[INFO] fetching crate merino 0.1.3...
[INFO] testing merino-0.1.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate merino 0.1.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate merino 0.1.3
[INFO] finished tweaking crates.io crate merino 0.1.3
[INFO] tweaked toml for crates.io crate merino 0.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate merino 0.1.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 80 packages to latest compatible versions
[INFO] [stderr]       Adding pretty_env_logger v0.3.1 (available: v0.5.0)
[INFO] [stderr]       Adding snafu v0.4.4 (available: v0.8.9)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snafu-derive v0.4.4
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.1
[INFO] [stderr]   Downloaded snafu v0.4.4
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded doc-comment v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d96ea3f8cc98a2354043bb5456834a34e68961bf3f3b90172ceb02d03b9be78b
[INFO] running `Command { std: "docker" "start" "-a" "d96ea3f8cc98a2354043bb5456834a34e68961bf3f3b90172ceb02d03b9be78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d96ea3f8cc98a2354043bb5456834a34e68961bf3f3b90172ceb02d03b9be78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96ea3f8cc98a2354043bb5456834a34e68961bf3f3b90172ceb02d03b9be78b", kill_on_drop: false }`
[INFO] [stdout] d96ea3f8cc98a2354043bb5456834a34e68961bf3f3b90172ceb02d03b9be78b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19289befc24c037ae937cd13e8cc68b363492bea7597c6a6c51d9fa814754be9
[INFO] running `Command { std: "docker" "start" "-a" "19289befc24c037ae937cd13e8cc68b363492bea7597c6a6c51d9fa814754be9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling snafu-derive v0.4.4
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling snafu v0.4.4
[INFO] [stderr]    Compiling merino v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:443:24
[INFO] [stdout]     |
[INFO] [stdout] 443 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |                        ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 443 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout] 443 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:480:24
[INFO] [stdout]     |
[INFO] [stdout] 480 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |                        ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 480 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout] 480 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `RuleFailure` and `ConnectionRefused` are never constructed
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | enum ResponseCode {
[INFO] [stdout]    |      ------------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 42 |     RuleFailure = 0x02,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     ConnectionRefused = 0x05,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ResponseCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]    --> src/lib.rs:490:9
[INFO] [stdout]     |
[INFO] [stdout] 489 | struct SOCKSReq {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 490 |     pub version: u8,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/lib.rs:396:25
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         copy(&mut outbound_in, &mut inbound_out).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         let _ = copy(&mut outbound_in, &mut inbound_out).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/lib.rs:403:25
[INFO] [stdout]     |
[INFO] [stdout] 403 |                         copy(&mut inbound_in, &mut outbound_out).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 403 |                         let _ = copy(&mut inbound_in, &mut outbound_out).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.28s
[INFO] running `Command { std: "docker" "inspect" "19289befc24c037ae937cd13e8cc68b363492bea7597c6a6c51d9fa814754be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19289befc24c037ae937cd13e8cc68b363492bea7597c6a6c51d9fa814754be9", kill_on_drop: false }`
[INFO] [stdout] 19289befc24c037ae937cd13e8cc68b363492bea7597c6a6c51d9fa814754be9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b19037c26d2f236526cae324148976e1dc0ec4665c161cfd16e6831acb17c74
[INFO] running `Command { std: "docker" "start" "-a" "8b19037c26d2f236526cae324148976e1dc0ec4665c161cfd16e6831acb17c74", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:443:24
[INFO] [stdout]     |
[INFO] [stdout] 443 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |                        ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 443 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout] 443 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:480:24
[INFO] [stdout]     |
[INFO] [stdout] 480 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |                        ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 480 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout] 480 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling merino v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `RuleFailure` and `ConnectionRefused` are never constructed
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | enum ResponseCode {
[INFO] [stdout]    |      ------------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 42 |     RuleFailure = 0x02,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     ConnectionRefused = 0x05,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ResponseCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]    --> src/lib.rs:490:9
[INFO] [stdout]     |
[INFO] [stdout] 489 | struct SOCKSReq {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 490 |     pub version: u8,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/lib.rs:396:25
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         copy(&mut outbound_in, &mut inbound_out).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         let _ = copy(&mut outbound_in, &mut inbound_out).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/lib.rs:403:25
[INFO] [stdout]     |
[INFO] [stdout] 403 |                         copy(&mut inbound_in, &mut outbound_out).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 403 |                         let _ = copy(&mut inbound_in, &mut outbound_out).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:443:24
[INFO] [stdout]     |
[INFO] [stdout] 443 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |                        ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 443 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout] 443 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:480:24
[INFO] [stdout]     |
[INFO] [stdout] 480 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |                        ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 480 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout] 480 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `RuleFailure` and `ConnectionRefused` are never constructed
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | enum ResponseCode {
[INFO] [stdout]    |      ------------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 42 |     RuleFailure = 0x02,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     ConnectionRefused = 0x05,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ResponseCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]    --> src/lib.rs:490:9
[INFO] [stdout]     |
[INFO] [stdout] 489 | struct SOCKSReq {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 490 |     pub version: u8,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/lib.rs:396:25
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         copy(&mut outbound_in, &mut inbound_out).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         let _ = copy(&mut outbound_in, &mut inbound_out).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/lib.rs:403:25
[INFO] [stdout]     |
[INFO] [stdout] 403 |                         copy(&mut inbound_in, &mut outbound_out).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 403 |                         let _ = copy(&mut inbound_in, &mut outbound_out).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "8b19037c26d2f236526cae324148976e1dc0ec4665c161cfd16e6831acb17c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b19037c26d2f236526cae324148976e1dc0ec4665c161cfd16e6831acb17c74", kill_on_drop: false }`
[INFO] [stdout] 8b19037c26d2f236526cae324148976e1dc0ec4665c161cfd16e6831acb17c74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 446c42376c0bd50a8a5158f7cea1487bdb849f33be05f5baf2ed70e1bb6a135a
[INFO] running `Command { std: "docker" "start" "-a" "446c42376c0bd50a8a5158f7cea1487bdb849f33be05f5baf2ed70e1bb6a135a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/lib.rs:443:24
[INFO] [stderr]     |
[INFO] [stderr] 443 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr]     |                        ^     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 443 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr] 443 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/lib.rs:480:24
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr]     |                        ^     ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 480 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr] 480 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: variants `RuleFailure` and `ConnectionRefused` are never constructed
[INFO] [stderr]   --> src/lib.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | enum ResponseCode {
[INFO] [stderr]    |      ------------ variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 42 |     RuleFailure = 0x02,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     ConnectionRefused = 0x05,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ResponseCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `version` is never read
[INFO] [stderr]    --> src/lib.rs:490:9
[INFO] [stderr]     |
[INFO] [stderr] 489 | struct SOCKSReq {
[INFO] [stderr]     |        -------- field in this struct
[INFO] [stderr] 490 |     pub version: u8,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/lib.rs:396:25
[INFO] [stderr]     |
[INFO] [stderr] 396 |                         copy(&mut outbound_in, &mut inbound_out).is_ok();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 396 |                         let _ = copy(&mut outbound_in, &mut inbound_out).is_ok();
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/lib.rs:403:25
[INFO] [stderr]     |
[INFO] [stderr] 403 |                         copy(&mut inbound_in, &mut outbound_out).is_ok();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 403 |                         let _ = copy(&mut inbound_in, &mut outbound_out).is_ok();
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `merino` (lib) generated 6 warnings (run `cargo fix --lib -p merino` to apply 2 suggestions)
[INFO] [stderr] warning: `merino` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merino-b5e8d1ce89a6fcdc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/merino-bff421ace9da374b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests merino
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/lib.rs:443:24
[INFO] [stderr]     |
[INFO] [stderr] 443 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr]     |                        ^     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 443 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr] 443 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/lib.rs:480:24
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr]     |                        ^     ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 480 -                 ((addr[(x * 2)] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr] 480 +                 ((addr[x * 2] as u16) << 8) | addr[(x * 2) + 1] as u16
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "446c42376c0bd50a8a5158f7cea1487bdb849f33be05f5baf2ed70e1bb6a135a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446c42376c0bd50a8a5158f7cea1487bdb849f33be05f5baf2ed70e1bb6a135a", kill_on_drop: false }`
[INFO] [stdout] 446c42376c0bd50a8a5158f7cea1487bdb849f33be05f5baf2ed70e1bb6a135a
