[INFO] cloning repository https://github.com/bsundsrud/observatory
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bsundsrud/observatory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsundsrud%2Fobservatory"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsundsrud%2Fobservatory'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f7e635c7a7d463099ec38beb98a5f8a41d8dec50
[INFO] checking bsundsrud/observatory against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsundsrud%2Fobservatory" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bsundsrud/observatory 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/bsundsrud/observatory
[INFO] finished tweaking git repo https://github.com/bsundsrud/observatory
[INFO] tweaked toml for git repo https://github.com/bsundsrud/observatory written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/bsundsrud/observatory already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 8f912bf905d641fee851a0fd01fd311e2bb9a68d281e8b26c826539f725c4d4f
[INFO] running `"docker" "start" "-a" "8f912bf905d641fee851a0fd01fd311e2bb9a68d281e8b26c826539f725c4d4f"`
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling openssl-sys v0.9.41
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking backtrace v0.3.14
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking serde_yaml v0.8.8
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling openssl v0.10.18
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking slog-atomic v2.0.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking slog-scope v4.1.1
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking slog-stdlog v3.0.2
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking slog-envlogger v2.1.0
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking hyper v0.12.24
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling v_escape_derive v0.2.1
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling serde_repr v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking v_escape v0.3.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking v_htmlescape v0.3.2
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking reqwest v0.9.10
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking actix-web v0.7.18
[INFO] [stderr]     Checking observatory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `App`, `HttpRequest`, `Responder`
[INFO] [stderr]  --> src/main.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 | use actix_web::{server, App, HttpRequest, Responder};
[INFO] [stderr]   |                         ^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logging/mod.rs:18:26
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn timestamp_fn(io: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                          ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `App`, `HttpRequest`, `Responder`
[INFO] [stderr]  --> src/main.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 | use actix_web::{server, App, HttpRequest, Responder};
[INFO] [stderr]   |                         ^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logging/mod.rs:18:26
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn timestamp_fn(io: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                          ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/model/mod.rs:80:24
[INFO] [stderr]    |
[INFO] [stderr] 80 |             Some((idx, n)) => idx,
[INFO] [stderr]    |                        ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/model/mod.rs:80:24
[INFO] [stderr]    |
[INFO] [stderr] 80 |             Some((idx, n)) => idx,
[INFO] [stderr]    |                        ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `logger`
[INFO] [stderr]   --> src/api.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     logger: Logger,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `graph_name`
[INFO] [stderr]    --> src/model/mod.rs:143:1
[INFO] [stderr]     |
[INFO] [stderr] 143 | fn graph_name(name: &str, parent: Option<&str>) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/model/mod.rs:247:5
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn new(normal: f64, warning: f64, danger: f64) -> Metrics {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `logger`
[INFO] [stderr]   --> src/api.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     logger: Logger,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_global_level`
[INFO] [stderr]   --> src/logging/mod.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn set_global_level(level: Level) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `graph_name`
[INFO] [stderr]    --> src/model/mod.rs:143:1
[INFO] [stderr]     |
[INFO] [stderr] 143 | fn graph_name(name: &str, parent: Option<&str>) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/model/mod.rs:247:5
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn new(normal: f64, warning: f64, danger: f64) -> Metrics {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 13s
[INFO] running `"docker" "inspect" "8f912bf905d641fee851a0fd01fd311e2bb9a68d281e8b26c826539f725c4d4f"`
[INFO] running `"docker" "rm" "-f" "8f912bf905d641fee851a0fd01fd311e2bb9a68d281e8b26c826539f725c4d4f"`
[INFO] [stdout] 8f912bf905d641fee851a0fd01fd311e2bb9a68d281e8b26c826539f725c4d4f