[INFO] cloning repository https://github.com/stuartnelson3/biofilter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stuartnelson3/biofilter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstuartnelson3%2Fbiofilter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstuartnelson3%2Fbiofilter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c961ee50d643dc7afec5c649a061917bc748064
[INFO] testing stuartnelson3/biofilter against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstuartnelson3%2Fbiofilter" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stuartnelson3/biofilter on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stuartnelson3/biofilter
[INFO] finished tweaking git repo https://github.com/stuartnelson3/biofilter
[INFO] tweaked toml for git repo https://github.com/stuartnelson3/biofilter written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/stuartnelson3/biofilter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67ed2880846a9cd17018363e7a0523adbc82cc77d162024c77a4e44a16555bdb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "67ed2880846a9cd17018363e7a0523adbc82cc77d162024c77a4e44a16555bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67ed2880846a9cd17018363e7a0523adbc82cc77d162024c77a4e44a16555bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ed2880846a9cd17018363e7a0523adbc82cc77d162024c77a4e44a16555bdb", kill_on_drop: false }`
[INFO] [stdout] 67ed2880846a9cd17018363e7a0523adbc82cc77d162024c77a4e44a16555bdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40553ebd4abda8ba021b128b0a3f0c7a6bdc86d27ca95f0fe4944c43a6e612c8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "40553ebd4abda8ba021b128b0a3f0c7a6bdc86d27ca95f0fe4944c43a6e612c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling biofilter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | /         match line {
[INFO] [stdout] 41 | |             Ok(line) => w.write(line.as_bytes()),
[INFO] [stdout] 42 | |             Err(_err) => continue,
[INFO] [stdout] 43 | |         };
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.69s
[INFO] running `Command { std: "docker" "inspect" "40553ebd4abda8ba021b128b0a3f0c7a6bdc86d27ca95f0fe4944c43a6e612c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40553ebd4abda8ba021b128b0a3f0c7a6bdc86d27ca95f0fe4944c43a6e612c8", kill_on_drop: false }`
[INFO] [stdout] 40553ebd4abda8ba021b128b0a3f0c7a6bdc86d27ca95f0fe4944c43a6e612c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93fd32d0698e5b8df0942372eb8833b6cb3d29e21b6edcf3894e3a757c478404
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "93fd32d0698e5b8df0942372eb8833b6cb3d29e21b6edcf3894e3a757c478404", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling biofilter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | /         match line {
[INFO] [stdout] 41 | |             Ok(line) => w.write(line.as_bytes()),
[INFO] [stdout] 42 | |             Err(_err) => continue,
[INFO] [stdout] 43 | |         };
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.48s
[INFO] running `Command { std: "docker" "inspect" "93fd32d0698e5b8df0942372eb8833b6cb3d29e21b6edcf3894e3a757c478404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93fd32d0698e5b8df0942372eb8833b6cb3d29e21b6edcf3894e3a757c478404", kill_on_drop: false }`
[INFO] [stdout] 93fd32d0698e5b8df0942372eb8833b6cb3d29e21b6edcf3894e3a757c478404
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6990d94375404d7d78bbd29aff93c7065f90170a407eaa7ca46a5adc16b87f27
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6990d94375404d7d78bbd29aff93c7065f90170a407eaa7ca46a5adc16b87f27", kill_on_drop: false }`
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 | /         match line {
[INFO] [stderr] 41 | |             Ok(line) => w.write(line.as_bytes()),
[INFO] [stderr] 42 | |             Err(_err) => continue,
[INFO] [stderr] 43 | |         };
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/biofilter-c68763d613ce2617
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6990d94375404d7d78bbd29aff93c7065f90170a407eaa7ca46a5adc16b87f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6990d94375404d7d78bbd29aff93c7065f90170a407eaa7ca46a5adc16b87f27", kill_on_drop: false }`
[INFO] [stdout] 6990d94375404d7d78bbd29aff93c7065f90170a407eaa7ca46a5adc16b87f27