[INFO] cloning repository https://github.com/thoughtram/read-ext
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thoughtram/read-ext" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthoughtram%2Fread-ext", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthoughtram%2Fread-ext'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32067b0cc7176e66600c9d5e8e0bb5ed8dbd4309
[INFO] testing thoughtram/read-ext 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%2Fthoughtram%2Fread-ext" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thoughtram/read-ext 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/thoughtram/read-ext
[INFO] finished tweaking git repo https://github.com/thoughtram/read-ext
[INFO] tweaked toml for git repo https://github.com/thoughtram/read-ext written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/thoughtram/read-ext 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4dadb197feb81dfdcbf3bf961ace37fc6f8ff9b8702d45afc1b8944d4e86d3d4
[INFO] running `Command { std: "docker" "start" "-a" "4dadb197feb81dfdcbf3bf961ace37fc6f8ff9b8702d45afc1b8944d4e86d3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dadb197feb81dfdcbf3bf961ace37fc6f8ff9b8702d45afc1b8944d4e86d3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dadb197feb81dfdcbf3bf961ace37fc6f8ff9b8702d45afc1b8944d4e86d3d4", kill_on_drop: false }`
[INFO] [stdout] 4dadb197feb81dfdcbf3bf961ace37fc6f8ff9b8702d45afc1b8944d4e86d3d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 406561b2af968d474118856340d9c17626d6a7b0e5838db9a4c3dd488c8b77af
[INFO] running `Command { std: "docker" "start" "-a" "406561b2af968d474118856340d9c17626d6a7b0e5838db9a4c3dd488c8b77af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling readext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.76s
[INFO] running `Command { std: "docker" "inspect" "406561b2af968d474118856340d9c17626d6a7b0e5838db9a4c3dd488c8b77af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "406561b2af968d474118856340d9c17626d6a7b0e5838db9a4c3dd488c8b77af", kill_on_drop: false }`
[INFO] [stdout] 406561b2af968d474118856340d9c17626d6a7b0e5838db9a4c3dd488c8b77af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 298b783d52e0ac3c101dbf5c8951c19786f7dc314049781395cf3e12cd644ebe
[INFO] running `Command { std: "docker" "start" "-a" "298b783d52e0ac3c101dbf5c8951c19786f7dc314049781395cf3e12cd644ebe", kill_on_drop: false }`
[INFO] [stderr]    Compiling readext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "298b783d52e0ac3c101dbf5c8951c19786f7dc314049781395cf3e12cd644ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298b783d52e0ac3c101dbf5c8951c19786f7dc314049781395cf3e12cd644ebe", kill_on_drop: false }`
[INFO] [stdout] 298b783d52e0ac3c101dbf5c8951c19786f7dc314049781395cf3e12cd644ebe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f9702f106be345551f5101b18f48565d93ed019c903494d29d1c731305a9d64e
[INFO] running `Command { std: "docker" "start" "-a" "f9702f106be345551f5101b18f48565d93ed019c903494d29d1c731305a9d64e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/readext-3899bf3be347aa0f)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-0f3dbb5d9401b416)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test can_read_into_string ... ok
[INFO] [stderr]    Doc-tests readext
[INFO] [stdout] test can_read_into_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "f9702f106be345551f5101b18f48565d93ed019c903494d29d1c731305a9d64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9702f106be345551f5101b18f48565d93ed019c903494d29d1c731305a9d64e", kill_on_drop: false }`
[INFO] [stdout] f9702f106be345551f5101b18f48565d93ed019c903494d29d1c731305a9d64e