[INFO] cloning repository https://github.com/veer66/zstd_writer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/veer66/zstd_writer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveer66%2Fzstd_writer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveer66%2Fzstd_writer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8734ce1b7c35f153329d414d179c75a423fa1aa5
[INFO] checking veer66/zstd_writer against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveer66%2Fzstd_writer" "/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/veer66/zstd_writer on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/veer66/zstd_writer
[INFO] finished tweaking git repo https://github.com/veer66/zstd_writer
[INFO] tweaked toml for git repo https://github.com/veer66/zstd_writer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/veer66/zstd_writer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.6.0+zstd.1.4.8` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[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-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af459ae7bc6ed60f3d9d957d734f5c2b95779f8a27733ba6e32ce1dfab29ae99
[INFO] running `Command { std: "docker" "start" "-a" "af459ae7bc6ed60f3d9d957d734f5c2b95779f8a27733ba6e32ce1dfab29ae99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af459ae7bc6ed60f3d9d957d734f5c2b95779f8a27733ba6e32ce1dfab29ae99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af459ae7bc6ed60f3d9d957d734f5c2b95779f8a27733ba6e32ce1dfab29ae99", kill_on_drop: false }`
[INFO] [stdout] af459ae7bc6ed60f3d9d957d734f5c2b95779f8a27733ba6e32ce1dfab29ae99
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a3d66c8c2218a1eef23b31fe6cd45e11b40d5852da9b6f846c4274c5334e2c8
[INFO] running `Command { std: "docker" "start" "-a" "4a3d66c8c2218a1eef23b31fe6cd45e11b40d5852da9b6f846c4274c5334e2c8", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.6.0+zstd.1.4.8` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling zstd-safe v3.0.0+zstd.1.4.8
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling zstd-sys v1.4.19+zstd.1.4.8
[INFO] [stderr]     Checking zstd v0.6.0+zstd.1.4.8
[INFO] [stderr]     Checking zstd_writer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.93s
[INFO] running `Command { std: "docker" "inspect" "4a3d66c8c2218a1eef23b31fe6cd45e11b40d5852da9b6f846c4274c5334e2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3d66c8c2218a1eef23b31fe6cd45e11b40d5852da9b6f846c4274c5334e2c8", kill_on_drop: false }`
[INFO] [stdout] 4a3d66c8c2218a1eef23b31fe6cd45e11b40d5852da9b6f846c4274c5334e2c8