[INFO] cloning repository https://github.com/tiburin/on
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tiburin/on" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiburin%2Fon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiburin%2Fon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d4fb4559b8719dd2fd2321a0eea051d3ad8d1f8
[INFO] checking tiburin/on against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiburin%2Fon" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tiburin/on
[INFO] finished tweaking git repo https://github.com/tiburin/on
[INFO] tweaked toml for git repo https://github.com/tiburin/on written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tiburin/on on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tiburin/on 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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2b5a3a95c85ab233f771d265f39d3f12d39889a216f7a8cd47fc2a5265f7ff1
[INFO] running `Command { std: "docker" "start" "-a" "f2b5a3a95c85ab233f771d265f39d3f12d39889a216f7a8cd47fc2a5265f7ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2b5a3a95c85ab233f771d265f39d3f12d39889a216f7a8cd47fc2a5265f7ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b5a3a95c85ab233f771d265f39d3f12d39889a216f7a8cd47fc2a5265f7ff1", kill_on_drop: false }`
[INFO] [stdout] f2b5a3a95c85ab233f771d265f39d3f12d39889a216f7a8cd47fc2a5265f7ff1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3440569a9675c7cabd7381a154a8aceaa431d5c41c0b0e65434c1805d3012721
[INFO] running `Command { std: "docker" "start" "-a" "3440569a9675c7cabd7381a154a8aceaa431d5c41c0b0e65434c1805d3012721", kill_on_drop: false }`
[INFO] [stderr]     Checking on v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/v1/router.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let mut res = &mut self.conn.res;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/v1/mod.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |   fn parse(&mut self, buffer: &[u8], end: usize) -> Result<&Req, MiError> {
[INFO] [stdout]     |            ^^^^^^^^^                                       ^^^^
[INFO] [stdout]     |            |                                               ||
[INFO] [stdout]     |            |                                               |the same lifetime is hidden here
[INFO] [stdout]     |            the lifetime is elided here                     the same lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 110 |   fn parse(&mut self, buffer: &[u8], end: usize) -> Result<&Req<'_>, MiError> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/v1/mod.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |   fn router(&mut self, storage: Arc<Storage>) -> &Res {
[INFO] [stdout]     |             ^^^^^^^^^                            ^^^^
[INFO] [stdout]     |             |                                    ||
[INFO] [stdout]     |             |                                    |the same lifetime is hidden here
[INFO] [stdout]     |             |                                    the same lifetime is elided here
[INFO] [stdout]     |             the lifetime is elided 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] 118 |   fn router(&mut self, storage: Arc<Storage>) -> &Res<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/v1/parse.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |   pub fn parse(&mut self, buffer: &[u8]) -> Result<&Req, MiError> {
[INFO] [stdout]    |                ^^^^^^^^^                           ^^^^
[INFO] [stdout]    |                |                                   ||
[INFO] [stdout]    |                |                                   |the same lifetime is hidden here
[INFO] [stdout]    |                |                                   the same lifetime is elided here
[INFO] [stdout]    |                the lifetime is elided 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] 12 |   pub fn parse(&mut self, buffer: &[u8]) -> Result<&Req<'_>, MiError> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/v1/parse.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn header(&mut self) -> Result<&Req, MiError> {
[INFO] [stdout]    |             ^^^^^^^^^            ^^^^
[INFO] [stdout]    |             |                    ||
[INFO] [stdout]    |             |                    |the same lifetime is hidden here
[INFO] [stdout]    |             |                    the same lifetime is elided here
[INFO] [stdout]    |             the lifetime is elided 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] 22 |   fn header(&mut self) -> Result<&Req<'_>, MiError> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/v1/parse.rs:51:11
[INFO] [stdout]    |
[INFO] [stdout] 51 |   fn path(&mut self, path: &str) -> Result<&Req, MiError> {
[INFO] [stdout]    |           ^^^^^^^^^                        ^^^^
[INFO] [stdout]    |           |                                ||
[INFO] [stdout]    |           |                                |the same lifetime is hidden here
[INFO] [stdout]    |           |                                the same lifetime is elided here
[INFO] [stdout]    |           the lifetime is elided 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] 51 |   fn path(&mut self, path: &str) -> Result<&Req<'_>, MiError> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/v1/router.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let mut res = &mut self.conn.res;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/v1/mod.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |   fn parse(&mut self, buffer: &[u8], end: usize) -> Result<&Req, MiError> {
[INFO] [stdout]     |            ^^^^^^^^^                                       ^^^^
[INFO] [stdout]     |            |                                               ||
[INFO] [stdout]     |            |                                               |the same lifetime is hidden here
[INFO] [stdout]     |            the lifetime is elided here                     the same lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 110 |   fn parse(&mut self, buffer: &[u8], end: usize) -> Result<&Req<'_>, MiError> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/v1/mod.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |   fn router(&mut self, storage: Arc<Storage>) -> &Res {
[INFO] [stdout]     |             ^^^^^^^^^                            ^^^^
[INFO] [stdout]     |             |                                    ||
[INFO] [stdout]     |             |                                    |the same lifetime is hidden here
[INFO] [stdout]     |             |                                    the same lifetime is elided here
[INFO] [stdout]     |             the lifetime is elided 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] 118 |   fn router(&mut self, storage: Arc<Storage>) -> &Res<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/v1/parse.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |   pub fn parse(&mut self, buffer: &[u8]) -> Result<&Req, MiError> {
[INFO] [stdout]    |                ^^^^^^^^^                           ^^^^
[INFO] [stdout]    |                |                                   ||
[INFO] [stdout]    |                |                                   |the same lifetime is hidden here
[INFO] [stdout]    |                |                                   the same lifetime is elided here
[INFO] [stdout]    |                the lifetime is elided 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] 12 |   pub fn parse(&mut self, buffer: &[u8]) -> Result<&Req<'_>, MiError> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/v1/parse.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn header(&mut self) -> Result<&Req, MiError> {
[INFO] [stdout]    |             ^^^^^^^^^            ^^^^
[INFO] [stdout]    |             |                    ||
[INFO] [stdout]    |             |                    |the same lifetime is hidden here
[INFO] [stdout]    |             |                    the same lifetime is elided here
[INFO] [stdout]    |             the lifetime is elided 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] 22 |   fn header(&mut self) -> Result<&Req<'_>, MiError> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/v1/parse.rs:51:11
[INFO] [stdout]    |
[INFO] [stdout] 51 |   fn path(&mut self, path: &str) -> Result<&Req, MiError> {
[INFO] [stdout]    |           ^^^^^^^^^                        ^^^^
[INFO] [stdout]    |           |                                ||
[INFO] [stdout]    |           |                                |the same lifetime is hidden here
[INFO] [stdout]    |           |                                the same lifetime is elided here
[INFO] [stdout]    |           the lifetime is elided 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] 51 |   fn path(&mut self, path: &str) -> Result<&Req<'_>, MiError> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "3440569a9675c7cabd7381a154a8aceaa431d5c41c0b0e65434c1805d3012721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3440569a9675c7cabd7381a154a8aceaa431d5c41c0b0e65434c1805d3012721", kill_on_drop: false }`
[INFO] [stdout] 3440569a9675c7cabd7381a154a8aceaa431d5c41c0b0e65434c1805d3012721