[INFO] cloning repository https://github.com/zekesonxx/xorfinder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zekesonxx/xorfinder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzekesonxx%2Fxorfinder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzekesonxx%2Fxorfinder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35a3125307a445b951be4271b0815cd83f05cbed
[INFO] testing zekesonxx/xorfinder against 1.61.0 for beta-1.62-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzekesonxx%2Fxorfinder" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zekesonxx/xorfinder on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zekesonxx/xorfinder
[INFO] finished tweaking git repo https://github.com/zekesonxx/xorfinder
[INFO] tweaked toml for git repo https://github.com/zekesonxx/xorfinder written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/zekesonxx/xorfinder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v1.0.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.32
[INFO] [stderr]   Downloaded libc v0.2.34
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded galil-seiferas v0.1.5
[INFO] [stderr]   Downloaded atty v0.2.3
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded clap v2.29.0
[INFO] [stderr]   Downloaded defmac v0.1.3
[INFO] [stderr]   Downloaded hex v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf7ef3363c1f2a28f6bb6e1e787cfe8616b78eba9d528b9c5fcbe993c97d0d2a
[INFO] running `Command { std: "docker" "start" "-a" "bf7ef3363c1f2a28f6bb6e1e787cfe8616b78eba9d528b9c5fcbe993c97d0d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf7ef3363c1f2a28f6bb6e1e787cfe8616b78eba9d528b9c5fcbe993c97d0d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf7ef3363c1f2a28f6bb6e1e787cfe8616b78eba9d528b9c5fcbe993c97d0d2a", kill_on_drop: false }`
[INFO] [stdout] bf7ef3363c1f2a28f6bb6e1e787cfe8616b78eba9d528b9c5fcbe993c97d0d2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0333b489dc77cd386a87d8c63d0ef5dec1a9733d9cd93077128a2e3ea5dc2860
[INFO] running `Command { std: "docker" "start" "-a" "0333b489dc77cd386a87d8c63d0ef5dec1a9733d9cd93077128a2e3ea5dc2860", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling unchecked-index v0.2.2
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling defmac v0.1.3
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling hex v0.3.1
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling galil-seiferas v0.1.5
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling xorfinder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             f.read_to_end(&mut buf);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             f.read_to_end(&mut buf);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "0333b489dc77cd386a87d8c63d0ef5dec1a9733d9cd93077128a2e3ea5dc2860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0333b489dc77cd386a87d8c63d0ef5dec1a9733d9cd93077128a2e3ea5dc2860", kill_on_drop: false }`
[INFO] [stdout] 0333b489dc77cd386a87d8c63d0ef5dec1a9733d9cd93077128a2e3ea5dc2860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb3b472c9eb44fa174323fad4b5e0ba4a89eee6eccfd90694f6e5e53ae93b50d
[INFO] running `Command { std: "docker" "start" "-a" "cb3b472c9eb44fa174323fad4b5e0ba4a89eee6eccfd90694f6e5e53ae93b50d", kill_on_drop: false }`
[INFO] [stderr]    Compiling xorfinder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             f.read_to_end(&mut buf);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             f.read_to_end(&mut buf);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/xorfinder-eb294f615e41e946)
[INFO] running `Command { std: "docker" "inspect" "cb3b472c9eb44fa174323fad4b5e0ba4a89eee6eccfd90694f6e5e53ae93b50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3b472c9eb44fa174323fad4b5e0ba4a89eee6eccfd90694f6e5e53ae93b50d", kill_on_drop: false }`
[INFO] [stdout] cb3b472c9eb44fa174323fad4b5e0ba4a89eee6eccfd90694f6e5e53ae93b50d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4aa557776e02b7cca5e1e6a779e3d685d31cf880f4a96734c0327e8a46ecea62
[INFO] running `Command { std: "docker" "start" "-a" "4aa557776e02b7cca5e1e6a779e3d685d31cf880f4a96734c0327e8a46ecea62", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:30:13
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 30 |             f.read_to_end(&mut buf);
[INFO] [stdout] 
[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: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             f.read_to_end(&mut buf);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `xorfinder` (bin "xorfinder" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/xorfinder-eb294f615e41e946)
[INFO] running `Command { std: "docker" "inspect" "4aa557776e02b7cca5e1e6a779e3d685d31cf880f4a96734c0327e8a46ecea62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa557776e02b7cca5e1e6a779e3d685d31cf880f4a96734c0327e8a46ecea62", kill_on_drop: false }`
[INFO] [stdout] 4aa557776e02b7cca5e1e6a779e3d685d31cf880f4a96734c0327e8a46ecea62