[INFO] cloning repository https://github.com/a2aaron/median_filter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a2aaron/median_filter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Fmedian_filter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Fmedian_filter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ff56fd8905533f70cf206e0cb493a8324c35e1f
[INFO] checking a2aaron/median_filter against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Fmedian_filter" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/a2aaron/median_filter on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/a2aaron/median_filter
[INFO] finished tweaking git repo https://github.com/a2aaron/median_filter
[INFO] tweaked toml for git repo https://github.com/a2aaron/median_filter written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/a2aaron/median_filter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/RustAudio/vst-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded median v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3ca2be3a6e3cc68fd26dd43c787e9219568fee9e4756bf6eb240d5f8d0a62e4
[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" "b3ca2be3a6e3cc68fd26dd43c787e9219568fee9e4756bf6eb240d5f8d0a62e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3ca2be3a6e3cc68fd26dd43c787e9219568fee9e4756bf6eb240d5f8d0a62e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3ca2be3a6e3cc68fd26dd43c787e9219568fee9e4756bf6eb240d5f8d0a62e4", kill_on_drop: false }`
[INFO] [stdout] b3ca2be3a6e3cc68fd26dd43c787e9219568fee9e4756bf6eb240d5f8d0a62e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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] 8746dca8b515501ba2ed75187c75872b7fae29e46924f6adf08c47474b826c2d
[INFO] running `Command { std: "docker" "start" "-a" "8746dca8b515501ba2ed75187c75872b7fae29e46924f6adf08c47474b826c2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking mini-vst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking vst v0.2.1 (https://github.com/RustAudio/vst-rs#fd8e173b)
[INFO] [stderr]     Checking median v0.3.2
[INFO] [stderr]     Checking clipper v0.1.0 (/opt/rustwide/workdir/clipper)
[INFO] [stderr]     Checking stutter v0.1.0 (/opt/rustwide/workdir/stutter)
[INFO] [stderr]     Checking median-filter v0.1.0 (/opt/rustwide/workdir/median_filter)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.15s
[INFO] running `Command { std: "docker" "inspect" "8746dca8b515501ba2ed75187c75872b7fae29e46924f6adf08c47474b826c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8746dca8b515501ba2ed75187c75872b7fae29e46924f6adf08c47474b826c2d", kill_on_drop: false }`
[INFO] [stdout] 8746dca8b515501ba2ed75187c75872b7fae29e46924f6adf08c47474b826c2d