[INFO] fetching crate rip-starttls 0.1.0...
[INFO] testing rip-starttls-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rip-starttls 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rip-starttls 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rip-starttls 0.1.0
[INFO] tweaked toml for crates.io crate rip-starttls 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rip-starttls 0.1.0 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 rip-starttls 0.1.0 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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c167ee21cf6580dd2ceae75626ab9eec9885fca459d937dafb7df39abe684fbb
[INFO] running `Command { std: "docker" "start" "-a" "c167ee21cf6580dd2ceae75626ab9eec9885fca459d937dafb7df39abe684fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c167ee21cf6580dd2ceae75626ab9eec9885fca459d937dafb7df39abe684fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c167ee21cf6580dd2ceae75626ab9eec9885fca459d937dafb7df39abe684fbb", kill_on_drop: false }`
[INFO] [stdout] c167ee21cf6580dd2ceae75626ab9eec9885fca459d937dafb7df39abe684fbb
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 509265f91b48823449f55802ffff3bb605ef57f788a9329fa91b961d4d3e27bd
[INFO] running `Command { std: "docker" "start" "-a" "509265f91b48823449f55802ffff3bb605ef57f788a9329fa91b961d4d3e27bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling rip-starttls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.07s
[INFO] running `Command { std: "docker" "inspect" "509265f91b48823449f55802ffff3bb605ef57f788a9329fa91b961d4d3e27bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "509265f91b48823449f55802ffff3bb605ef57f788a9329fa91b961d4d3e27bd", kill_on_drop: false }`
[INFO] [stdout] 509265f91b48823449f55802ffff3bb605ef57f788a9329fa91b961d4d3e27bd
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e84b3bc0b698a64b1a8f07febc4c0e5d64f0ee1d83a3d05a367fe3efa0cdc4
[INFO] running `Command { std: "docker" "start" "-a" "b9e84b3bc0b698a64b1a8f07febc4c0e5d64f0ee1d83a3d05a367fe3efa0cdc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling value-bag v1.10.0
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling fastrand v2.2.0
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling futures-lite v2.5.0
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling async-executor v1.13.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling env_filter v0.1.2
[INFO] [stderr]    Compiling env_logger v0.11.5
[INFO] [stderr]    Compiling tokio v1.41.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling polling v3.7.4
[INFO] [stderr]    Compiling rip-starttls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling async-io v2.4.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.0
[INFO] [stdout] error[E0601]: `main` function not found in crate `imap_tokio`
[INFO] [stdout]   --> examples/imap-tokio.rs:34:2
[INFO] [stdout]    |
[INFO] [stdout] 34 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `examples/imap-tokio.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `imap_std`
[INFO] [stdout]   --> examples/imap-std.rs:32:2
[INFO] [stdout]    |
[INFO] [stdout] 32 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `examples/imap-std.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rip-starttls` (example "imap-tokio") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0601]: `main` function not found in crate `imap_async_std`
[INFO] [stdout]   --> examples/imap-async-std.rs:33:2
[INFO] [stdout]    |
[INFO] [stdout] 33 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `examples/imap-async-std.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rip-starttls` (example "imap-std") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rip-starttls` (example "imap-async-std") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b9e84b3bc0b698a64b1a8f07febc4c0e5d64f0ee1d83a3d05a367fe3efa0cdc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e84b3bc0b698a64b1a8f07febc4c0e5d64f0ee1d83a3d05a367fe3efa0cdc4", kill_on_drop: false }`
[INFO] [stdout] b9e84b3bc0b698a64b1a8f07febc4c0e5d64f0ee1d83a3d05a367fe3efa0cdc4