[INFO] cloning repository https://github.com/theunknownxy/swt-question
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theunknownxy/swt-question" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheunknownxy%2Fswt-question", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheunknownxy%2Fswt-question'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46d9f53760bef652708829cc90be5b8ad96f8604
[INFO] checking theunknownxy/swt-question against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheunknownxy%2Fswt-question" "/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/theunknownxy/swt-question 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/theunknownxy/swt-question
[INFO] finished tweaking git repo https://github.com/theunknownxy/swt-question
[INFO] tweaked toml for git repo https://github.com/theunknownxy/swt-question written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/theunknownxy/swt-question 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] 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] 0c630ce110e80a43a81c2451efb0314493339040322707977145ee76100c68f0
[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" "0c630ce110e80a43a81c2451efb0314493339040322707977145ee76100c68f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c630ce110e80a43a81c2451efb0314493339040322707977145ee76100c68f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c630ce110e80a43a81c2451efb0314493339040322707977145ee76100c68f0", kill_on_drop: false }`
[INFO] [stdout] 0c630ce110e80a43a81c2451efb0314493339040322707977145ee76100c68f0
[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] d03c0d8011caa8dd900aa64dcf8c893ea1a1a368eb90b0564741d46c191fa241
[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" "d03c0d8011caa8dd900aa64dcf8c893ea1a1a368eb90b0564741d46c191fa241", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]     Checking nom v3.2.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]     Checking linefeed v0.2.6
[INFO] [stderr]     Checking question v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `Command { std: "docker" "inspect" "d03c0d8011caa8dd900aa64dcf8c893ea1a1a368eb90b0564741d46c191fa241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03c0d8011caa8dd900aa64dcf8c893ea1a1a368eb90b0564741d46c191fa241", kill_on_drop: false }`
[INFO] [stdout] d03c0d8011caa8dd900aa64dcf8c893ea1a1a368eb90b0564741d46c191fa241