[INFO] fetching crate float-hash-of 0.1.0...
[INFO] checking float-hash-of-0.1.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate float-hash-of 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate float-hash-of 0.1.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate float-hash-of 0.1.0
[INFO] finished tweaking crates.io crate float-hash-of 0.1.0
[INFO] tweaked toml for crates.io crate float-hash-of 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0dfabd37f3e5c380ab97454f825803f058a3327ef288bb2852de19656865059
[INFO] running `Command { std: "docker" "start" "-a" "b0dfabd37f3e5c380ab97454f825803f058a3327ef288bb2852de19656865059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0dfabd37f3e5c380ab97454f825803f058a3327ef288bb2852de19656865059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0dfabd37f3e5c380ab97454f825803f058a3327ef288bb2852de19656865059", kill_on_drop: false }`
[INFO] [stdout] b0dfabd37f3e5c380ab97454f825803f058a3327ef288bb2852de19656865059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86f33f4cc84a6f4cab7ed26383304176926a0cef2ef9d60d39229887f1e69b54
[INFO] running `Command { std: "docker" "start" "-a" "86f33f4cc84a6f4cab7ed26383304176926a0cef2ef9d60d39229887f1e69b54", kill_on_drop: false }`
[INFO] [stderr]     Checking hash-of v0.1.0
[INFO] [stderr]     Checking float-hash-of v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "86f33f4cc84a6f4cab7ed26383304176926a0cef2ef9d60d39229887f1e69b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f33f4cc84a6f4cab7ed26383304176926a0cef2ef9d60d39229887f1e69b54", kill_on_drop: false }`
[INFO] [stdout] 86f33f4cc84a6f4cab7ed26383304176926a0cef2ef9d60d39229887f1e69b54