[INFO] fetching crate imagemusic 1.0.1...
[INFO] checking imagemusic-1.0.1 against beta for pr-78714
[INFO] extracting crate imagemusic 1.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate imagemusic 1.0.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imagemusic 1.0.1
[INFO] finished tweaking crates.io crate imagemusic 1.0.1
[INFO] tweaked toml for crates.io crate imagemusic 1.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate imagemusic 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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 quick-xml v0.17.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.63
[INFO] [stderr]   Downloaded minidom v0.12.0
[INFO] [stderr]   Downloaded js-sys v0.3.40
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.63
[INFO] [stderr]   Downloaded web-sys v0.3.40
[INFO] [stderr]   Downloaded serde_json v1.0.55
[INFO] [stderr]   Downloaded aho-corasick v0.7.10
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.63
[INFO] [stderr]   Downloaded bincode v1.2.1
[INFO] [stderr]   Downloaded base64 v0.12.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fd8bc85f0ab3f99b24d7a488426093dcc834f89b5de5e79ff1b9f2d887133ee
[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" "6fd8bc85f0ab3f99b24d7a488426093dcc834f89b5de5e79ff1b9f2d887133ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fd8bc85f0ab3f99b24d7a488426093dcc834f89b5de5e79ff1b9f2d887133ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd8bc85f0ab3f99b24d7a488426093dcc834f89b5de5e79ff1b9f2d887133ee", kill_on_drop: false }`
[INFO] [stdout] 6fd8bc85f0ab3f99b24d7a488426093dcc834f89b5de5e79ff1b9f2d887133ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcd2d913fa4201db3bc7e939f7077b61a3e45189a2ac048abc0826fbb0086de0
[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" "dcd2d913fa4201db3bc7e939f7077b61a3e45189a2ac048abc0826fbb0086de0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking adler v0.2.2
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking libc v0.2.71
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking maybe-uninit v2.0.0
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking memoffset v0.5.4
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking deflate v0.8.4
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking quick-xml v0.17.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking minidom v0.12.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking png v0.16.6
[INFO] [stderr]     Checking rayon v1.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking image v0.23.6
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking js-sys v0.3.40
[INFO] [stderr]     Checking web-sys v0.3.40
[INFO] [stderr]     Checking imagemusic v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `Command { std: "docker" "inspect" "dcd2d913fa4201db3bc7e939f7077b61a3e45189a2ac048abc0826fbb0086de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd2d913fa4201db3bc7e939f7077b61a3e45189a2ac048abc0826fbb0086de0", kill_on_drop: false }`
[INFO] [stdout] dcd2d913fa4201db3bc7e939f7077b61a3e45189a2ac048abc0826fbb0086de0