[INFO] fetching crate drone-macros 0.6.0... [INFO] testing drone-macros-0.6.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate drone-macros 0.6.0 into /workspace/builds/worker-108/source [INFO] validating manifest of crates.io crate drone-macros 0.6.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate drone-macros 0.6.0 [INFO] finished tweaking crates.io crate drone-macros 0.6.0 [INFO] tweaked toml for crates.io crate drone-macros 0.6.0 written to /workspace/builds/worker-108/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5fc63f4cb5e98fae617bce34fe088e76a59db4e70d2d165fa4b8e2b9bfb5fbc8 [INFO] running `Command { std: "docker" "start" "-a" "5fc63f4cb5e98fae617bce34fe088e76a59db4e70d2d165fa4b8e2b9bfb5fbc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5fc63f4cb5e98fae617bce34fe088e76a59db4e70d2d165fa4b8e2b9bfb5fbc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fc63f4cb5e98fae617bce34fe088e76a59db4e70d2d165fa4b8e2b9bfb5fbc8", kill_on_drop: false }` [INFO] [stdout] 5fc63f4cb5e98fae617bce34fe088e76a59db4e70d2d165fa4b8e2b9bfb5fbc8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0924897d589dadebea5b17f9d48cf5855e525234e617f647f159870490bd542 [INFO] running `Command { std: "docker" "start" "-a" "c0924897d589dadebea5b17f9d48cf5855e525234e617f647f159870490bd542", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling drone-macros v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(proc_macro)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/bind.rs:9:3 [INFO] [stdout] | [INFO] [stdout] 9 | 'outer: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stdout] --> src/heap.rs:177:22 [INFO] [stdout] | [INFO] [stdout] 177 | let string = input.trim_left_matches("//!"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stdout] --> src/reg.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | let string = string.trim_left_matches("//!"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stdout] --> src/thread_local.rs:20:33 [INFO] [stdout] | [INFO] [stdout] 20 | let string = string.trim_left_matches("//!"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stdout] --> src/thread_local.rs:23:33 [INFO] [stdout] | [INFO] [stdout] 23 | let string = string.trim_left_matches("///"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `drone-macros` due to 2 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c0924897d589dadebea5b17f9d48cf5855e525234e617f647f159870490bd542", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0924897d589dadebea5b17f9d48cf5855e525234e617f647f159870490bd542", kill_on_drop: false }` [INFO] [stdout] c0924897d589dadebea5b17f9d48cf5855e525234e617f647f159870490bd542