[INFO] crate vecfx 0.1.2 is already in cache
[INFO] checking vecfx-0.1.2 against try#71b81291baafb8a58836272757b28817fe1d8190 for pr-73102
[INFO] extracting crate vecfx 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate vecfx 0.1.2 on toolchain 71b81291baafb8a58836272757b28817fe1d8190
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate vecfx 0.1.2
[INFO] finished tweaking crates.io crate vecfx 0.1.2
[INFO] tweaked toml for crates.io crate vecfx 0.1.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0c306e0cff7a7ea0244f2626fcd6d10bee5a80e3c5d6202f9e248858fa25e764
[INFO] running `"docker" "start" "-a" "0c306e0cff7a7ea0244f2626fcd6d10bee5a80e3c5d6202f9e248858fa25e764"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking vecfx v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::f64`
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::f64;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/iterator.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr] warning: unused import: `approx::*`
[INFO] [stderr]    --> src/vector.rs:298:9
[INFO] [stderr]     |
[INFO] [stderr] 298 |     use approx::*;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/iterator.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `"docker" "inspect" "0c306e0cff7a7ea0244f2626fcd6d10bee5a80e3c5d6202f9e248858fa25e764"`
[INFO] running `"docker" "rm" "-f" "0c306e0cff7a7ea0244f2626fcd6d10bee5a80e3c5d6202f9e248858fa25e764"`
[INFO] [stdout] 0c306e0cff7a7ea0244f2626fcd6d10bee5a80e3c5d6202f9e248858fa25e764