[INFO] cloning repository https://github.com/centricular/rtmp-slate-fallback
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/centricular/rtmp-slate-fallback" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcentricular%2Frtmp-slate-fallback", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcentricular%2Frtmp-slate-fallback'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ac68eed3ec3501e6057e615a78e59640941cf8f
[INFO] checking centricular/rtmp-slate-fallback against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcentricular%2Frtmp-slate-fallback" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/centricular/rtmp-slate-fallback on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/centricular/rtmp-slate-fallback
[INFO] finished tweaking git repo https://github.com/centricular/rtmp-slate-fallback
[INFO] tweaked toml for git repo https://github.com/centricular/rtmp-slate-fallback written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/centricular/rtmp-slate-fallback already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/glib`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir.git`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir-files.git`
[INFO] [stderr]     Updating git repository `https://gitlab.freedesktop.org/gstreamer/gstreamer-rs`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/sys`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir-files`
[INFO] [stderr]     Updating git repository `https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded paste v0.1.9
[INFO] [stderr]   Downloaded paste-impl v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdb1ae2467fa989fe2f3d71ee37706410e1ec970c543a2f7bb025cf5868a30d9
[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" "fdb1ae2467fa989fe2f3d71ee37706410e1ec970c543a2f7bb025cf5868a30d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdb1ae2467fa989fe2f3d71ee37706410e1ec970c543a2f7bb025cf5868a30d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdb1ae2467fa989fe2f3d71ee37706410e1ec970c543a2f7bb025cf5868a30d9", kill_on_drop: false }`
[INFO] [stdout] fdb1ae2467fa989fe2f3d71ee37706410e1ec970c543a2f7bb025cf5868a30d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "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] 63fe6eaf19b55893f9e2ba17681eca9c21b02f41a02eaf2200c15ae3e1551f3c
[INFO] running `Command { std: "docker" "start" "-a" "63fe6eaf19b55893f9e2ba17681eca9c21b02f41a02eaf2200c15ae3e1551f3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro-hack v0.5.14
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling gstreamer v0.16.0 (https://gitlab.freedesktop.org/gstreamer/gstreamer-rs#962da8a6)
[INFO] [stderr]     Checking pretty-hex v0.1.1
[INFO] [stderr]     Checking muldiv v0.2.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling glib-sys v0.9.1 (https://github.com/gtk-rs/sys#bac293d7)
[INFO] [stderr]    Compiling gobject-sys v0.9.1 (https://github.com/gtk-rs/sys#bac293d7)
[INFO] [stderr]    Compiling gstreamer-sys v0.9.0 (https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys#0002f2e5)
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling paste-impl v0.1.9
[INFO] [stderr]     Checking paste v0.1.9
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling glib-macros v0.9.0 (https://github.com/gtk-rs/glib#4633ffd4)
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking thiserror v1.0.14
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking glib v0.9.3 (https://github.com/gtk-rs/glib#4633ffd4)
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking rtmp-slate-fallback v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.92s
[INFO] running `Command { std: "docker" "inspect" "63fe6eaf19b55893f9e2ba17681eca9c21b02f41a02eaf2200c15ae3e1551f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63fe6eaf19b55893f9e2ba17681eca9c21b02f41a02eaf2200c15ae3e1551f3c", kill_on_drop: false }`
[INFO] [stdout] 63fe6eaf19b55893f9e2ba17681eca9c21b02f41a02eaf2200c15ae3e1551f3c