[INFO] cloning repository https://github.com/wfraser/unicoder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wfraser/unicoder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Funicoder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Funicoder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09a95a969afc1fcdbdf65aaf08b02fdd43d9d6e8
[INFO] checking wfraser/unicoder against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Funicoder" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wfraser/unicoder on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wfraser/unicoder
[INFO] finished tweaking git repo https://github.com/wfraser/unicoder
[INFO] tweaked toml for git repo https://github.com/wfraser/unicoder written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/wfraser/unicoder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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] fa9f7f20369d720dc3531f8c86bf4c34527b86186d9b7251deb4f1b404f40cba
[INFO] running `Command { std: "docker" "start" "-a" "fa9f7f20369d720dc3531f8c86bf4c34527b86186d9b7251deb4f1b404f40cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa9f7f20369d720dc3531f8c86bf4c34527b86186d9b7251deb4f1b404f40cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9f7f20369d720dc3531f8c86bf4c34527b86186d9b7251deb4f1b404f40cba", kill_on_drop: false }`
[INFO] [stdout] fa9f7f20369d720dc3531f8c86bf4c34527b86186d9b7251deb4f1b404f40cba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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] 0771a4cc67ebe061b9d510a0be6a47ef2001aea002e5ccc47c16f5d20463e86d
[INFO] running `Command { std: "docker" "start" "-a" "0771a4cc67ebe061b9d510a0be6a47ef2001aea002e5ccc47c16f5d20463e86d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking unicode_names v0.1.7 (https://github.com/Jokler/unicode_names?branch=update-to-latest-unicode#d97b80c3)
[INFO] [stderr]     Checking ucd v0.1.1
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking unicoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.43s
[INFO] running `Command { std: "docker" "inspect" "0771a4cc67ebe061b9d510a0be6a47ef2001aea002e5ccc47c16f5d20463e86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0771a4cc67ebe061b9d510a0be6a47ef2001aea002e5ccc47c16f5d20463e86d", kill_on_drop: false }`
[INFO] [stdout] 0771a4cc67ebe061b9d510a0be6a47ef2001aea002e5ccc47c16f5d20463e86d