[INFO] cloning repository https://github.com/tigranmt/Diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tigranmt/Diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigranmt%2FDiff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigranmt%2FDiff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c41faf6455ec5b788adfe341c98cec00d9cf2712
[INFO] checking tigranmt/Diff against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigranmt%2FDiff" "/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/tigranmt/Diff on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tigranmt/Diff
[INFO] finished tweaking git repo https://github.com/tigranmt/Diff
[INFO] tweaked toml for git repo https://github.com/tigranmt/Diff written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/tigranmt/Diff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9af89dd3f0253a93cb93cae671d48a8821f9ecac9d65e93c8bdff479a89e522
[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" "b9af89dd3f0253a93cb93cae671d48a8821f9ecac9d65e93c8bdff479a89e522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9af89dd3f0253a93cb93cae671d48a8821f9ecac9d65e93c8bdff479a89e522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9af89dd3f0253a93cb93cae671d48a8821f9ecac9d65e93c8bdff479a89e522", kill_on_drop: false }`
[INFO] [stdout] b9af89dd3f0253a93cb93cae671d48a8821f9ecac9d65e93c8bdff479a89e522
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 111f6e3cfa9f35b9e7b3cc4ae613b1cd49e572b1f09c1f4e703d4585c9d3bd47
[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" "111f6e3cfa9f35b9e7b3cc4ae613b1cd49e572b1f09c1f4e703d4585c9d3bd47", kill_on_drop: false }`
[INFO] [stderr]     Checking diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff/presenter.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     writer : Box<std::io::Write>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff/presenter.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new (_w : Box<std::io::Write>) -> DiffPresenter        
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff/presenter.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     writer : Box<std::io::Write>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff/presenter.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new (_w : Box<std::io::Write>) -> DiffPresenter        
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "111f6e3cfa9f35b9e7b3cc4ae613b1cd49e572b1f09c1f4e703d4585c9d3bd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "111f6e3cfa9f35b9e7b3cc4ae613b1cd49e572b1f09c1f4e703d4585c9d3bd47", kill_on_drop: false }`
[INFO] [stdout] 111f6e3cfa9f35b9e7b3cc4ae613b1cd49e572b1f09c1f4e703d4585c9d3bd47