[INFO] fetching crate zeroable_derive 0.2.0... [INFO] checking zeroable_derive-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate zeroable_derive 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate zeroable_derive 0.2.0 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 zeroable_derive 0.2.0 [INFO] finished tweaking crates.io crate zeroable_derive 0.2.0 [INFO] tweaked toml for crates.io crate zeroable_derive 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 10 packages to latest compatible versions [INFO] [stderr] Adding aho-corasick v0.7.20 (available: v1.1.3) [INFO] [stderr] Adding regex v1.2.1 (available: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.6.29 (available: v0.8.4) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding thread_local v0.3.6 (available: v1.1.8) [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] 47e1b3a2bba6d84d0926290b610222589bc764a6d9b9746ab6625c8471db2557 [INFO] running `Command { std: "docker" "start" "-a" "47e1b3a2bba6d84d0926290b610222589bc764a6d9b9746ab6625c8471db2557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47e1b3a2bba6d84d0926290b610222589bc764a6d9b9746ab6625c8471db2557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47e1b3a2bba6d84d0926290b610222589bc764a6d9b9746ab6625c8471db2557", kill_on_drop: false }` [INFO] [stdout] 47e1b3a2bba6d84d0926290b610222589bc764a6d9b9746ab6625c8471db2557 [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] 84c5ca9daccadb8b813fb7bba84c696df9b21058536a59cfdcb94c0de988d2a6 [INFO] running `Command { std: "docker" "start" "-a" "84c5ca9daccadb8b813fb7bba84c696df9b21058536a59cfdcb94c0de988d2a6", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking zeroable_derive v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/zeroable_macro.rs:222:6 [INFO] [stdout] | [INFO] [stdout] 222 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/datastructure.rs:144:9 [INFO] [stdout] | [INFO] [stdout] 132 | pub struct Struct<'a> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 144 | pub name: &'a Ident, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Struct` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.2.1 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/zeroable_macro.rs:222:6 [INFO] [stdout] | [INFO] [stdout] 222 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/datastructure.rs:144:9 [INFO] [stdout] | [INFO] [stdout] 132 | pub struct Struct<'a> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 144 | pub name: &'a Ident, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Struct` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.06s [INFO] running `Command { std: "docker" "inspect" "84c5ca9daccadb8b813fb7bba84c696df9b21058536a59cfdcb94c0de988d2a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84c5ca9daccadb8b813fb7bba84c696df9b21058536a59cfdcb94c0de988d2a6", kill_on_drop: false }` [INFO] [stdout] 84c5ca9daccadb8b813fb7bba84c696df9b21058536a59cfdcb94c0de988d2a6