[INFO] fetching crate murrelet_gen_derive 0.1.3...
[INFO] testing murrelet_gen_derive-0.1.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate murrelet_gen_derive 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate murrelet_gen_derive 0.1.3
[INFO] finished tweaking crates.io crate murrelet_gen_derive 0.1.3
[INFO] tweaked toml for crates.io crate murrelet_gen_derive 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate murrelet_gen_derive 0.1.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate murrelet_gen_derive 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 229da8c53ecd617ed951d15b9fc01d29fe661a06108c76d36889ef09b2957224
[INFO] running `Command { std: "docker" "start" "-a" "229da8c53ecd617ed951d15b9fc01d29fe661a06108c76d36889ef09b2957224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "229da8c53ecd617ed951d15b9fc01d29fe661a06108c76d36889ef09b2957224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "229da8c53ecd617ed951d15b9fc01d29fe661a06108c76d36889ef09b2957224", kill_on_drop: false }`
[INFO] [stdout] 229da8c53ecd617ed951d15b9fc01d29fe661a06108c76d36889ef09b2957224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31eed9f239dfc4d16661c871db8c70aefec30dcf1bd5660161f2523a13d538e5
[INFO] running `Command { std: "docker" "start" "-a" "31eed9f239dfc4d16661c871db8c70aefec30dcf1bd5660161f2523a13d538e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling murrelet_gen_derive v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `val` is never read
[INFO] [stdout]   --> src/gen_methods.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     VecLengthFixed {
[INFO] [stdout]    |     -------------- field in this variant
[INFO] [stdout] 55 |         val: syn::Expr,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GenMethod` has derived impls for the traits `Clone` and `Debug`, but these are 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.34s
[INFO] running `Command { std: "docker" "inspect" "31eed9f239dfc4d16661c871db8c70aefec30dcf1bd5660161f2523a13d538e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31eed9f239dfc4d16661c871db8c70aefec30dcf1bd5660161f2523a13d538e5", kill_on_drop: false }`
[INFO] [stdout] 31eed9f239dfc4d16661c871db8c70aefec30dcf1bd5660161f2523a13d538e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fbd49f92ecf0b8e75a83cb70230577aca47dd46483fe51a5d41aa95112084fe
[INFO] running `Command { std: "docker" "start" "-a" "9fbd49f92ecf0b8e75a83cb70230577aca47dd46483fe51a5d41aa95112084fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling murrelet_gen_derive v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `val` is never read
[INFO] [stdout]   --> src/gen_methods.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     VecLengthFixed {
[INFO] [stdout]    |     -------------- field in this variant
[INFO] [stdout] 55 |         val: syn::Expr,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GenMethod` has derived impls for the traits `Clone` and `Debug`, but these are 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: field `val` is never read
[INFO] [stdout]   --> src/gen_methods.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     VecLengthFixed {
[INFO] [stdout]    |     -------------- field in this variant
[INFO] [stdout] 55 |         val: syn::Expr,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GenMethod` has derived impls for the traits `Clone` and `Debug`, but these are 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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "9fbd49f92ecf0b8e75a83cb70230577aca47dd46483fe51a5d41aa95112084fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fbd49f92ecf0b8e75a83cb70230577aca47dd46483fe51a5d41aa95112084fe", kill_on_drop: false }`
[INFO] [stdout] 9fbd49f92ecf0b8e75a83cb70230577aca47dd46483fe51a5d41aa95112084fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87941729bbdb491131a88aa7ebf67b28300d1625ff266a0d8d0e4d467177746c
[INFO] running `Command { std: "docker" "start" "-a" "87941729bbdb491131a88aa7ebf67b28300d1625ff266a0d8d0e4d467177746c", kill_on_drop: false }`
[INFO] [stderr] warning: field `val` is never read
[INFO] [stderr]   --> src/gen_methods.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |     VecLengthFixed {
[INFO] [stderr]    |     -------------- field in this variant
[INFO] [stderr] 55 |         val: syn::Expr,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `GenMethod` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `murrelet_gen_derive` (lib) generated 1 warning
[INFO] [stderr] warning: `murrelet_gen_derive` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/murrelet_gen_derive-e165344dfde4eb74)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests murrelet_gen_derive
[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] [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" "87941729bbdb491131a88aa7ebf67b28300d1625ff266a0d8d0e4d467177746c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87941729bbdb491131a88aa7ebf67b28300d1625ff266a0d8d0e4d467177746c", kill_on_drop: false }`
[INFO] [stdout] 87941729bbdb491131a88aa7ebf67b28300d1625ff266a0d8d0e4d467177746c