[INFO] fetching crate merklemountainrange 0.0.1...
[INFO] checking merklemountainrange-0.0.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate merklemountainrange 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate merklemountainrange 0.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merklemountainrange 0.0.1
[INFO] finished tweaking crates.io crate merklemountainrange 0.0.1
[INFO] tweaked toml for crates.io crate merklemountainrange 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98518c79d05b88e697f86d1209cfd978c66707c554fec2e8361bce9fe2444a73
[INFO] running `Command { std: "docker" "start" "-a" "98518c79d05b88e697f86d1209cfd978c66707c554fec2e8361bce9fe2444a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98518c79d05b88e697f86d1209cfd978c66707c554fec2e8361bce9fe2444a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98518c79d05b88e697f86d1209cfd978c66707c554fec2e8361bce9fe2444a73", kill_on_drop: false }`
[INFO] [stdout] 98518c79d05b88e697f86d1209cfd978c66707c554fec2e8361bce9fe2444a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed08c0d04e1a3aeac8c44203ed5602a075fc8d902175fc4374eafb1d46cfcf5f
[INFO] running `Command { std: "docker" "start" "-a" "ed08c0d04e1a3aeac8c44203ed5602a075fc8d902175fc4374eafb1d46cfcf5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]     Checking tari_utilities v0.0.1
[INFO] [stderr]     Checking merklemountainrange v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "ed08c0d04e1a3aeac8c44203ed5602a075fc8d902175fc4374eafb1d46cfcf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed08c0d04e1a3aeac8c44203ed5602a075fc8d902175fc4374eafb1d46cfcf5f", kill_on_drop: false }`
[INFO] [stdout] ed08c0d04e1a3aeac8c44203ed5602a075fc8d902175fc4374eafb1d46cfcf5f
