[INFO] updating cached repository https://github.com/Chopinsky/Rusty_Express
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ec0ecce32e7c84ce2791cbb0dcbe2ec5918ed7da
[INFO] checking Chopinsky/Rusty_Express against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChopinsky%2FRusty_Express" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Chopinsky/Rusty_Express on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Chopinsky/Rusty_Express
[INFO] finished tweaking git repo https://github.com/Chopinsky/Rusty_Express
[INFO] tweaked toml for git repo https://github.com/Chopinsky/Rusty_Express written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Chopinsky/Rusty_Express already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] 764a38d393c33b8afb83e5249af7fb499928fe9d1a7dce5fd6c984b03fef8589
[INFO] running `"docker" "start" "-a" "764a38d393c33b8afb83e5249af7fb499928fe9d1a7dce5fd6c984b03fef8589"`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling openssl v0.10.21
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.45
[INFO] [stderr]     Checking crossbeam-utils v0.6.3
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking rusty_express v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant item is never used: `RETRY_LIMIT`
[INFO] [stderr]  --> src/support/locks.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const RETRY_LIMIT: usize = 16;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PARK_TIMEOUT`
[INFO] [stderr]  --> src/support/locks.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const PARK_TIMEOUT: u64 = 16;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/support/locks.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lock`
[INFO] [stderr]   --> src/support/locks.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn lock(&self, new: i8) -> SpinLockGuard<'_> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `RETRY_LIMIT`
[INFO] [stderr]  --> src/support/locks.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const RETRY_LIMIT: usize = 16;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PARK_TIMEOUT`
[INFO] [stderr]  --> src/support/locks.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const PARK_TIMEOUT: u64 = 16;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/support/locks.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lock`
[INFO] [stderr]   --> src/support/locks.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn lock(&self, new: i8) -> SpinLockGuard<'_> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.29s
[INFO] running `"docker" "inspect" "764a38d393c33b8afb83e5249af7fb499928fe9d1a7dce5fd6c984b03fef8589"`
[INFO] running `"docker" "rm" "-f" "764a38d393c33b8afb83e5249af7fb499928fe9d1a7dce5fd6c984b03fef8589"`
[INFO] [stdout] 764a38d393c33b8afb83e5249af7fb499928fe9d1a7dce5fd6c984b03fef8589