[INFO] fetching crate patricia-trie-ethereum 0.1.0...
[INFO] checking patricia-trie-ethereum-0.1.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate patricia-trie-ethereum 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate patricia-trie-ethereum 0.1.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate patricia-trie-ethereum 0.1.0
[INFO] finished tweaking crates.io crate patricia-trie-ethereum 0.1.0
[INFO] tweaked toml for crates.io crate patricia-trie-ethereum 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parity-bytes v0.1.2
[INFO] [stderr]   Downloaded plain_hasher v0.2.3
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded hashdb v0.2.1
[INFO] [stderr]   Downloaded keccak-hasher v0.1.1
[INFO] [stderr]   Downloaded ethbloom v0.5.3
[INFO] [stderr]   Downloaded fixed-hash v0.2.5
[INFO] [stderr]   Downloaded ethereum-types v0.4.2
[INFO] [stderr]   Downloaded ethereum-types-serialize v0.2.2
[INFO] [stderr]   Downloaded uint v0.4.1
[INFO] [stderr]   Downloaded patricia-trie v0.2.2
[INFO] [stderr]   Downloaded rlp v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddcc8baf367fc4efa8876cb6a0c56c982337b8eb9564765e11942d2e9a7731fe
[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" "ddcc8baf367fc4efa8876cb6a0c56c982337b8eb9564765e11942d2e9a7731fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddcc8baf367fc4efa8876cb6a0c56c982337b8eb9564765e11942d2e9a7731fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddcc8baf367fc4efa8876cb6a0c56c982337b8eb9564765e11942d2e9a7731fe", kill_on_drop: false }`
[INFO] [stdout] ddcc8baf367fc4efa8876cb6a0c56c982337b8eb9564765e11942d2e9a7731fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bc00514d5b12d816d3708c239577a12aa11a318dc0f7c14cb970732dcaf97c4
[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" "4bc00514d5b12d816d3708c239577a12aa11a318dc0f7c14cb970732dcaf97c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking parity-bytes v0.1.2
[INFO] [stderr]     Checking elastic-array v0.10.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.2
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking plain_hasher v0.2.3
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking hashdb v0.2.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking patricia-trie v0.2.2
[INFO] [stderr]     Checking ethbloom v0.5.3
[INFO] [stderr]     Checking ethereum-types v0.4.2
[INFO] [stderr]     Checking keccak-hasher v0.1.1
[INFO] [stderr]     Checking rlp v0.2.4
[INFO] [stderr]     Checking patricia-trie-ethereum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.13s
[INFO] running `Command { std: "docker" "inspect" "4bc00514d5b12d816d3708c239577a12aa11a318dc0f7c14cb970732dcaf97c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc00514d5b12d816d3708c239577a12aa11a318dc0f7c14cb970732dcaf97c4", kill_on_drop: false }`
[INFO] [stdout] 4bc00514d5b12d816d3708c239577a12aa11a318dc0f7c14cb970732dcaf97c4