[INFO] cloning repository https://github.com/alexwlchan/randline
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexwlchan/randline" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexwlchan%2Frandline", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexwlchan%2Frandline'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f50f934831e657e84ecda56c5f7d710c8a2ec15
[INFO] testing alexwlchan/randline against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexwlchan%2Frandline" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alexwlchan/randline
[INFO] finished tweaking git repo https://github.com/alexwlchan/randline
[INFO] tweaked toml for git repo https://github.com/alexwlchan/randline written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alexwlchan/randline on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alexwlchan/randline 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cmd v2.0.17
[INFO] [stderr]   Downloaded bstr v1.11.3
[INFO] [stderr]   Downloaded syn v2.0.95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6ca4a527a609f7bd19ecd63356361b1b6746c80a271084987d1c695025207e9
[INFO] running `Command { std: "docker" "start" "-a" "a6ca4a527a609f7bd19ecd63356361b1b6746c80a271084987d1c695025207e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6ca4a527a609f7bd19ecd63356361b1b6746c80a271084987d1c695025207e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ca4a527a609f7bd19ecd63356361b1b6746c80a271084987d1c695025207e9", kill_on_drop: false }`
[INFO] [stdout] a6ca4a527a609f7bd19ecd63356361b1b6746c80a271084987d1c695025207e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c2fa45f2d5f476aceff839cebd9cbfa1e41ce509dc2af3fb6bcc457a399dcfc
[INFO] running `Command { std: "docker" "start" "-a" "7c2fa45f2d5f476aceff839cebd9cbfa1e41ce509dc2af3fb6bcc457a399dcfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.14
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling assert_cmd v2.0.17
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling bstr v1.11.3
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling rand_core v0.9.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling randline v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "7c2fa45f2d5f476aceff839cebd9cbfa1e41ce509dc2af3fb6bcc457a399dcfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2fa45f2d5f476aceff839cebd9cbfa1e41ce509dc2af3fb6bcc457a399dcfc", kill_on_drop: false }`
[INFO] [stdout] 7c2fa45f2d5f476aceff839cebd9cbfa1e41ce509dc2af3fb6bcc457a399dcfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7e111dc8542fd3bd40fb685994f99976bb02552d0372e73ca83b67e47bd1edb
[INFO] running `Command { std: "docker" "start" "-a" "f7e111dc8542fd3bd40fb685994f99976bb02552d0372e73ca83b67e47bd1edb", kill_on_drop: false }`
[INFO] [stderr]    Compiling randline v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "f7e111dc8542fd3bd40fb685994f99976bb02552d0372e73ca83b67e47bd1edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e111dc8542fd3bd40fb685994f99976bb02552d0372e73ca83b67e47bd1edb", kill_on_drop: false }`
[INFO] [stdout] f7e111dc8542fd3bd40fb685994f99976bb02552d0372e73ca83b67e47bd1edb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ad748c518ea185f701742924d300f42767582f18d772ef0ee1102efcf91fb3d
[INFO] running `Command { std: "docker" "start" "-a" "0ad748c518ea185f701742924d300f42767582f18d772ef0ee1102efcf91fb3d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/randline-1a7dbe534bed3954)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test sampling::reservoir_sample_tests::it_returns_an_empty_sample_for_an_empty_input ... ok
[INFO] [stdout] test sampling::reservoir_sample_tests::it_returns_complete_sample_if_less_items_than_sample_size ... ok
[INFO] [stdout] test sampling::reservoir_sample_tests::it_returns_an_empty_sample_if_k_zero ... ok
[INFO] [stdout] test cli_tests::it_selects_k_lines_if_less_lines_than_k ... ok
[INFO] [stdout] test cli_tests::it_fails_if_k_equals_zero ... ok
[INFO] [stdout] test cli_tests::it_selects_a_single_line_if_no_arg ... ok
[INFO] [stdout] test cli_tests::it_fails_if_non_integer_argument ... ok
[INFO] [stdout] test sampling::reservoir_sample_tests::it_returns_complete_sample_if_item_count_equal_to_sample_size ... ok
[INFO] [stdout] test cli_tests::it_selects_k_lines_if_more_lines_than_k ... ok
[INFO] [stdout] test cli_tests::it_fails_if_k_negative ... ok
[INFO] [stdout] test cli_tests::it_selects_k_lines_if_equal_lines_to_k ... ok
[INFO] [stdout] test cli_tests::it_fails_if_too_many_args ... ok
[INFO] [stdout] test sampling::reservoir_sample_tests::test_distribution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ad748c518ea185f701742924d300f42767582f18d772ef0ee1102efcf91fb3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad748c518ea185f701742924d300f42767582f18d772ef0ee1102efcf91fb3d", kill_on_drop: false }`
[INFO] [stdout] 0ad748c518ea185f701742924d300f42767582f18d772ef0ee1102efcf91fb3d