[INFO] crate rust-lapper 0.4.3 is already in cache
[INFO] checking rust-lapper-0.4.3 against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] extracting crate rust-lapper 0.4.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rust-lapper 0.4.3 on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust-lapper 0.4.3
[INFO] finished tweaking crates.io crate rust-lapper 0.4.3
[INFO] tweaked toml for crates.io crate rust-lapper 0.4.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate rust-lapper 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 070ff3657c74e0bfa3ac5715a2619eb770442dfd16194f56d65ebda3fb45f6bf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "070ff3657c74e0bfa3ac5715a2619eb770442dfd16194f56d65ebda3fb45f6bf"`
[INFO] [stderr]     Checking rust-lapper v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking cpu-time v0.1.0
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr] warning: unused import: `cpu_time::ProcessTime`
[INFO] [stderr]  --> benches/lapper_benchmark.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use cpu_time::ProcessTime;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `criterion::black_box`
[INFO] [stderr]  --> benches/lapper_benchmark.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use criterion::black_box;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> benches/lapper_benchmark.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]   --> benches/lapper_benchmark.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::ops::Range;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> benches/lapper_benchmark.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> benches/lapper_benchmark.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for i in 0..n {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.85s
[INFO] running `"docker" "inspect" "070ff3657c74e0bfa3ac5715a2619eb770442dfd16194f56d65ebda3fb45f6bf"`
[INFO] running `"docker" "rm" "-f" "070ff3657c74e0bfa3ac5715a2619eb770442dfd16194f56d65ebda3fb45f6bf"`
[INFO] [stdout] 070ff3657c74e0bfa3ac5715a2619eb770442dfd16194f56d65ebda3fb45f6bf