[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#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElectron-libre%2Fi3_tree_manager" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Electron-libre/i3_tree_manager 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/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-11/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6780ca8adadc5d737ff438c18c3fb7bf62368a9e98aec45b6f944f74b7c715f1
[INFO] running `Command { std: "docker" "start" "-a" "6780ca8adadc5d737ff438c18c3fb7bf62368a9e98aec45b6f944f74b7c715f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6780ca8adadc5d737ff438c18c3fb7bf62368a9e98aec45b6f944f74b7c715f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6780ca8adadc5d737ff438c18c3fb7bf62368a9e98aec45b6f944f74b7c715f1", kill_on_drop: false }`
[INFO] [stdout] 6780ca8adadc5d737ff438c18c3fb7bf62368a9e98aec45b6f944f74b7c715f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 1292a86aa88e545331a0a75f2337fe2e1bd0e43757893520e12281bbea5c6e80
[INFO] running `Command { std: "docker" "start" "-a" "1292a86aa88e545331a0a75f2337fe2e1bd0e43757893520e12281bbea5c6e80", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-segmentation v1.7.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking tui v0.13.0
[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 4.07s
[INFO] running `Command { std: "docker" "inspect" "1292a86aa88e545331a0a75f2337fe2e1bd0e43757893520e12281bbea5c6e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1292a86aa88e545331a0a75f2337fe2e1bd0e43757893520e12281bbea5c6e80", kill_on_drop: false }`
[INFO] [stdout] 1292a86aa88e545331a0a75f2337fe2e1bd0e43757893520e12281bbea5c6e80