[INFO] fetching crate br 0.1.0...
[INFO] testing br-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate br 0.1.0 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate br 0.1.0 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 crates.io crate br 0.1.0
[INFO] finished tweaking crates.io crate br 0.1.0
[INFO] tweaked toml for crates.io crate br 0.1.0 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate crates.io crate br 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 27157b553d6329e3564d316c6262749680cac9d3518cc6405b3282d6502010c2
[INFO] running `Command { std: "docker" "start" "-a" "27157b553d6329e3564d316c6262749680cac9d3518cc6405b3282d6502010c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27157b553d6329e3564d316c6262749680cac9d3518cc6405b3282d6502010c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27157b553d6329e3564d316c6262749680cac9d3518cc6405b3282d6502010c2", kill_on_drop: false }`
[INFO] [stdout] 27157b553d6329e3564d316c6262749680cac9d3518cc6405b3282d6502010c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 0de2f4856f9ebb549e7b5745e0bf3bf508484dabb13dc93305dc447ee05cb442
[INFO] running `Command { std: "docker" "start" "-a" "0de2f4856f9ebb549e7b5745e0bf3bf508484dabb13dc93305dc447ee05cb442", kill_on_drop: false }`
[INFO] [stderr]    Compiling br v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "0de2f4856f9ebb549e7b5745e0bf3bf508484dabb13dc93305dc447ee05cb442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de2f4856f9ebb549e7b5745e0bf3bf508484dabb13dc93305dc447ee05cb442", kill_on_drop: false }`
[INFO] [stdout] 0de2f4856f9ebb549e7b5745e0bf3bf508484dabb13dc93305dc447ee05cb442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] a20974f0ee71390c754356ce27ec858c5a625da3abfe984938a72890f1dbd3f1
[INFO] running `Command { std: "docker" "start" "-a" "a20974f0ee71390c754356ce27ec858c5a625da3abfe984938a72890f1dbd3f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling br v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "a20974f0ee71390c754356ce27ec858c5a625da3abfe984938a72890f1dbd3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a20974f0ee71390c754356ce27ec858c5a625da3abfe984938a72890f1dbd3f1", kill_on_drop: false }`
[INFO] [stdout] a20974f0ee71390c754356ce27ec858c5a625da3abfe984938a72890f1dbd3f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] f4f2461fb07b6ea9b5b544a6f1edb2b59665d9d881443e7670d1cfc284aa7749
[INFO] running `Command { std: "docker" "start" "-a" "f4f2461fb07b6ea9b5b544a6f1edb2b59665d9d881443e7670d1cfc284aa7749", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/br-549491def6835f69)
[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" "f4f2461fb07b6ea9b5b544a6f1edb2b59665d9d881443e7670d1cfc284aa7749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f2461fb07b6ea9b5b544a6f1edb2b59665d9d881443e7670d1cfc284aa7749", kill_on_drop: false }`
[INFO] [stdout] f4f2461fb07b6ea9b5b544a6f1edb2b59665d9d881443e7670d1cfc284aa7749