[INFO] fetching crate smtp-types 0.2.0...
[INFO] building smtp-types-0.2.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate smtp-types 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate smtp-types 0.2.0
[INFO] finished tweaking crates.io crate smtp-types 0.2.0
[INFO] tweaked toml for crates.io crate smtp-types 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate smtp-types 0.2.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b51bc350cd3c184c7b480d5d2646279e1e97fd92caf1b4947ed5683746d2bac
[INFO] running `Command { std: "docker" "start" "-a" "7b51bc350cd3c184c7b480d5d2646279e1e97fd92caf1b4947ed5683746d2bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b51bc350cd3c184c7b480d5d2646279e1e97fd92caf1b4947ed5683746d2bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b51bc350cd3c184c7b480d5d2646279e1e97fd92caf1b4947ed5683746d2bac", kill_on_drop: false }`
[INFO] [stdout] 7b51bc350cd3c184c7b480d5d2646279e1e97fd92caf1b4947ed5683746d2bac
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40c355037a86c117b63c7334613335e5621d5340412967e81f6f92d95c0ce53f
[INFO] running `Command { std: "docker" "start" "-a" "40c355037a86c117b63c7334613335e5621d5340412967e81f6f92d95c0ce53f", kill_on_drop: false }`
[INFO] [stderr]    Compiling smtp-types v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/utils.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn escape_quoted(unescaped: &str) -> Cow<str> {
[INFO] [stdout]   |                                        ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                                        |
[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] 3 | pub(crate) fn escape_quoted(unescaped: &str) -> Cow<'_, str> {
[INFO] [stdout]   |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "40c355037a86c117b63c7334613335e5621d5340412967e81f6f92d95c0ce53f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40c355037a86c117b63c7334613335e5621d5340412967e81f6f92d95c0ce53f", kill_on_drop: false }`
[INFO] [stdout] 40c355037a86c117b63c7334613335e5621d5340412967e81f6f92d95c0ce53f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9149650dc9ed6eff23890c40ead97bafb80ee17f2f8293c09aa11fed0e9406f8
[INFO] running `Command { std: "docker" "start" "-a" "9149650dc9ed6eff23890c40ead97bafb80ee17f2f8293c09aa11fed0e9406f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling smtp-types v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/utils.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn escape_quoted(unescaped: &str) -> Cow<str> {
[INFO] [stdout]   |                                        ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                                        |
[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] 3 | pub(crate) fn escape_quoted(unescaped: &str) -> Cow<'_, str> {
[INFO] [stdout]   |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/utils.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn escape_quoted(unescaped: &str) -> Cow<str> {
[INFO] [stdout]   |                                        ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                                        |
[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] 3 | pub(crate) fn escape_quoted(unescaped: &str) -> Cow<'_, str> {
[INFO] [stdout]   |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "9149650dc9ed6eff23890c40ead97bafb80ee17f2f8293c09aa11fed0e9406f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9149650dc9ed6eff23890c40ead97bafb80ee17f2f8293c09aa11fed0e9406f8", kill_on_drop: false }`
[INFO] [stdout] 9149650dc9ed6eff23890c40ead97bafb80ee17f2f8293c09aa11fed0e9406f8