[INFO] fetching crate tokio-compat 0.1.6... [INFO] checking tokio-compat-0.1.6 against master#e29821ff85a2a3000d226f99f62f89464028d5d6 for pr-111505 [INFO] extracting crate tokio-compat 0.1.6 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate tokio-compat 0.1.6 on toolchain e29821ff85a2a3000d226f99f62f89464028d5d6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-compat 0.1.6 [INFO] finished tweaking crates.io crate tokio-compat 0.1.6 [INFO] tweaked toml for crates.io crate tokio-compat 0.1.6 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 06f984a37ee16a1cb297d9ac9b1a618fe932f5c972d36c873c2a1b1331369e0e [INFO] running `Command { std: "docker" "start" "-a" "06f984a37ee16a1cb297d9ac9b1a618fe932f5c972d36c873c2a1b1331369e0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06f984a37ee16a1cb297d9ac9b1a618fe932f5c972d36c873c2a1b1331369e0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06f984a37ee16a1cb297d9ac9b1a618fe932f5c972d36c873c2a1b1331369e0e", kill_on_drop: false }` [INFO] [stdout] 06f984a37ee16a1cb297d9ac9b1a618fe932f5c972d36c873c2a1b1331369e0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 99af787e1ae0af7605e3600dbcd02c03c8959dcbdd35225ffa687a15fb2167da [INFO] running `Command { std: "docker" "start" "-a" "99af787e1ae0af7605e3600dbcd02c03c8959dcbdd35225ffa687a15fb2167da", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling log v0.4.18 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.38 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-compat v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead [INFO] [stdout] --> src/lib.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | #![deny(intra_doc_link_resolution_failure)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead [INFO] [stdout] --> src/lib.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | #![deny(intra_doc_link_resolution_failure)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/runtime/current_thread/runtime.rs:187:5 [INFO] [stdout] | [INFO] [stdout] 186 | pub struct RunError { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 187 | inner: (), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RunError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `compat_sender` is never read [INFO] [stdout] --> src/runtime/threadpool/mod.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Runtime { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 54 | compat_sender: Arc>>>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Runtime` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/runtime/current_thread/runtime.rs:187:5 [INFO] [stdout] | [INFO] [stdout] 186 | pub struct RunError { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 187 | inner: (), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RunError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `compat_sender` is never read [INFO] [stdout] --> src/runtime/threadpool/mod.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Runtime { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 54 | compat_sender: Arc>>>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Runtime` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/rt_threadpool.rs:198:9 [INFO] [stdout] | [INFO] [stdout] 198 | let mut rt = runtime::Runtime::new().unwrap(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/rt_threadpool.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | tokio_02::spawn(async {}).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 175 | let _ = tokio_02::spawn(async {}).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused output of future returned by `tokio::task::yield_now` that must be used [INFO] [stdout] --> tests/rt_threadpool.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | tokio_02::task::yield_now().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: yield_now does nothing unless polled/`await`-ed [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 179 | let _ = tokio_02::task::yield_now().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/rt_current_thread.rs:157:9 [INFO] [stdout] | [INFO] [stdout] 157 | tokio_02::spawn(async {}).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 157 | let _ = tokio_02::spawn(async {}).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused output of future returned by `tokio::task::yield_now` that must be used [INFO] [stdout] --> tests/rt_current_thread.rs:161:9 [INFO] [stdout] | [INFO] [stdout] 161 | tokio_02::task::yield_now().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: yield_now does nothing unless polled/`await`-ed [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 161 | let _ = tokio_02::task::yield_now().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/rt_current_thread.rs:188:5 [INFO] [stdout] | [INFO] [stdout] 188 | rt.run(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 188 | let _ = rt.run(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.20s [INFO] running `Command { std: "docker" "inspect" "99af787e1ae0af7605e3600dbcd02c03c8959dcbdd35225ffa687a15fb2167da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99af787e1ae0af7605e3600dbcd02c03c8959dcbdd35225ffa687a15fb2167da", kill_on_drop: false }` [INFO] [stdout] 99af787e1ae0af7605e3600dbcd02c03c8959dcbdd35225ffa687a15fb2167da