[INFO] fetching crate tracing-hitrace 0.0.1...
[INFO] checking tracing-hitrace-0.0.1 against try#0edd13c68435d50367c79cef43ac2768d2ec4f3d for pr-129422
[INFO] extracting crate tracing-hitrace 0.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate tracing-hitrace 0.0.1 on toolchain 0edd13c68435d50367c79cef43ac2768d2ec4f3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-hitrace 0.0.1
[INFO] finished tweaking crates.io crate tracing-hitrace 0.0.1
[INFO] tweaked toml for crates.io crate tracing-hitrace 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dadf6434e59d5886127d1c1eaa0d6918c59d187ac3dcf1e9b84247ab7ca45b8c
[INFO] running `Command { std: "docker" "start" "-a" "dadf6434e59d5886127d1c1eaa0d6918c59d187ac3dcf1e9b84247ab7ca45b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dadf6434e59d5886127d1c1eaa0d6918c59d187ac3dcf1e9b84247ab7ca45b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dadf6434e59d5886127d1c1eaa0d6918c59d187ac3dcf1e9b84247ab7ca45b8c", kill_on_drop: false }`
[INFO] [stdout] dadf6434e59d5886127d1c1eaa0d6918c59d187ac3dcf1e9b84247ab7ca45b8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa80e31e7dfa00c097e366c0d7250636bfdad7f3c2edc8c2f9260eade55ae5a0
[INFO] running `Command { std: "docker" "start" "-a" "aa80e31e7dfa00c097e366c0d7250636bfdad7f3c2edc8c2f9260eade55ae5a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking hitrace-sys v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-hitrace v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |     IdOutOfRange(u64),
[INFO] [stdout]    |     ------------ ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 32 |     IdOutOfRange(()),
[INFO] [stdout]    |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |     IdOutOfRange(u64),
[INFO] [stdout]    |     ------------ ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 32 |     IdOutOfRange(()),
[INFO] [stdout]    |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.46s
[INFO] running `Command { std: "docker" "inspect" "aa80e31e7dfa00c097e366c0d7250636bfdad7f3c2edc8c2f9260eade55ae5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa80e31e7dfa00c097e366c0d7250636bfdad7f3c2edc8c2f9260eade55ae5a0", kill_on_drop: false }`
[INFO] [stdout] aa80e31e7dfa00c097e366c0d7250636bfdad7f3c2edc8c2f9260eade55ae5a0