[INFO] fetching crate ffi-convert-derive 0.6.1...
[INFO] checking ffi-convert-derive-0.6.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate ffi-convert-derive 0.6.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ffi-convert-derive 0.6.1 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffi-convert-derive 0.6.1
[INFO] finished tweaking crates.io crate ffi-convert-derive 0.6.1
[INFO] tweaked toml for crates.io crate ffi-convert-derive 0.6.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5262b88de63f690f77d04bb3b5356d3af0efb4bd169a685dc551cdc300bfc3fc
[INFO] running `Command { std: "docker" "start" "-a" "5262b88de63f690f77d04bb3b5356d3af0efb4bd169a685dc551cdc300bfc3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5262b88de63f690f77d04bb3b5356d3af0efb4bd169a685dc551cdc300bfc3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5262b88de63f690f77d04bb3b5356d3af0efb4bd169a685dc551cdc300bfc3fc", kill_on_drop: false }`
[INFO] [stdout] 5262b88de63f690f77d04bb3b5356d3af0efb4bd169a685dc551cdc300bfc3fc
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d6f1e06cb89ef62b2ce2bbee3ddfa476a74bd3cd702d5efd6132e37d91487c3
[INFO] running `Command { std: "docker" "start" "-a" "1d6f1e06cb89ef62b2ce2bbee3ddfa476a74bd3cd702d5efd6132e37d91487c3", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking ffi-convert-derive v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `type_params` is never read
[INFO] [stdout]   --> src/utils.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Field<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub type_params: Option<syn::AngleBracketedGenericArguments>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `type_params` is never read
[INFO] [stdout]   --> src/utils.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Field<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub type_params: Option<syn::AngleBracketedGenericArguments>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "1d6f1e06cb89ef62b2ce2bbee3ddfa476a74bd3cd702d5efd6132e37d91487c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6f1e06cb89ef62b2ce2bbee3ddfa476a74bd3cd702d5efd6132e37d91487c3", kill_on_drop: false }`
[INFO] [stdout] 1d6f1e06cb89ef62b2ce2bbee3ddfa476a74bd3cd702d5efd6132e37d91487c3
[INFO] checking ffi-convert-derive-0.6.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate ffi-convert-derive 0.6.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ffi-convert-derive 0.6.1 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffi-convert-derive 0.6.1
[INFO] finished tweaking crates.io crate ffi-convert-derive 0.6.1
[INFO] tweaked toml for crates.io crate ffi-convert-derive 0.6.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 480926bdd05056e53288f5d1288cbeffd280399b35b8435a76cdaaa76b1e0a7a
[INFO] running `Command { std: "docker" "start" "-a" "480926bdd05056e53288f5d1288cbeffd280399b35b8435a76cdaaa76b1e0a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "480926bdd05056e53288f5d1288cbeffd280399b35b8435a76cdaaa76b1e0a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "480926bdd05056e53288f5d1288cbeffd280399b35b8435a76cdaaa76b1e0a7a", kill_on_drop: false }`
[INFO] [stdout] 480926bdd05056e53288f5d1288cbeffd280399b35b8435a76cdaaa76b1e0a7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98e57fe3acf0fc70784725e8e2b5f5df6b5f6d94a783d9eab51f04b5c878a73a
[INFO] running `Command { std: "docker" "start" "-a" "98e57fe3acf0fc70784725e8e2b5f5df6b5f6d94a783d9eab51f04b5c878a73a", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking ffi-convert-derive v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `type_params` is never read
[INFO] [stdout]   --> src/utils.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Field<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub type_params: Option<syn::AngleBracketedGenericArguments>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `type_params` is never read
[INFO] [stdout]   --> src/utils.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Field<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub type_params: Option<syn::AngleBracketedGenericArguments>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "98e57fe3acf0fc70784725e8e2b5f5df6b5f6d94a783d9eab51f04b5c878a73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e57fe3acf0fc70784725e8e2b5f5df6b5f6d94a783d9eab51f04b5c878a73a", kill_on_drop: false }`
[INFO] [stdout] 98e57fe3acf0fc70784725e8e2b5f5df6b5f6d94a783d9eab51f04b5c878a73a