[INFO] fetching crate lthash 0.0.0...
[INFO] checking lthash-0.0.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate lthash 0.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lthash 0.0.0 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 lthash 0.0.0
[INFO] finished tweaking crates.io crate lthash 0.0.0
[INFO] tweaked toml for crates.io crate lthash 0.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate lthash 0.0.0 already has a lockfile, it will not be regenerated
[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] [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] 1b52e6a39604333e9283ba828ba2927fd1099ed066f2ed1acdc36ad1ccfe1eea
[INFO] running `Command { std: "docker" "start" "-a" "1b52e6a39604333e9283ba828ba2927fd1099ed066f2ed1acdc36ad1ccfe1eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b52e6a39604333e9283ba828ba2927fd1099ed066f2ed1acdc36ad1ccfe1eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b52e6a39604333e9283ba828ba2927fd1099ed066f2ed1acdc36ad1ccfe1eea", kill_on_drop: false }`
[INFO] [stdout] 1b52e6a39604333e9283ba828ba2927fd1099ed066f2ed1acdc36ad1ccfe1eea
[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] d750d3620a77383b750bd14347ad972a654c640902836f0da2c7f4724473fe90
[INFO] running `Command { std: "docker" "start" "-a" "d750d3620a77383b750bd14347ad972a654c640902836f0da2c7f4724473fe90", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lthash v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "d750d3620a77383b750bd14347ad972a654c640902836f0da2c7f4724473fe90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d750d3620a77383b750bd14347ad972a654c640902836f0da2c7f4724473fe90", kill_on_drop: false }`
[INFO] [stdout] d750d3620a77383b750bd14347ad972a654c640902836f0da2c7f4724473fe90