[INFO] cloning repository https://github.com/mvanbem/sudoku-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mvanbem/sudoku-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvanbem%2Fsudoku-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvanbem%2Fsudoku-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c97fcecb2552c14862decaa16ece05679a25242f
[INFO] checking mvanbem/sudoku-generator against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvanbem%2Fsudoku-generator" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mvanbem/sudoku-generator on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mvanbem/sudoku-generator
[INFO] finished tweaking git repo https://github.com/mvanbem/sudoku-generator
[INFO] tweaked toml for git repo https://github.com/mvanbem/sudoku-generator written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/mvanbem/sudoku-generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b819d4e43aefe4c115d2d16886cf7e82a8ba36cb50f994cf0edd1a1883795578
[INFO] running `Command { std: "docker" "start" "-a" "b819d4e43aefe4c115d2d16886cf7e82a8ba36cb50f994cf0edd1a1883795578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b819d4e43aefe4c115d2d16886cf7e82a8ba36cb50f994cf0edd1a1883795578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b819d4e43aefe4c115d2d16886cf7e82a8ba36cb50f994cf0edd1a1883795578", kill_on_drop: false }`
[INFO] [stdout] b819d4e43aefe4c115d2d16886cf7e82a8ba36cb50f994cf0edd1a1883795578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a2123ff8fbff80899134768f5e2c1edfcce27c0e9ed9022b7c1cb4db80fdc21
[INFO] running `Command { std: "docker" "start" "-a" "4a2123ff8fbff80899134768f5e2c1edfcce27c0e9ed9022b7c1cb4db80fdc21", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking sudoku-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.71s
[INFO] running `Command { std: "docker" "inspect" "4a2123ff8fbff80899134768f5e2c1edfcce27c0e9ed9022b7c1cb4db80fdc21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a2123ff8fbff80899134768f5e2c1edfcce27c0e9ed9022b7c1cb4db80fdc21", kill_on_drop: false }`
[INFO] [stdout] 4a2123ff8fbff80899134768f5e2c1edfcce27c0e9ed9022b7c1cb4db80fdc21