[INFO] fetching crate muttmates 0.1.3...
[INFO] testing muttmates-0.1.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate muttmates 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate muttmates 0.1.3
[INFO] finished tweaking crates.io crate muttmates 0.1.3
[INFO] tweaked toml for crates.io crate muttmates 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate muttmates 0.1.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding dirs v1.0.5 (available: v6.0.0)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9b49f37c1053c7b195c96802fd00b8b3532b3e0527bbe2c27ef7891ff8fc240
[INFO] running `Command { std: "docker" "start" "-a" "e9b49f37c1053c7b195c96802fd00b8b3532b3e0527bbe2c27ef7891ff8fc240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9b49f37c1053c7b195c96802fd00b8b3532b3e0527bbe2c27ef7891ff8fc240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b49f37c1053c7b195c96802fd00b8b3532b3e0527bbe2c27ef7891ff8fc240", kill_on_drop: false }`
[INFO] [stdout] e9b49f37c1053c7b195c96802fd00b8b3532b3e0527bbe2c27ef7891ff8fc240
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1af902fda138c83bb1bd9d84f8f1ffb7d942922e993d654c47866105a3b93157
[INFO] running `Command { std: "docker" "start" "-a" "1af902fda138c83bb1bd9d84f8f1ffb7d942922e993d654c47866105a3b93157", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling muttmates v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/fields.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn new(raw: &'a str) -> EMail {
[INFO] [stdout]    |                      --         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[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] 66 |     pub fn new(raw: &'a str) -> EMail<'a> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.25s
[INFO] running `Command { std: "docker" "inspect" "1af902fda138c83bb1bd9d84f8f1ffb7d942922e993d654c47866105a3b93157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af902fda138c83bb1bd9d84f8f1ffb7d942922e993d654c47866105a3b93157", kill_on_drop: false }`
[INFO] [stdout] 1af902fda138c83bb1bd9d84f8f1ffb7d942922e993d654c47866105a3b93157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e8eb1dc4f47ccb0710557ddc6df320d2d678d7bbfdbe07f669faf6b1cf32191
[INFO] running `Command { std: "docker" "start" "-a" "4e8eb1dc4f47ccb0710557ddc6df320d2d678d7bbfdbe07f669faf6b1cf32191", kill_on_drop: false }`
[INFO] [stderr]    Compiling muttmates v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/fields.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn new(raw: &'a str) -> EMail {
[INFO] [stdout]    |                      --         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[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] 66 |     pub fn new(raw: &'a str) -> EMail<'a> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/fields.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn new(raw: &'a str) -> EMail {
[INFO] [stdout]    |                      --         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[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] 66 |     pub fn new(raw: &'a str) -> EMail<'a> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "4e8eb1dc4f47ccb0710557ddc6df320d2d678d7bbfdbe07f669faf6b1cf32191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e8eb1dc4f47ccb0710557ddc6df320d2d678d7bbfdbe07f669faf6b1cf32191", kill_on_drop: false }`
[INFO] [stdout] 4e8eb1dc4f47ccb0710557ddc6df320d2d678d7bbfdbe07f669faf6b1cf32191
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb9e4a2e3209e31219cd451bad9623785fd226f6245dc35111d90eb929360403
[INFO] running `Command { std: "docker" "start" "-a" "fb9e4a2e3209e31219cd451bad9623785fd226f6245dc35111d90eb929360403", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/fields.rs:66:33
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn new(raw: &'a str) -> EMail {
[INFO] [stderr]    |                      --         ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn new(raw: &'a str) -> EMail<'a> {
[INFO] [stderr]    |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `muttmates` (lib) generated 1 warning (run `cargo fix --lib -p muttmates` to apply 1 suggestion)
[INFO] [stderr] warning: `muttmates` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/muttmates-8632cff99f087170)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/muttmates-1aad8b1886d5731f)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_vcard_basic ... ok
[INFO] [stdout] test tests::test_vcard_display_single_address ... ok
[INFO] [stdout] test tests::test_vcard_display_two_addresses ... ok
[INFO] [stdout] test tests::test_email_with_type ... ok
[INFO] [stdout] test tests::test_email_without_type ... ok
[INFO] [stdout] test tests::test_vcard_display_without_address ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests muttmates
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/fields.rs - fields::FN (line 16) ... ok
[INFO] [stdout] test src/fields.rs - fields::EMail (line 51) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb9e4a2e3209e31219cd451bad9623785fd226f6245dc35111d90eb929360403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9e4a2e3209e31219cd451bad9623785fd226f6245dc35111d90eb929360403", kill_on_drop: false }`
[INFO] [stdout] fb9e4a2e3209e31219cd451bad9623785fd226f6245dc35111d90eb929360403