[INFO] fetching crate markdown_splitter 0.1.1...
[INFO] testing markdown_splitter-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate markdown_splitter 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate markdown_splitter 0.1.1
[INFO] finished tweaking crates.io crate markdown_splitter 0.1.1
[INFO] tweaked toml for crates.io crate markdown_splitter 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate markdown_splitter 0.1.1 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 markdown_splitter 0.1.1 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e908d99e8b3e8b62eb22b7f874df9fbdbaaf67fdee3ee34a67b8b874654f0b0c
[INFO] running `Command { std: "docker" "start" "-a" "e908d99e8b3e8b62eb22b7f874df9fbdbaaf67fdee3ee34a67b8b874654f0b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e908d99e8b3e8b62eb22b7f874df9fbdbaaf67fdee3ee34a67b8b874654f0b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e908d99e8b3e8b62eb22b7f874df9fbdbaaf67fdee3ee34a67b8b874654f0b0c", kill_on_drop: false }`
[INFO] [stdout] e908d99e8b3e8b62eb22b7f874df9fbdbaaf67fdee3ee34a67b8b874654f0b0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fd29e6581baf3ac3453b98f3ff7b0744e7a6fde358b55d7a7359474f6c925f08
[INFO] running `Command { std: "docker" "start" "-a" "fd29e6581baf3ac3453b98f3ff7b0744e7a6fde358b55d7a7359474f6c925f08", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]    Compiling structopt v0.3.12
[INFO] [stderr]    Compiling markdown_splitter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:12:42
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let filename_copy = filename.as_ref().clone();
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let filename_copy = filename.as_ref().clone();
[INFO] [stdout] 12 +     let filename_copy = filename.as_ref();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.41s
[INFO] running `Command { std: "docker" "inspect" "fd29e6581baf3ac3453b98f3ff7b0744e7a6fde358b55d7a7359474f6c925f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd29e6581baf3ac3453b98f3ff7b0744e7a6fde358b55d7a7359474f6c925f08", kill_on_drop: false }`
[INFO] [stdout] fd29e6581baf3ac3453b98f3ff7b0744e7a6fde358b55d7a7359474f6c925f08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 042006abdfb6a339a535d545e7e95b2855ec5071ada17c669a623ab0992e8900
[INFO] running `Command { std: "docker" "start" "-a" "042006abdfb6a339a535d545e7e95b2855ec5071ada17c669a623ab0992e8900", kill_on_drop: false }`
[INFO] [stderr]    Compiling markdown_splitter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:12:42
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let filename_copy = filename.as_ref().clone();
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let filename_copy = filename.as_ref().clone();
[INFO] [stdout] 12 +     let filename_copy = filename.as_ref();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:12:42
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let filename_copy = filename.as_ref().clone();
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let filename_copy = filename.as_ref().clone();
[INFO] [stdout] 12 +     let filename_copy = filename.as_ref();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "042006abdfb6a339a535d545e7e95b2855ec5071ada17c669a623ab0992e8900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042006abdfb6a339a535d545e7e95b2855ec5071ada17c669a623ab0992e8900", kill_on_drop: false }`
[INFO] [stdout] 042006abdfb6a339a535d545e7e95b2855ec5071ada17c669a623ab0992e8900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 472ebcb8db4be43a02bc3cbd23f8c54972a0c998fdeb95a7d0c412e60e0b152e
[INFO] running `Command { std: "docker" "start" "-a" "472ebcb8db4be43a02bc3cbd23f8c54972a0c998fdeb95a7d0c412e60e0b152e", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:12:42
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let filename_copy = filename.as_ref().clone();
[INFO] [stderr]    |                                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr] 12 -     let filename_copy = filename.as_ref().clone();
[INFO] [stderr] 12 +     let filename_copy = filename.as_ref();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `markdown_splitter` (lib) generated 1 warning (run `cargo fix --lib -p markdown_splitter` to apply 1 suggestion)
[INFO] [stderr] warning: `markdown_splitter` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/markdown_splitter-80ddf7b8f51d03bd)
[INFO] [stderr]      Running unittests src/bin.rs (/opt/rustwide/target/debug/deps/mds-27a1f8e52d8597c5)
[INFO] [stderr]    Doc-tests markdown_splitter
[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] [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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - get_export_filename (line 52) ... ok
[INFO] [stdout] test src/lib.rs - is_tag (line 24) ... ok
[INFO] [stdout] test src/lib.rs - is_tag (line 35) ... ok
[INFO] [stdout] test src/lib.rs - get_export_filename (line 56) ... ok
[INFO] [stdout] test src/lib.rs - is_tag (line 30) ... ok
[INFO] [stdout] test src/lib.rs - get_export_filename (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "472ebcb8db4be43a02bc3cbd23f8c54972a0c998fdeb95a7d0c412e60e0b152e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "472ebcb8db4be43a02bc3cbd23f8c54972a0c998fdeb95a7d0c412e60e0b152e", kill_on_drop: false }`
[INFO] [stdout] 472ebcb8db4be43a02bc3cbd23f8c54972a0c998fdeb95a7d0c412e60e0b152e