[INFO] cloning repository https://github.com/adriankumpf/abacom-relay-board
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adriankumpf/abacom-relay-board" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadriankumpf%2Fabacom-relay-board", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadriankumpf%2Fabacom-relay-board'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13a53c0bcfff240521f1d9ab0d49e6d7f7025cb1
[INFO] testing adriankumpf/abacom-relay-board against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadriankumpf%2Fabacom-relay-board" "/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/adriankumpf/abacom-relay-board on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adriankumpf/abacom-relay-board
[INFO] finished tweaking git repo https://github.com/adriankumpf/abacom-relay-board
[INFO] tweaked toml for git repo https://github.com/adriankumpf/abacom-relay-board written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/adriankumpf/abacom-relay-board already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusb v0.8.0
[INFO] [stderr]   Downloaded libusb1-sys v0.5.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27496b44e134c0c19d241c73f38bff04b5e31a743b765c81c075d2ce06c02d69
[INFO] running `Command { std: "docker" "start" "-a" "27496b44e134c0c19d241c73f38bff04b5e31a743b765c81c075d2ce06c02d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27496b44e134c0c19d241c73f38bff04b5e31a743b765c81c075d2ce06c02d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27496b44e134c0c19d241c73f38bff04b5e31a743b765c81c075d2ce06c02d69", kill_on_drop: false }`
[INFO] [stdout] 27496b44e134c0c19d241c73f38bff04b5e31a743b765c81c075d2ce06c02d69
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3174243ff749ccbc56b0f2c25ca6d70eae13aed5959449f2d423f601dd2c855
[INFO] running `Command { std: "docker" "start" "-a" "e3174243ff749ccbc56b0f2c25ca6d70eae13aed5959449f2d423f601dd2c855", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling rusb v0.8.0
[INFO] [stderr]    Compiling libusb1-sys v0.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling arb v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.89s
[INFO] running `Command { std: "docker" "inspect" "e3174243ff749ccbc56b0f2c25ca6d70eae13aed5959449f2d423f601dd2c855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3174243ff749ccbc56b0f2c25ca6d70eae13aed5959449f2d423f601dd2c855", kill_on_drop: false }`
[INFO] [stdout] e3174243ff749ccbc56b0f2c25ca6d70eae13aed5959449f2d423f601dd2c855
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc6dc5e36e0daadb92d132cebcbf362b15054e43137a7c7a1e9ba2b32b878698
[INFO] running `Command { std: "docker" "start" "-a" "fc6dc5e36e0daadb92d132cebcbf362b15054e43137a7c7a1e9ba2b32b878698", kill_on_drop: false }`
[INFO] [stderr]    Compiling arb v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "fc6dc5e36e0daadb92d132cebcbf362b15054e43137a7c7a1e9ba2b32b878698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc6dc5e36e0daadb92d132cebcbf362b15054e43137a7c7a1e9ba2b32b878698", kill_on_drop: false }`
[INFO] [stdout] fc6dc5e36e0daadb92d132cebcbf362b15054e43137a7c7a1e9ba2b32b878698
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 481d2b8dd4df0e4478cedeefc76b41bb05dab798053d1e3425e4ce0c5e203e57
[INFO] running `Command { std: "docker" "start" "-a" "481d2b8dd4df0e4478cedeefc76b41bb05dab798053d1e3425e4ce0c5e203e57", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arb-5c7f5dffbc11a63c)
[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] [stderr]    Doc-tests arb
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - reset (line 209) ... FAILED
[INFO] [stdout] test src/lib.rs - set_status (line 188) ... FAILED
[INFO] [stdout] test src/lib.rs - get_status (line 153) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - reset (line 209) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:210:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_209_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | arb::reset(None)?;
[INFO] [stdout]   | |                 ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | } _doctest_main_src_lib_rs_209_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, arb::Error>>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - set_status (line 188) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:190:32
[INFO] [stdout]   |
[INFO] [stdout] 4 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_188_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 5 | | arb::set_status(55, true, None)?;
[INFO] [stdout]   | |                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 6 | | } _doctest_main_src_lib_rs_188_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, arb::Error>>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - reset (line 209)
[INFO] [stdout]     src/lib.rs - set_status (line 188)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "481d2b8dd4df0e4478cedeefc76b41bb05dab798053d1e3425e4ce0c5e203e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "481d2b8dd4df0e4478cedeefc76b41bb05dab798053d1e3425e4ce0c5e203e57", kill_on_drop: false }`
[INFO] [stdout] 481d2b8dd4df0e4478cedeefc76b41bb05dab798053d1e3425e4ce0c5e203e57