[INFO] fetching crate byte-sequence 0.2.2... [INFO] checking byte-sequence-0.2.2 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] extracting crate byte-sequence 0.2.2 into /workspace/builds/worker-15/source [INFO] validating manifest of crates.io crate byte-sequence 0.2.2 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate byte-sequence 0.2.2 [INFO] finished tweaking crates.io crate byte-sequence 0.2.2 [INFO] tweaked toml for crates.io crate byte-sequence 0.2.2 written to /workspace/builds/worker-15/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 34bc3d667f079723fe7c34b62475efcb04deedb09249ee4e30a5c0ab87013b3a [INFO] running `Command { std: "docker" "start" "-a" "34bc3d667f079723fe7c34b62475efcb04deedb09249ee4e30a5c0ab87013b3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "34bc3d667f079723fe7c34b62475efcb04deedb09249ee4e30a5c0ab87013b3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34bc3d667f079723fe7c34b62475efcb04deedb09249ee4e30a5c0ab87013b3a", kill_on_drop: false }` [INFO] [stdout] 34bc3d667f079723fe7c34b62475efcb04deedb09249ee4e30a5c0ab87013b3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5f421ef4794828b4a93582c363df37a9f7b44dded8f047788634742e4774112 [INFO] running `Command { std: "docker" "start" "-a" "a5f421ef4794828b4a93582c363df37a9f7b44dded8f047788634742e4774112", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking object v0.25.3 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Checking backtrace v0.3.60 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking byte-sequence v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/lib.rs:147:17 [INFO] [stdout] | [INFO] [stdout] 147 | use serde::{Deserialize, Deserializer, Serialize, Serializer}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/lib.rs:147:30 [INFO] [stdout] | [INFO] [stdout] 147 | use serde::{Deserialize, Deserializer, Serialize, Serializer}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Serializer` [INFO] [stdout] --> src/lib.rs:147:55 [INFO] [stdout] | [INFO] [stdout] 147 | use serde::{Deserialize, Deserializer, Serialize, Serializer}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.87s [INFO] running `Command { std: "docker" "inspect" "a5f421ef4794828b4a93582c363df37a9f7b44dded8f047788634742e4774112", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5f421ef4794828b4a93582c363df37a9f7b44dded8f047788634742e4774112", kill_on_drop: false }` [INFO] [stdout] a5f421ef4794828b4a93582c363df37a9f7b44dded8f047788634742e4774112