[INFO] fetching crate preftool-derive-core 0.2.0... [INFO] testing preftool-derive-core-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate preftool-derive-core 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate preftool-derive-core 0.2.0 [INFO] finished tweaking crates.io crate preftool-derive-core 0.2.0 [INFO] tweaked toml for crates.io crate preftool-derive-core 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate preftool-derive-core 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding darling v0.9.0 (available: v0.21.3) [INFO] [stderr] Adding proc-macro2 v0.4.30 (available: v1.0.101) [INFO] [stderr] Adding quote v0.6.13 (available: v1.0.40) [INFO] [stderr] Adding syn v0.15.44 (available: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 221ccbb05d2eb647fd30065551f194978b26ca99ee1e18caef359cf59fd346b2 [INFO] running `Command { std: "docker" "start" "-a" "221ccbb05d2eb647fd30065551f194978b26ca99ee1e18caef359cf59fd346b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "221ccbb05d2eb647fd30065551f194978b26ca99ee1e18caef359cf59fd346b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "221ccbb05d2eb647fd30065551f194978b26ca99ee1e18caef359cf59fd346b2", kill_on_drop: false }` [INFO] [stdout] 221ccbb05d2eb647fd30065551f194978b26ca99ee1e18caef359cf59fd346b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97604ac1ebdb86367d5aff4948777d4495f14c1ca7df12f00239e3260b9e0590 [INFO] running `Command { std: "docker" "start" "-a" "97604ac1ebdb86367d5aff4948777d4495f14c1ca7df12f00239e3260b9e0590", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling darling_core v0.9.0 [INFO] [stderr] Compiling darling_macro v0.9.0 [INFO] [stderr] Compiling darling v0.9.0 [INFO] [stderr] Compiling preftool-derive-core v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `attrs` is never read [INFO] [stdout] --> src/lib.rs:73:3 [INFO] [stdout] | [INFO] [stdout] 59 | struct FieldOptions { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 73 | attrs: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FieldOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ident` and `fields` are never read [INFO] [stdout] --> src/lib.rs:107:3 [INFO] [stdout] | [INFO] [stdout] 106 | struct VariantOptions { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 107 | ident: syn::Ident, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 108 | fields: darling::ast::Fields, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VariantOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.52s [INFO] running `Command { std: "docker" "inspect" "97604ac1ebdb86367d5aff4948777d4495f14c1ca7df12f00239e3260b9e0590", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97604ac1ebdb86367d5aff4948777d4495f14c1ca7df12f00239e3260b9e0590", kill_on_drop: false }` [INFO] [stdout] 97604ac1ebdb86367d5aff4948777d4495f14c1ca7df12f00239e3260b9e0590 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fe4cb2a5aa0cec96dc46f325b59ed490b5585a467c50e8fa2a9fa6d488b23062 [INFO] running `Command { std: "docker" "start" "-a" "fe4cb2a5aa0cec96dc46f325b59ed490b5585a467c50e8fa2a9fa6d488b23062", kill_on_drop: false }` [INFO] [stdout] warning: field `attrs` is never read [INFO] [stdout] --> src/lib.rs:73:3 [INFO] [stdout] | [INFO] [stdout] 59 | struct FieldOptions { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 73 | attrs: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FieldOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling preftool-derive-core v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `ident` and `fields` are never read [INFO] [stdout] --> src/lib.rs:107:3 [INFO] [stdout] | [INFO] [stdout] 106 | struct VariantOptions { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 107 | ident: syn::Ident, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 108 | fields: darling::ast::Fields, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VariantOptions` 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 `attrs` is never read [INFO] [stdout] --> src/lib.rs:73:3 [INFO] [stdout] | [INFO] [stdout] 59 | struct FieldOptions { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 73 | attrs: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FieldOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ident` and `fields` are never read [INFO] [stdout] --> src/lib.rs:107:3 [INFO] [stdout] | [INFO] [stdout] 106 | struct VariantOptions { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 107 | ident: syn::Ident, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 108 | fields: darling::ast::Fields, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VariantOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "fe4cb2a5aa0cec96dc46f325b59ed490b5585a467c50e8fa2a9fa6d488b23062", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe4cb2a5aa0cec96dc46f325b59ed490b5585a467c50e8fa2a9fa6d488b23062", kill_on_drop: false }` [INFO] [stdout] fe4cb2a5aa0cec96dc46f325b59ed490b5585a467c50e8fa2a9fa6d488b23062 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 455043bf05c203445bd91ae70344c180bda6055f36fe826911c06ce9210cce55 [INFO] running `Command { std: "docker" "start" "-a" "455043bf05c203445bd91ae70344c180bda6055f36fe826911c06ce9210cce55", kill_on_drop: false }` [INFO] [stderr] warning: field `attrs` is never read [INFO] [stderr] --> src/lib.rs:73:3 [INFO] [stderr] | [INFO] [stderr] 59 | struct FieldOptions { [INFO] [stderr] | ------------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 73 | attrs: Vec, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `FieldOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: fields `ident` and `fields` are never read [INFO] [stderr] --> src/lib.rs:107:3 [INFO] [stderr] | [INFO] [stderr] 106 | struct VariantOptions { [INFO] [stderr] | -------------- fields in this struct [INFO] [stderr] 107 | ident: syn::Ident, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 108 | fields: darling::ast::Fields, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `VariantOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `preftool-derive-core` (lib) generated 2 warnings [INFO] [stderr] warning: `preftool-derive-core` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/preftool_derive_core-07e38895c5aec7e0) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests preftool_derive_core [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "455043bf05c203445bd91ae70344c180bda6055f36fe826911c06ce9210cce55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "455043bf05c203445bd91ae70344c180bda6055f36fe826911c06ce9210cce55", kill_on_drop: false }` [INFO] [stdout] 455043bf05c203445bd91ae70344c180bda6055f36fe826911c06ce9210cce55