[INFO] fetching crate lvp 1.0.0...
[INFO] checking lvp-1.0.0 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate lvp 1.0.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate lvp 1.0.0
[INFO] finished tweaking crates.io crate lvp 1.0.0
[INFO] tweaked toml for crates.io crate lvp 1.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lvp 1.0.0 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lvp 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba416bcfd1bda7e12bd0dffc1cd9d17bbd1aa0bad0e6368fc4074417c2cf7aae
[INFO] running `Command { std: "docker" "start" "-a" "ba416bcfd1bda7e12bd0dffc1cd9d17bbd1aa0bad0e6368fc4074417c2cf7aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba416bcfd1bda7e12bd0dffc1cd9d17bbd1aa0bad0e6368fc4074417c2cf7aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba416bcfd1bda7e12bd0dffc1cd9d17bbd1aa0bad0e6368fc4074417c2cf7aae", kill_on_drop: false }`
[INFO] [stdout] ba416bcfd1bda7e12bd0dffc1cd9d17bbd1aa0bad0e6368fc4074417c2cf7aae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95f26010175affe6c3040f5469e0fa4dab4721bce30d4d45538d7cf6dbb6bd46
[INFO] running `Command { std: "docker" "start" "-a" "95f26010175affe6c3040f5469e0fa4dab4721bce30d4d45538d7cf6dbb6bd46", kill_on_drop: false }`
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[INFO] [stderr]    Compiling lvp v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.8
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[INFO] [stdout] warning: fields `fragment_size`, `blocks_free`, `inodes_free`, `file_system_id`, `flags`, and `filename_max_len` are never read
[INFO] [stdout]   --> src/statfs.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Stats {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  6 |     pub block_size: u64,
[INFO] [stdout]  7 |     pub fragment_size: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]  8 |     pub block_count: u64,
[INFO] [stdout]  9 |     pub blocks_free: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub inodes_free: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 13 |     pub inodes_free_unprivileged: u64,
[INFO] [stdout] 14 |     pub file_system_id: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     pub flags: u64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 16 |     pub filename_max_len: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fragment_size`, `blocks_free`, `inodes_free`, `file_system_id`, `flags`, and `filename_max_len` are never read
[INFO] [stdout]   --> src/statfs.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Stats {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  6 |     pub block_size: u64,
[INFO] [stdout]  7 |     pub fragment_size: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]  8 |     pub block_count: u64,
[INFO] [stdout]  9 |     pub blocks_free: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub inodes_free: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 13 |     pub inodes_free_unprivileged: u64,
[INFO] [stdout] 14 |     pub file_system_id: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     pub flags: u64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 16 |     pub filename_max_len: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.94s
[INFO] running `Command { std: "docker" "inspect" "95f26010175affe6c3040f5469e0fa4dab4721bce30d4d45538d7cf6dbb6bd46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95f26010175affe6c3040f5469e0fa4dab4721bce30d4d45538d7cf6dbb6bd46", kill_on_drop: false }`
[INFO] [stdout] 95f26010175affe6c3040f5469e0fa4dab4721bce30d4d45538d7cf6dbb6bd46