[INFO] fetching crate edgesearch 0.0.2...
[INFO] checking edgesearch-0.0.2 against master#e2223c94bf433fc38234d1303e88cbaf14755863 for pr-69548
[INFO] extracting crate edgesearch 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate edgesearch 0.0.2 on toolchain e2223c94bf433fc38234d1303e88cbaf14755863
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate edgesearch 0.0.2
[INFO] finished tweaking crates.io crate edgesearch 0.0.2
[INFO] tweaked toml for crates.io crate edgesearch 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate edgesearch 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "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-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" "+e2223c94bf433fc38234d1303e88cbaf14755863" "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] e11d77d372d8b30ce6b06734f26b2f1c24c6dacdb9cb714abe8d05bc34dae683
[INFO] running `"docker" "start" "-a" "e11d77d372d8b30ce6b06734f26b2f1c24c6dacdb9cb714abe8d05bc34dae683"`
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking actix-router v0.2.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.9
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking actix-rt v1.0.0
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking actix-server v1.0.2
[INFO] [stderr]     Checking actix-tls v1.0.0
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking structopt v0.3.9
[INFO] [stderr]     Checking actix-testing v1.0.0
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.3
[INFO] [stderr]    Compiling croaring-sys v0.4.4
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]     Checking croaring v0.4.4
[INFO] [stderr]     Checking edgesearch v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `average`
[INFO] [stderr]   --> src/util/format.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn average(count: usize, categories: usize) -> f64 {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `average_int`
[INFO] [stderr]   --> src/util/format.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn average_int(count: usize, categories: usize) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bytes`
[INFO] [stderr]   --> src/util/format.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn bytes(b: usize) -> String {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]   --> src/deploy/cfreq.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     String(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `DocumentId`
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | type DocumentId = u32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `average`
[INFO] [stderr]   --> src/util/format.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn average(count: usize, categories: usize) -> f64 {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `average_int`
[INFO] [stderr]   --> src/util/format.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn average_int(count: usize, categories: usize) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bytes`
[INFO] [stderr]   --> src/util/format.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn bytes(b: usize) -> String {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]   --> src/deploy/cfreq.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     String(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `DocumentId`
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | type DocumentId = u32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `document_encoding`
[INFO] [stderr]   --> src/main.rs:90:13
[INFO] [stderr]    |
[INFO] [stderr] 90 |             document_encoding,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^ help: try ignoring the field: `document_encoding: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `document_encoding`
[INFO] [stderr]   --> src/main.rs:90:13
[INFO] [stderr]    |
[INFO] [stderr] 90 |             document_encoding,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^ help: try ignoring the field: `document_encoding: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.01s
[INFO] running `"docker" "inspect" "e11d77d372d8b30ce6b06734f26b2f1c24c6dacdb9cb714abe8d05bc34dae683"`
[INFO] running `"docker" "rm" "-f" "e11d77d372d8b30ce6b06734f26b2f1c24c6dacdb9cb714abe8d05bc34dae683"`
[INFO] [stdout] e11d77d372d8b30ce6b06734f26b2f1c24c6dacdb9cb714abe8d05bc34dae683