[INFO] fetching crate top_n_tail 0.1.0...
[INFO] testing top_n_tail-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate top_n_tail 0.1.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate top_n_tail 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate top_n_tail 0.1.0
[INFO] finished tweaking crates.io crate top_n_tail 0.1.0
[INFO] tweaked toml for crates.io crate top_n_tail 0.1.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate crates.io crate top_n_tail 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 431f1ae8a49492d61c8dda0536d28228d1a6f1a7f556bef83dc339064c52e0e5
[INFO] running `Command { std: "docker" "start" "-a" "431f1ae8a49492d61c8dda0536d28228d1a6f1a7f556bef83dc339064c52e0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "431f1ae8a49492d61c8dda0536d28228d1a6f1a7f556bef83dc339064c52e0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431f1ae8a49492d61c8dda0536d28228d1a6f1a7f556bef83dc339064c52e0e5", kill_on_drop: false }`
[INFO] [stdout] 431f1ae8a49492d61c8dda0536d28228d1a6f1a7f556bef83dc339064c52e0e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fbcdbc82317fdb0461ba432391db449f625fe31119b634980ed85e639f4a0bb
[INFO] running `Command { std: "docker" "start" "-a" "7fbcdbc82317fdb0461ba432391db449f625fe31119b634980ed85e639f4a0bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling top_n_tail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.17s
[INFO] running `Command { std: "docker" "inspect" "7fbcdbc82317fdb0461ba432391db449f625fe31119b634980ed85e639f4a0bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbcdbc82317fdb0461ba432391db449f625fe31119b634980ed85e639f4a0bb", kill_on_drop: false }`
[INFO] [stdout] 7fbcdbc82317fdb0461ba432391db449f625fe31119b634980ed85e639f4a0bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c17e31f9ed483f2fcd7536f94195b949ba55ed49869bc82829041b873669886d
[INFO] running `Command { std: "docker" "start" "-a" "c17e31f9ed483f2fcd7536f94195b949ba55ed49869bc82829041b873669886d", kill_on_drop: false }`
[INFO] [stderr]    Compiling top_n_tail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "c17e31f9ed483f2fcd7536f94195b949ba55ed49869bc82829041b873669886d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17e31f9ed483f2fcd7536f94195b949ba55ed49869bc82829041b873669886d", kill_on_drop: false }`
[INFO] [stdout] c17e31f9ed483f2fcd7536f94195b949ba55ed49869bc82829041b873669886d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 737e1fc332898006cc2cc8ee79997f502b35ea671061d2e1c9f43cc93762a456
[INFO] running `Command { std: "docker" "start" "-a" "737e1fc332898006cc2cc8ee79997f502b35ea671061d2e1c9f43cc93762a456", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tnt-c823dc3a53f2a7ce)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::filter::start_and_end_all_lines ... ok
[INFO] [stdout] test tests::filter::start_and_end_equal ... ok
[INFO] [stdout] test tests::filter::start_and_end_greater_than_end_of_file ... ok
[INFO] [stdout] test tests::filter::start_and_end_subset_bottom ... ok
[INFO] [stdout] test tests::filter::start_and_end_subset_top ... ok
[INFO] [stdout] test tests::filter::start_only_greater_than_end_of_file ... ok
[INFO] [stdout] test tests::filter::start_only_subset ... ok
[INFO] [stdout] test tests::filter::start_valid_but_end_greater_than_end_of_file ... ok
[INFO] [stdout] test tests::filter::start_only_zero_whole_file ... ok
[INFO] [stdout] test tests::filter::start_greater_than_end - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "737e1fc332898006cc2cc8ee79997f502b35ea671061d2e1c9f43cc93762a456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "737e1fc332898006cc2cc8ee79997f502b35ea671061d2e1c9f43cc93762a456", kill_on_drop: false }`
[INFO] [stdout] 737e1fc332898006cc2cc8ee79997f502b35ea671061d2e1c9f43cc93762a456