[INFO] cloning repository https://github.com/lostutils/groupby
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lostutils/groupby" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flostutils%2Fgroupby", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flostutils%2Fgroupby'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd8803081529cd08d3f94898f82052688b4a9248
[INFO] checking lostutils/groupby against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flostutils%2Fgroupby" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lostutils/groupby 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/lostutils/groupby
[INFO] finished tweaking git repo https://github.com/lostutils/groupby
[INFO] tweaked toml for git repo https://github.com/lostutils/groupby written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/lostutils/groupby 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] [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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 6f1d42928c9e9d47b94532384e6f3b22fe5a232596b80265ca4bac572878cd19
[INFO] running `Command { std: "docker" "start" "-a" "6f1d42928c9e9d47b94532384e6f3b22fe5a232596b80265ca4bac572878cd19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f1d42928c9e9d47b94532384e6f3b22fe5a232596b80265ca4bac572878cd19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f1d42928c9e9d47b94532384e6f3b22fe5a232596b80265ca4bac572878cd19", kill_on_drop: false }`
[INFO] [stdout] 6f1d42928c9e9d47b94532384e6f3b22fe5a232596b80265ca4bac572878cd19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] ef685b15aa8d30c054b78749b17c3fffa494fba9e2669120069b8066e2e3aeb5
[INFO] running `Command { std: "docker" "start" "-a" "ef685b15aa8d30c054b78749b17c3fffa494fba9e2669120069b8066e2e3aeb5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]    Compiling regex v0.2.9
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking regex-syntax v0.5.3
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking clap v2.31.1
[INFO] [stderr]     Checking groupby v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.08s
[INFO] running `Command { std: "docker" "inspect" "ef685b15aa8d30c054b78749b17c3fffa494fba9e2669120069b8066e2e3aeb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef685b15aa8d30c054b78749b17c3fffa494fba9e2669120069b8066e2e3aeb5", kill_on_drop: false }`
[INFO] [stdout] ef685b15aa8d30c054b78749b17c3fffa494fba9e2669120069b8066e2e3aeb5