[INFO] fetching crate hush 0.1.4... [INFO] checking hush-0.1.4 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate hush 0.1.4 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate hush 0.1.4 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hush 0.1.4 [INFO] finished tweaking crates.io crate hush 0.1.4 [INFO] tweaked toml for crates.io crate hush 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate hush 0.1.4 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded gc_derive v0.4.1 [INFO] [stderr] Downloaded inventory v0.1.10 [INFO] [stderr] Downloaded os_pipe v1.0.1 [INFO] [stderr] Downloaded intaglio v1.2.2 [INFO] [stderr] Downloaded automod v1.0.2 [INFO] [stderr] Downloaded ghost v0.1.2 [INFO] [stderr] Downloaded inventory-impl v0.1.10 [INFO] [stderr] Downloaded gc v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] de7111fc14539e36d902f9dc9c65fa8315ec31efd858a2dbf69c795a7d1de0c3 [INFO] running `Command { std: "docker" "start" "-a" "de7111fc14539e36d902f9dc9c65fa8315ec31efd858a2dbf69c795a7d1de0c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de7111fc14539e36d902f9dc9c65fa8315ec31efd858a2dbf69c795a7d1de0c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de7111fc14539e36d902f9dc9c65fa8315ec31efd858a2dbf69c795a7d1de0c3", kill_on_drop: false }` [INFO] [stdout] de7111fc14539e36d902f9dc9c65fa8315ec31efd858a2dbf69c795a7d1de0c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aab9f98d1793cc419a9551704e85f645e7c1263a3d64646bf0a9d1a2e363e259 [INFO] running `Command { std: "docker" "start" "-a" "aab9f98d1793cc419a9551704e85f645e7c1263a3d64646bf0a9d1a2e363e259", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Compiling inventory v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking intaglio v1.2.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking os_pipe v1.0.1 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling ghost v0.1.2 [INFO] [stderr] Compiling serial_test_derive v0.5.1 [INFO] [stderr] Compiling gc_derive v0.4.1 [INFO] [stderr] Compiling ctor v0.1.21 [INFO] [stderr] Compiling inventory-impl v0.1.10 [INFO] [stderr] Compiling automod v1.0.2 [INFO] [stderr] Checking gc v0.4.1 [INFO] [stderr] Checking serial_test v0.5.1 [INFO] [stderr] Checking hush v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ErrorKind` [INFO] [stdout] --> src/semantic/mod.rs:35:24 [INFO] [stdout] | [INFO] [stdout] 35 | pub use error::{Error, ErrorKind, Errors, ErrorsDisplayContext}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Black` [INFO] [stdout] --> src/term/color.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | pub use termion::color::{Black, Blue, Green, Red, Yellow}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ErrorKind` [INFO] [stdout] --> src/semantic/mod.rs:35:24 [INFO] [stdout] | [INFO] [stdout] 35 | pub use error::{Error, ErrorKind, Errors, ErrorsDisplayContext}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Black` [INFO] [stdout] --> src/term/color.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | pub use termion::color::{Black, Blue, Green, Red, Yellow}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/runtime/mod.rs:456:58 [INFO] [stdout] | [INFO] [stdout] 456 | ... (Value::Array(ref array), Value::Int(ix)) => array [INFO] [stdout] | _________________________________________________________________________^ [INFO] [stdout] 457 | | ... .deref() [INFO] [stdout] | |__________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: the type `runtime::value::array::Array` does not implement `Deref`, so calling `deref` on `&runtime::value::array::Array` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 456 - (Value::Array(ref array), Value::Int(ix)) => array [INFO] [stdout] 457 - .deref() [INFO] [stdout] 456 + (Value::Array(ref array), Value::Int(ix)) => array [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `runtime::value::array::Array`, implement `Clone` for it [INFO] [stdout] --> src/runtime/value/array.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 + #[derive(Clone)] [INFO] [stdout] 16 | pub struct Array(Gc>>); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/runtime/mod.rs:456:58 [INFO] [stdout] | [INFO] [stdout] 456 | ... (Value::Array(ref array), Value::Int(ix)) => array [INFO] [stdout] | _________________________________________________________________________^ [INFO] [stdout] 457 | | ... .deref() [INFO] [stdout] | |__________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: the type `runtime::value::array::Array` does not implement `Deref`, so calling `deref` on `&runtime::value::array::Array` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 456 - (Value::Array(ref array), Value::Int(ix)) => array [INFO] [stdout] 457 - .deref() [INFO] [stdout] 456 + (Value::Array(ref array), Value::Int(ix)) => array [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `runtime::value::array::Array`, implement `Clone` for it [INFO] [stdout] --> src/runtime/value/array.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 + #[derive(Clone)] [INFO] [stdout] 16 | pub struct Array(Gc>>); [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` profile [unoptimized + debuginfo] target(s) in 27.70s [INFO] running `Command { std: "docker" "inspect" "aab9f98d1793cc419a9551704e85f645e7c1263a3d64646bf0a9d1a2e363e259", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aab9f98d1793cc419a9551704e85f645e7c1263a3d64646bf0a9d1a2e363e259", kill_on_drop: false }` [INFO] [stdout] aab9f98d1793cc419a9551704e85f645e7c1263a3d64646bf0a9d1a2e363e259