[INFO] fetching crate loopers-common 0.2.0...
[INFO] checking loopers-common-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate loopers-common 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate loopers-common 0.2.0
[INFO] finished tweaking crates.io crate loopers-common 0.2.0
[INFO] tweaked toml for crates.io crate loopers-common 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate loopers-common 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding fern v0.6.2 (available: v0.7.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54de82a8729641b96e30dbd7b42f4a3b7bd4cf8946ec3913acb7aa9025e1fbe0
[INFO] running `Command { std: "docker" "start" "-a" "54de82a8729641b96e30dbd7b42f4a3b7bd4cf8946ec3913acb7aa9025e1fbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54de82a8729641b96e30dbd7b42f4a3b7bd4cf8946ec3913acb7aa9025e1fbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54de82a8729641b96e30dbd7b42f4a3b7bd4cf8946ec3913acb7aa9025e1fbe0", kill_on_drop: false }`
[INFO] [stdout] 54de82a8729641b96e30dbd7b42f4a3b7bd4cf8946ec3913acb7aa9025e1fbe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544834de0c963930dc1e99b3f254379bbdf5b43afe7ad51e0cd7c98b834661fe
[INFO] running `Command { std: "docker" "start" "-a" "544834de0c963930dc1e99b3f254379bbdf5b43afe7ad51e0cd7c98b834661fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking bitflags v2.9.3
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking fern v0.6.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking tempfile v3.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking loopers-common v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> src/gui_channel.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct LogMessage {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 79 |     level: LogLevel,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LogMessage` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> src/gui_channel.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct LogMessage {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 79 |     level: LogLevel,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LogMessage` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.08s
[INFO] running `Command { std: "docker" "inspect" "544834de0c963930dc1e99b3f254379bbdf5b43afe7ad51e0cd7c98b834661fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544834de0c963930dc1e99b3f254379bbdf5b43afe7ad51e0cd7c98b834661fe", kill_on_drop: false }`
[INFO] [stdout] 544834de0c963930dc1e99b3f254379bbdf5b43afe7ad51e0cd7c98b834661fe