[INFO] cloning repository https://github.com/Kintaro/rust-xinerama
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kintaro/rust-xinerama" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKintaro%2Frust-xinerama", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKintaro%2Frust-xinerama'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d0e3cbf923b9c5919503502b48c50b993cee6e5
[INFO] checking Kintaro/rust-xinerama against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKintaro%2Frust-xinerama" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kintaro/rust-xinerama on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kintaro/rust-xinerama
[INFO] finished tweaking git repo https://github.com/Kintaro/rust-xinerama
[INFO] tweaked toml for git repo https://github.com/Kintaro/rust-xinerama written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Kintaro/rust-xinerama already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Kintaro/rust-xlib.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e826bb11228508fbe749e594038d6727208aa94" "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] bcc84dc21cecc8156054c2d4a30562fd682f2bef8ba8bab0da43f13bd701b544
[INFO] running `Command { std: "docker" "start" "-a" "bcc84dc21cecc8156054c2d4a30562fd682f2bef8ba8bab0da43f13bd701b544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcc84dc21cecc8156054c2d4a30562fd682f2bef8ba8bab0da43f13bd701b544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc84dc21cecc8156054c2d4a30562fd682f2bef8ba8bab0da43f13bd701b544", kill_on_drop: false }`
[INFO] [stdout] bcc84dc21cecc8156054c2d4a30562fd682f2bef8ba8bab0da43f13bd701b544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18e6a9bf718fc004454a3c8386497cbfdb579437284aca1592a3546fda6de659
[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" "18e6a9bf718fc004454a3c8386497cbfdb579437284aca1592a3546fda6de659", kill_on_drop: false }`
[INFO] [stderr]     Checking xlib v0.1.0 (https://github.com/Kintaro/rust-xlib.git?branch=wtftw#a4bbc864)
[INFO] [stderr]     Checking xinerama v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "18e6a9bf718fc004454a3c8386497cbfdb579437284aca1592a3546fda6de659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e6a9bf718fc004454a3c8386497cbfdb579437284aca1592a3546fda6de659", kill_on_drop: false }`
[INFO] [stdout] 18e6a9bf718fc004454a3c8386497cbfdb579437284aca1592a3546fda6de659