[INFO] cloning repository https://github.com/mingyli/riff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mingyli/riff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingyli%2Friff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingyli%2Friff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0288a9c92ac781c21c21ff2b965015a5c29ea433
[INFO] testing mingyli/riff against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingyli%2Friff" "/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/mingyli/riff
[INFO] finished tweaking git repo https://github.com/mingyli/riff
[INFO] tweaked toml for git repo https://github.com/mingyli/riff written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mingyli/riff on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mingyli/riff 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded unicode-width v0.1.7
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded vec_map v0.8.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da5fb45d31f08e0f405019c23a0aeb755d49eb39f4bf79edeccd69542130e1c6
[INFO] running `Command { std: "docker" "start" "-a" "da5fb45d31f08e0f405019c23a0aeb755d49eb39f4bf79edeccd69542130e1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da5fb45d31f08e0f405019c23a0aeb755d49eb39f4bf79edeccd69542130e1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5fb45d31f08e0f405019c23a0aeb755d49eb39f4bf79edeccd69542130e1c6", kill_on_drop: false }`
[INFO] [stdout] da5fb45d31f08e0f405019c23a0aeb755d49eb39f4bf79edeccd69542130e1c6
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b8d39f046732bf584e86548b7e5db23fb7d48e2b5623bfb766a70f795620ae9
[INFO] running `Command { std: "docker" "start" "-a" "7b8d39f046732bf584e86548b7e5db23fb7d48e2b5623bfb766a70f795620ae9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling riff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/diff.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct Matrix<T> {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 10 |     data: Vec<T>,
[INFO] [stdout] 11 |     height: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Matrix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "7b8d39f046732bf584e86548b7e5db23fb7d48e2b5623bfb766a70f795620ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b8d39f046732bf584e86548b7e5db23fb7d48e2b5623bfb766a70f795620ae9", kill_on_drop: false }`
[INFO] [stdout] 7b8d39f046732bf584e86548b7e5db23fb7d48e2b5623bfb766a70f795620ae9
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bf2622fa5f97525e78cd7a0b773e11133b56226d788fd31022c3abb15e1e985
[INFO] running `Command { std: "docker" "start" "-a" "9bf2622fa5f97525e78cd7a0b773e11133b56226d788fd31022c3abb15e1e985", kill_on_drop: false }`
[INFO] [stderr]    Compiling riff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/diff.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct Matrix<T> {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 10 |     data: Vec<T>,
[INFO] [stdout] 11 |     height: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Matrix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "9bf2622fa5f97525e78cd7a0b773e11133b56226d788fd31022c3abb15e1e985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf2622fa5f97525e78cd7a0b773e11133b56226d788fd31022c3abb15e1e985", kill_on_drop: false }`
[INFO] [stdout] 9bf2622fa5f97525e78cd7a0b773e11133b56226d788fd31022c3abb15e1e985
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71385e6dd18fa7b3ed933a65f07c30de3262274f70e898258101e5de3a8f57c9
[INFO] running `Command { std: "docker" "start" "-a" "71385e6dd18fa7b3ed933a65f07c30de3262274f70e898258101e5de3a8f57c9", kill_on_drop: false }`
[INFO] [stderr] warning: field `height` is never read
[INFO] [stderr]   --> src/diff.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | struct Matrix<T> {
[INFO] [stderr]    |        ------ field in this struct
[INFO] [stderr] 10 |     data: Vec<T>,
[INFO] [stderr] 11 |     height: usize,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Matrix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `riff` (bin "riff" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/riff.rs (/opt/rustwide/target/debug/deps/riff-9af6d44ef17e4740)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test diff::test_diff_added ... ok
[INFO] [stdout] test diff::test_diff_empty ... ok
[INFO] [stdout] test diff::test_diff_removed ... ok
[INFO] [stdout] test diff::test_diff_same ... ok
[INFO] [stdout] test diff::test_different_reversed ... ok
[INFO] [stdout] test diff::test_different ... ok
[INFO] [stdout] test hunk::test_get_hunks ... ok
[INFO] [stdout] test diff::test_diff_modified ... ok
[INFO] [stdout] test diff::test_diff_mixed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "71385e6dd18fa7b3ed933a65f07c30de3262274f70e898258101e5de3a8f57c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71385e6dd18fa7b3ed933a65f07c30de3262274f70e898258101e5de3a8f57c9", kill_on_drop: false }`
[INFO] [stdout] 71385e6dd18fa7b3ed933a65f07c30de3262274f70e898258101e5de3a8f57c9
