[INFO] cloning repository https://github.com/olson-dan/rustzork
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olson-dan/rustzork" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folson-dan%2Frustzork", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folson-dan%2Frustzork'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1de5f9b011f9bb68b3b56d4e57d9dcf92a60e62
[INFO] testing olson-dan/rustzork against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folson-dan%2Frustzork" "/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/olson-dan/rustzork on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/olson-dan/rustzork
[INFO] finished tweaking git repo https://github.com/olson-dan/rustzork
[INFO] tweaked toml for git repo https://github.com/olson-dan/rustzork written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/olson-dan/rustzork already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 438e51e8407d766d00f1dea7dc964c49d0254bbd8acf2295800d77e77cca2e7a
[INFO] running `Command { std: "docker" "start" "-a" "438e51e8407d766d00f1dea7dc964c49d0254bbd8acf2295800d77e77cca2e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "438e51e8407d766d00f1dea7dc964c49d0254bbd8acf2295800d77e77cca2e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438e51e8407d766d00f1dea7dc964c49d0254bbd8acf2295800d77e77cca2e7a", kill_on_drop: false }`
[INFO] [stdout] 438e51e8407d766d00f1dea7dc964c49d0254bbd8acf2295800d77e77cca2e7a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 637e8f2bfa05826d38abe927046046a1c7e5bdecafe3bc44815483f4461c41d3
[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" "637e8f2bfa05826d38abe927046046a1c7e5bdecafe3bc44815483f4461c41d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stdout] error[E0425]: cannot find function `pthread_atfork` in crate `libc`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.6.5/src/rngs/adapter/reseeding.rs:320:28
[INFO] [stdout]     |
[INFO] [stdout] 320 |             unsafe { libc::pthread_atfork(None, None, Some(fork_handler)) };
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rand` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "637e8f2bfa05826d38abe927046046a1c7e5bdecafe3bc44815483f4461c41d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "637e8f2bfa05826d38abe927046046a1c7e5bdecafe3bc44815483f4461c41d3", kill_on_drop: false }`
[INFO] [stdout] 637e8f2bfa05826d38abe927046046a1c7e5bdecafe3bc44815483f4461c41d3