[INFO] fetching crate fmt_adapter 0.2.1...
[INFO] testing fmt_adapter-0.2.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate fmt_adapter 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate fmt_adapter 0.2.1
[INFO] finished tweaking crates.io crate fmt_adapter 0.2.1
[INFO] tweaked toml for crates.io crate fmt_adapter 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fmt_adapter 0.2.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7814771d188879223e26473d7e42ddd4259265e63576d187d920bb09d4d13127
[INFO] running `Command { std: "docker" "start" "-a" "7814771d188879223e26473d7e42ddd4259265e63576d187d920bb09d4d13127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7814771d188879223e26473d7e42ddd4259265e63576d187d920bb09d4d13127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7814771d188879223e26473d7e42ddd4259265e63576d187d920bb09d4d13127", kill_on_drop: false }`
[INFO] [stdout] 7814771d188879223e26473d7e42ddd4259265e63576d187d920bb09d4d13127
[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=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] 609f47401838cb1ce2a9472830c7f6a5821aa92bbd9ccea7921b1d25b1bf595d
[INFO] running `Command { std: "docker" "start" "-a" "609f47401838cb1ce2a9472830c7f6a5821aa92bbd9ccea7921b1d25b1bf595d", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmt_adapter v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "609f47401838cb1ce2a9472830c7f6a5821aa92bbd9ccea7921b1d25b1bf595d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609f47401838cb1ce2a9472830c7f6a5821aa92bbd9ccea7921b1d25b1bf595d", kill_on_drop: false }`
[INFO] [stdout] 609f47401838cb1ce2a9472830c7f6a5821aa92bbd9ccea7921b1d25b1bf595d
[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=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] 868202b1ddb61a428c90a39effbabf3fb8a559417315a28bb06d05ab6c2051a0
[INFO] running `Command { std: "docker" "start" "-a" "868202b1ddb61a428c90a39effbabf3fb8a559417315a28bb06d05ab6c2051a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmt_adapter v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "868202b1ddb61a428c90a39effbabf3fb8a559417315a28bb06d05ab6c2051a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "868202b1ddb61a428c90a39effbabf3fb8a559417315a28bb06d05ab6c2051a0", kill_on_drop: false }`
[INFO] [stdout] 868202b1ddb61a428c90a39effbabf3fb8a559417315a28bb06d05ab6c2051a0
[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=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] 9a58fa385840ae85573b45bb55926bcc1bd9efb04c195fe890b46f5f6c27242b
[INFO] running `Command { std: "docker" "start" "-a" "9a58fa385840ae85573b45bb55926bcc1bd9efb04c195fe890b46f5f6c27242b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fmt_adapter-c33bd95b3f319152)
[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 fmt_adapter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 2) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 2) stdout ----
[INFO] [stdout] error[E0170]: pattern binding `Positive` is named the same as one of the variants of the type `main::_doctest_main_src_lib_rs_2_0::Sign`
[INFO] [stdout]   --> src/lib.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |                 Positive => '+',
[INFO] [stdout]    |                 ^^^^^^^^ help: to match on the variant, qualify the path: `main::_doctest_main_src_lib_rs_2_0::Sign::Positive`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] error[E0170]: pattern binding `Negative` is named the same as one of the variants of the type `main::_doctest_main_src_lib_rs_2_0::Sign`
[INFO] [stdout]   --> src/lib.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 Negative => '-'
[INFO] [stdout]    |                 ^^^^^^^^ help: to match on the variant, qualify the path: `main::_doctest_main_src_lib_rs_2_0::Sign::Negative`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 2)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9a58fa385840ae85573b45bb55926bcc1bd9efb04c195fe890b46f5f6c27242b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a58fa385840ae85573b45bb55926bcc1bd9efb04c195fe890b46f5f6c27242b", kill_on_drop: false }`
[INFO] [stdout] 9a58fa385840ae85573b45bb55926bcc1bd9efb04c195fe890b46f5f6c27242b