[INFO] fetching crate bbwebservice 1.0.5...
[INFO] checking bbwebservice-1.0.5 against try#3f7e3b175fda7edbf81081bcd9b91b73f2f7993f for pr-156157-1
[INFO] extracting crate bbwebservice 1.0.5 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate bbwebservice 1.0.5
[INFO] finished tweaking crates.io crate bbwebservice 1.0.5
[INFO] tweaked toml for crates.io crate bbwebservice 1.0.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bbwebservice 1.0.5 on toolchain 3f7e3b175fda7edbf81081bcd9b91b73f2f7993f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bbwebservice 1.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae5c8359011b326f5275b92514d8cd3bf7f4366125c646f37f6d5a3b119ee2fc
[INFO] running `Command { std: "docker" "start" "-a" "ae5c8359011b326f5275b92514d8cd3bf7f4366125c646f37f6d5a3b119ee2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae5c8359011b326f5275b92514d8cd3bf7f4366125c646f37f6d5a3b119ee2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae5c8359011b326f5275b92514d8cd3bf7f4366125c646f37f6d5a3b119ee2fc", kill_on_drop: false }`
[INFO] [stdout] ae5c8359011b326f5275b92514d8cd3bf7f4366125c646f37f6d5a3b119ee2fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7b3a266fc24cf717f2f4c56996909a89f2ab2203c2061e7728f5f67dc76b24c
[INFO] running `Command { std: "docker" "start" "-a" "a7b3a266fc24cf717f2f4c56996909a89f2ab2203c2061e7728f5f67dc76b24c", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking bbwebservice v1.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `HTTP_REQUEST_HEADERS` is never used
[INFO] [stdout]   --> src/http/header.rs:77:11
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub const HTTP_REQUEST_HEADERS: RequestHeaderTag = RequestHeaderTag;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HTTP_RESPONSE_HEADERS` is never used
[INFO] [stdout]    --> src/http/header.rs:100:11
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub const HTTP_RESPONSE_HEADERS: ResponseHeaderTag = ResponseHeaderTag;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AccessControlHeader` is never constructed
[INFO] [stdout]    --> src/http/header.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct AccessControlHeader;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HTTP_ACCESS_CONTROL` is never used
[INFO] [stdout]    --> src/http/header.rs:126:11
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub const HTTP_ACCESS_CONTROL: AccessControlHeader = AccessControlHeader;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `ACCESS_CONTROL_ALLOW_ORIGIN`, `ACCESS_CONTROL_ALLOW_METHODS`, `ACCESS_CONTROL_ALLOW_HEADERS`, `ACCESS_CONTROL_EXPOSE_HEADERS`, `ACCESS_CONTROL_ALLOW_CREDENTIALS`, and `ACCESS_CONTROL_MAX_AGE` are never used
[INFO] [stdout]    --> src/http/header.rs:129:15
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl AccessControlHeader {
[INFO] [stdout]     | ------------------------ associated constants in this implementation
[INFO] [stdout] 129 |     pub const ACCESS_CONTROL_ALLOW_ORIGIN: &'static str = "Access-Control-Allow-Origin";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 130 |     pub const ACCESS_CONTROL_ALLOW_METHODS: &'static str = "Access-Control-Allow-Methods";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 131 |     pub const ACCESS_CONTROL_ALLOW_HEADERS: &'static str = "Access-Control-Allow-Headers";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 132 |     pub const ACCESS_CONTROL_EXPOSE_HEADERS: &'static str = "Access-Control-Expose-Headers";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 133 |     pub const ACCESS_CONTROL_ALLOW_CREDENTIALS: &'static str = "Access-Control-Allow-Credentials";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 134 |     pub const ACCESS_CONTROL_MAX_AGE: &'static str = "Access-Control-Max-Age";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOGGING_OPTIONS` is never used
[INFO] [stdout]   --> src/logging.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub const LOGGING_OPTIONS: LoggingOptionsTag = LoggingOptionsTag;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `active` is never read
[INFO] [stdout]    --> src/server.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | struct WorkerPool {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     active: Arc<AtomicUsize>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `active_count` is never used
[INFO] [stdout]    --> src/server.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl WorkerPool {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn active_count(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HTTP_REQUEST_HEADERS` is never used
[INFO] [stdout]   --> src/http/header.rs:77:11
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub const HTTP_REQUEST_HEADERS: RequestHeaderTag = RequestHeaderTag;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HTTP_RESPONSE_HEADERS` is never used
[INFO] [stdout]    --> src/http/header.rs:100:11
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub const HTTP_RESPONSE_HEADERS: ResponseHeaderTag = ResponseHeaderTag;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AccessControlHeader` is never constructed
[INFO] [stdout]    --> src/http/header.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct AccessControlHeader;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HTTP_ACCESS_CONTROL` is never used
[INFO] [stdout]    --> src/http/header.rs:126:11
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub const HTTP_ACCESS_CONTROL: AccessControlHeader = AccessControlHeader;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `ACCESS_CONTROL_ALLOW_ORIGIN`, `ACCESS_CONTROL_ALLOW_METHODS`, `ACCESS_CONTROL_ALLOW_HEADERS`, `ACCESS_CONTROL_EXPOSE_HEADERS`, `ACCESS_CONTROL_ALLOW_CREDENTIALS`, and `ACCESS_CONTROL_MAX_AGE` are never used
[INFO] [stdout]    --> src/http/header.rs:129:15
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl AccessControlHeader {
[INFO] [stdout]     | ------------------------ associated constants in this implementation
[INFO] [stdout] 129 |     pub const ACCESS_CONTROL_ALLOW_ORIGIN: &'static str = "Access-Control-Allow-Origin";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 130 |     pub const ACCESS_CONTROL_ALLOW_METHODS: &'static str = "Access-Control-Allow-Methods";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 131 |     pub const ACCESS_CONTROL_ALLOW_HEADERS: &'static str = "Access-Control-Allow-Headers";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 132 |     pub const ACCESS_CONTROL_EXPOSE_HEADERS: &'static str = "Access-Control-Expose-Headers";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 133 |     pub const ACCESS_CONTROL_ALLOW_CREDENTIALS: &'static str = "Access-Control-Allow-Credentials";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 134 |     pub const ACCESS_CONTROL_MAX_AGE: &'static str = "Access-Control-Max-Age";
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOGGING_OPTIONS` is never used
[INFO] [stdout]   --> src/logging.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub const LOGGING_OPTIONS: LoggingOptionsTag = LoggingOptionsTag;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `active` is never read
[INFO] [stdout]    --> src/server.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | struct WorkerPool {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     active: Arc<AtomicUsize>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `active_count` is never used
[INFO] [stdout]    --> src/server.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl WorkerPool {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn active_count(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.68s
[INFO] running `Command { std: "docker" "inspect" "a7b3a266fc24cf717f2f4c56996909a89f2ab2203c2061e7728f5f67dc76b24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b3a266fc24cf717f2f4c56996909a89f2ab2203c2061e7728f5f67dc76b24c", kill_on_drop: false }`
[INFO] [stdout] a7b3a266fc24cf717f2f4c56996909a89f2ab2203c2061e7728f5f67dc76b24c
