[INFO] cloning repository https://github.com/AtsukiTak/derive_asref [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AtsukiTak/derive_asref" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fderive_asref", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fderive_asref'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fbfe24f329a23a97cb14946202660d4d05e89838 [INFO] checking AtsukiTak/derive_asref/fbfe24f329a23a97cb14946202660d4d05e89838 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fderive_asref" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AtsukiTak/derive_asref 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 git repo https://github.com/AtsukiTak/derive_asref [INFO] finished tweaking git repo https://github.com/AtsukiTak/derive_asref [INFO] tweaked toml for git repo https://github.com/AtsukiTak/derive_asref written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/AtsukiTak/derive_asref 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c7412b79d6c6557b02820df4426c87cd0d8255b6e23026cb3ee225b711ca3aed [INFO] running `Command { std: "docker" "start" "-a" "c7412b79d6c6557b02820df4426c87cd0d8255b6e23026cb3ee225b711ca3aed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7412b79d6c6557b02820df4426c87cd0d8255b6e23026cb3ee225b711ca3aed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7412b79d6c6557b02820df4426c87cd0d8255b6e23026cb3ee225b711ca3aed", kill_on_drop: false }` [INFO] [stdout] c7412b79d6c6557b02820df4426c87cd0d8255b6e23026cb3ee225b711ca3aed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a42614349f3810b71de853e514ab246a81665106ff80dc9a2e742161e33ff07e [INFO] running `Command { std: "docker" "start" "-a" "a42614349f3810b71de853e514ab246a81665106ff80dc9a2e742161e33ff07e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking quote v1.0.2 [INFO] [stderr] Checking derive_asref v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `attrs` is never read [INFO] [stdout] --> src/structs.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Struct { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 5 | pub ident: syn::Ident, [INFO] [stdout] 6 | pub attrs: Vec, [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] Compiling serde_derive v1.0.103 [INFO] [stdout] warning: field `attrs` is never read [INFO] [stdout] --> src/structs.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Struct { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 5 | pub ident: syn::Ident, [INFO] [stdout] 6 | pub attrs: Vec, [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 toml v0.5.5 [INFO] [stderr] Checking serde_json v1.0.42 [INFO] [stderr] Checking trybuild v1.0.18 [INFO] [stdout] warning: field `attrs` is never read [INFO] [stdout] --> src/structs.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Struct { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 5 | pub ident: syn::Ident, [INFO] [stdout] 6 | pub attrs: Vec, [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] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.20s [INFO] running `Command { std: "docker" "inspect" "a42614349f3810b71de853e514ab246a81665106ff80dc9a2e742161e33ff07e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a42614349f3810b71de853e514ab246a81665106ff80dc9a2e742161e33ff07e", kill_on_drop: false }` [INFO] [stdout] a42614349f3810b71de853e514ab246a81665106ff80dc9a2e742161e33ff07e