[INFO] fetching crate askalono-cli 0.3.0...
[INFO] checking askalono-cli-0.3.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate askalono-cli 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate askalono-cli 0.3.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate askalono-cli 0.3.0
[INFO] finished tweaking crates.io crate askalono-cli 0.3.0
[INFO] tweaked toml for crates.io crate askalono-cli 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 43106175de04626ceded6ab1aa034adec79a244b31db36db9d4c19b8cf989f67
[INFO] running `"docker" "start" "-a" "43106175de04626ceded6ab1aa034adec79a244b31db36db9d4c19b8cf989f67"`
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]    Compiling rmp v0.8.8
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling miniz_oxide v0.3.3
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]     Checking askalono v0.3.0
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling askalono-cli v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: askalono cache file already exists; not re-building
[INFO] [stderr] warning: the item `serde_json` is imported redundantly
[INFO] [stderr]   --> src/formats.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 97 |         use serde_json;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/main.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | extern crate serde_json;
[INFO] [stderr]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `serde_json` is imported redundantly
[INFO] [stderr]   --> src/formats.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 97 |         use serde_json;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/main.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | extern crate serde_json;
[INFO] [stderr]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.76s
[INFO] running `"docker" "inspect" "43106175de04626ceded6ab1aa034adec79a244b31db36db9d4c19b8cf989f67"`
[INFO] running `"docker" "rm" "-f" "43106175de04626ceded6ab1aa034adec79a244b31db36db9d4c19b8cf989f67"`
[INFO] [stdout] 43106175de04626ceded6ab1aa034adec79a244b31db36db9d4c19b8cf989f67