[INFO] fetching crate wordcloud-rs 0.1.14...
[INFO] checking wordcloud-rs-0.1.14 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate wordcloud-rs 0.1.14 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate wordcloud-rs 0.1.14 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wordcloud-rs 0.1.14
[INFO] finished tweaking crates.io crate wordcloud-rs 0.1.14
[INFO] tweaked toml for crates.io crate wordcloud-rs 0.1.14 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 97 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
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[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (available: v0.8.0)
[INFO] [stderr]       Adding siphasher v0.3.11 (available: v1.0.1)
[INFO] [stderr]       Adding ttf-parser v0.15.2 (available: v0.24.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fontdue v0.7.3
[INFO] [stderr]   Downloaded twemoji-rs v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d44a67de18628bbc2b3af82c4d4e3f9b1b15fcac561ce515ea6074c8e3ac1cb0
[INFO] running `Command { std: "docker" "start" "-a" "d44a67de18628bbc2b3af82c4d4e3f9b1b15fcac561ce515ea6074c8e3ac1cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d44a67de18628bbc2b3af82c4d4e3f9b1b15fcac561ce515ea6074c8e3ac1cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d44a67de18628bbc2b3af82c4d4e3f9b1b15fcac561ce515ea6074c8e3ac1cb0", kill_on_drop: false }`
[INFO] [stdout] d44a67de18628bbc2b3af82c4d4e3f9b1b15fcac561ce515ea6074c8e3ac1cb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccdbf9b81400dfd0a4667a21ccc9dc432a9a48cb0008515971f52a66821d7705
[INFO] running `Command { std: "docker" "start" "-a" "ccdbf9b81400dfd0a4667a21ccc9dc432a9a48cb0008515971f52a66821d7705", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking simd-adler32 v0.3.7
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[INFO] [stderr]     Checking wordcloud-rs v0.1.14 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `indexes` is never read
[INFO] [stdout]   --> src/indexed_chars.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct IndexedChars {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 16 |     pub indexes: Vec<usize>,
[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] [stdout] warning: field `indexes` is never read
[INFO] [stdout]   --> src/indexed_chars.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct IndexedChars {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 16 |     pub indexes: Vec<usize>,
[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` profile [unoptimized + debuginfo] target(s) in 29.69s
[INFO] running `Command { std: "docker" "inspect" "ccdbf9b81400dfd0a4667a21ccc9dc432a9a48cb0008515971f52a66821d7705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccdbf9b81400dfd0a4667a21ccc9dc432a9a48cb0008515971f52a66821d7705", kill_on_drop: false }`
[INFO] [stdout] ccdbf9b81400dfd0a4667a21ccc9dc432a9a48cb0008515971f52a66821d7705