[INFO] fetching crate x11nas 2.19.1...
[INFO] testing x11nas-2.19.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate x11nas 2.19.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate x11nas 2.19.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate x11nas 2.19.1
[INFO] finished tweaking crates.io crate x11nas 2.19.1
[INFO] tweaked toml for crates.io crate x11nas 2.19.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate x11nas 2.19.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e25ea7d524c56eb9aa49d4d78c641c8e3063eed3bcf20f1122cce2505b16dae
[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" "6e25ea7d524c56eb9aa49d4d78c641c8e3063eed3bcf20f1122cce2505b16dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e25ea7d524c56eb9aa49d4d78c641c8e3063eed3bcf20f1122cce2505b16dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e25ea7d524c56eb9aa49d4d78c641c8e3063eed3bcf20f1122cce2505b16dae", kill_on_drop: false }`
[INFO] [stdout] 6e25ea7d524c56eb9aa49d4d78c641c8e3063eed3bcf20f1122cce2505b16dae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e8c076543d403434161d527cf43f14471224cb80823fdf2942eb2dc795295e5
[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" "6e8c076543d403434161d527cf43f14471224cb80823fdf2942eb2dc795295e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling x11nas v2.19.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.72s
[INFO] running `Command { std: "docker" "inspect" "6e8c076543d403434161d527cf43f14471224cb80823fdf2942eb2dc795295e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8c076543d403434161d527cf43f14471224cb80823fdf2942eb2dc795295e5", kill_on_drop: false }`
[INFO] [stdout] 6e8c076543d403434161d527cf43f14471224cb80823fdf2942eb2dc795295e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] d31ea15bb1c0a98b39a11bf4d1c9fc467fe8de93b1831051bc0a26777358c206
[INFO] running `Command { std: "docker" "start" "-a" "d31ea15bb1c0a98b39a11bf4d1c9fc467fe8de93b1831051bc0a26777358c206", kill_on_drop: false }`
[INFO] [stderr]    Compiling x11nas v2.19.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `x11`
[INFO] [stdout]  --> examples/xrecord.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate x11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x11nas`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0463]: can't find crate for `x11`
[INFO] [stdout]   --> examples/input.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate x11;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `x11`
[INFO] [stdout]  --> examples/hello-world.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate x11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d31ea15bb1c0a98b39a11bf4d1c9fc467fe8de93b1831051bc0a26777358c206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31ea15bb1c0a98b39a11bf4d1c9fc467fe8de93b1831051bc0a26777358c206", kill_on_drop: false }`
[INFO] [stdout] d31ea15bb1c0a98b39a11bf4d1c9fc467fe8de93b1831051bc0a26777358c206