[INFO] fetching crate kombucha 0.1.0...
[INFO] checking kombucha-0.1.0 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205
[INFO] extracting crate kombucha 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate kombucha 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate kombucha 0.1.0
[INFO] tweaked toml for crates.io crate kombucha 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kombucha 0.1.0 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kombucha 0.1.0 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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0121e0ee2149b9fabf0b678b707b2a21f4f4841361f6dabb5305cbe2e99169e7
[INFO] running `Command { std: "docker" "start" "-a" "0121e0ee2149b9fabf0b678b707b2a21f4f4841361f6dabb5305cbe2e99169e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0121e0ee2149b9fabf0b678b707b2a21f4f4841361f6dabb5305cbe2e99169e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0121e0ee2149b9fabf0b678b707b2a21f4f4841361f6dabb5305cbe2e99169e7", kill_on_drop: false }`
[INFO] [stdout] 0121e0ee2149b9fabf0b678b707b2a21f4f4841361f6dabb5305cbe2e99169e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e44a491064bd17c5cc88e3a6c2c15e6c612f9e18cbaaac359902f6b5147b1b67
[INFO] running `Command { std: "docker" "start" "-a" "e44a491064bd17c5cc88e3a6c2c15e6c612f9e18cbaaac359902f6b5147b1b67", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking kombucha v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/compile.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn scan(code: &str) -> Result<Vec<(Tok, usize, &str)>, (usize, &str)> {
[INFO] [stdout]    |               ^^^^                 ^^^         ^^^^            ^^^^ the same lifetime is elided here
[INFO] [stdout]    |               |                    |           |
[INFO] [stdout]    |               |                    |           the same lifetime is elided here
[INFO] [stdout]    |               |                    the same lifetime is hidden 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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn scan(code: &str) -> Result<Vec<(Tok<'_>, usize, &str)>, (usize, &str)> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/compile.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn scan(code: &str) -> Result<Vec<(Tok, usize, &str)>, (usize, &str)> {
[INFO] [stdout]    |               ^^^^                 ^^^         ^^^^            ^^^^ the same lifetime is elided here
[INFO] [stdout]    |               |                    |           |
[INFO] [stdout]    |               |                    |           the same lifetime is elided here
[INFO] [stdout]    |               |                    the same lifetime is hidden 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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn scan(code: &str) -> Result<Vec<(Tok<'_>, usize, &str)>, (usize, &str)> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "e44a491064bd17c5cc88e3a6c2c15e6c612f9e18cbaaac359902f6b5147b1b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e44a491064bd17c5cc88e3a6c2c15e6c612f9e18cbaaac359902f6b5147b1b67", kill_on_drop: false }`
[INFO] [stdout] e44a491064bd17c5cc88e3a6c2c15e6c612f9e18cbaaac359902f6b5147b1b67