[INFO] cloning repository https://github.com/jimberlage/richdiff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimberlage/richdiff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimberlage%2Frichdiff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimberlage%2Frichdiff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b94cd2a5a7d4ac3333fc6e8b3219caa36c49cf3d
[INFO] testing jimberlage/richdiff against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimberlage%2Frichdiff" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jimberlage/richdiff on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jimberlage/richdiff
[INFO] finished tweaking git repo https://github.com/jimberlage/richdiff
[INFO] tweaked toml for git repo https://github.com/jimberlage/richdiff written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/jimberlage/richdiff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", 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] ebd51346ec6421715021a3b77e4ce6ef13fa3dbb47137c63b22bdc17494e9f8f
[INFO] running `Command { std: "docker" "start" "-a" "ebd51346ec6421715021a3b77e4ce6ef13fa3dbb47137c63b22bdc17494e9f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebd51346ec6421715021a3b77e4ce6ef13fa3dbb47137c63b22bdc17494e9f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebd51346ec6421715021a3b77e4ce6ef13fa3dbb47137c63b22bdc17494e9f8f", kill_on_drop: false }`
[INFO] [stdout] ebd51346ec6421715021a3b77e4ce6ef13fa3dbb47137c63b22bdc17494e9f8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c277cf2d855e16e2522bc5b59f808f86be7761456659b20d0c934722d3afafe
[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" "2c277cf2d855e16e2522bc5b59f808f86be7761456659b20d0c934722d3afafe", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling handlebars v3.3.0
[INFO] [stderr]    Compiling richdiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `max_problems`
[INFO] [stdout]   --> src/main.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     max_problems: usize,
[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 [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "2c277cf2d855e16e2522bc5b59f808f86be7761456659b20d0c934722d3afafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c277cf2d855e16e2522bc5b59f808f86be7761456659b20d0c934722d3afafe", kill_on_drop: false }`
[INFO] [stdout] 2c277cf2d855e16e2522bc5b59f808f86be7761456659b20d0c934722d3afafe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8858799a4d115bb46876a56b75e58eac1770db3fc95f018fb572a75caed3d9aa
[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" "8858799a4d115bb46876a56b75e58eac1770db3fc95f018fb572a75caed3d9aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling richdiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `max_problems`
[INFO] [stdout]   --> src/main.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     max_problems: usize,
[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 test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "8858799a4d115bb46876a56b75e58eac1770db3fc95f018fb572a75caed3d9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8858799a4d115bb46876a56b75e58eac1770db3fc95f018fb572a75caed3d9aa", kill_on_drop: false }`
[INFO] [stdout] 8858799a4d115bb46876a56b75e58eac1770db3fc95f018fb572a75caed3d9aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bbfa8cde6ceaa052ae1db9e696a6ff2d6cca04e706c00acd17f3236e60c0843
[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" "0bbfa8cde6ceaa052ae1db9e696a6ff2d6cca04e706c00acd17f3236e60c0843", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `max_problems`
[INFO] [stderr]   --> src/main.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     max_problems: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `richdiff` (bin "richdiff" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/richdiff-30775296b5e7e451)
[INFO] [stdout] 
[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" "0bbfa8cde6ceaa052ae1db9e696a6ff2d6cca04e706c00acd17f3236e60c0843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bbfa8cde6ceaa052ae1db9e696a6ff2d6cca04e706c00acd17f3236e60c0843", kill_on_drop: false }`
[INFO] [stdout] 0bbfa8cde6ceaa052ae1db9e696a6ff2d6cca04e706c00acd17f3236e60c0843