[INFO] cloning repository https://github.com/nnao45/roor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nnao45/roor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnnao45%2Froor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnnao45%2Froor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2072b56185c7100f6eec571c48a26c9c2cf270f7
[INFO] testing nnao45/roor against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnnao45%2Froor" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nnao45/roor on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nnao45/roor
[INFO] finished tweaking git repo https://github.com/nnao45/roor
[INFO] tweaked toml for git repo https://github.com/nnao45/roor written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/nnao45/roor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d09d1e4cf917d37c4421fd8ad159cc1254bb036e984c7e9ecfbd683f1b0f1aea
[INFO] running `Command { std: "docker" "start" "-a" "d09d1e4cf917d37c4421fd8ad159cc1254bb036e984c7e9ecfbd683f1b0f1aea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d09d1e4cf917d37c4421fd8ad159cc1254bb036e984c7e9ecfbd683f1b0f1aea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d09d1e4cf917d37c4421fd8ad159cc1254bb036e984c7e9ecfbd683f1b0f1aea", kill_on_drop: false }`
[INFO] [stdout] d09d1e4cf917d37c4421fd8ad159cc1254bb036e984c7e9ecfbd683f1b0f1aea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68f5733bd231da06db211475d3721f2b202f3209b56faedadbcb3ccbdabf6357
[INFO] running `Command { std: "docker" "start" "-a" "68f5733bd231da06db211475d3721f2b202f3209b56faedadbcb3ccbdabf6357", kill_on_drop: false }`
[INFO] [stderr]    Compiling dntk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `stty_os_flag` is never read
[INFO] [stdout]   --> src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut stty_os_flag = "";
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let output = if cfg!(target_os = "darwin") {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "68f5733bd231da06db211475d3721f2b202f3209b56faedadbcb3ccbdabf6357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f5733bd231da06db211475d3721f2b202f3209b56faedadbcb3ccbdabf6357", kill_on_drop: false }`
[INFO] [stdout] 68f5733bd231da06db211475d3721f2b202f3209b56faedadbcb3ccbdabf6357
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 342bb61d16762df9191cbf183ce7f40cdcb8af0835a3666866561dc4088fd4b8
[INFO] running `Command { std: "docker" "start" "-a" "342bb61d16762df9191cbf183ce7f40cdcb8af0835a3666866561dc4088fd4b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling dntk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `stty_os_flag` is never read
[INFO] [stdout]   --> src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut stty_os_flag = "";
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let output = if cfg!(target_os = "darwin") {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "342bb61d16762df9191cbf183ce7f40cdcb8af0835a3666866561dc4088fd4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "342bb61d16762df9191cbf183ce7f40cdcb8af0835a3666866561dc4088fd4b8", kill_on_drop: false }`
[INFO] [stdout] 342bb61d16762df9191cbf183ce7f40cdcb8af0835a3666866561dc4088fd4b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d573c7c98d5c05615556caec615f952741023e2c3b9171c89473872613e8ee8d
[INFO] running `Command { std: "docker" "start" "-a" "d573c7c98d5c05615556caec615f952741023e2c3b9171c89473872613e8ee8d", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `stty_os_flag` is never read
[INFO] [stderr]   --> src/main.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut stty_os_flag = "";
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let output = if cfg!(target_os = "darwin") {
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dntk` (bin "dntk" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dntk-f8680c0859af1ce6)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d573c7c98d5c05615556caec615f952741023e2c3b9171c89473872613e8ee8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d573c7c98d5c05615556caec615f952741023e2c3b9171c89473872613e8ee8d", kill_on_drop: false }`
[INFO] [stdout] d573c7c98d5c05615556caec615f952741023e2c3b9171c89473872613e8ee8d