[INFO] cloning repository https://github.com/andir/local-nix-cache
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andir/local-nix-cache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandir%2Flocal-nix-cache"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandir%2Flocal-nix-cache'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 127786a7f5586b37e0f2f4f84f50719e3837dce2
[INFO] checking andir/local-nix-cache against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandir%2Flocal-nix-cache" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andir/local-nix-cache on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/andir/local-nix-cache
[INFO] finished tweaking git repo https://github.com/andir/local-nix-cache
[INFO] tweaked toml for git repo https://github.com/andir/local-nix-cache written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/andir/local-nix-cache already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 568cfebde795fcca7c69e7927c815e5bbd92cdcbfac6718721f2c43b788038f8
[INFO] running `"docker" "start" "-a" "568cfebde795fcca7c69e7927c815e5bbd92cdcbfac6718721f2c43b788038f8"`
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking encoding_rs v0.8.20
[INFO] [stderr]     Checking multicast_dns v0.4.2 (https://github.com/andir/multicast-dns?branch=support-announce#55d5ade7)
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking openssl v0.10.24
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking actix-threadpool v0.1.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-rustls v0.9.3
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking actix-codec v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking actix-rt v0.2.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking actix-utils v0.4.5
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]     Checking actix-server-config v0.1.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking actix-server v0.6.0
[INFO] [stderr]    Compiling bindgen v0.42.3
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking actix-connect v0.2.5
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]    Compiling libnixstore-sys v0.1.0
[INFO] [stderr]     Checking actix-http v0.2.10
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]     Checking awc v0.2.6
[INFO] [stderr]     Checking actix-web v1.0.7
[INFO] [stderr]     Checking local-nix-cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/web.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn nar(data: State<AppState>, info: Path<(String,)>) -> impl Responder {
[INFO] [stderr]    |        ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/web.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn nar(data: State<AppState>, info: Path<(String,)>) -> impl Responder {
[INFO] [stderr]    |        ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/web.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         Err(e) => {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/web.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         Err(e) => {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/util.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     mut r: reqwest::r#async::Response,
[INFO] [stderr]    |     ----^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/util.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     mut r: reqwest::r#async::Response,
[INFO] [stderr]    |     ----^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LockError`
[INFO] [stderr]   --> src/avahi.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     LockError,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Exhausted`
[INFO] [stderr]  --> src/util.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Exhausted,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ReqwestError`
[INFO] [stderr]  --> src/util.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     ReqwestError(reqwest::Error),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/narinfo.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         write!(info, "Compression: {}\n", compression);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LockError`
[INFO] [stderr]   --> src/avahi.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     LockError,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Exhausted`
[INFO] [stderr]  --> src/util.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Exhausted,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ReqwestError`
[INFO] [stderr]  --> src/util.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     ReqwestError(reqwest::Error),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/narinfo.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         write!(info, "Compression: {}\n", compression);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 52s
[INFO] running `"docker" "inspect" "568cfebde795fcca7c69e7927c815e5bbd92cdcbfac6718721f2c43b788038f8"`
[INFO] running `"docker" "rm" "-f" "568cfebde795fcca7c69e7927c815e5bbd92cdcbfac6718721f2c43b788038f8"`
[INFO] [stdout] 568cfebde795fcca7c69e7927c815e5bbd92cdcbfac6718721f2c43b788038f8