[INFO] cloning repository https://github.com/davidbarsky/vis-diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidbarsky/vis-diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidbarsky%2Fvis-diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidbarsky%2Fvis-diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4122c30a5cbc2f2c5cd87d774b834a3ea10a69a
[INFO] testing davidbarsky/vis-diff against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidbarsky%2Fvis-diff" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidbarsky/vis-diff on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davidbarsky/vis-diff
[INFO] finished tweaking git repo https://github.com/davidbarsky/vis-diff
[INFO] tweaked toml for git repo https://github.com/davidbarsky/vis-diff written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/davidbarsky/vis-diff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e214cb96377b5525498f498e601e11e470795db613f1dd11b86030be553c3155
[INFO] running `Command { std: "docker" "start" "-a" "e214cb96377b5525498f498e601e11e470795db613f1dd11b86030be553c3155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e214cb96377b5525498f498e601e11e470795db613f1dd11b86030be553c3155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e214cb96377b5525498f498e601e11e470795db613f1dd11b86030be553c3155", kill_on_drop: false }`
[INFO] [stdout] e214cb96377b5525498f498e601e11e470795db613f1dd11b86030be553c3155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 600b868de97211cf8a70e2d63730816a38deb310d1c3e520225e900b2eecd881
[INFO] running `Command { std: "docker" "start" "-a" "600b868de97211cf8a70e2d63730816a38deb310d1c3e520225e900b2eecd881", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling difference v1.0.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling structopt v0.1.6
[INFO] [stderr]    Compiling vis-diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.91s
[INFO] running `Command { std: "docker" "inspect" "600b868de97211cf8a70e2d63730816a38deb310d1c3e520225e900b2eecd881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600b868de97211cf8a70e2d63730816a38deb310d1c3e520225e900b2eecd881", kill_on_drop: false }`
[INFO] [stdout] 600b868de97211cf8a70e2d63730816a38deb310d1c3e520225e900b2eecd881
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1b92dedefd942e68d1dbd649d64e136bc56a55dada811db440c668388e13803
[INFO] running `Command { std: "docker" "start" "-a" "c1b92dedefd942e68d1dbd649d64e136bc56a55dada811db440c668388e13803", kill_on_drop: false }`
[INFO] [stderr]    Compiling vis-diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "c1b92dedefd942e68d1dbd649d64e136bc56a55dada811db440c668388e13803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1b92dedefd942e68d1dbd649d64e136bc56a55dada811db440c668388e13803", kill_on_drop: false }`
[INFO] [stdout] c1b92dedefd942e68d1dbd649d64e136bc56a55dada811db440c668388e13803
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96c547d528ec1f3fcaec66784d50b53dfa25c2472f3c236d2695ecfa4f6acb8d
[INFO] running `Command { std: "docker" "start" "-a" "96c547d528ec1f3fcaec66784d50b53dfa25c2472f3c236d2695ecfa4f6acb8d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vis_diff-3a3e6813d2849553)
[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" "96c547d528ec1f3fcaec66784d50b53dfa25c2472f3c236d2695ecfa4f6acb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c547d528ec1f3fcaec66784d50b53dfa25c2472f3c236d2695ecfa4f6acb8d", kill_on_drop: false }`
[INFO] [stdout] 96c547d528ec1f3fcaec66784d50b53dfa25c2472f3c236d2695ecfa4f6acb8d