[INFO] fetching crate rsurf 0.1.2...
[INFO] checking rsurf-0.1.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate rsurf 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rsurf 0.1.2
[INFO] finished tweaking crates.io crate rsurf 0.1.2
[INFO] tweaked toml for crates.io crate rsurf 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsurf 0.1.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74a30f58ac3cf9c31ff8a86467e4445364fd878a116014c5bc9f16a3e68f65be
[INFO] running `Command { std: "docker" "start" "-a" "74a30f58ac3cf9c31ff8a86467e4445364fd878a116014c5bc9f16a3e68f65be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74a30f58ac3cf9c31ff8a86467e4445364fd878a116014c5bc9f16a3e68f65be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a30f58ac3cf9c31ff8a86467e4445364fd878a116014c5bc9f16a3e68f65be", kill_on_drop: false }`
[INFO] [stdout] 74a30f58ac3cf9c31ff8a86467e4445364fd878a116014c5bc9f16a3e68f65be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d878642a80056c0ef7ab7508f332d9e3a62100cf87a260df6b62f57250da6b31
[INFO] running `Command { std: "docker" "start" "-a" "d878642a80056c0ef7ab7508f332d9e3a62100cf87a260df6b62f57250da6b31", kill_on_drop: false }`
[INFO] [stderr]     Checking rsurf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `KeyOps` is never used
[INFO] [stdout]  --> src/key.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) trait KeyOps {
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_keys` is never used
[INFO] [stdout]    --> src/dense.rs:206:8
[INFO] [stdout]     |
[INFO] [stdout] 206 |     fn get_keys() -> Vec<Key> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `KeyOps` is never used
[INFO] [stdout]  --> src/key.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) trait KeyOps {
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MEM_LIMIt` should have an upper case name
[INFO] [stdout]    --> src/dense.rs:222:11
[INFO] [stdout]     |
[INFO] [stdout] 222 |     const MEM_LIMIt: usize = 80_000_000;
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]     |
[INFO] [stdout] 222 -     const MEM_LIMIt: usize = 80_000_000;
[INFO] [stdout] 222 +     const MEM_LIMIT: usize = 80_000_000;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "d878642a80056c0ef7ab7508f332d9e3a62100cf87a260df6b62f57250da6b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d878642a80056c0ef7ab7508f332d9e3a62100cf87a260df6b62f57250da6b31", kill_on_drop: false }`
[INFO] [stdout] d878642a80056c0ef7ab7508f332d9e3a62100cf87a260df6b62f57250da6b31