[INFO] cloning repository https://github.com/ZapAnton/large_sort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZapAnton/large_sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZapAnton%2Flarge_sort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZapAnton%2Flarge_sort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4a3d33253ca3d24b84b24d44711ba66684ab316
[INFO] testing ZapAnton/large_sort against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZapAnton%2Flarge_sort" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZapAnton/large_sort on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZapAnton/large_sort
[INFO] finished tweaking git repo https://github.com/ZapAnton/large_sort
[INFO] tweaked toml for git repo https://github.com/ZapAnton/large_sort written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ZapAnton/large_sort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3b17fe1c3be5ac109e708a38e5e9310286a4d070de4ff8cef5b9ad71535159b
[INFO] running `Command { std: "docker" "start" "-a" "d3b17fe1c3be5ac109e708a38e5e9310286a4d070de4ff8cef5b9ad71535159b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3b17fe1c3be5ac109e708a38e5e9310286a4d070de4ff8cef5b9ad71535159b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b17fe1c3be5ac109e708a38e5e9310286a4d070de4ff8cef5b9ad71535159b", kill_on_drop: false }`
[INFO] [stdout] d3b17fe1c3be5ac109e708a38e5e9310286a4d070de4ff8cef5b9ad71535159b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fae5233a8f5a15b670ff255d70988c56407dd41aa6bf64e059398ed373b4e0e
[INFO] running `Command { std: "docker" "start" "-a" "6fae5233a8f5a15b670ff255d70988c56407dd41aa6bf64e059398ed373b4e0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling large_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "6fae5233a8f5a15b670ff255d70988c56407dd41aa6bf64e059398ed373b4e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fae5233a8f5a15b670ff255d70988c56407dd41aa6bf64e059398ed373b4e0e", kill_on_drop: false }`
[INFO] [stdout] 6fae5233a8f5a15b670ff255d70988c56407dd41aa6bf64e059398ed373b4e0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd68aff968744eb3528169ed1c1f7e25d50cdcb77e5ad18c07b56cf11f3a6d8b
[INFO] running `Command { std: "docker" "start" "-a" "dd68aff968744eb3528169ed1c1f7e25d50cdcb77e5ad18c07b56cf11f3a6d8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling large_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "dd68aff968744eb3528169ed1c1f7e25d50cdcb77e5ad18c07b56cf11f3a6d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd68aff968744eb3528169ed1c1f7e25d50cdcb77e5ad18c07b56cf11f3a6d8b", kill_on_drop: false }`
[INFO] [stdout] dd68aff968744eb3528169ed1c1f7e25d50cdcb77e5ad18c07b56cf11f3a6d8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88e420056e14b91f11e97be8f7fad4635078b5b358da05b7a7e08e4305369342
[INFO] running `Command { std: "docker" "start" "-a" "88e420056e14b91f11e97be8f7fad4635078b5b358da05b7a7e08e4305369342", kill_on_drop: false }`
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/large_sort-c6e2927b8d337967)
[INFO] running `Command { std: "docker" "inspect" "88e420056e14b91f11e97be8f7fad4635078b5b358da05b7a7e08e4305369342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88e420056e14b91f11e97be8f7fad4635078b5b358da05b7a7e08e4305369342", kill_on_drop: false }`
[INFO] [stdout] 88e420056e14b91f11e97be8f7fad4635078b5b358da05b7a7e08e4305369342