[INFO] fetching crate toboggan-kv 0.1.2...
[INFO] checking toboggan-kv-0.1.2 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate toboggan-kv 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate toboggan-kv 0.1.2 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate toboggan-kv 0.1.2
[INFO] finished tweaking crates.io crate toboggan-kv 0.1.2
[INFO] tweaked toml for crates.io crate toboggan-kv 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sled v0.34.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fcd16b340e14bf9f39586fb3d18534fe088b886cfc9bd76eb808fdb1752ef59
[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" "4fcd16b340e14bf9f39586fb3d18534fe088b886cfc9bd76eb808fdb1752ef59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fcd16b340e14bf9f39586fb3d18534fe088b886cfc9bd76eb808fdb1752ef59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fcd16b340e14bf9f39586fb3d18534fe088b886cfc9bd76eb808fdb1752ef59", kill_on_drop: false }`
[INFO] [stdout] 4fcd16b340e14bf9f39586fb3d18534fe088b886cfc9bd76eb808fdb1752ef59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 50973252e781d8a1b94fcd38ddbed340d540e0e62b90081c7f1f67c89d0946a7
[INFO] running `Command { std: "docker" "start" "-a" "50973252e781d8a1b94fcd38ddbed340d540e0e62b90081c7f1f67c89d0946a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking sled v0.34.6
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking toboggan-kv v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `Command { std: "docker" "inspect" "50973252e781d8a1b94fcd38ddbed340d540e0e62b90081c7f1f67c89d0946a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50973252e781d8a1b94fcd38ddbed340d540e0e62b90081c7f1f67c89d0946a7", kill_on_drop: false }`
[INFO] [stdout] 50973252e781d8a1b94fcd38ddbed340d540e0e62b90081c7f1f67c89d0946a7