[INFO] fetching crate typewriter-kotlin 0.4.2...
[INFO] testing typewriter-kotlin-0.4.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate typewriter-kotlin 0.4.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate typewriter-kotlin 0.4.2
[INFO] finished tweaking crates.io crate typewriter-kotlin 0.4.2
[INFO] tweaked toml for crates.io crate typewriter-kotlin 0.4.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate typewriter-kotlin 0.4.2 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate typewriter-kotlin 0.4.2 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typewriter-core v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e53fb016a1d23ebebd889825d015eefab9303ff7dcb3d249894d388dcf3eeff
[INFO] running `Command { std: "docker" "start" "-a" "6e53fb016a1d23ebebd889825d015eefab9303ff7dcb3d249894d388dcf3eeff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e53fb016a1d23ebebd889825d015eefab9303ff7dcb3d249894d388dcf3eeff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e53fb016a1d23ebebd889825d015eefab9303ff7dcb3d249894d388dcf3eeff", kill_on_drop: false }`
[INFO] [stdout] 6e53fb016a1d23ebebd889825d015eefab9303ff7dcb3d249894d388dcf3eeff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 823b38e0073469e2c359a371591a93fca03a20c27f31e15c1619911791c6d6ef
[INFO] running `Command { std: "docker" "start" "-a" "823b38e0073469e2c359a371591a93fca03a20c27f31e15c1619911791c6d6ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling typewriter-core v0.4.2
[INFO] [stderr]    Compiling typewriter-kotlin v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FieldDef`
[INFO] [stdout]  --> src/emitter.rs:2:46
[INFO] [stdout]   |
[INFO] [stdout] 2 | use typewriter_core::ir::{EnumDef, EnumRepr, FieldDef, StructDef, VariantKind};
[INFO] [stdout]   |                                              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.64s
[INFO] running `Command { std: "docker" "inspect" "823b38e0073469e2c359a371591a93fca03a20c27f31e15c1619911791c6d6ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "823b38e0073469e2c359a371591a93fca03a20c27f31e15c1619911791c6d6ef", kill_on_drop: false }`
[INFO] [stdout] 823b38e0073469e2c359a371591a93fca03a20c27f31e15c1619911791c6d6ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d591e3ea14385878d5edfc03265d499c9033161f2818a92cca453c63e640c788
[INFO] running `Command { std: "docker" "start" "-a" "d591e3ea14385878d5edfc03265d499c9033161f2818a92cca453c63e640c788", kill_on_drop: false }`
[INFO] [stderr]    Compiling typewriter-kotlin v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FieldDef`
[INFO] [stdout]  --> src/emitter.rs:2:46
[INFO] [stdout]   |
[INFO] [stdout] 2 | use typewriter_core::ir::{EnumDef, EnumRepr, FieldDef, StructDef, VariantKind};
[INFO] [stdout]   |                                              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FieldDef`
[INFO] [stdout]  --> src/emitter.rs:2:46
[INFO] [stdout]   |
[INFO] [stdout] 2 | use typewriter_core::ir::{EnumDef, EnumRepr, FieldDef, StructDef, VariantKind};
[INFO] [stdout]   |                                              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "d591e3ea14385878d5edfc03265d499c9033161f2818a92cca453c63e640c788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d591e3ea14385878d5edfc03265d499c9033161f2818a92cca453c63e640c788", kill_on_drop: false }`
[INFO] [stdout] d591e3ea14385878d5edfc03265d499c9033161f2818a92cca453c63e640c788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6091403622f4960c7455bb9f56abc3fbb2ed9365ff624afef24bba1352b9f8a8
[INFO] running `Command { std: "docker" "start" "-a" "6091403622f4960c7455bb9f56abc3fbb2ed9365ff624afef24bba1352b9f8a8", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `FieldDef`
[INFO] [stderr]  --> src/emitter.rs:2:46
[INFO] [stderr]   |
[INFO] [stderr] 2 | use typewriter_core::ir::{EnumDef, EnumRepr, FieldDef, StructDef, VariantKind};
[INFO] [stderr]   |                                              ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `typewriter-kotlin` (lib) generated 1 warning (run `cargo fix --lib -p typewriter-kotlin` to apply 1 suggestion)
[INFO] [stderr] warning: `typewriter-kotlin` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/typewriter_kotlin-f563fafad38041c1)
[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 typewriter_kotlin
[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] running `Command { std: "docker" "inspect" "6091403622f4960c7455bb9f56abc3fbb2ed9365ff624afef24bba1352b9f8a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6091403622f4960c7455bb9f56abc3fbb2ed9365ff624afef24bba1352b9f8a8", kill_on_drop: false }`
[INFO] [stdout] 6091403622f4960c7455bb9f56abc3fbb2ed9365ff624afef24bba1352b9f8a8