[INFO] updating cached repository https://github.com/Bluskript/usagestatsd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c44a0ee4c9f46e67583f20ca40e9519502708e0
[INFO] checking Bluskript/usagestatsd/1c44a0ee4c9f46e67583f20ca40e9519502708e0 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBluskript%2Fusagestatsd" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bluskript/usagestatsd on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bluskript/usagestatsd
[INFO] finished tweaking git repo https://github.com/Bluskript/usagestatsd
[INFO] tweaked toml for git repo https://github.com/Bluskript/usagestatsd written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Bluskript/usagestatsd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ff2667ae60bfb01c6ed46dbc172106fc655b26b0ab74ef16740ec34ebd7ae5c
[INFO] running `Command { std: "docker" "start" "-a" "7ff2667ae60bfb01c6ed46dbc172106fc655b26b0ab74ef16740ec34ebd7ae5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ff2667ae60bfb01c6ed46dbc172106fc655b26b0ab74ef16740ec34ebd7ae5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff2667ae60bfb01c6ed46dbc172106fc655b26b0ab74ef16740ec34ebd7ae5c", kill_on_drop: false }`
[INFO] [stdout] 7ff2667ae60bfb01c6ed46dbc172106fc655b26b0ab74ef16740ec34ebd7ae5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 675e14a4be807ae2a5071203343bb18fd4eb19e71915102bedbe5aa3f63a7af6
[INFO] running `Command { std: "docker" "start" "-a" "675e14a4be807ae2a5071203343bb18fd4eb19e71915102bedbe5aa3f63a7af6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.62
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[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking slab v0.4.2
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[INFO] [stderr]     Checking futures-core v0.3.13
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[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]    Compiling crc32fast v1.2.1
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[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking tokio v0.2.25
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[INFO] [stderr]     Checking usagestatsd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `connection` is never read
[INFO] [stdout]   --> src/comms.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct IPC {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 12 |     connection: Arc<SyncConnection>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db` is never read
[INFO] [stdout]  --> src/store.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Store {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 9 |     db: sled::Db,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `connection` is never read
[INFO] [stdout]   --> src/comms.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct IPC {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 12 |     connection: Arc<SyncConnection>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db` is never read
[INFO] [stdout]  --> src/store.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Store {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 9 |     db: sled::Db,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.55s
[INFO] running `Command { std: "docker" "inspect" "675e14a4be807ae2a5071203343bb18fd4eb19e71915102bedbe5aa3f63a7af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675e14a4be807ae2a5071203343bb18fd4eb19e71915102bedbe5aa3f63a7af6", kill_on_drop: false }`
[INFO] [stdout] 675e14a4be807ae2a5071203343bb18fd4eb19e71915102bedbe5aa3f63a7af6