[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 master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Fsubsrch" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shelbyd/subsrch on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "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-3-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing shelbyd/subsrch against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Fsubsrch" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shelbyd/subsrch on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "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-3-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_syscall v0.1.33 [INFO] [stderr] Downloaded winapi v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ab1c2c3908799e46869880505c9d1d8f5d3e5cb8812b78952d14b8fe9ba184f [INFO] running `Command { std: "docker" "start" "-a" "1ab1c2c3908799e46869880505c9d1d8f5d3e5cb8812b78952d14b8fe9ba184f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ab1c2c3908799e46869880505c9d1d8f5d3e5cb8812b78952d14b8fe9ba184f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ab1c2c3908799e46869880505c9d1d8f5d3e5cb8812b78952d14b8fe9ba184f", kill_on_drop: false }` [INFO] [stdout] 1ab1c2c3908799e46869880505c9d1d8f5d3e5cb8812b78952d14b8fe9ba184f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac132fcb7810eb239d7bcc6aec5cb41271da19eb505c0b95129b3f97fd6252df [INFO] running `Command { std: "docker" "start" "-a" "ac132fcb7810eb239d7bcc6aec5cb41271da19eb505c0b95129b3f97fd6252df", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling textwrap v0.9.0 [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] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/range.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 53 | pub trait RangeStrategy [INFO] [stdout] | ------------- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 61 | fn new(initial_len: usize) -> Range { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.05s [INFO] running `Command { std: "docker" "inspect" "ac132fcb7810eb239d7bcc6aec5cb41271da19eb505c0b95129b3f97fd6252df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac132fcb7810eb239d7bcc6aec5cb41271da19eb505c0b95129b3f97fd6252df", kill_on_drop: false }` [INFO] [stdout] ac132fcb7810eb239d7bcc6aec5cb41271da19eb505c0b95129b3f97fd6252df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91ab8ea03378b78bdf8dda5625e05fda116351643241965d45314fd6bd4c988e [INFO] running `Command { std: "docker" "start" "-a" "91ab8ea03378b78bdf8dda5625e05fda116351643241965d45314fd6bd4c988e", kill_on_drop: false }` [INFO] [stderr] Compiling subsrch v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "91ab8ea03378b78bdf8dda5625e05fda116351643241965d45314fd6bd4c988e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91ab8ea03378b78bdf8dda5625e05fda116351643241965d45314fd6bd4c988e", kill_on_drop: false }` [INFO] [stdout] 91ab8ea03378b78bdf8dda5625e05fda116351643241965d45314fd6bd4c988e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2b3dee6d5f9824e5cf4978841e7844720dbfcf0485504e503288d54f582586f1 [INFO] running `Command { std: "docker" "start" "-a" "2b3dee6d5f9824e5cf4978841e7844720dbfcf0485504e503288d54f582586f1", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/subsrch-52cc45fa0395a158) [INFO] [stdout] [INFO] [stdout] running 24 tests [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::single_element_failed_is_empty_set ... ok [INFO] [stdout] test maximal::tests::two_elements_only_one ... ok [INFO] [stdout] test minimal::tests::empty_list_failed_test_final_range_is_none ... ok [INFO] [stdout] test minimal::tests::empty_list_passed_test_final_range_is_empty ... 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 minimal::tests::ignores_larger_passes ... ok [INFO] [stdout] test minimal::tests::single_element_failed_test_is_none ... ok [INFO] [stdout] test minimal::tests::single_element_is_test_all ... ok [INFO] [stdout] test minimal::tests::single_element_passed_test_is_test_empty ... ok [INFO] [stdout] test minimal::tests::single_element_required_is_done ... ok [INFO] [stdout] test minimal::tests::two_elements_failed ... ok [INFO] [stdout] test minimal::tests::two_elements_first_required ... ok [INFO] [stdout] test minimal::tests::two_elements_required ... ok [INFO] [stdout] test maximal::tests::two_elements_failed ... ok [INFO] [stdout] test maximal::tests::ignores_smaller_passes ... ok [INFO] [stdout] test maximal::tests::empty_list_should_test_once ... ok [INFO] [stdout] test maximal::tests::four_elements_rejects_middle_two ... ok [INFO] [stdout] test maximal::tests::empty_list_passed_test_final_range_is_empty ... ok [INFO] [stdout] test maximal::tests::two_elements_first_required ... ok [INFO] [stdout] test maximal::tests::empty_list_failed_test_final_range_is_none ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2b3dee6d5f9824e5cf4978841e7844720dbfcf0485504e503288d54f582586f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b3dee6d5f9824e5cf4978841e7844720dbfcf0485504e503288d54f582586f1", kill_on_drop: false }` [INFO] [stdout] 2b3dee6d5f9824e5cf4978841e7844720dbfcf0485504e503288d54f582586f1