[INFO] fetching crate s2 0.0.10...
[INFO] checking s2-0.0.10 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate s2 0.0.10 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate s2 0.0.10 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate s2 0.0.10
[INFO] finished tweaking crates.io crate s2 0.0.10
[INFO] tweaked toml for crates.io crate s2 0.0.10 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate s2 0.0.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `feature = ...` in `target.'cfg(...)'.dependencies`. This key is not supported for selecting dependencies and will not work as expected. Use the [features] section instead: https://doc.rust-lang.org/cargo/reference/features.html
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] [stderr]   Downloaded bigdecimal v0.1.0
[INFO] [stderr]   Downloaded rand_core v0.2.1
[INFO] [stderr]   Downloaded rand v0.4.3
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded rand v0.5.5
[INFO] [stderr]   Downloaded winapi v0.3.5
[INFO] [stderr]   Downloaded libm v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2ff565f491206491ad078da47028d9eca0e815c7daafd4a3239fdd33d9e9b09
[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" "d2ff565f491206491ad078da47028d9eca0e815c7daafd4a3239fdd33d9e9b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2ff565f491206491ad078da47028d9eca0e815c7daafd4a3239fdd33d9e9b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ff565f491206491ad078da47028d9eca0e815c7daafd4a3239fdd33d9e9b09", kill_on_drop: false }`
[INFO] [stdout] d2ff565f491206491ad078da47028d9eca0e815c7daafd4a3239fdd33d9e9b09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 631913760c31a0e47f46bf5bdf1dbfaaaa92644a1cacd980b704ec7ec3747553
[INFO] running `Command { std: "docker" "start" "-a" "631913760c31a0e47f46bf5bdf1dbfaaaa92644a1cacd980b704ec7ec3747553", kill_on_drop: false }`
[INFO] [stderr] warning: Found `feature = ...` in `target.'cfg(...)'.dependencies`. This key is not supported for selecting dependencies and will not work as expected. Use the [features] section instead: https://doc.rust-lang.org/cargo/reference/features.html
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling libm v0.1.3
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking bigdecimal v0.1.0
[INFO] [stderr]     Checking s2 v0.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/s2/cellid.rs:910:45
[INFO] [stdout]     |
[INFO] [stdout] 910 |     static ref LOOKUP_POS: &'static [u64] = { LOOKUP_TBL[0].as_slice() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/s2/cellid.rs:911:44
[INFO] [stdout]     |
[INFO] [stdout] 911 |     static ref LOOKUP_IJ: &'static [u64] = { LOOKUP_TBL[1].as_slice() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/s2/cellid.rs:910:45
[INFO] [stdout]     |
[INFO] [stdout] 910 |     static ref LOOKUP_POS: &'static [u64] = { LOOKUP_TBL[0].as_slice() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/s2/cellid.rs:911:44
[INFO] [stdout]     |
[INFO] [stdout] 911 |     static ref LOOKUP_IJ: &'static [u64] = { LOOKUP_TBL[1].as_slice() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.36s
[INFO] running `Command { std: "docker" "inspect" "631913760c31a0e47f46bf5bdf1dbfaaaa92644a1cacd980b704ec7ec3747553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631913760c31a0e47f46bf5bdf1dbfaaaa92644a1cacd980b704ec7ec3747553", kill_on_drop: false }`
[INFO] [stdout] 631913760c31a0e47f46bf5bdf1dbfaaaa92644a1cacd980b704ec7ec3747553