./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:58:29,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:58:29,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:58:29,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:58:29,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:58:29,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:58:29,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:58:29,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:58:29,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:58:29,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:58:29,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:58:29,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:58:29,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:58:29,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:58:29,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:58:29,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:58:29,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:58:29,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:58:29,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:58:29,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:58:29,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:58:29,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:58:29,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:58:29,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:58:29,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:58:29,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:58:29,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:58:29,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:58:29,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:58:29,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:58:29,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:58:29,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:58:29,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:58:29,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:58:29,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:58:29,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:58:29,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:58:29,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:58:29,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:58:29,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:58:29,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:58:29,853 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 01:58:29,868 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:58:29,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:58:29,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:58:29,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:58:29,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:58:29,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:58:29,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:58:29,869 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:58:29,870 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:58:29,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:58:29,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:58:29,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:58:29,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:58:29,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:58:29,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:58:29,870 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:58:29,870 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:58:29,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:58:29,871 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:58:29,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:58:29,871 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:58:29,871 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:58:29,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:58:29,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:58:29,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:58:29,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:58:29,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:58:29,872 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:58:29,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:58:29,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:58:29,872 INFO L138 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_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 [2022-12-15 01:58:30,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:58:30,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:58:30,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:58:30,056 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:58:30,057 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:58:30,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2022-12-15 01:58:32,524 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:58:32,695 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:58:32,696 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2022-12-15 01:58:32,701 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/data/3c071140b/e60f62aa71de464a99c30f00eef0e844/FLAGcbc0c17f3 [2022-12-15 01:58:33,098 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/data/3c071140b/e60f62aa71de464a99c30f00eef0e844 [2022-12-15 01:58:33,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:58:33,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:58:33,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:58:33,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:58:33,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:58:33,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@305b0a50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33, skipping insertion in model container [2022-12-15 01:58:33,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:58:33,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:58:33,237 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,243 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,243 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,245 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,246 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,246 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,246 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,247 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,247 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,248 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,248 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,253 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,253 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,254 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,254 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,255 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,258 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2022-12-15 01:58:33,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:58:33,272 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:58:33,282 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,282 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,285 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,285 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,286 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,286 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,286 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,287 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,288 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,289 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,290 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,290 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,291 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,291 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,291 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,291 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:33,292 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:33,295 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2022-12-15 01:58:33,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:58:33,311 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:58:33,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33 WrapperNode [2022-12-15 01:58:33,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:58:33,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:58:33,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:58:33,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:58:33,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,341 INFO L138 Inliner]: procedures = 27, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2022-12-15 01:58:33,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:58:33,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:58:33,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:58:33,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:58:33,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,363 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:58:33,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:58:33,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:58:33,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:58:33,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:33" (1/1) ... [2022-12-15 01:58:33,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:58:33,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:58:33,391 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:58:33,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:58:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:58:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:58:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:58:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:58:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 01:58:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 01:58:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 01:58:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 01:58:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 01:58:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 01:58:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-15 01:58:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-15 01:58:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:58:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:58:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:58:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 01:58:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 01:58:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 01:58:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 01:58:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 01:58:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:58:33,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:58:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:58:33,431 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:58:33,532 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:58:33,534 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:58:33,842 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:58:34,014 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:58:34,014 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 01:58:34,015 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2022-12-15 01:58:34,015 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-15 01:58:34,020 INFO L158 Benchmark]: Toolchain (without parser) took 917.08ms. Allocated memory is still 184.5MB. Free memory was 150.7MB in the beginning and 87.0MB in the end (delta: 63.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-12-15 01:58:34,020 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 184.5MB. Free memory was 138.5MB in the beginning and 138.4MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:58:34,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.74ms. Allocated memory is still 184.5MB. Free memory was 150.2MB in the beginning and 135.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 01:58:34,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.63ms. Allocated memory is still 184.5MB. Free memory was 135.5MB in the beginning and 133.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:58:34,022 INFO L158 Benchmark]: Boogie Preprocessor took 24.35ms. Allocated memory is still 184.5MB. Free memory was 133.8MB in the beginning and 132.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:58:34,023 INFO L158 Benchmark]: RCFGBuilder took 651.20ms. Allocated memory is still 184.5MB. Free memory was 132.3MB in the beginning and 87.0MB in the end (delta: 45.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-12-15 01:58:34,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 184.5MB. Free memory was 138.5MB in the beginning and 138.4MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.74ms. Allocated memory is still 184.5MB. Free memory was 150.2MB in the beginning and 135.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.63ms. Allocated memory is still 184.5MB. Free memory was 135.5MB in the beginning and 133.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.35ms. Allocated memory is still 184.5MB. Free memory was 133.8MB in the beginning and 132.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 651.20ms. Allocated memory is still 184.5MB. Free memory was 132.3MB in the beginning and 87.0MB in the end (delta: 45.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:58:34,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:58:35,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:58:35,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:58:35,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:58:35,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:58:35,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:58:35,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:58:35,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:58:35,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:58:35,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:58:35,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:58:35,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:58:35,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:58:35,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:58:35,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:58:35,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:58:35,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:58:35,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:58:35,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:58:35,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:58:35,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:58:35,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:58:35,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:58:35,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:58:35,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:58:35,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:58:35,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:58:35,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:58:35,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:58:35,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:58:35,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:58:35,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:58:35,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:58:35,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:58:35,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:58:35,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:58:35,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:58:35,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:58:35,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:58:35,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:58:35,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:58:35,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 01:58:35,658 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:58:35,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:58:35,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:58:35,659 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:58:35,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:58:35,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:58:35,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:58:35,660 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:58:35,660 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:58:35,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:58:35,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:58:35,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:58:35,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:58:35,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:58:35,661 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:58:35,661 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:58:35,661 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:58:35,661 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:58:35,662 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:58:35,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:58:35,662 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:58:35,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:58:35,662 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:58:35,662 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:58:35,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:58:35,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:58:35,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:58:35,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:58:35,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:58:35,663 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:58:35,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:58:35,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:58:35,663 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:58:35,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:58:35,663 INFO L138 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_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 [2022-12-15 01:58:35,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:58:35,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:58:35,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:58:35,880 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:58:35,881 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:58:35,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2022-12-15 01:58:38,506 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:58:38,667 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:58:38,668 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2022-12-15 01:58:38,673 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/data/33ec6dc85/ee329a4f36d74f3e9715d9f2e1c4b4cd/FLAG20dcb21df [2022-12-15 01:58:38,684 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/data/33ec6dc85/ee329a4f36d74f3e9715d9f2e1c4b4cd [2022-12-15 01:58:38,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:58:38,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:58:38,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:58:38,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:58:38,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:58:38,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:38,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2467f50b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38, skipping insertion in model container [2022-12-15 01:58:38,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:38,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:58:38,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:58:38,821 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,826 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,826 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,826 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,828 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,828 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,830 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,831 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,831 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,831 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,832 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,832 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,833 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,833 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,836 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,837 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,837 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,838 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,838 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,839 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,839 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,839 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,843 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2022-12-15 01:58:38,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:58:38,861 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-15 01:58:38,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:58:38,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,873 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,873 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,876 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,877 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,877 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,877 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,877 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,878 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,880 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2022-12-15 01:58:38,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:58:38,888 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:58:38,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,901 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,901 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,901 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,902 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,902 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,905 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,905 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,905 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,907 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:58:38,907 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:58:38,909 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2022-12-15 01:58:38,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:58:38,925 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:58:38,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38 WrapperNode [2022-12-15 01:58:38,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:58:38,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:58:38,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:58:38,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:58:38,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:38,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:38,958 INFO L138 Inliner]: procedures = 29, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2022-12-15 01:58:38,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:58:38,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:58:38,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:58:38,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:58:38,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:38,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:38,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:38,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:38,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:38,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:39,004 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:39,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:39,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:58:39,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:58:39,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:58:39,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:58:39,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:58:38" (1/1) ... [2022-12-15 01:58:39,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:58:39,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:58:39,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:58:39,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:58:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:58:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 01:58:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:58:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 01:58:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 01:58:39,072 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 01:58:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 01:58:39,072 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 01:58:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 01:58:39,072 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 01:58:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-15 01:58:39,073 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-15 01:58:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:58:39,073 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:58:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 01:58:39,073 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 01:58:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 01:58:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 01:58:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 01:58:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:58:39,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:58:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:58:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 01:58:39,076 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:58:39,182 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:58:39,185 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:58:39,565 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:58:39,711 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:58:39,711 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 01:58:39,711 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2022-12-15 01:58:39,712 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-15 01:58:39,715 INFO L158 Benchmark]: Toolchain (without parser) took 1028.02ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 52.3MB in the beginning and 54.1MB in the end (delta: -1.8MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2022-12-15 01:58:39,716 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 52.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:58:39,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.12ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 33.7MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 01:58:39,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.83ms. Allocated memory is still 73.4MB. Free memory was 33.5MB in the beginning and 31.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:58:39,717 INFO L158 Benchmark]: Boogie Preprocessor took 50.19ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 74.3MB in the end (delta: -42.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-12-15 01:58:39,718 INFO L158 Benchmark]: RCFGBuilder took 703.37ms. Allocated memory is still 94.4MB. Free memory was 74.3MB in the beginning and 54.1MB in the end (delta: 20.2MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2022-12-15 01:58:39,720 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 52.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.12ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 33.7MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.83ms. Allocated memory is still 73.4MB. Free memory was 33.5MB in the beginning and 31.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.19ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 74.3MB in the end (delta: -42.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 703.37ms. Allocated memory is still 94.4MB. Free memory was 74.3MB in the beginning and 54.1MB in the end (delta: 20.2MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:58:39,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc8c68a-8f52-4893-bb35-dc6b2f94d5d8/bin/ukojak-rkRKPMF4O4/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?