[INFO] fetching crate nommy_derive 0.4.1...
[INFO] testing nommy_derive-0.4.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate nommy_derive 0.4.1 into /workspace/builds/worker-2-tc1/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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nommy_derive 0.4.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34f821b9fbb2bb1742153c1dcdc24e71058edd9b4c2bca64020ad2d9365304b9
[INFO] running `Command { std: "docker" "start" "-a" "34f821b9fbb2bb1742153c1dcdc24e71058edd9b4c2bca64020ad2d9365304b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34f821b9fbb2bb1742153c1dcdc24e71058edd9b4c2bca64020ad2d9365304b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f821b9fbb2bb1742153c1dcdc24e71058edd9b4c2bca64020ad2d9365304b9", kill_on_drop: false }`
[INFO] [stdout] 34f821b9fbb2bb1742153c1dcdc24e71058edd9b4c2bca64020ad2d9365304b9
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd5f5574d63f93e3399636cfbe62ad66e9259dfdef54435f21bcd5a43a1df58a
[INFO] running `Command { std: "docker" "start" "-a" "cd5f5574d63f93e3399636cfbe62ad66e9259dfdef54435f21bcd5a43a1df58a", 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 2.15s
[INFO] running `Command { std: "docker" "inspect" "cd5f5574d63f93e3399636cfbe62ad66e9259dfdef54435f21bcd5a43a1df58a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd5f5574d63f93e3399636cfbe62ad66e9259dfdef54435f21bcd5a43a1df58a", kill_on_drop: false }`
[INFO] [stdout] cd5f5574d63f93e3399636cfbe62ad66e9259dfdef54435f21bcd5a43a1df58a
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8f4a14d0d2fc8f3ca5bc91f2fec7c8219909f2afdc654eda6704a974e1704b5
[INFO] running `Command { std: "docker" "start" "-a" "b8f4a14d0d2fc8f3ca5bc91f2fec7c8219909f2afdc654eda6704a974e1704b5", 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 0.48s
[INFO] running `Command { std: "docker" "inspect" "b8f4a14d0d2fc8f3ca5bc91f2fec7c8219909f2afdc654eda6704a974e1704b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f4a14d0d2fc8f3ca5bc91f2fec7c8219909f2afdc654eda6704a974e1704b5", kill_on_drop: false }`
[INFO] [stdout] b8f4a14d0d2fc8f3ca5bc91f2fec7c8219909f2afdc654eda6704a974e1704b5
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a656ecffbf2d5fa6945712fcf8d766ab536545bacaf27858d29fd7fce3aed20
[INFO] running `Command { std: "docker" "start" "-a" "8a656ecffbf2d5fa6945712fcf8d766ab536545bacaf27858d29fd7fce3aed20", 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 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nommy_derive-69ab62e6f2134485)
[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" "8a656ecffbf2d5fa6945712fcf8d766ab536545bacaf27858d29fd7fce3aed20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a656ecffbf2d5fa6945712fcf8d766ab536545bacaf27858d29fd7fce3aed20", kill_on_drop: false }`
[INFO] [stdout] 8a656ecffbf2d5fa6945712fcf8d766ab536545bacaf27858d29fd7fce3aed20