[INFO] fetching crate merino 0.1.3...
[INFO] checking merino-0.1.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[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 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 98 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: v0.8.7)
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.2.18
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.1
[INFO] [stderr]   Downloaded structopt-derive v0.2.18
[INFO] [stderr]   Downloaded snafu-derive v0.4.4
[INFO] [stderr]   Downloaded snafu v0.4.4
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd8b28101f4a8b48883b2ed32f2e57e114b1cff5e7be2f1bd46379ab5e2876e1
[INFO] running `Command { std: "docker" "start" "-a" "fd8b28101f4a8b48883b2ed32f2e57e114b1cff5e7be2f1bd46379ab5e2876e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd8b28101f4a8b48883b2ed32f2e57e114b1cff5e7be2f1bd46379ab5e2876e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8b28101f4a8b48883b2ed32f2e57e114b1cff5e7be2f1bd46379ab5e2876e1", kill_on_drop: false }`
[INFO] [stdout] fd8b28101f4a8b48883b2ed32f2e57e114b1cff5e7be2f1bd46379ab5e2876e1
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5901f070a0e910dad45806a23b59e42aef021ee31654a1f17761eb132b5ba9e
[INFO] running `Command { std: "docker" "start" "-a" "a5901f070a0e910dad45806a23b59e42aef021ee31654a1f17761eb132b5ba9e", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling snafu-derive v0.4.4
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking snafu v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking 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)]` 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: 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)]` 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)]` 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: 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)]` 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)]` 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: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)]` 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: 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 41.62s
[INFO] running `Command { std: "docker" "inspect" "a5901f070a0e910dad45806a23b59e42aef021ee31654a1f17761eb132b5ba9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5901f070a0e910dad45806a23b59e42aef021ee31654a1f17761eb132b5ba9e", kill_on_drop: false }`
[INFO] [stdout] a5901f070a0e910dad45806a23b59e42aef021ee31654a1f17761eb132b5ba9e