[INFO] cloning repository https://github.com/toddmath/hecto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/toddmath/hecto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoddmath%2Fhecto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoddmath%2Fhecto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2ae1c09750c13cfbd04fba8efc9b6c300b49533
[INFO] testing toddmath/hecto against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoddmath%2Fhecto" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toddmath/hecto on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/toddmath/hecto
[INFO] finished tweaking git repo https://github.com/toddmath/hecto
[INFO] tweaked toml for git repo https://github.com/toddmath/hecto written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/toddmath/hecto already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bcfe217dc00e9123b6d9f08c47168786d6e0e022f8c6bee0775f2a5454cc1b6
[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" "5bcfe217dc00e9123b6d9f08c47168786d6e0e022f8c6bee0775f2a5454cc1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bcfe217dc00e9123b6d9f08c47168786d6e0e022f8c6bee0775f2a5454cc1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bcfe217dc00e9123b6d9f08c47168786d6e0e022f8c6bee0775f2a5454cc1b6", kill_on_drop: false }`
[INFO] [stdout] 5bcfe217dc00e9123b6d9f08c47168786d6e0e022f8c6bee0775f2a5454cc1b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f3f772ac3d8a5e840cb5279a82d36a594deb54e0c48e19d6f998bb383cc91cc
[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" "5f3f772ac3d8a5e840cb5279a82d36a594deb54e0c48e19d6f998bb383cc91cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling hecto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `multiline_comments`
[INFO] [stdout]   --> src/filetype.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     multiline_comments: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `multiline_comments`
[INFO] [stdout]    --> src/filetype.rs:104:25
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub(crate) const fn multiline_comments(&self) -> bool {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.64s
[INFO] running `Command { std: "docker" "inspect" "5f3f772ac3d8a5e840cb5279a82d36a594deb54e0c48e19d6f998bb383cc91cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f3f772ac3d8a5e840cb5279a82d36a594deb54e0c48e19d6f998bb383cc91cc", kill_on_drop: false }`
[INFO] [stdout] 5f3f772ac3d8a5e840cb5279a82d36a594deb54e0c48e19d6f998bb383cc91cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaa6b261b074cafa327adc860f80c24026518d5d8446c1acb56249598c75fc8c
[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" "eaa6b261b074cafa327adc860f80c24026518d5d8446c1acb56249598c75fc8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hecto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `multiline_comments`
[INFO] [stdout]   --> src/filetype.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     multiline_comments: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `multiline_comments`
[INFO] [stdout]    --> src/filetype.rs:104:25
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub(crate) const fn multiline_comments(&self) -> bool {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "eaa6b261b074cafa327adc860f80c24026518d5d8446c1acb56249598c75fc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa6b261b074cafa327adc860f80c24026518d5d8446c1acb56249598c75fc8c", kill_on_drop: false }`
[INFO] [stdout] eaa6b261b074cafa327adc860f80c24026518d5d8446c1acb56249598c75fc8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67bdd17e335dbfa704a210b1b563291e562722524f0986f39d83700a9f549872
[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" "67bdd17e335dbfa704a210b1b563291e562722524f0986f39d83700a9f549872", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `multiline_comments`
[INFO] [stdout] 
[INFO] [stderr]   --> src/filetype.rs:12:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 12 |     multiline_comments: bool,
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `multiline_comments`
[INFO] [stderr]    --> src/filetype.rs:104:25
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub(crate) const fn multiline_comments(&self) -> bool {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hecto-856909305cbf38e1
[INFO] running `Command { std: "docker" "inspect" "67bdd17e335dbfa704a210b1b563291e562722524f0986f39d83700a9f549872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67bdd17e335dbfa704a210b1b563291e562722524f0986f39d83700a9f549872", kill_on_drop: false }`
[INFO] [stdout] 67bdd17e335dbfa704a210b1b563291e562722524f0986f39d83700a9f549872