[INFO] fetching crate merklemountainrange 0.0.1...
[INFO] checking merklemountainrange-0.0.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate merklemountainrange 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate merklemountainrange 0.0.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-error v0.0.4
[INFO] [stderr]   Downloaded tari_utilities v0.0.1
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded case v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93cc3735072b3851846be93bbad24f7123c49839892285d7be1694bf26c2c75e
[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" "93cc3735072b3851846be93bbad24f7123c49839892285d7be1694bf26c2c75e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93cc3735072b3851846be93bbad24f7123c49839892285d7be1694bf26c2c75e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93cc3735072b3851846be93bbad24f7123c49839892285d7be1694bf26c2c75e", kill_on_drop: false }`
[INFO] [stdout] 93cc3735072b3851846be93bbad24f7123c49839892285d7be1694bf26c2c75e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b4eccd8dacd0271f44ea26ab73767c56474ab38acbf3d1b66533a1688aaf9c3
[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" "7b4eccd8dacd0271f44ea26ab73767c56474ab38acbf3d1b66533a1688aaf9c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking blake2 v0.8.1
[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 9.67s
[INFO] running `Command { std: "docker" "inspect" "7b4eccd8dacd0271f44ea26ab73767c56474ab38acbf3d1b66533a1688aaf9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b4eccd8dacd0271f44ea26ab73767c56474ab38acbf3d1b66533a1688aaf9c3", kill_on_drop: false }`
[INFO] [stdout] 7b4eccd8dacd0271f44ea26ab73767c56474ab38acbf3d1b66533a1688aaf9c3