[INFO] cloning repository https://github.com/ray33ee/Rust-B2B
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ray33ee/Rust-B2B" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray33ee%2FRust-B2B", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray33ee%2FRust-B2B'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2177f47ea4ef0463a777d1986cf31ae15bdd3caa
[INFO] testing ray33ee/Rust-B2B against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray33ee%2FRust-B2B" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ray33ee/Rust-B2B on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ray33ee/Rust-B2B
[INFO] finished tweaking git repo https://github.com/ray33ee/Rust-B2B
[INFO] tweaked toml for git repo https://github.com/ray33ee/Rust-B2B written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/ray33ee/Rust-B2B already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fb454279cee330adafd27637edbbde99c6415fa41f4160e1f4c0ab3c0a248da
[INFO] running `Command { std: "docker" "start" "-a" "8fb454279cee330adafd27637edbbde99c6415fa41f4160e1f4c0ab3c0a248da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fb454279cee330adafd27637edbbde99c6415fa41f4160e1f4c0ab3c0a248da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb454279cee330adafd27637edbbde99c6415fa41f4160e1f4c0ab3c0a248da", kill_on_drop: false }`
[INFO] [stdout] 8fb454279cee330adafd27637edbbde99c6415fa41f4160e1f4c0ab3c0a248da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b01de87bef627279d2973da5f34ebd9c10f215c480e192a0ed44a0ac68997d9d
[INFO] running `Command { std: "docker" "start" "-a" "b01de87bef627279d2973da5f34ebd9c10f215c480e192a0ed44a0ac68997d9d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling rust_b2b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/error.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     kind: ErrorKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `error`
[INFO] [stdout]   --> src/error.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     error: Box<dyn std::error::Error>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.88s
[INFO] running `Command { std: "docker" "inspect" "b01de87bef627279d2973da5f34ebd9c10f215c480e192a0ed44a0ac68997d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01de87bef627279d2973da5f34ebd9c10f215c480e192a0ed44a0ac68997d9d", kill_on_drop: false }`
[INFO] [stdout] b01de87bef627279d2973da5f34ebd9c10f215c480e192a0ed44a0ac68997d9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d57012e147a80992b86307e3500c17fb7975c8fd09733e35cbc91240afbdd9d
[INFO] running `Command { std: "docker" "start" "-a" "6d57012e147a80992b86307e3500c17fb7975c8fd09733e35cbc91240afbdd9d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_b2b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/error.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     kind: ErrorKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `error`
[INFO] [stdout]   --> src/error.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     error: Box<dyn std::error::Error>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "6d57012e147a80992b86307e3500c17fb7975c8fd09733e35cbc91240afbdd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d57012e147a80992b86307e3500c17fb7975c8fd09733e35cbc91240afbdd9d", kill_on_drop: false }`
[INFO] [stdout] 6d57012e147a80992b86307e3500c17fb7975c8fd09733e35cbc91240afbdd9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0cd809425250cc5256a680898838a05df10ccf1b89e49bc2d7a5a865adc9cb87
[INFO] running `Command { std: "docker" "start" "-a" "0cd809425250cc5256a680898838a05df10ccf1b89e49bc2d7a5a865adc9cb87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stderr]   --> src/error.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     kind: ErrorKind,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `error`
[INFO] [stderr]   --> src/error.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     error: Box<dyn std::error::Error>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_b2b` (bin "rust_b2b" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_b2b-981d5d792045c96f)
[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" "0cd809425250cc5256a680898838a05df10ccf1b89e49bc2d7a5a865adc9cb87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd809425250cc5256a680898838a05df10ccf1b89e49bc2d7a5a865adc9cb87", kill_on_drop: false }`
[INFO] [stdout] 0cd809425250cc5256a680898838a05df10ccf1b89e49bc2d7a5a865adc9cb87