[INFO] cloning repository https://github.com/chrissharp80/union_find
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chrissharp80/union_find" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrissharp80%2Funion_find", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrissharp80%2Funion_find'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acde0c8babc0ba9c94886de21d973840dff56829
[INFO] testing chrissharp80/union_find against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrissharp80%2Funion_find" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chrissharp80/union_find on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chrissharp80/union_find
[INFO] finished tweaking git repo https://github.com/chrissharp80/union_find
[INFO] tweaked toml for git repo https://github.com/chrissharp80/union_find written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/chrissharp80/union_find already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text_io v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3907d204a3f19cca617817361c5ec10753268e972a058d530674641704f8e508
[INFO] running `Command { std: "docker" "start" "-a" "3907d204a3f19cca617817361c5ec10753268e972a058d530674641704f8e508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3907d204a3f19cca617817361c5ec10753268e972a058d530674641704f8e508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3907d204a3f19cca617817361c5ec10753268e972a058d530674641704f8e508", kill_on_drop: false }`
[INFO] [stdout] 3907d204a3f19cca617817361c5ec10753268e972a058d530674641704f8e508
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79b6a7bcca007ca9f2290423e4de04c4cb6dfdf8c3ffcfb50af5da140efda3eb
[INFO] running `Command { std: "docker" "start" "-a" "79b6a7bcca007ca9f2290423e4de04c4cb6dfdf8c3ffcfb50af5da140efda3eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling text_io v0.1.6
[INFO] [stderr]    Compiling union_find v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "79b6a7bcca007ca9f2290423e4de04c4cb6dfdf8c3ffcfb50af5da140efda3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b6a7bcca007ca9f2290423e4de04c4cb6dfdf8c3ffcfb50af5da140efda3eb", kill_on_drop: false }`
[INFO] [stdout] 79b6a7bcca007ca9f2290423e4de04c4cb6dfdf8c3ffcfb50af5da140efda3eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba7645e6e9063c10b7c42ed0d424b78db7e4e31301ec41b4507555d3760d0818
[INFO] running `Command { std: "docker" "start" "-a" "ba7645e6e9063c10b7c42ed0d424b78db7e4e31301ec41b4507555d3760d0818", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling union_find v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "ba7645e6e9063c10b7c42ed0d424b78db7e4e31301ec41b4507555d3760d0818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba7645e6e9063c10b7c42ed0d424b78db7e4e31301ec41b4507555d3760d0818", kill_on_drop: false }`
[INFO] [stdout] ba7645e6e9063c10b7c42ed0d424b78db7e4e31301ec41b4507555d3760d0818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7621f8a1f42142612e7207b4a45ab406173f41b387bf5d280f4e6c48669481ba
[INFO] running `Command { std: "docker" "start" "-a" "7621f8a1f42142612e7207b4a45ab406173f41b387bf5d280f4e6c48669481ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.57s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/union_find-1e6ff736ff26ae6c)
[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" "7621f8a1f42142612e7207b4a45ab406173f41b387bf5d280f4e6c48669481ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7621f8a1f42142612e7207b4a45ab406173f41b387bf5d280f4e6c48669481ba", kill_on_drop: false }`
[INFO] [stdout] 7621f8a1f42142612e7207b4a45ab406173f41b387bf5d280f4e6c48669481ba