[INFO] fetching crate midnight 0.4.0...
[INFO] testing midnight-0.4.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate midnight 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate midnight 0.4.0
[INFO] finished tweaking crates.io crate midnight 0.4.0
[INFO] tweaked toml for crates.io crate midnight 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate midnight 0.4.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate midnight 0.4.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01d09edd53c8c3b036e22249febd1cac6354f3f2a5f451cd48f6b08299b98893
[INFO] running `Command { std: "docker" "start" "-a" "01d09edd53c8c3b036e22249febd1cac6354f3f2a5f451cd48f6b08299b98893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01d09edd53c8c3b036e22249febd1cac6354f3f2a5f451cd48f6b08299b98893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d09edd53c8c3b036e22249febd1cac6354f3f2a5f451cd48f6b08299b98893", kill_on_drop: false }`
[INFO] [stdout] 01d09edd53c8c3b036e22249febd1cac6354f3f2a5f451cd48f6b08299b98893
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70717f448e122d656ab1afb2adfff9bca366ca6a1e0b5f96f6f047d5a1cd63e5
[INFO] running `Command { std: "docker" "start" "-a" "70717f448e122d656ab1afb2adfff9bca366ca6a1e0b5f96f6f047d5a1cd63e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling shared_thread v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling constcat v0.6.1
[INFO] [stderr]    Compiling flager v0.0.9
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling os_pipe v1.2.3
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling sigchld v0.2.4
[INFO] [stderr]    Compiling shared_child v1.1.1
[INFO] [stderr]    Compiling duct v1.1.1
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling hashify v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling quirks v0.4.0
[INFO] [stderr]    Compiling mail-parser v0.11.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling midnight v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.30s
[INFO] running `Command { std: "docker" "inspect" "70717f448e122d656ab1afb2adfff9bca366ca6a1e0b5f96f6f047d5a1cd63e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70717f448e122d656ab1afb2adfff9bca366ca6a1e0b5f96f6f047d5a1cd63e5", kill_on_drop: false }`
[INFO] [stdout] 70717f448e122d656ab1afb2adfff9bca366ca6a1e0b5f96f6f047d5a1cd63e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4bb9cf8a5ae402c409cc09167f0e7ec64b0358f17a34374b9eb56efe99a02ad
[INFO] running `Command { std: "docker" "start" "-a" "c4bb9cf8a5ae402c409cc09167f0e7ec64b0358f17a34374b9eb56efe99a02ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling midnight v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "c4bb9cf8a5ae402c409cc09167f0e7ec64b0358f17a34374b9eb56efe99a02ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bb9cf8a5ae402c409cc09167f0e7ec64b0358f17a34374b9eb56efe99a02ad", kill_on_drop: false }`
[INFO] [stdout] c4bb9cf8a5ae402c409cc09167f0e7ec64b0358f17a34374b9eb56efe99a02ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54a82d1186706d72d5c85458fa8f42e21ec50af2022edbe8f20e4e7b6241bb43
[INFO] running `Command { std: "docker" "start" "-a" "54a82d1186706d72d5c85458fa8f42e21ec50af2022edbe8f20e4e7b6241bb43", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/midnight-c99b57780e9c2282)
[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/bin/midnight.rs (/opt/rustwide/target/debug/deps/midnight-0e59838d5f9b9d92)
[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/bin/mn.rs (/opt/rustwide/target/debug/deps/mn-a7026e7f09b80936)
[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/bin/mnq.rs (/opt/rustwide/target/debug/deps/mnq-17a6adb70df564c2)
[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/bin/mnrm.rs (/opt/rustwide/target/debug/deps/mnrm-99eff6ab9eb6e78c)
[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/bin/mnsend.rs (/opt/rustwide/target/debug/deps/mnsend-d1f2c7f80870f2b5)
[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]    Doc-tests midnight
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/model/mua.rs - model::mua::Mua::maildirs (line 54) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/model/mua.rs - model::mua::Mua::maildirs (line 54) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `folder`
[INFO] [stdout]   --> src/model/mua.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | set folder = "<path-to-root-level-maildir>"
[INFO] [stdout]    |     ^^^^^^ expected one of `!` or `::`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a keyword `let` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 55 - set folder = "<path-to-root-level-maildir>"
[INFO] [stdout] 55 + let folder = "<path-to-root-level-maildir>"
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/model/mua.rs - model::mua::Mua::maildirs (line 54)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "54a82d1186706d72d5c85458fa8f42e21ec50af2022edbe8f20e4e7b6241bb43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a82d1186706d72d5c85458fa8f42e21ec50af2022edbe8f20e4e7b6241bb43", kill_on_drop: false }`
[INFO] [stdout] 54a82d1186706d72d5c85458fa8f42e21ec50af2022edbe8f20e4e7b6241bb43