[INFO] cloning repository https://github.com/unixgeek/rust_invaders
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unixgeek/rust_invaders" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funixgeek%2Frust_invaders", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funixgeek%2Frust_invaders'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3228723e0c911870041b39daca29ace64062da9
[INFO] checking unixgeek/rust_invaders against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funixgeek%2Frust_invaders" "/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/unixgeek/rust_invaders on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/unixgeek/rust_invaders
[INFO] finished tweaking git repo https://github.com/unixgeek/rust_invaders
[INFO] tweaked toml for git repo https://github.com/unixgeek/rust_invaders written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/unixgeek/rust_invaders already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6d28aec4983804540a15537ddc02edfe08b193ad36a9a7bf93769591cbad8fe
[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" "e6d28aec4983804540a15537ddc02edfe08b193ad36a9a7bf93769591cbad8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6d28aec4983804540a15537ddc02edfe08b193ad36a9a7bf93769591cbad8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d28aec4983804540a15537ddc02edfe08b193ad36a9a7bf93769591cbad8fe", kill_on_drop: false }`
[INFO] [stdout] e6d28aec4983804540a15537ddc02edfe08b193ad36a9a7bf93769591cbad8fe
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 6a62a6399ec0a94d481c579227d72b806093de860fee1969da235a33313c1475
[INFO] running `Command { std: "docker" "start" "-a" "6a62a6399ec0a94d481c579227d72b806093de860fee1969da235a33313c1475", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking rusty_time v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]     Checking crossterm v0.17.7
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking minimp3 v0.3.5
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking rodio v0.10.0
[INFO] [stderr]     Checking rusty_audio v1.1.4
[INFO] [stderr]     Checking rust_invaders v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.96s
[INFO] running `Command { std: "docker" "inspect" "6a62a6399ec0a94d481c579227d72b806093de860fee1969da235a33313c1475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a62a6399ec0a94d481c579227d72b806093de860fee1969da235a33313c1475", kill_on_drop: false }`
[INFO] [stdout] 6a62a6399ec0a94d481c579227d72b806093de860fee1969da235a33313c1475