[INFO] fetching crate ibuilder 0.1.8... [INFO] checking ibuilder-0.1.8 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate ibuilder 0.1.8 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate ibuilder 0.1.8 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 ibuilder 0.1.8 [INFO] finished tweaking crates.io crate ibuilder 0.1.8 [INFO] tweaked toml for crates.io crate ibuilder 0.1.8 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 63 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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] Downloading crates ... [INFO] [stderr] Downloaded ibuilder_derive v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 404ea2e950858907cc44bf0732ae525b6bf89449245efdfcd8af51fe10ba7863 [INFO] running `Command { std: "docker" "start" "-a" "404ea2e950858907cc44bf0732ae525b6bf89449245efdfcd8af51fe10ba7863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "404ea2e950858907cc44bf0732ae525b6bf89449245efdfcd8af51fe10ba7863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "404ea2e950858907cc44bf0732ae525b6bf89449245efdfcd8af51fe10ba7863", kill_on_drop: false }` [INFO] [stdout] 404ea2e950858907cc44bf0732ae525b6bf89449245efdfcd8af51fe10ba7863 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 12bf8b01913a04e97095ae3960f7536ac0d76a22fcb5d699f0d7602f5e353501 [INFO] running `Command { std: "docker" "start" "-a" "12bf8b01913a04e97095ae3960f7536ac0d76a22fcb5d699f0d7602f5e353501", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling unicode-xid v0.2.5 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Compiling trybuild v1.0.99 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_spanned v0.6.7 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking backtrace v0.3.73 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking toml_edit v0.22.20 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling ibuilder_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking ibuilder v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/unnamed_field.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | struct Test(i64); [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Test` has a derived impl for the trait `Debug`, 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `field` and `lol` are never read [INFO] [stdout] --> tests/enum.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | Var2 { [INFO] [stdout] | ---- fields in this variant [INFO] [stdout] 7 | field: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 8 | #[ibuilder(default = "ciao")] [INFO] [stdout] 9 | lol: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Enum` has a derived impl for the trait `Debug`, 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: field `0` is never read [INFO] [stdout] --> tests/enum.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | Var3(i32), [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Enum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | Var3(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `integer`, `defaulted`, `inner`, and `en` are never read [INFO] [stdout] --> tests/random.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct Base { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 8 | integer: i32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 9 | #[ibuilder(default = 42)] [INFO] [stdout] 10 | defaulted: i32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 11 | inner: Inner, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | #[ibuilder(rename = "enum")] [INFO] [stdout] 13 | en: Enum, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Base` has a derived impl for the trait `Debug`, 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: fields `string` and `defaulted` are never read [INFO] [stdout] --> tests/random.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | struct Inner { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 19 | string: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 20 | #[ibuilder(default = "lol")] [INFO] [stdout] 21 | defaulted: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `field` and `field2` are never read [INFO] [stdout] --> tests/random.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 29 | Var2 { [INFO] [stdout] | ---- fields in this variant [INFO] [stdout] 30 | #[ibuilder(hidden, default = "nope")] [INFO] [stdout] 31 | field: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | #[ibuilder(rename = "baz")] [INFO] [stdout] 33 | field2: Inner, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Enum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/random.rs:35:10 [INFO] [stdout] | [INFO] [stdout] 35 | Var3(Inner), [INFO] [stdout] | ---- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Enum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 35 | Var3(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/random.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | Var4(Vec>>>>>>), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Enum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 37 | Var4(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.60s [INFO] running `Command { std: "docker" "inspect" "12bf8b01913a04e97095ae3960f7536ac0d76a22fcb5d699f0d7602f5e353501", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12bf8b01913a04e97095ae3960f7536ac0d76a22fcb5d699f0d7602f5e353501", kill_on_drop: false }` [INFO] [stdout] 12bf8b01913a04e97095ae3960f7536ac0d76a22fcb5d699f0d7602f5e353501