[INFO] cloning repository https://github.com/rustonaut/prompty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustonaut/prompty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustonaut%2Fprompty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustonaut%2Fprompty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1da2377b4b68611c6aaccc6fa5b968e084c3d7a
[INFO] checking rustonaut/prompty against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustonaut%2Fprompty" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rustonaut/prompty on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rustonaut/prompty
[INFO] finished tweaking git repo https://github.com/rustonaut/prompty
[INFO] tweaked toml for git repo https://github.com/rustonaut/prompty written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rustonaut/prompty already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e5a50f9620e2f1ae1cb143059419945d4d903627225d9a50cb9b1f82deecddf
[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" "4e5a50f9620e2f1ae1cb143059419945d4d903627225d9a50cb9b1f82deecddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e5a50f9620e2f1ae1cb143059419945d4d903627225d9a50cb9b1f82deecddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5a50f9620e2f1ae1cb143059419945d4d903627225d9a50cb9b1f82deecddf", kill_on_drop: false }`
[INFO] [stdout] 4e5a50f9620e2f1ae1cb143059419945d4d903627225d9a50cb9b1f82deecddf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 0a6e02315cc0ac710cd0fe59d199687f9eb55aea5a5b4040ea32c5df55bad905
[INFO] running `Command { std: "docker" "start" "-a" "0a6e02315cc0ac710cd0fe59d199687f9eb55aea5a5b4040ea32c5df55bad905", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking prompty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.14s
[INFO] running `Command { std: "docker" "inspect" "0a6e02315cc0ac710cd0fe59d199687f9eb55aea5a5b4040ea32c5df55bad905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6e02315cc0ac710cd0fe59d199687f9eb55aea5a5b4040ea32c5df55bad905", kill_on_drop: false }`
[INFO] [stdout] 0a6e02315cc0ac710cd0fe59d199687f9eb55aea5a5b4040ea32c5df55bad905