[INFO] fetching crate fastobo-derive-internal 0.10.0...
[INFO] checking fastobo-derive-internal-0.10.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate fastobo-derive-internal 0.10.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fastobo-derive-internal 0.10.0 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 fastobo-derive-internal 0.10.0
[INFO] finished tweaking crates.io crate fastobo-derive-internal 0.10.0
[INFO] tweaked toml for crates.io crate fastobo-derive-internal 0.10.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2df74a99512f2e2c3e373505776772de4be38607ca609a455d8fdca8b46b88eb
[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" "2df74a99512f2e2c3e373505776772de4be38607ca609a455d8fdca8b46b88eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2df74a99512f2e2c3e373505776772de4be38607ca609a455d8fdca8b46b88eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2df74a99512f2e2c3e373505776772de4be38607ca609a455d8fdca8b46b88eb", kill_on_drop: false }`
[INFO] [stdout] 2df74a99512f2e2c3e373505776772de4be38607ca609a455d8fdca8b46b88eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c09047b96b510192ce9a61f1b6c0622368065850bf49ba8a69996cf8c7b14e05
[INFO] running `Command { std: "docker" "start" "-a" "c09047b96b510192ce9a61f1b6c0622368065850bf49ba8a69996cf8c7b14e05", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking proc-macro2 v1.0.20
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stderr]     Checking fastobo-derive-internal v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `syn::spanned::Spanned`
[INFO] [stdout]   --> src/obo_clause.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use syn::spanned::Spanned;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::spanned::Spanned`
[INFO] [stdout]   --> src/obo_clause.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use syn::spanned::Spanned;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.40s
[INFO] running `Command { std: "docker" "inspect" "c09047b96b510192ce9a61f1b6c0622368065850bf49ba8a69996cf8c7b14e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09047b96b510192ce9a61f1b6c0622368065850bf49ba8a69996cf8c7b14e05", kill_on_drop: false }`
[INFO] [stdout] c09047b96b510192ce9a61f1b6c0622368065850bf49ba8a69996cf8c7b14e05