[INFO] fetching crate ecma402_traits 0.1.0...
[INFO] checking ecma402_traits-0.1.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate ecma402_traits 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ecma402_traits 0.1.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ecma402_traits 0.1.0
[INFO] finished tweaking crates.io crate ecma402_traits 0.1.0
[INFO] tweaked toml for crates.io crate ecma402_traits 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1a8e95baed98779cea8a5d7975e878d303973c503462aafed5b1d8ead2af215
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b1a8e95baed98779cea8a5d7975e878d303973c503462aafed5b1d8ead2af215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1a8e95baed98779cea8a5d7975e878d303973c503462aafed5b1d8ead2af215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a8e95baed98779cea8a5d7975e878d303973c503462aafed5b1d8ead2af215", kill_on_drop: false }`
[INFO] [stdout] b1a8e95baed98779cea8a5d7975e878d303973c503462aafed5b1d8ead2af215
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 540b0a7c7212ed2aa2305fa2ca9b99897d3dff3a8d7f714dd3e9fbf813aa9501
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "540b0a7c7212ed2aa2305fa2ca9b99897d3dff3a8d7f714dd3e9fbf813aa9501", kill_on_drop: false }`
[INFO] [stderr]     Checking ecma402_traits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `compact_display`
[INFO] [stdout]    --> src/numberformat.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     compact_display: options::CompactDisplay,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `currency`
[INFO] [stdout]    --> src/numberformat.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     currency: Option<options::Currency>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `currency_display`
[INFO] [stdout]    --> src/numberformat.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     currency_display: options::CurrencyDisplay,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `currency_sign`
[INFO] [stdout]    --> src/numberformat.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     currency_sign: options::CurrencySign,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `notation`
[INFO] [stdout]    --> src/numberformat.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     notation: options::Notation,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `numbering_system`
[INFO] [stdout]    --> src/numberformat.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 |     numbering_system: options::NumberingSystem,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sign_display`
[INFO] [stdout]    --> src/numberformat.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     sign_display: options::SignDisplay,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `style`
[INFO] [stdout]    --> src/numberformat.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     style: options::Style,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unit`
[INFO] [stdout]    --> src/numberformat.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     unit: Option<options::Unit>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `compact_display`
[INFO] [stdout]    --> src/numberformat.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     compact_display: options::CompactDisplay,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `currency`
[INFO] [stdout]    --> src/numberformat.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     currency: Option<options::Currency>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `currency_display`
[INFO] [stdout]    --> src/numberformat.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     currency_display: options::CurrencyDisplay,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `currency_sign`
[INFO] [stdout]    --> src/numberformat.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     currency_sign: options::CurrencySign,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `notation`
[INFO] [stdout]    --> src/numberformat.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     notation: options::Notation,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `numbering_system`
[INFO] [stdout]    --> src/numberformat.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 |     numbering_system: options::NumberingSystem,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sign_display`
[INFO] [stdout]    --> src/numberformat.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     sign_display: options::SignDisplay,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `style`
[INFO] [stdout]    --> src/numberformat.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     style: options::Style,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unit`
[INFO] [stdout]    --> src/numberformat.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     unit: Option<options::Unit>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "540b0a7c7212ed2aa2305fa2ca9b99897d3dff3a8d7f714dd3e9fbf813aa9501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "540b0a7c7212ed2aa2305fa2ca9b99897d3dff3a8d7f714dd3e9fbf813aa9501", kill_on_drop: false }`
[INFO] [stdout] 540b0a7c7212ed2aa2305fa2ca9b99897d3dff3a8d7f714dd3e9fbf813aa9501