[INFO] fetching crate brcode 1.4.2...
[INFO] checking brcode-1.4.2 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate brcode 1.4.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate brcode 1.4.2 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brcode 1.4.2
[INFO] finished tweaking crates.io crate brcode 1.4.2
[INFO] tweaked toml for crates.io crate brcode 1.4.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8-width v0.1.5
[INFO] [stderr]   Downloaded qrcodegen v1.6.0
[INFO] [stderr]   Downloaded html-escape v0.2.9
[INFO] [stderr]   Downloaded qrcode-generator v4.1.1
[INFO] [stderr]   Downloaded edn-derive v0.4.3
[INFO] [stderr]   Downloaded edn-rs v0.16.12
[INFO] [stderr]   Downloaded edn-rs v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c30e7eff664d00959b2a43f0f0fe2972350b3d893a34bb21a3c31d2a0384565
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6c30e7eff664d00959b2a43f0f0fe2972350b3d893a34bb21a3c31d2a0384565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c30e7eff664d00959b2a43f0f0fe2972350b3d893a34bb21a3c31d2a0384565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c30e7eff664d00959b2a43f0f0fe2972350b3d893a34bb21a3c31d2a0384565", kill_on_drop: false }`
[INFO] [stdout] 6c30e7eff664d00959b2a43f0f0fe2972350b3d893a34bb21a3c31d2a0384565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5676b53b6f99ba50d59a617d07889f18981e22a369a9588edad6ae08581edfce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5676b53b6f99ba50d59a617d07889f18981e22a369a9588edad6ae08581edfce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]    Compiling edn-rs v0.16.12
[INFO] [stderr]     Checking qrcodegen v1.6.0
[INFO] [stderr]     Checking edn-rs v0.15.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking html-escape v0.2.9
[INFO] [stderr]     Checking crossbeam-utils v0.8.4
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]    Compiling edn-derive v0.4.3
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Checking qrcode-generator v4.1.1
[INFO] [stderr]     Checking brcode v1.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.37s
[INFO] running `Command { std: "docker" "inspect" "5676b53b6f99ba50d59a617d07889f18981e22a369a9588edad6ae08581edfce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5676b53b6f99ba50d59a617d07889f18981e22a369a9588edad6ae08581edfce", kill_on_drop: false }`
[INFO] [stdout] 5676b53b6f99ba50d59a617d07889f18981e22a369a9588edad6ae08581edfce