[INFO] fetching crate nommy_derive 0.4.1...
[INFO] testing nommy_derive-0.4.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate nommy_derive 0.4.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nommy_derive 0.4.1
[INFO] finished tweaking crates.io crate nommy_derive 0.4.1
[INFO] tweaked toml for crates.io crate nommy_derive 0.4.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nommy_derive 0.4.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[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] 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] 9508498feef11a6625d4dcf13d8bfb20962740e1b5df2e4441d87dfaefe723cd
[INFO] running `Command { std: "docker" "start" "-a" "9508498feef11a6625d4dcf13d8bfb20962740e1b5df2e4441d87dfaefe723cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9508498feef11a6625d4dcf13d8bfb20962740e1b5df2e4441d87dfaefe723cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9508498feef11a6625d4dcf13d8bfb20962740e1b5df2e4441d87dfaefe723cd", kill_on_drop: false }`
[INFO] [stdout] 9508498feef11a6625d4dcf13d8bfb20962740e1b5df2e4441d87dfaefe723cd
[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] 0d07a96d8015a8a2e6c1d99adb81bac0868a113719ab7897b36d88ce706dcf28
[INFO] running `Command { std: "docker" "start" "-a" "0d07a96d8015a8a2e6c1d99adb81bac0868a113719ab7897b36d88ce706dcf28", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nommy_derive v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `after_each` is never used
[INFO] [stdout]   --> src/fn_impl.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait FnImpl<F: FieldType>: Sized {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn after_each(&self) -> TokenStream {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[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 3.70s
[INFO] running `Command { std: "docker" "inspect" "0d07a96d8015a8a2e6c1d99adb81bac0868a113719ab7897b36d88ce706dcf28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d07a96d8015a8a2e6c1d99adb81bac0868a113719ab7897b36d88ce706dcf28", kill_on_drop: false }`
[INFO] [stdout] 0d07a96d8015a8a2e6c1d99adb81bac0868a113719ab7897b36d88ce706dcf28
[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] d781544c580635deb19adeaed625b6b0c86ff94bc70da8e7c39445f8fd4640d6
[INFO] running `Command { std: "docker" "start" "-a" "d781544c580635deb19adeaed625b6b0c86ff94bc70da8e7c39445f8fd4640d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling nommy_derive v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `after_each` is never used
[INFO] [stdout]   --> src/fn_impl.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait FnImpl<F: FieldType>: Sized {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn after_each(&self) -> TokenStream {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `after_each` is never used
[INFO] [stdout]   --> src/fn_impl.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait FnImpl<F: FieldType>: Sized {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn after_each(&self) -> TokenStream {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[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 1.01s
[INFO] running `Command { std: "docker" "inspect" "d781544c580635deb19adeaed625b6b0c86ff94bc70da8e7c39445f8fd4640d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d781544c580635deb19adeaed625b6b0c86ff94bc70da8e7c39445f8fd4640d6", kill_on_drop: false }`
[INFO] [stdout] d781544c580635deb19adeaed625b6b0c86ff94bc70da8e7c39445f8fd4640d6
[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] 9b16f8587314be2e9f62dccc74e128d610ec3de5fd802d47b58c19c8f4cbaad4
[INFO] running `Command { std: "docker" "start" "-a" "9b16f8587314be2e9f62dccc74e128d610ec3de5fd802d47b58c19c8f4cbaad4", kill_on_drop: false }`
[INFO] [stderr] warning: method `after_each` is never used
[INFO] [stderr]   --> src/fn_impl.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub trait FnImpl<F: FieldType>: Sized {
[INFO] [stderr]    |           ------ method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 17 |     fn after_each(&self) -> TokenStream {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nommy_derive` (lib) generated 1 warning
[INFO] [stderr] warning: `nommy_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/nommy_derive-d4869a54ab52aec6)
[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 nommy_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" "9b16f8587314be2e9f62dccc74e128d610ec3de5fd802d47b58c19c8f4cbaad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b16f8587314be2e9f62dccc74e128d610ec3de5fd802d47b58c19c8f4cbaad4", kill_on_drop: false }`
[INFO] [stdout] 9b16f8587314be2e9f62dccc74e128d610ec3de5fd802d47b58c19c8f4cbaad4