[INFO] cloning repository https://github.com/archer884/isbn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/archer884/isbn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fisbn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fisbn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 838c9902adaeeb9d4c6c3f1ab745fede9caf074f
[INFO] testing archer884/isbn against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fisbn" "/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/archer884/isbn 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/archer884/isbn
[INFO] finished tweaking git repo https://github.com/archer884/isbn
[INFO] tweaked toml for git repo https://github.com/archer884/isbn written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/archer884/isbn 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] [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-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] 1256c9e89a2b6fff523e390dd033068ebdef88bc362412472166df9bcd6c9bb3
[INFO] running `Command { std: "docker" "start" "-a" "1256c9e89a2b6fff523e390dd033068ebdef88bc362412472166df9bcd6c9bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1256c9e89a2b6fff523e390dd033068ebdef88bc362412472166df9bcd6c9bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1256c9e89a2b6fff523e390dd033068ebdef88bc362412472166df9bcd6c9bb3", kill_on_drop: false }`
[INFO] [stdout] 1256c9e89a2b6fff523e390dd033068ebdef88bc362412472166df9bcd6c9bb3
[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] 12afc8ab4c506676ce382f28148ed8aa60f3e44f939cee9f9e7465a5ba6e2e46
[INFO] running `Command { std: "docker" "start" "-a" "12afc8ab4c506676ce382f28148ed8aa60f3e44f939cee9f9e7465a5ba6e2e46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling isbn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]  --> src/isbn.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     values: Vec<u32>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `raw`
[INFO] [stdout]   --> src/isbn.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     raw: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `error_type`
[INFO] [stdout]   --> src/isbn.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     error_type: IsbnParseErrorType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "12afc8ab4c506676ce382f28148ed8aa60f3e44f939cee9f9e7465a5ba6e2e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12afc8ab4c506676ce382f28148ed8aa60f3e44f939cee9f9e7465a5ba6e2e46", kill_on_drop: false }`
[INFO] [stdout] 12afc8ab4c506676ce382f28148ed8aa60f3e44f939cee9f9e7465a5ba6e2e46
[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] 618c124c7175229b229f747ab6023d183fae7d3ec51ef97e8caf817dba5f5800
[INFO] running `Command { std: "docker" "start" "-a" "618c124c7175229b229f747ab6023d183fae7d3ec51ef97e8caf817dba5f5800", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling isbn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]  --> src/isbn.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     values: Vec<u32>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `raw`
[INFO] [stdout]   --> src/isbn.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     raw: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `error_type`
[INFO] [stdout]   --> src/isbn.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     error_type: IsbnParseErrorType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "618c124c7175229b229f747ab6023d183fae7d3ec51ef97e8caf817dba5f5800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618c124c7175229b229f747ab6023d183fae7d3ec51ef97e8caf817dba5f5800", kill_on_drop: false }`
[INFO] [stdout] 618c124c7175229b229f747ab6023d183fae7d3ec51ef97e8caf817dba5f5800
[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] c8a2fb997fd182dcd0372f4baabeb08ca222a4d53594f2cec8a9dcfce3792ca4
[INFO] running `Command { std: "docker" "start" "-a" "c8a2fb997fd182dcd0372f4baabeb08ca222a4d53594f2cec8a9dcfce3792ca4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `values`
[INFO] [stderr]  --> src/isbn.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     values: Vec<u32>
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `raw`
[INFO] [stderr]   --> src/isbn.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     raw: String,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `error_type`
[INFO] [stderr]   --> src/isbn.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     error_type: IsbnParseErrorType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(iter_arith)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `isbn` (bin "isbn" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/isbn-3cb685f0722d0615)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test isbn::tests::isbn_13_good ... ok
[INFO] [stdout] test isbn::tests::isnb_10_good ... ok
[INFO] [stdout] test isbn::tests::isbn_10_bad - should panic ... ok
[INFO] [stdout] test isbn::tests::isbn_13_bad - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8a2fb997fd182dcd0372f4baabeb08ca222a4d53594f2cec8a9dcfce3792ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a2fb997fd182dcd0372f4baabeb08ca222a4d53594f2cec8a9dcfce3792ca4", kill_on_drop: false }`
[INFO] [stdout] c8a2fb997fd182dcd0372f4baabeb08ca222a4d53594f2cec8a9dcfce3792ca4