[INFO] cloning repository https://github.com/sereinity/sieve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sereinity/sieve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsereinity%2Fsieve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsereinity%2Fsieve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e308ea15e1a87b27cb7f1ac932cea402847e828f
[INFO] checking sereinity/sieve against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsereinity%2Fsieve" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sereinity/sieve on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sereinity/sieve
[INFO] finished tweaking git repo https://github.com/sereinity/sieve
[INFO] tweaked toml for git repo https://github.com/sereinity/sieve written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/sereinity/sieve already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2eb5646a4d143ac5253d91f987036bfb0fd4b8d3c588c3bea68f9e0ed0f6ad0
[INFO] running `Command { std: "docker" "start" "-a" "f2eb5646a4d143ac5253d91f987036bfb0fd4b8d3c588c3bea68f9e0ed0f6ad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2eb5646a4d143ac5253d91f987036bfb0fd4b8d3c588c3bea68f9e0ed0f6ad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2eb5646a4d143ac5253d91f987036bfb0fd4b8d3c588c3bea68f9e0ed0f6ad0", kill_on_drop: false }`
[INFO] [stdout] f2eb5646a4d143ac5253d91f987036bfb0fd4b8d3c588c3bea68f9e0ed0f6ad0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50d3be7017da8212c7d3fcf50e18e38fa984d764c314ac217a012e32d48b3fd0
[INFO] running `Command { std: "docker" "start" "-a" "50d3be7017da8212c7d3fcf50e18e38fa984d764c314ac217a012e32d48b3fd0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking slog-async v2.6.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking slog-term v2.8.0
[INFO] [stderr]     Checking sieve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.22s
[INFO] running `Command { std: "docker" "inspect" "50d3be7017da8212c7d3fcf50e18e38fa984d764c314ac217a012e32d48b3fd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d3be7017da8212c7d3fcf50e18e38fa984d764c314ac217a012e32d48b3fd0", kill_on_drop: false }`
[INFO] [stdout] 50d3be7017da8212c7d3fcf50e18e38fa984d764c314ac217a012e32d48b3fd0