,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:53,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,269 INFO L138 Inliner]: procedures = 23, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-21 18:30:53,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:53,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:53,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:53,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:53,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,328 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:53,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:53,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:53,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:53,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:53,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:53,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:53,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:30:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:30:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:30:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:30:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:30:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:30:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:30:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:30:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:30:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:30:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:30:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:30:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:30:53,438 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 18:30:53,545 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:53,547 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:53,810 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:53,868 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:53,880 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:30:53,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:53 BoogieIcfgContainer [2023-11-21 18:30:53,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:53,884 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:53,884 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:53,894 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:53,896 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:53" (1/1) ... [2023-11-21 18:30:53,897 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 18:30:53,904 INFO L158 Benchmark]: Toolchain (without parser) took 1071.44ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 53.8MB in the end (delta: 10.3MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-11-21 18:30:53,906 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 69.2MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:30:53,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.58ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 52.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:30:53,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.84ms. Allocated memory is still 88.1MB. Free memory was 52.4MB in the beginning and 50.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:53,909 INFO L158 Benchmark]: Boogie Preprocessor took 63.59ms. Allocated memory is still 88.1MB. Free memory was 50.8MB in the beginning and 49.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:53,910 INFO L158 Benchmark]: RCFGBuilder took 544.76ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 55.1MB in the end (delta: -5.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-21 18:30:53,912 INFO L158 Benchmark]: CodeCheck took 18.20ms. Allocated memory is still 88.1MB. Free memory was 54.9MB in the beginning and 53.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:53,922 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 0.25ms. Allocated memory is still 69.2MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.58ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 52.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.84ms. Allocated memory is still 88.1MB. Free memory was 52.4MB in the beginning and 50.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.59ms. Allocated memory is still 88.1MB. Free memory was 50.8MB in the beginning and 49.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.76ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 55.1MB in the end (delta: -5.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * CodeCheck took 18.20ms. Allocated memory is still 88.1MB. Free memory was 54.9MB in the beginning and 53.8MB 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 18:30:53,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a0ce5e-4f97-4c4e-ac33-35ad29b6f1a3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported