[INFO] fetching crate gluon_check 0.17.2...
[INFO] checking gluon_check-0.17.2 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate gluon_check 0.17.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate gluon_check 0.17.2 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gluon_check 0.17.2
[INFO] finished tweaking crates.io crate gluon_check 0.17.2
[INFO] tweaked toml for crates.io crate gluon_check 0.17.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8d4aa49c3bd998d15e5bb2600ce989da0c59f5c7686a9d1a7fcb400ded18ac6
[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" "b8d4aa49c3bd998d15e5bb2600ce989da0c59f5c7686a9d1a7fcb400ded18ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8d4aa49c3bd998d15e5bb2600ce989da0c59f5c7686a9d1a7fcb400ded18ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8d4aa49c3bd998d15e5bb2600ce989da0c59f5c7686a9d1a7fcb400ded18ac6", kill_on_drop: false }`
[INFO] [stdout] b8d4aa49c3bd998d15e5bb2600ce989da0c59f5c7686a9d1a7fcb400ded18ac6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "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] 7725e10c7ec94ccfb6e84cc6e52171733a4775f145ed94e44432e727415046a4
[INFO] running `Command { std: "docker" "start" "-a" "7725e10c7ec94ccfb6e84cc6e52171733a4775f145ed94e44432e727415046a4", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking gluon_format v0.17.2
[INFO] [stderr]     Checking gluon_check v0.17.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> src/typecheck/generalize.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     span: Span<BytePos>,
[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]     Checking serde v1.0.123
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking insta v0.16.1
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> src/typecheck/generalize.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     span: Span<BytePos>,
[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 [unoptimized + debuginfo] target(s) in 37.14s
[INFO] running `Command { std: "docker" "inspect" "7725e10c7ec94ccfb6e84cc6e52171733a4775f145ed94e44432e727415046a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7725e10c7ec94ccfb6e84cc6e52171733a4775f145ed94e44432e727415046a4", kill_on_drop: false }`
[INFO] [stdout] 7725e10c7ec94ccfb6e84cc6e52171733a4775f145ed94e44432e727415046a4