[INFO] cloning repository https://github.com/MikkelPaulson/refcell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MikkelPaulson/refcell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikkelPaulson%2Frefcell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikkelPaulson%2Frefcell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd9a404824d9d57f252bba9e2b781a3ade75cfbc
[INFO] checking MikkelPaulson/refcell against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikkelPaulson%2Frefcell" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MikkelPaulson/refcell on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MikkelPaulson/refcell
[INFO] finished tweaking git repo https://github.com/MikkelPaulson/refcell
[INFO] tweaked toml for git repo https://github.com/MikkelPaulson/refcell written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/MikkelPaulson/refcell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df52e9b1a8c9dcc26fe8d5b961402bd5b20bc0ac7b4e9f04e5e54055344d30b1
[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" "df52e9b1a8c9dcc26fe8d5b961402bd5b20bc0ac7b4e9f04e5e54055344d30b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df52e9b1a8c9dcc26fe8d5b961402bd5b20bc0ac7b4e9f04e5e54055344d30b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df52e9b1a8c9dcc26fe8d5b961402bd5b20bc0ac7b4e9f04e5e54055344d30b1", kill_on_drop: false }`
[INFO] [stdout] df52e9b1a8c9dcc26fe8d5b961402bd5b20bc0ac7b4e9f04e5e54055344d30b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dde43617f726ce6e30f36e22e8e613280f9ff26a12b9b2880841478ed6c8099
[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" "4dde43617f726ce6e30f36e22e8e613280f9ff26a12b9b2880841478ed6c8099", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]     Checking tinystr v0.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking unicode-segmentation v1.7.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking unicode-script v0.5.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking fluent-syntax v0.9.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking unic-langid-impl v0.9.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking kurbo v0.6.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking roxmltree v0.11.0
[INFO] [stderr]     Checking unic-langid v0.9.0
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking intl_pluralrules v7.0.0
[INFO] [stderr]     Checking fluent-langneg v0.13.0
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking piet v0.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking type-map v0.3.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking intl-memoizer v0.5.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling freetype-sys v0.11.0
[INFO] [stderr]    Compiling harfbuzz-sys v0.4.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking freetype v0.5.1
[INFO] [stderr]     Checking harfbuzz_rs v1.2.0
[INFO] [stderr]     Checking usvg v0.9.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling druid-derive v0.3.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking glib v0.9.3
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking fluent-bundle v0.12.0
[INFO] [stderr]     Checking piet-cairo v0.1.0
[INFO] [stderr]     Checking piet-common v0.1.1
[INFO] [stderr]     Checking druid-shell v0.6.0
[INFO] [stderr]     Checking druid v0.6.0
[INFO] [stderr]     Checking refcell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 48s
[INFO] running `Command { std: "docker" "inspect" "4dde43617f726ce6e30f36e22e8e613280f9ff26a12b9b2880841478ed6c8099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dde43617f726ce6e30f36e22e8e613280f9ff26a12b9b2880841478ed6c8099", kill_on_drop: false }`
[INFO] [stdout] 4dde43617f726ce6e30f36e22e8e613280f9ff26a12b9b2880841478ed6c8099