./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-word-subst.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_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/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_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/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_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/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 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:45,763 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:45,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:31:45,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:31:45,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:31:45,923 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:45,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:45,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:45,926 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:45,926 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:45,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:45,928 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:45,928 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:31:45,929 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:31:45,929 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:31:45,930 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:45,930 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:45,931 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:45,931 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:45,932 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:45,932 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:45,938 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:31:45,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:45,939 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:45,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:45,940 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:45,940 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:45,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:45,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:45,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:45,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:45,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:45,943 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:31:45,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:31:45,943 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:45,944 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_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 [2023-11-21 18:31:46,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:46,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:46,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:46,242 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:46,243 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:46,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-11-21 18:31:49,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:49,697 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:49,698 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-11-21 18:31:49,711 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/data/0424b2c02/51c3ca077d3b4326ad4977b8e4475b09/FLAG5ee0ba371 [2023-11-21 18:31:49,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/data/0424b2c02/51c3ca077d3b4326ad4977b8e4475b09 [2023-11-21 18:31:49,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:49,739 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:49,741 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:49,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:49,746 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:49,747 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:49" (1/1) ... [2023-11-21 18:31:49,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@159bf301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:49, skipping insertion in model container [2023-11-21 18:31:49,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:49" (1/1) ... [2023-11-21 18:31:49,787 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:50,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:50,032 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:50,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:50,093 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:50,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50 WrapperNode [2023-11-21 18:31:50,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:50,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:50,095 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:50,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:50,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,141 INFO L138 Inliner]: procedures = 25, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-21 18:31:50,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:50,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:50,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:50,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:50,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,182 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:50,194 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:50,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:50,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:50,195 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:50" (1/1) ... [2023-11-21 18:31:50,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:50,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:50,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:50,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:50,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:50,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:31:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:31:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-21 18:31:50,299 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-21 18:31:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:31:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:31:50,300 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:31:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:31:50,301 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:31:50,301 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:31:50,301 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:31:50,301 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:31:50,302 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:31:50,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:31:50,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:31:50,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:50,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:50,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:50,305 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 18:31:50,455 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:50,457 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:51,042 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:51,069 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:51,069 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:31:51,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:51 BoogieIcfgContainer [2023-11-21 18:31:51,071 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:51,072 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:51,072 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:51,082 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:51,082 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:51" (1/1) ... [2023-11-21 18:31:51,083 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 18:31:51,088 INFO L158 Benchmark]: Toolchain (without parser) took 1348.92ms. Allocated memory is still 182.5MB. Free memory was 136.1MB in the beginning and 96.2MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-21 18:31:51,088 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:51,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.47ms. Allocated memory is still 182.5MB. Free memory was 136.1MB in the beginning and 123.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:31:51,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.92ms. Allocated memory is still 182.5MB. Free memory was 123.5MB in the beginning and 121.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:51,090 INFO L158 Benchmark]: Boogie Preprocessor took 46.12ms. Allocated memory is still 182.5MB. Free memory was 121.4MB in the beginning and 120.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:51,091 INFO L158 Benchmark]: RCFGBuilder took 877.45ms. Allocated memory is still 182.5MB. Free memory was 119.3MB in the beginning and 97.1MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:31:51,092 INFO L158 Benchmark]: CodeCheck took 13.80ms. Allocated memory is still 182.5MB. Free memory was 97.1MB in the beginning and 96.2MB in the end (delta: 827.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:51,096 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 0.32ms. Allocated memory is still 111.1MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.47ms. Allocated memory is still 182.5MB. Free memory was 136.1MB in the beginning and 123.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.92ms. Allocated memory is still 182.5MB. Free memory was 123.5MB in the beginning and 121.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.12ms. Allocated memory is still 182.5MB. Free memory was 121.4MB in the beginning and 120.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 877.45ms. Allocated memory is still 182.5MB. Free memory was 119.3MB in the beginning and 97.1MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 13.80ms. Allocated memory is still 182.5MB. Free memory was 97.1MB in the beginning and 96.2MB in the end (delta: 827.5kB). 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 18:31:51,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/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_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/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_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/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_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/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 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:53,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:54,106 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:31:54,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:54,162 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:54,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:54,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:54,164 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:54,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:54,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:54,171 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:31:54,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:31:54,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:54,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:54,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:54,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:54,175 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:31:54,176 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:31:54,176 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:54,177 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:31:54,178 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:54,178 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:31:54,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:54,179 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:54,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:54,180 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:54,181 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:54,181 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:54,181 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:31:54,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:54,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:54,184 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:54,184 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:54,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:54,185 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:31:54,185 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:54,185 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:54,186 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:31:54,186 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:31:54,187 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_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 [2023-11-21 18:31:54,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:54,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:54,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:54,658 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:54,659 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:54,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-11-21 18:31:57,856 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:58,158 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:58,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-11-21 18:31:58,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/data/8e36fbedd/105ed95e5bfb457891a252c15d240ecc/FLAGf7839c2f3 [2023-11-21 18:31:58,191 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/data/8e36fbedd/105ed95e5bfb457891a252c15d240ecc [2023-11-21 18:31:58,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:58,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:58,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:58,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:58,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:58,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320a8d8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58, skipping insertion in model container [2023-11-21 18:31:58,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,231 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:58,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:58,476 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:31:58,485 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:58,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:58,554 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:58,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:58,650 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:58,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58 WrapperNode [2023-11-21 18:31:58,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:58,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:58,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:58,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:58,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,725 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2023-11-21 18:31:58,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:58,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:58,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:58,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:58,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,806 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:58,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:58,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:58,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:58,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:58" (1/1) ... [2023-11-21 18:31:58,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:58,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:58,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:58,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:31:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:31:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-21 18:31:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-21 18:31:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:31:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:31:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:31:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:31:58,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:31:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:31:58,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:31:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:31:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:31:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:31:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:31:58,967 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 18:31:59,139 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:59,142 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:59,704 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:59,720 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:59,720 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:31:59,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:59 BoogieIcfgContainer [2023-11-21 18:31:59,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:59,723 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:59,724 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:59,735 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:59,735 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:59" (1/1) ... [2023-11-21 18:31:59,736 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 18:31:59,741 INFO L158 Benchmark]: Toolchain (without parser) took 1544.75ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 57.3MB in the beginning and 63.5MB in the end (delta: -6.1MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-11-21 18:31:59,742 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:59,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.22ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 41.9MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:31:59,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.14ms. Allocated memory is still 81.8MB. Free memory was 41.9MB in the beginning and 39.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:59,744 INFO L158 Benchmark]: Boogie Preprocessor took 84.36ms. Allocated memory is still 81.8MB. Free memory was 39.9MB in the beginning and 37.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:59,745 INFO L158 Benchmark]: RCFGBuilder took 910.12ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 37.7MB in the beginning and 64.7MB in the end (delta: -27.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:31:59,745 INFO L158 Benchmark]: CodeCheck took 15.66ms. Allocated memory is still 111.1MB. Free memory was 64.2MB in the beginning and 63.5MB in the end (delta: 784.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:59,749 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 81.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.22ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 41.9MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.14ms. Allocated memory is still 81.8MB. Free memory was 41.9MB in the beginning and 39.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.36ms. Allocated memory is still 81.8MB. Free memory was 39.9MB in the beginning and 37.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 910.12ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 37.7MB in the beginning and 64.7MB in the end (delta: -27.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 15.66ms. Allocated memory is still 111.1MB. Free memory was 64.2MB in the beginning and 63.5MB in the end (delta: 784.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:31:59,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb88c1-b064-4863-bc2f-99fd5e63c14e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported