[INFO] updating cached repository https://github.com/bdnf/RustWebServers
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] be2e54a37dad9124b625c3a7c9305fd1ec3f7018
[INFO] checking bdnf/RustWebServers against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdnf%2FRustWebServers" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bdnf/RustWebServers on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bdnf/RustWebServers
[INFO] finished tweaking git repo https://github.com/bdnf/RustWebServers
[INFO] tweaked toml for git repo https://github.com/bdnf/RustWebServers written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/bdnf/RustWebServers already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e831ecf3f8ce464265dd38dedfc77354a2b70eb9f30d8a3040e2f2d5ad306ac9
[INFO] running `"docker" "start" "-a" "e831ecf3f8ce464265dd38dedfc77354a2b70eb9f30d8a3040e2f2d5ad306ac9"`
[INFO] [stderr]     Checking web_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/threadpool.rs:27:16
[INFO] [stderr]    |
[INFO] [stderr] 27 | type Job = Box<FnBox + Send + 'static>;  //with taking ownership of self
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `status_line`
[INFO] [stderr]   --> src/main.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 |      let (status_line, filename) = if req_buffer.starts_with(get) {
[INFO] [stderr]    |           ^^^^^^^^^^^ help: consider prefixing with an underscore: `_status_line`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]   --> src/main.rs:14:24
[INFO] [stderr]    |
[INFO] [stderr] 14 |      let (status_line, filename) = if req_buffer.starts_with(get) {
[INFO] [stderr]    |                        ^^^^^^^^ help: consider prefixing with an underscore: `_filename`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/threadpool.rs:27:16
[INFO] [stderr]    |
[INFO] [stderr] 27 | type Job = Box<FnBox + Send + 'static>;  //with taking ownership of self
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `status_line`
[INFO] [stderr]   --> src/main.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 |      let (status_line, filename) = if req_buffer.starts_with(get) {
[INFO] [stderr]    |           ^^^^^^^^^^^ help: consider prefixing with an underscore: `_status_line`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]   --> src/main.rs:14:24
[INFO] [stderr]    |
[INFO] [stderr] 14 |      let (status_line, filename) = if req_buffer.starts_with(get) {
[INFO] [stderr]    |                        ^^^^^^^^ help: consider prefixing with an underscore: `_filename`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `"docker" "inspect" "e831ecf3f8ce464265dd38dedfc77354a2b70eb9f30d8a3040e2f2d5ad306ac9"`
[INFO] running `"docker" "rm" "-f" "e831ecf3f8ce464265dd38dedfc77354a2b70eb9f30d8a3040e2f2d5ad306ac9"`
[INFO] [stdout] e831ecf3f8ce464265dd38dedfc77354a2b70eb9f30d8a3040e2f2d5ad306ac9