[INFO] fetching crate tokio-compat 0.1.6... [INFO] checking tokio-compat-0.1.6 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] extracting crate tokio-compat 0.1.6 into /workspace/builds/worker-5-tc2/source [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-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tokio-compat 0.1.6 on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 65 packages to latest compatible versions [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] [stderr] Adding pin-project-lite v0.1.12 (available: v0.2.16) [INFO] [stderr] Adding tokio v0.1.22 (available: v1.49.0) [INFO] [stderr] Adding tokio v0.2.25 (available: v1.49.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 74728e93a4b0d9d9dd2f1227bde22bf833b4694e9337a644024f62cf09128b8f [INFO] running `Command { std: "docker" "start" "-a" "74728e93a4b0d9d9dd2f1227bde22bf833b4694e9337a644024f62cf09128b8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74728e93a4b0d9d9dd2f1227bde22bf833b4694e9337a644024f62cf09128b8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74728e93a4b0d9d9dd2f1227bde22bf833b4694e9337a644024f62cf09128b8f", kill_on_drop: false }` [INFO] [stdout] 74728e93a4b0d9d9dd2f1227bde22bf833b4694e9337a644024f62cf09128b8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 666280d1baf7e02a84f3593171130303d63311b621001234656f8d76c63ab275 [INFO] running `Command { std: "docker" "start" "-a" "666280d1baf7e02a84f3593171130303d63311b621001234656f8d76c63ab275", kill_on_drop: false }` [INFO] [stderr] Checking log v0.4.29 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking tokio-codec v0.1.2 [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-fs v0.1.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.59s [INFO] running `Command { std: "docker" "inspect" "666280d1baf7e02a84f3593171130303d63311b621001234656f8d76c63ab275", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "666280d1baf7e02a84f3593171130303d63311b621001234656f8d76c63ab275", kill_on_drop: false }` [INFO] [stdout] 666280d1baf7e02a84f3593171130303d63311b621001234656f8d76c63ab275