[INFO] fetching crate env_derive 0.1.0...
[INFO] testing env_derive-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate env_derive 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate env_derive 0.1.0
[INFO] finished tweaking crates.io crate env_derive 0.1.0
[INFO] tweaked toml for crates.io crate env_derive 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate env_derive 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.13.4 (available: v0.21.3)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (available: v3.4.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.110)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd46830fc61684c473d08d1b1186820f534cb11a03c340a17cc7dffb98b7f575
[INFO] running `Command { std: "docker" "start" "-a" "bd46830fc61684c473d08d1b1186820f534cb11a03c340a17cc7dffb98b7f575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd46830fc61684c473d08d1b1186820f534cb11a03c340a17cc7dffb98b7f575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd46830fc61684c473d08d1b1186820f534cb11a03c340a17cc7dffb98b7f575", kill_on_drop: false }`
[INFO] [stdout] bd46830fc61684c473d08d1b1186820f534cb11a03c340a17cc7dffb98b7f575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14740e53f2bbc8e63b005ced8e73b96738912f612a7ff9353597e4dce2feda27
[INFO] running `Command { std: "docker" "start" "-a" "14740e53f2bbc8e63b005ced8e73b96738912f612a7ff9353597e4dce2feda27", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling env_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `attrs` is never read
[INFO] [stdout]   --> src/env.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Env {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 12 |     ident: syn::Ident,
[INFO] [stdout] 13 |     attrs: Vec<syn::Attribute>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Env` 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 `ty`, `vis`, and `attrs` are never read
[INFO] [stdout]   --> src/field.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Field {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  9 |     pub ident: Option<syn::Ident>,
[INFO] [stdout] 10 |     pub ty: syn::Type,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 11 |     pub vis: syn::Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub attrs: Vec<syn::Attribute>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Field` 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 6.43s
[INFO] running `Command { std: "docker" "inspect" "14740e53f2bbc8e63b005ced8e73b96738912f612a7ff9353597e4dce2feda27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14740e53f2bbc8e63b005ced8e73b96738912f612a7ff9353597e4dce2feda27", kill_on_drop: false }`
[INFO] [stdout] 14740e53f2bbc8e63b005ced8e73b96738912f612a7ff9353597e4dce2feda27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecb6fba6f2067214a3538043113913bb2c03875ed1c844fbadb9b2e4fad0ca9f
[INFO] running `Command { std: "docker" "start" "-a" "ecb6fba6f2067214a3538043113913bb2c03875ed1c844fbadb9b2e4fad0ca9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `attrs` is never read
[INFO] [stdout]   --> src/env.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Env {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 12 |     ident: syn::Ident,
[INFO] [stdout] 13 |     attrs: Vec<syn::Attribute>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Env` 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 `ty`, `vis`, and `attrs` are never read
[INFO] [stdout]   --> src/field.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Field {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  9 |     pub ident: Option<syn::Ident>,
[INFO] [stdout] 10 |     pub ty: syn::Type,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 11 |     pub vis: syn::Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub attrs: Vec<syn::Attribute>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Field` 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/env.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Env {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 12 |     ident: syn::Ident,
[INFO] [stdout] 13 |     attrs: Vec<syn::Attribute>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Env` 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 `ty`, `vis`, and `attrs` are never read
[INFO] [stdout]   --> src/field.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Field {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  9 |     pub ident: Option<syn::Ident>,
[INFO] [stdout] 10 |     pub ty: syn::Type,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 11 |     pub vis: syn::Visibility,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub attrs: Vec<syn::Attribute>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Field` 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 0.64s
[INFO] running `Command { std: "docker" "inspect" "ecb6fba6f2067214a3538043113913bb2c03875ed1c844fbadb9b2e4fad0ca9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb6fba6f2067214a3538043113913bb2c03875ed1c844fbadb9b2e4fad0ca9f", kill_on_drop: false }`
[INFO] [stdout] ecb6fba6f2067214a3538043113913bb2c03875ed1c844fbadb9b2e4fad0ca9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f0736d273e88d830940d0750d265ed471f50c99b2f49ea6d87bfb1bd36e1614
[INFO] running `Command { std: "docker" "start" "-a" "5f0736d273e88d830940d0750d265ed471f50c99b2f49ea6d87bfb1bd36e1614", kill_on_drop: false }`
[INFO] [stderr] warning: field `attrs` is never read
[INFO] [stderr]   --> src/env.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Env {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] 12 |     ident: syn::Ident,
[INFO] [stderr] 13 |     attrs: Vec<syn::Attribute>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Env` 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 `ty`, `vis`, and `attrs` are never read
[INFO] [stderr]   --> src/field.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct Field {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr]  9 |     pub ident: Option<syn::Ident>,
[INFO] [stderr] 10 |     pub ty: syn::Type,
[INFO] [stderr]    |         ^^
[INFO] [stderr] 11 |     pub vis: syn::Visibility,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 12 |     pub attrs: Vec<syn::Attribute>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Field` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `env_derive` (lib) generated 2 warnings
[INFO] [stderr] warning: `env_derive` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/env_derive-9c7a14397f763921)
[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 env_derive
[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" "5f0736d273e88d830940d0750d265ed471f50c99b2f49ea6d87bfb1bd36e1614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f0736d273e88d830940d0750d265ed471f50c99b2f49ea6d87bfb1bd36e1614", kill_on_drop: false }`
[INFO] [stdout] 5f0736d273e88d830940d0750d265ed471f50c99b2f49ea6d87bfb1bd36e1614
