[INFO] updating cached repository https://github.com/benjaminmwilson/rust-webservice-helloworld
[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] 76fa9711d553619a132693425a3ed5ea9eb59e5b
[INFO] checking benjaminmwilson/rust-webservice-helloworld against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminmwilson%2Frust-webservice-helloworld" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benjaminmwilson/rust-webservice-helloworld on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/benjaminmwilson/rust-webservice-helloworld
[INFO] finished tweaking git repo https://github.com/benjaminmwilson/rust-webservice-helloworld
[INFO] tweaked toml for git repo https://github.com/benjaminmwilson/rust-webservice-helloworld written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/benjaminmwilson/rust-webservice-helloworld already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 4315e522199bde600eee03f7289fc1e4708f6c634654b7cdd55f80a4593f1204
[INFO] running `"docker" "start" "-a" "4315e522199bde600eee03f7289fc1e4708f6c634654b7cdd55f80a4593f1204"`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking ryu v0.2.8
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking nickel v0.11.0
[INFO] [stderr]     Checking rust-webservice-helloworld v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `MediaType`, `Options`
[INFO] [stderr]  --> src/main.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nickel::{Nickel, HttpRouter, MediaType, Options};
[INFO] [stderr]   |                                  ^^^^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MediaType`, `Options`
[INFO] [stderr]  --> src/main.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nickel::{Nickel, HttpRouter, MediaType, Options};
[INFO] [stderr]   |                                  ^^^^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.31s
[INFO] running `"docker" "inspect" "4315e522199bde600eee03f7289fc1e4708f6c634654b7cdd55f80a4593f1204"`
[INFO] running `"docker" "rm" "-f" "4315e522199bde600eee03f7289fc1e4708f6c634654b7cdd55f80a4593f1204"`
[INFO] [stdout] 4315e522199bde600eee03f7289fc1e4708f6c634654b7cdd55f80a4593f1204