[INFO] cloning repository https://github.com/raigo/sorting-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raigo/sorting-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraigo%2Fsorting-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraigo%2Fsorting-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96b2e1266da8dded6d92ace3ab7b49529cf49854
[INFO] testing raigo/sorting-challenge against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraigo%2Fsorting-challenge" "/workspace/builds/worker-67/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-67/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raigo/sorting-challenge on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/raigo/sorting-challenge
[INFO] finished tweaking git repo https://github.com/raigo/sorting-challenge
[INFO] tweaked toml for git repo https://github.com/raigo/sorting-challenge written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate git repo https://github.com/raigo/sorting-challenge already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d814e200652e7efd0dff027128aa1b76006fe5c2623fc35111fb581aa9360f70
[INFO] running `Command { std: "docker" "start" "-a" "d814e200652e7efd0dff027128aa1b76006fe5c2623fc35111fb581aa9360f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d814e200652e7efd0dff027128aa1b76006fe5c2623fc35111fb581aa9360f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d814e200652e7efd0dff027128aa1b76006fe5c2623fc35111fb581aa9360f70", kill_on_drop: false }`
[INFO] [stdout] d814e200652e7efd0dff027128aa1b76006fe5c2623fc35111fb581aa9360f70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9031e5059cb27a07eab61a89b036f2b750307f591e02f12101e43695e0d9c3f
[INFO] running `Command { std: "docker" "start" "-a" "c9031e5059cb27a07eab61a89b036f2b750307f591e02f12101e43695e0d9c3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.8
[INFO] [stderr]    Compiling libc v0.1.8
[INFO] [stderr]    Compiling time v0.1.26
[INFO] [stderr]    Compiling sorting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.95s
[INFO] running `Command { std: "docker" "inspect" "c9031e5059cb27a07eab61a89b036f2b750307f591e02f12101e43695e0d9c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9031e5059cb27a07eab61a89b036f2b750307f591e02f12101e43695e0d9c3f", kill_on_drop: false }`
[INFO] [stdout] c9031e5059cb27a07eab61a89b036f2b750307f591e02f12101e43695e0d9c3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81ae8f9e2af4c8973831e3e1c43c15d7cc932cf9f8b8df1f03c2972b8ae6ea1f
[INFO] running `Command { std: "docker" "start" "-a" "81ae8f9e2af4c8973831e3e1c43c15d7cc932cf9f8b8df1f03c2972b8ae6ea1f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sorting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "81ae8f9e2af4c8973831e3e1c43c15d7cc932cf9f8b8df1f03c2972b8ae6ea1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ae8f9e2af4c8973831e3e1c43c15d7cc932cf9f8b8df1f03c2972b8ae6ea1f", kill_on_drop: false }`
[INFO] [stdout] 81ae8f9e2af4c8973831e3e1c43c15d7cc932cf9f8b8df1f03c2972b8ae6ea1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81558487247d5738b66e09d1650157465f56c112449fbe4b3b0d6aa194b1628d
[INFO] running `Command { std: "docker" "start" "-a" "81558487247d5738b66e09d1650157465f56c112449fbe4b3b0d6aa194b1628d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sorting-76c3ee898404a6af)
[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" "81558487247d5738b66e09d1650157465f56c112449fbe4b3b0d6aa194b1628d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81558487247d5738b66e09d1650157465f56c112449fbe4b3b0d6aa194b1628d", kill_on_drop: false }`
[INFO] [stdout] 81558487247d5738b66e09d1650157465f56c112449fbe4b3b0d6aa194b1628d