./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/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_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/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_853846f1-4580-4a45-8320-31e78d508fc1/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 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:02,301 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:02,427 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:40:02,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:02,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:02,475 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:02,476 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:02,477 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:02,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:02,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:02,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:02,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:02,485 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:40:02,487 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:02,488 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:40:02,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:02,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:02,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:02,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:02,489 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:02,490 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:02,490 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:40:02,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:02,491 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:02,492 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:02,492 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:02,493 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:02,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:02,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:02,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:02,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:02,496 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:02,505 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:02,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:02,506 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:02,506 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_853846f1-4580-4a45-8320-31e78d508fc1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 [2023-11-21 18:40:02,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:02,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:02,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:02,850 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:02,851 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:02,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-21 18:40:05,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:06,194 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:06,194 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-21 18:40:06,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/data/6a57ad8a7/b6b963cf6637497281d045db14966786/FLAG0fbd11026 [2023-11-21 18:40:06,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/data/6a57ad8a7/b6b963cf6637497281d045db14966786 [2023-11-21 18:40:06,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:06,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:06,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:06,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:06,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:06,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae9561a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06, skipping insertion in model container [2023-11-21 18:40:06,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,257 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:06,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:06,511 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:06,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:06,576 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:06,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06 WrapperNode [2023-11-21 18:40:06,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:06,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:06,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:06,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:06,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,644 INFO L138 Inliner]: procedures = 24, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2023-11-21 18:40:06,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:06,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:06,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:06,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:06,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,669 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,682 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,702 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:06,703 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:06,703 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:06,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:06,705 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:06" (1/1) ... [2023-11-21 18:40:06,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:06,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:06,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:06,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:06,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:06,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:40:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:40:06,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:40:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:40:06,794 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:40:06,794 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:40:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:40:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:40:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:40:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:06,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:06,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:40:06,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:06,798 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 18:40:06,945 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:06,948 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:07,256 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:07,272 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:07,272 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:40:07,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:07 BoogieIcfgContainer [2023-11-21 18:40:07,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:07,275 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:07,275 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:07,285 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:07,285 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:07" (1/1) ... [2023-11-21 18:40:07,286 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 18:40:07,291 INFO L158 Benchmark]: Toolchain (without parser) took 1067.84ms. Allocated memory is still 121.6MB. Free memory was 85.3MB in the beginning and 53.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-21 18:40:07,292 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:07,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.45ms. Allocated memory is still 121.6MB. Free memory was 84.9MB in the beginning and 73.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:40:07,293 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.66ms. Allocated memory is still 121.6MB. Free memory was 73.4MB in the beginning and 71.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:07,294 INFO L158 Benchmark]: Boogie Preprocessor took 57.19ms. Allocated memory is still 121.6MB. Free memory was 71.7MB in the beginning and 70.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:07,295 INFO L158 Benchmark]: RCFGBuilder took 570.80ms. Allocated memory is still 121.6MB. Free memory was 70.2MB in the beginning and 54.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:40:07,296 INFO L158 Benchmark]: CodeCheck took 14.38ms. Allocated memory is still 121.6MB. 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 18:40:07,299 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.45ms. Allocated memory is still 121.6MB. Free memory was 84.9MB in the beginning and 73.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.66ms. Allocated memory is still 121.6MB. Free memory was 73.4MB in the beginning and 71.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.19ms. Allocated memory is still 121.6MB. Free memory was 71.7MB in the beginning and 70.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 570.80ms. Allocated memory is still 121.6MB. Free memory was 70.2MB in the beginning and 54.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.38ms. Allocated memory is still 121.6MB. 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 18:40:07,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/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_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/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_853846f1-4580-4a45-8320-31e78d508fc1/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 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:10,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:10,187 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:40:10,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:10,237 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:10,237 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:10,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:10,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:10,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:10,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:10,248 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:40:10,248 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:40:10,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:10,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:10,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:10,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:10,251 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:40:10,251 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:40:10,252 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:10,252 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:40:10,253 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:10,253 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:40:10,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:10,254 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:10,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:10,255 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:10,255 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:10,255 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:40:10,256 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:40:10,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:10,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:10,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:10,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:10,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:10,259 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:40:10,259 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:40:10,259 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:10,260 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:40:10,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:40:10,261 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_853846f1-4580-4a45-8320-31e78d508fc1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 [2023-11-21 18:40:10,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:10,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:10,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:10,712 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:10,713 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:10,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-21 18:40:13,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:14,095 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:14,095 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-21 18:40:14,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/data/bccba5761/6c62b303de384a10880a5b46ee8f30a8/FLAGa68e19178 [2023-11-21 18:40:14,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/data/bccba5761/6c62b303de384a10880a5b46ee8f30a8 [2023-11-21 18:40:14,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:14,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:14,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:14,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:14,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:14,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb6aa72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14, skipping insertion in model container [2023-11-21 18:40:14,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,157 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:14,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:14,366 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:40:14,382 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:14,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:14,436 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:14,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:14,522 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:14,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14 WrapperNode [2023-11-21 18:40:14,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:14,525 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:14,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:14,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:14,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,571 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-21 18:40:14,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:14,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:14,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:14,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:14,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,599 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,604 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:14,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:14,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:14,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:14,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:14" (1/1) ... [2023-11-21 18:40:14,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:14,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:14,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:14,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:40:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:40:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:40:14,743 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:40:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:40:14,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:40:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:40:14,745 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:40:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:40:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:40:14,750 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 18:40:14,934 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:14,937 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:15,358 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:15,381 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:15,381 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:40:15,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:15 BoogieIcfgContainer [2023-11-21 18:40:15,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:15,384 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:15,385 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:15,395 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:15,395 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:15" (1/1) ... [2023-11-21 18:40:15,396 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 18:40:15,402 INFO L158 Benchmark]: Toolchain (without parser) took 1276.88ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 43.5MB in the beginning and 42.6MB in the end (delta: 921.5kB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-21 18:40:15,404 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 58.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:15,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.15ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 43.2MB in the beginning and 64.2MB in the end (delta: -21.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-21 18:40:15,405 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.44ms. Allocated memory is still 86.0MB. Free memory was 64.2MB in the beginning and 62.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:15,406 INFO L158 Benchmark]: Boogie Preprocessor took 71.00ms. Allocated memory is still 86.0MB. Free memory was 62.5MB in the beginning and 60.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:15,408 INFO L158 Benchmark]: RCFGBuilder took 738.96ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 43.6MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:40:15,409 INFO L158 Benchmark]: CodeCheck took 16.07ms. Allocated memory is still 86.0MB. Free memory was 43.3MB in the beginning and 42.6MB in the end (delta: 713.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:15,418 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 67.1MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 58.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.15ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 43.2MB in the beginning and 64.2MB in the end (delta: -21.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.44ms. Allocated memory is still 86.0MB. Free memory was 64.2MB in the beginning and 62.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.00ms. Allocated memory is still 86.0MB. Free memory was 62.5MB in the beginning and 60.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 738.96ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 43.6MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 16.07ms. Allocated memory is still 86.0MB. Free memory was 43.3MB in the beginning and 42.6MB in the end (delta: 713.7kB). 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 18:40:15,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853846f1-4580-4a45-8320-31e78d508fc1/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