[INFO] fetching crate viz-utils 0.1.0-alpha...
[INFO] checking viz-utils-0.1.0-alpha against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate viz-utils 0.1.0-alpha into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate viz-utils 0.1.0-alpha on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate viz-utils 0.1.0-alpha
[INFO] finished tweaking crates.io crate viz-utils 0.1.0-alpha
[INFO] tweaked toml for crates.io crate viz-utils 0.1.0-alpha written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] df492404c4f6db0cc6fdb9290d94fc84ee30ff494a48a83899cf5be43496e78c
[INFO] running `Command { std: "docker" "start" "-a" "df492404c4f6db0cc6fdb9290d94fc84ee30ff494a48a83899cf5be43496e78c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df492404c4f6db0cc6fdb9290d94fc84ee30ff494a48a83899cf5be43496e78c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df492404c4f6db0cc6fdb9290d94fc84ee30ff494a48a83899cf5be43496e78c", kill_on_drop: false }`
[INFO] [stdout] df492404c4f6db0cc6fdb9290d94fc84ee30ff494a48a83899cf5be43496e78c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7f54265509d531a8629846fa162b6195b3f4b5f99c87ca5828699797da238df
[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" "a7f54265509d531a8629846fa162b6195b3f4b5f99c87ca5828699797da238df", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking anyhow v1.0.32
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking viz-utils v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.34s
[INFO] running `Command { std: "docker" "inspect" "a7f54265509d531a8629846fa162b6195b3f4b5f99c87ca5828699797da238df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f54265509d531a8629846fa162b6195b3f4b5f99c87ca5828699797da238df", kill_on_drop: false }`
[INFO] [stdout] a7f54265509d531a8629846fa162b6195b3f4b5f99c87ca5828699797da238df
