[INFO] cloning repository https://github.com/Electron-libre/i3_tree_manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Electron-libre/i3_tree_manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElectron-libre%2Fi3_tree_manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElectron-libre%2Fi3_tree_manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd6553844614c8b57e67ad72a3baa3930771ce68
[INFO] checking Electron-libre/i3_tree_manager against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElectron-libre%2Fi3_tree_manager" "/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/Electron-libre/i3_tree_manager on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Electron-libre/i3_tree_manager
[INFO] finished tweaking git repo https://github.com/Electron-libre/i3_tree_manager
[INFO] tweaked toml for git repo https://github.com/Electron-libre/i3_tree_manager written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Electron-libre/i3_tree_manager already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-if v0.1.10
[INFO] [stderr]   Downloaded byteorder v1.3.4
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded termion v1.5.5
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded i3ipc v0.10.1
[INFO] [stderr]   Downloaded serde_json v1.0.59
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.0
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded bitflags v1.2.1
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] [stderr]   Downloaded tui v0.13.0
[INFO] [stderr]   Downloaded unicode-width v0.1.8
[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1deaa25673df00ec3d374351d5d0fad320de32f14d2d0454c6a91aeec02260f8
[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" "1deaa25673df00ec3d374351d5d0fad320de32f14d2d0454c6a91aeec02260f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1deaa25673df00ec3d374351d5d0fad320de32f14d2d0454c6a91aeec02260f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1deaa25673df00ec3d374351d5d0fad320de32f14d2d0454c6a91aeec02260f8", kill_on_drop: false }`
[INFO] [stdout] 1deaa25673df00ec3d374351d5d0fad320de32f14d2d0454c6a91aeec02260f8
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d88fd9e7f9bb75f5a6efd4bf2d532182c65aa4e6fbb28075af8d96681b5bd173
[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" "d88fd9e7f9bb75f5a6efd4bf2d532182c65aa4e6fbb28075af8d96681b5bd173", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking tui v0.13.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking i3ipc v0.10.1
[INFO] [stderr]     Checking i3_tree_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.69s
[INFO] running `Command { std: "docker" "inspect" "d88fd9e7f9bb75f5a6efd4bf2d532182c65aa4e6fbb28075af8d96681b5bd173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d88fd9e7f9bb75f5a6efd4bf2d532182c65aa4e6fbb28075af8d96681b5bd173", kill_on_drop: false }`
[INFO] [stdout] d88fd9e7f9bb75f5a6efd4bf2d532182c65aa4e6fbb28075af8d96681b5bd173