[INFO] fetching crate nails-example 0.12.0...
[INFO] testing nails-example-0.12.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate nails-example 0.12.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate nails-example 0.12.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nails-example 0.12.0
[INFO] finished tweaking crates.io crate nails-example 0.12.0
[INFO] tweaked toml for crates.io crate nails-example 0.12.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate crates.io crate nails-example 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96ccb52dd857975c5bbcd8379b0e4332c8f8acccf17bc1a20335bdfc2fe48b05
[INFO] running `Command { std: "docker" "start" "-a" "96ccb52dd857975c5bbcd8379b0e4332c8f8acccf17bc1a20335bdfc2fe48b05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96ccb52dd857975c5bbcd8379b0e4332c8f8acccf17bc1a20335bdfc2fe48b05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ccb52dd857975c5bbcd8379b0e4332c8f8acccf17bc1a20335bdfc2fe48b05", kill_on_drop: false }`
[INFO] [stdout] 96ccb52dd857975c5bbcd8379b0e4332c8f8acccf17bc1a20335bdfc2fe48b05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 153011038ca8e80e8dd42cb33b7ad1ad12dde6c30c3cd619dbc140d2b85d4c93
[INFO] running `Command { std: "docker" "start" "-a" "153011038ca8e80e8dd42cb33b7ad1ad12dde6c30c3cd619dbc140d2b85d4c93", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling tokio v1.0.2
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling tokio-stream v0.1.2
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling tokio-util v0.6.1
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling nails v0.12.0
[INFO] [stderr]    Compiling nails-fork v0.12.0
[INFO] [stderr]    Compiling nails-example v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.87s
[INFO] running `Command { std: "docker" "inspect" "153011038ca8e80e8dd42cb33b7ad1ad12dde6c30c3cd619dbc140d2b85d4c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153011038ca8e80e8dd42cb33b7ad1ad12dde6c30c3cd619dbc140d2b85d4c93", kill_on_drop: false }`
[INFO] [stdout] 153011038ca8e80e8dd42cb33b7ad1ad12dde6c30c3cd619dbc140d2b85d4c93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66829f07f4a7b2be845d03040c1498f9b9f9bb08b706ded382000bb5261e4509
[INFO] running `Command { std: "docker" "start" "-a" "66829f07f4a7b2be845d03040c1498f9b9f9bb08b706ded382000bb5261e4509", kill_on_drop: false }`
[INFO] [stderr]    Compiling nails-example v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/nails_example-e912dee08b832403)
[INFO] running `Command { std: "docker" "inspect" "66829f07f4a7b2be845d03040c1498f9b9f9bb08b706ded382000bb5261e4509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66829f07f4a7b2be845d03040c1498f9b9f9bb08b706ded382000bb5261e4509", kill_on_drop: false }`
[INFO] [stdout] 66829f07f4a7b2be845d03040c1498f9b9f9bb08b706ded382000bb5261e4509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afc9ba1cf2edd192a52fd2f1e27f537be380e363e62a9e60d9dd84179f81e468
[INFO] running `Command { std: "docker" "start" "-a" "afc9ba1cf2edd192a52fd2f1e27f537be380e363e62a9e60d9dd84179f81e468", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nails_example-e912dee08b832403)
[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" "afc9ba1cf2edd192a52fd2f1e27f537be380e363e62a9e60d9dd84179f81e468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc9ba1cf2edd192a52fd2f1e27f537be380e363e62a9e60d9dd84179f81e468", kill_on_drop: false }`
[INFO] [stdout] afc9ba1cf2edd192a52fd2f1e27f537be380e363e62a9e60d9dd84179f81e468