[INFO] cloning repository https://github.com/shelbyd/subsrch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shelbyd/subsrch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Fsubsrch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Fsubsrch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee2d225b88d73d1dc0976ce7f59ed0d06bf53adf
[INFO] testing shelbyd/subsrch against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Fsubsrch" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shelbyd/subsrch on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shelbyd/subsrch
[INFO] finished tweaking git repo https://github.com/shelbyd/subsrch
[INFO] tweaked toml for git repo https://github.com/shelbyd/subsrch written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/shelbyd/subsrch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46dc1234c61f12fbe643e17b29e6c4e144080cedb0c0d376a9e6378e721a4e20
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "46dc1234c61f12fbe643e17b29e6c4e144080cedb0c0d376a9e6378e721a4e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46dc1234c61f12fbe643e17b29e6c4e144080cedb0c0d376a9e6378e721a4e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46dc1234c61f12fbe643e17b29e6c4e144080cedb0c0d376a9e6378e721a4e20", kill_on_drop: false }`
[INFO] [stdout] 46dc1234c61f12fbe643e17b29e6c4e144080cedb0c0d376a9e6378e721a4e20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54d82b1577f8eea30cbc07dda8ca2e2700bff2ce3f9d143fda7814dbe9ace798
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54d82b1577f8eea30cbc07dda8ca2e2700bff2ce3f9d143fda7814dbe9ace798", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]    Compiling structopt v0.1.6
[INFO] [stderr]    Compiling subsrch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.35s
[INFO] running `Command { std: "docker" "inspect" "54d82b1577f8eea30cbc07dda8ca2e2700bff2ce3f9d143fda7814dbe9ace798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54d82b1577f8eea30cbc07dda8ca2e2700bff2ce3f9d143fda7814dbe9ace798", kill_on_drop: false }`
[INFO] [stdout] 54d82b1577f8eea30cbc07dda8ca2e2700bff2ce3f9d143fda7814dbe9ace798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6c7ace2166cecb150c9397cfe9f33427444430cbc2b052306b8c1d21fc8b392c
[INFO] running `Command { std: "docker" "start" "-a" "6c7ace2166cecb150c9397cfe9f33427444430cbc2b052306b8c1d21fc8b392c", kill_on_drop: false }`
[INFO] [stderr]    Compiling subsrch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "6c7ace2166cecb150c9397cfe9f33427444430cbc2b052306b8c1d21fc8b392c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7ace2166cecb150c9397cfe9f33427444430cbc2b052306b8c1d21fc8b392c", kill_on_drop: false }`
[INFO] [stdout] 6c7ace2166cecb150c9397cfe9f33427444430cbc2b052306b8c1d21fc8b392c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f067cee47e347a8424122a8d48186411bd3b71812930b7bc2a6b9b750beeca26
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f067cee47e347a8424122a8d48186411bd3b71812930b7bc2a6b9b750beeca26", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/subsrch-174b9ffce5939311)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test maximal::tests::empty_list_failed_test_final_range_is_none ... ok
[INFO] [stdout] test maximal::tests::empty_list_passed_test_final_range_is_empty ... ok
[INFO] [stdout] test maximal::tests::empty_list_should_test_once ... ok
[INFO] [stdout] test maximal::tests::single_element_failed_is_empty_set ... ok
[INFO] [stdout] test maximal::tests::single_element_passed_test_is_done ... ok
[INFO] [stdout] test maximal::tests::single_element_is_test_empty ... ok
[INFO] [stdout] test maximal::tests::four_elements_rejects_middle_two ... ok
[INFO] [stdout] test maximal::tests::ignores_smaller_passes ... ok
[INFO] [stdout] test maximal::tests::two_elements_failed ... ok
[INFO] [stdout] test minimal::tests::empty_list_passed_test_final_range_is_empty ... ok
[INFO] [stdout] test maximal::tests::two_elements_only_one ... ok
[INFO] [stdout] test minimal::tests::empty_list_should_test_once ... ok
[INFO] [stdout] test minimal::tests::empty_passed_with_one_element_is_done ... ok
[INFO] [stdout] test minimal::tests::four_elements_requires_middle_two ... ok
[INFO] [stdout] test maximal::tests::two_elements_first_required ... ok
[INFO] [stdout] test minimal::tests::ignores_larger_passes ... ok
[INFO] [stdout] test minimal::tests::single_element_required_is_done ... ok
[INFO] [stdout] test minimal::tests::single_element_failed_test_is_none ... ok
[INFO] [stdout] test minimal::tests::two_elements_failed ... ok
[INFO] [stdout] test minimal::tests::two_elements_required ... ok
[INFO] [stdout] test minimal::tests::single_element_is_test_all ... ok
[INFO] [stdout] test minimal::tests::two_elements_first_required ... ok
[INFO] [stdout] test minimal::tests::empty_list_failed_test_final_range_is_none ... ok
[INFO] [stdout] test minimal::tests::single_element_passed_test_is_test_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f067cee47e347a8424122a8d48186411bd3b71812930b7bc2a6b9b750beeca26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f067cee47e347a8424122a8d48186411bd3b71812930b7bc2a6b9b750beeca26", kill_on_drop: false }`
[INFO] [stdout] f067cee47e347a8424122a8d48186411bd3b71812930b7bc2a6b9b750beeca26