[INFO] fetching crate preftool-derive-core 0.2.0... [INFO] testing preftool-derive-core-0.2.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate preftool-derive-core 0.2.0 into /workspace/builds/worker-2-tc1/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-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate preftool-derive-core 0.2.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [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: v1.0.41) [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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded darling v0.9.0 [INFO] [stderr] Downloaded darling_core v0.9.0 [INFO] [stderr] Downloaded darling_macro v0.9.0 [INFO] [stderr] Downloaded strsim v0.7.0 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7321d9364d933c4f165e1e4d86d64155d02b9b50dae08e0939b280ef0f02020 [INFO] running `Command { std: "docker" "start" "-a" "f7321d9364d933c4f165e1e4d86d64155d02b9b50dae08e0939b280ef0f02020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7321d9364d933c4f165e1e4d86d64155d02b9b50dae08e0939b280ef0f02020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7321d9364d933c4f165e1e4d86d64155d02b9b50dae08e0939b280ef0f02020", kill_on_drop: false }` [INFO] [stdout] f7321d9364d933c4f165e1e4d86d64155d02b9b50dae08e0939b280ef0f02020 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30438614542c8464909a4b6f7ed75f193e68396e0935b55be93a2ea75dc97e28 [INFO] running `Command { std: "docker" "start" "-a" "30438614542c8464909a4b6f7ed75f193e68396e0935b55be93a2ea75dc97e28", 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 strsim v0.7.0 [INFO] [stderr] Compiling ident_case v1.0.1 [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)]` 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 7.91s [INFO] running `Command { std: "docker" "inspect" "30438614542c8464909a4b6f7ed75f193e68396e0935b55be93a2ea75dc97e28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30438614542c8464909a4b6f7ed75f193e68396e0935b55be93a2ea75dc97e28", kill_on_drop: false }` [INFO] [stdout] 30438614542c8464909a4b6f7ed75f193e68396e0935b55be93a2ea75dc97e28 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aae9ca54bc906b29818e029b2608dda9eec8947e107989983db7cc8ace5b6011 [INFO] running `Command { std: "docker" "start" "-a" "aae9ca54bc906b29818e029b2608dda9eec8947e107989983db7cc8ace5b6011", 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)]` 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)]` 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 0.40s [INFO] running `Command { std: "docker" "inspect" "aae9ca54bc906b29818e029b2608dda9eec8947e107989983db7cc8ace5b6011", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aae9ca54bc906b29818e029b2608dda9eec8947e107989983db7cc8ace5b6011", kill_on_drop: false }` [INFO] [stdout] aae9ca54bc906b29818e029b2608dda9eec8947e107989983db7cc8ace5b6011 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bdffeea0401588f32c24121486b3e87ab5b245f80f534ef3e32f1b7d4d07b7cd [INFO] running `Command { std: "docker" "start" "-a" "bdffeea0401588f32c24121486b3e87ab5b245f80f534ef3e32f1b7d4d07b7cd", 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)]` 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-fe204279ec509890) [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" "bdffeea0401588f32c24121486b3e87ab5b245f80f534ef3e32f1b7d4d07b7cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdffeea0401588f32c24121486b3e87ab5b245f80f534ef3e32f1b7d4d07b7cd", kill_on_drop: false }` [INFO] [stdout] bdffeea0401588f32c24121486b3e87ab5b245f80f534ef3e32f1b7d4d07b7cd