[INFO] fetching crate noline 0.5.1...
[INFO] checking noline-0.5.1 against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287
[INFO] extracting crate noline 0.5.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate noline 0.5.1 on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate noline 0.5.1
[INFO] finished tweaking crates.io crate noline 0.5.1
[INFO] tweaked toml for crates.io crate noline 0.5.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69ceeb2aa3add81349480d4e7b7cf536c263682237062fa876984e4cbe8ca25c
[INFO] running `Command { std: "docker" "start" "-a" "69ceeb2aa3add81349480d4e7b7cf536c263682237062fa876984e4cbe8ca25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69ceeb2aa3add81349480d4e7b7cf536c263682237062fa876984e4cbe8ca25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ceeb2aa3add81349480d4e7b7cf536c263682237062fa876984e4cbe8ca25c", kill_on_drop: false }`
[INFO] [stdout] 69ceeb2aa3add81349480d4e7b7cf536c263682237062fa876984e4cbe8ca25c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e816299dab1fbc8ed1e0bea22ef668cde46e947fe9ed669bc57533a2b018bf8
[INFO] running `Command { std: "docker" "start" "-a" "3e816299dab1fbc8ed1e0bea22ef668cde46e947fe9ed669bc57533a2b018bf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]     Checking termion v4.0.5
[INFO] [stderr]    Compiling num_enum_derive v0.7.3
[INFO] [stderr]     Checking num_enum v0.7.3
[INFO] [stderr]     Checking noline v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/sync_editor.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 |         &'a mut self,
[INFO] [stdout]     |          ^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 105 |     ) -> Result<&str, NolineError>
[INFO] [stdout]     |                 ---- the lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     ) -> Result<&'a str, NolineError>
[INFO] [stdout]     |                  ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/core.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |             &mut self,
[INFO] [stdout]     |             ^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 398 |         ) -> Line<'_, B, H, StrIter> {
[INFO] [stdout]     |                   --        ------- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetimes get resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 398 |         ) -> Line<'_, B, H, StrIter<'_>> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/sync_editor.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 |         &'a mut self,
[INFO] [stdout]     |          ^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 105 |     ) -> Result<&str, NolineError>
[INFO] [stdout]     |                 ---- the lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     ) -> Result<&'a str, NolineError>
[INFO] [stdout]     |                  ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.26s
[INFO] running `Command { std: "docker" "inspect" "3e816299dab1fbc8ed1e0bea22ef668cde46e947fe9ed669bc57533a2b018bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e816299dab1fbc8ed1e0bea22ef668cde46e947fe9ed669bc57533a2b018bf8", kill_on_drop: false }`
[INFO] [stdout] 3e816299dab1fbc8ed1e0bea22ef668cde46e947fe9ed669bc57533a2b018bf8