[INFO] fetching crate serde-brief 0.1.1...
[INFO] checking serde-brief-0.1.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate serde-brief 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate serde-brief 0.1.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde-brief 0.1.1
[INFO] tweaked toml for crates.io crate serde-brief 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-brief 0.1.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde-brief 0.1.1 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 599f8babcbf1b9c168048c392427cb95fe8819f4ca8f69e22c35b82f68941ab2
[INFO] running `Command { std: "docker" "start" "-a" "599f8babcbf1b9c168048c392427cb95fe8819f4ca8f69e22c35b82f68941ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "599f8babcbf1b9c168048c392427cb95fe8819f4ca8f69e22c35b82f68941ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599f8babcbf1b9c168048c392427cb95fe8819f4ca8f69e22c35b82f68941ab2", kill_on_drop: false }`
[INFO] [stdout] 599f8babcbf1b9c168048c392427cb95fe8819f4ca8f69e22c35b82f68941ab2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8676e7f26e00d71256130ae0582aa20dc8fbe7cb4516b5adb6dcf48a8d4a44e4
[INFO] running `Command { std: "docker" "start" "-a" "8676e7f26e00d71256130ae0582aa20dc8fbe7cb4516b5adb6dcf48a8d4a44e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking once_cell v1.20.0
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking serde-brief v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `MAX_BYTES` is never used
[INFO] [stdout]    --> src/format.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 97  | pub trait VarInt: Sized {
[INFO] [stdout]     |           ------ associated constant in this trait
[INFO] [stdout] ...
[INFO] [stdout] 104 |     const MAX_BYTES: usize = varint_max::<Self>();
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W dead-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.36s
[INFO] running `Command { std: "docker" "inspect" "8676e7f26e00d71256130ae0582aa20dc8fbe7cb4516b5adb6dcf48a8d4a44e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8676e7f26e00d71256130ae0582aa20dc8fbe7cb4516b5adb6dcf48a8d4a44e4", kill_on_drop: false }`
[INFO] [stdout] 8676e7f26e00d71256130ae0582aa20dc8fbe7cb4516b5adb6dcf48a8d4a44e4