[INFO] fetching crate mulm 1.1.3...
[INFO] testing mulm-1.1.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate mulm 1.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mulm 1.1.3
[INFO] finished tweaking crates.io crate mulm 1.1.3
[INFO] tweaked toml for crates.io crate mulm 1.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mulm 1.1.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mulm 1.1.3 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 339397e341646801c00e1eeae7313b24067b5e833947ad67895eb13632fd3b07
[INFO] running `Command { std: "docker" "start" "-a" "339397e341646801c00e1eeae7313b24067b5e833947ad67895eb13632fd3b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "339397e341646801c00e1eeae7313b24067b5e833947ad67895eb13632fd3b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339397e341646801c00e1eeae7313b24067b5e833947ad67895eb13632fd3b07", kill_on_drop: false }`
[INFO] [stdout] 339397e341646801c00e1eeae7313b24067b5e833947ad67895eb13632fd3b07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b2afcb304c804f71ed06152b007b27f7e717396cf04d9d58344c35e16f00662
[INFO] running `Command { std: "docker" "start" "-a" "5b2afcb304c804f71ed06152b007b27f7e717396cf04d9d58344c35e16f00662", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling quoted_printable v0.5.1
[INFO] [stderr]    Compiling toml_write v0.1.1
[INFO] [stderr]    Compiling winnow v0.7.9
[INFO] [stderr]    Compiling charset v0.1.5
[INFO] [stderr]    Compiling mailparse v0.14.1
[INFO] [stderr]    Compiling mailparse v0.16.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling gethostname v0.2.3
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling maildir v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling toml v0.8.22
[INFO] [stderr]    Compiling mulm v1.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn action_for_mail(mail: &[u8]) -> Result<MailingListAction, Box<dyn Error>> {
[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] 42 | fn action_for_mail(mail: &[u8]) -> Result<MailingListAction<'_>, Box<dyn Error>> {
[INFO] [stdout]    |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.32s
[INFO] running `Command { std: "docker" "inspect" "5b2afcb304c804f71ed06152b007b27f7e717396cf04d9d58344c35e16f00662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2afcb304c804f71ed06152b007b27f7e717396cf04d9d58344c35e16f00662", kill_on_drop: false }`
[INFO] [stdout] 5b2afcb304c804f71ed06152b007b27f7e717396cf04d9d58344c35e16f00662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b7bff8a3def3ecd5cd0b56e3c172e806c955737e5775af4c661ea71cb97c7a7
[INFO] running `Command { std: "docker" "start" "-a" "0b7bff8a3def3ecd5cd0b56e3c172e806c955737e5775af4c661ea71cb97c7a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mulm v1.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn action_for_mail(mail: &[u8]) -> Result<MailingListAction, Box<dyn Error>> {
[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] 42 | fn action_for_mail(mail: &[u8]) -> Result<MailingListAction<'_>, Box<dyn Error>> {
[INFO] [stdout]    |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "0b7bff8a3def3ecd5cd0b56e3c172e806c955737e5775af4c661ea71cb97c7a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7bff8a3def3ecd5cd0b56e3c172e806c955737e5775af4c661ea71cb97c7a7", kill_on_drop: false }`
[INFO] [stdout] 0b7bff8a3def3ecd5cd0b56e3c172e806c955737e5775af4c661ea71cb97c7a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9413e542d9900d776d4354d59de2deb23ddea408ffb19ce7d40bd53014ad7816
[INFO] running `Command { std: "docker" "start" "-a" "9413e542d9900d776d4354d59de2deb23ddea408ffb19ce7d40bd53014ad7816", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/main.rs:42:26
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn action_for_mail(mail: &[u8]) -> Result<MailingListAction, Box<dyn Error>> {
[INFO] [stderr]    |                          ^^^^^            ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          the lifetime is elided 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: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn action_for_mail(mail: &[u8]) -> Result<MailingListAction<'_>, Box<dyn Error>> {
[INFO] [stderr]    |                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mulm` (bin "mulm" test) generated 1 warning (run `cargo fix --bin "mulm" -p mulm --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mulm-2b8d787e19f5a7c6)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test::a_basic_parse ... ok
[INFO] [stdout] test test::a_message_to_pass_through ... ok
[INFO] [stdout] test test::a_subscribe_command ... ok
[INFO] [stdout] test test::an_unsubscribe_command ... ok
[INFO] [stdout] test list::test::test_create_load ... ok
[INFO] [stdout] test test::a_bad_email ... ok
[INFO] [stdout] test list::test::test_send ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9413e542d9900d776d4354d59de2deb23ddea408ffb19ce7d40bd53014ad7816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9413e542d9900d776d4354d59de2deb23ddea408ffb19ce7d40bd53014ad7816", kill_on_drop: false }`
[INFO] [stdout] 9413e542d9900d776d4354d59de2deb23ddea408ffb19ce7d40bd53014ad7816
