[INFO] cloning repository https://github.com/latonis/keyhole
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/latonis/keyhole" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flatonis%2Fkeyhole", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flatonis%2Fkeyhole'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e15854e41362a29517a25477007da033c9a2c6d
[INFO] checking latonis/keyhole against master#8f08b3a32478b8d0507732800ecb548a76e0fd0c for pr-144157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flatonis%2Fkeyhole" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/latonis/keyhole
[INFO] finished tweaking git repo https://github.com/latonis/keyhole
[INFO] tweaked toml for git repo https://github.com/latonis/keyhole written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/latonis/keyhole on toolchain 8f08b3a32478b8d0507732800ecb548a76e0fd0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/latonis/keyhole 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" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5caae0c82fc1e1b3a599c4452bfa4a6ee39a6cd207975d9e9ec2b17539c58e1f
[INFO] running `Command { std: "docker" "start" "-a" "5caae0c82fc1e1b3a599c4452bfa4a6ee39a6cd207975d9e9ec2b17539c58e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5caae0c82fc1e1b3a599c4452bfa4a6ee39a6cd207975d9e9ec2b17539c58e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5caae0c82fc1e1b3a599c4452bfa4a6ee39a6cd207975d9e9ec2b17539c58e1f", kill_on_drop: false }`
[INFO] [stdout] 5caae0c82fc1e1b3a599c4452bfa4a6ee39a6cd207975d9e9ec2b17539c58e1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3214451abc5e271b213fb15b4eaf05a3c44a038533df75e74ddd7c40c815e06
[INFO] running `Command { std: "docker" "start" "-a" "a3214451abc5e271b213fb15b4eaf05a3c44a038533df75e74ddd7c40c815e06", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking keyhole v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `opcode`, `key`, and `value` are never read
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct AuxiliaryField {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 12 |     opcode: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 13 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AuxiliaryField` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `opcode`, `key`, and `value` are never read
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct AuxiliaryField {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 12 |     opcode: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 13 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AuxiliaryField` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn parse_magic(input: &'a [u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stdout]    |                            ^^                  -----  ----- the same lifetime is elided here
[INFO] [stdout]    |                            |                   |
[INFO] [stdout]    |                            |                   the same lifetime is elided here
[INFO] [stdout]    |                            the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn parse_magic(input: &'a [u8]) -> IResult<&'a [u8], &'a [u8]> {
[INFO] [stdout]    |                                                 ++        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn parse_magic(input: &'a [u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stdout]    |                            ^^                  -----  ----- the same lifetime is elided here
[INFO] [stdout]    |                            |                   |
[INFO] [stdout]    |                            |                   the same lifetime is elided here
[INFO] [stdout]    |                            the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn parse_magic(input: &'a [u8]) -> IResult<&'a [u8], &'a [u8]> {
[INFO] [stdout]    |                                                 ++        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:151:26
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn parse_rstring<'b>(&mut self, input: &'b [u8]) -> Result<(&'b [u8], String), Error> {
[INFO] [stdout]     |                          ^^^^^^^^^ the lifetime is elided here                     ----- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn parse_rstring<'b>(&mut self, input: &'b [u8]) -> Result<(&'b [u8], String), Error<'_>> {
[INFO] [stdout]     |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:151:26
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn parse_rstring<'b>(&mut self, input: &'b [u8]) -> Result<(&'b [u8], String), Error> {
[INFO] [stdout]     |                          ^^^^^^^^^ the lifetime is elided here                     ----- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn parse_rstring<'b>(&mut self, input: &'b [u8]) -> Result<(&'b [u8], String), Error<'_>> {
[INFO] [stdout]     |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "a3214451abc5e271b213fb15b4eaf05a3c44a038533df75e74ddd7c40c815e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3214451abc5e271b213fb15b4eaf05a3c44a038533df75e74ddd7c40c815e06", kill_on_drop: false }`
[INFO] [stdout] a3214451abc5e271b213fb15b4eaf05a3c44a038533df75e74ddd7c40c815e06