[INFO] updating cached repository https://github.com/CascadeBot/Canvas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48e6f99841d58851fbb93f073b1f54935a1215f4
[INFO] checking CascadeBot/Canvas against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCascadeBot%2FCanvas" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CascadeBot/Canvas on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CascadeBot/Canvas
[INFO] finished tweaking git repo https://github.com/CascadeBot/Canvas
[INFO] tweaked toml for git repo https://github.com/CascadeBot/Canvas written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/CascadeBot/Canvas already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0035fd2a2d4fd5fb91dbff646100e34f84b5c4f1adaa34cca6aa0571e1384095
[INFO] running `Command { std: "docker" "start" "-a" "0035fd2a2d4fd5fb91dbff646100e34f84b5c4f1adaa34cca6aa0571e1384095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0035fd2a2d4fd5fb91dbff646100e34f84b5c4f1adaa34cca6aa0571e1384095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0035fd2a2d4fd5fb91dbff646100e34f84b5c4f1adaa34cca6aa0571e1384095", kill_on_drop: false }`
[INFO] [stdout] 0035fd2a2d4fd5fb91dbff646100e34f84b5c4f1adaa34cca6aa0571e1384095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f78716d22b165ca6659f3964bc8cc37ec1ccf935dd4f6152266573fed37b733b
[INFO] running `Command { std: "docker" "start" "-a" "f78716d22b165ca6659f3964bc8cc37ec1ccf935dd4f6152266573fed37b733b", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling rocket_codegen v0.4.4
[INFO] [stderr]    Compiling rocket v0.4.4
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking tiff v0.4.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking png v0.16.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking image v0.23.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking cookie v0.11.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]     Checking imageproc v0.20.0
[INFO] [stderr]     Checking zerocopy v0.3.0
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]     Checking rocket_http v0.4.4
[INFO] [stderr]     Checking canvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "f78716d22b165ca6659f3964bc8cc37ec1ccf935dd4f6152266573fed37b733b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f78716d22b165ca6659f3964bc8cc37ec1ccf935dd4f6152266573fed37b733b", kill_on_drop: false }`
[INFO] [stdout] f78716d22b165ca6659f3964bc8cc37ec1ccf935dd4f6152266573fed37b733b