[INFO] fetching crate tower 0.5.1... [INFO] checking tower-0.5.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate tower 0.5.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate tower 0.5.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tower 0.5.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate tower 0.5.1 [INFO] tweaked toml for crates.io crate tower 0.5.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate tower 0.5.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be6c8dbbcd8f8717e635f85ce9c8b102265357ba89e7a3bb4c16028f45580773 [INFO] running `Command { std: "docker" "start" "-a" "be6c8dbbcd8f8717e635f85ce9c8b102265357ba89e7a3bb4c16028f45580773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be6c8dbbcd8f8717e635f85ce9c8b102265357ba89e7a3bb4c16028f45580773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be6c8dbbcd8f8717e635f85ce9c8b102265357ba89e7a3bb4c16028f45580773", kill_on_drop: false }` [INFO] [stdout] be6c8dbbcd8f8717e635f85ce9c8b102265357ba89e7a3bb4c16028f45580773 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 433255902f5e20621e35548a58a16825f1140a957d3a839d04d147a4d9a36c34 [INFO] running `Command { std: "docker" "start" "-a" "433255902f5e20621e35548a58a16825f1140a957d3a839d04d147a4d9a36c34", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking tower-service v0.3.3 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking tower-layer v0.3.3 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking tower v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/lib.rs:223:15 [INFO] [stdout] | [INFO] [stdout] 223 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking hdrhistogram v7.5.4 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling tracing-attributes v0.1.3 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tracing v0.1.9 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking tokio-stream v0.1.16 [INFO] [stderr] Checking tokio-test v0.4.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking tower-test v0.4.0 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stdout] error[E0412]: cannot find type `DefaultGuard` in module `tracing::subscriber` [INFO] [stdout] --> tests/support.rs:11:52 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) fn trace_init() -> tracing::subscriber::DefaultGuard { [INFO] [stdout] | ^^^^^^^^^^^^ not found in `tracing::subscriber` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 + use tracing::dispatcher::DefaultGuard; [INFO] [stdout] | [INFO] [stdout] help: if you import `DefaultGuard`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 11 - pub(crate) fn trace_init() -> tracing::subscriber::DefaultGuard { [INFO] [stdout] 11 + pub(crate) fn trace_init() -> DefaultGuard { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `set_default` in module `tracing::subscriber` [INFO] [stdout] --> tests/support.rs:17:26 [INFO] [stdout] | [INFO] [stdout] 17 | tracing::subscriber::set_default(subscriber) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tracing-0.1.9/src/subscriber.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | / pub fn with_default(subscriber: S, f: impl FnOnce() -> T) -> T [INFO] [stdout] 16 | | where [INFO] [stdout] 17 | | S: Subscriber + Send + Sync + 'static, [INFO] [stdout] | |__________________________________________- similarly named function `with_default` defined here [INFO] [stdout] | [INFO] [stdout] help: a function with a similar name exists [INFO] [stdout] | [INFO] [stdout] 17 | tracing::subscriber::with_default(subscriber) [INFO] [stdout] | ~~~~~~~~~~~~ [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 3 + use tracing::dispatcher::set_default; [INFO] [stdout] | [INFO] [stdout] help: if you import `set_default`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 17 - tracing::subscriber::set_default(subscriber) [INFO] [stdout] 17 + set_default(subscriber) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0425. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/lib.rs:223:15 [INFO] [stdout] | [INFO] [stdout] 223 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tower` (test "support") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "433255902f5e20621e35548a58a16825f1140a957d3a839d04d147a4d9a36c34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "433255902f5e20621e35548a58a16825f1140a957d3a839d04d147a4d9a36c34", kill_on_drop: false }` [INFO] [stdout] 433255902f5e20621e35548a58a16825f1140a957d3a839d04d147a4d9a36c34