[INFO] fetching crate sx1509 0.2.0...
[INFO] testing sx1509-0.2.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate sx1509 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sx1509 0.2.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sx1509 0.2.0
[INFO] finished tweaking crates.io crate sx1509 0.2.0
[INFO] tweaked toml for crates.io crate sx1509 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] accd53da8ba5ab9790a2326bb872063fd7362963e0a4bc6b838c52e5ca9dc176
[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" "accd53da8ba5ab9790a2326bb872063fd7362963e0a4bc6b838c52e5ca9dc176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "accd53da8ba5ab9790a2326bb872063fd7362963e0a4bc6b838c52e5ca9dc176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "accd53da8ba5ab9790a2326bb872063fd7362963e0a4bc6b838c52e5ca9dc176", kill_on_drop: false }`
[INFO] [stdout] accd53da8ba5ab9790a2326bb872063fd7362963e0a4bc6b838c52e5ca9dc176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dcae7d80174dd8a8ae78d5a9d5975dbfae0987f83be027b40f5c03aa97bc3fc3
[INFO] running `Command { std: "docker" "start" "-a" "dcae7d80174dd8a8ae78d5a9d5975dbfae0987f83be027b40f5c03aa97bc3fc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sx1509 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "dcae7d80174dd8a8ae78d5a9d5975dbfae0987f83be027b40f5c03aa97bc3fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcae7d80174dd8a8ae78d5a9d5975dbfae0987f83be027b40f5c03aa97bc3fc3", kill_on_drop: false }`
[INFO] [stdout] dcae7d80174dd8a8ae78d5a9d5975dbfae0987f83be027b40f5c03aa97bc3fc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a8ac4a59e024236e0d6c373965b4c5b47ddae899086312109b665668e91639c
[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" "8a8ac4a59e024236e0d6c373965b4c5b47ddae899086312109b665668e91639c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sx1509 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "8a8ac4a59e024236e0d6c373965b4c5b47ddae899086312109b665668e91639c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8ac4a59e024236e0d6c373965b4c5b47ddae899086312109b665668e91639c", kill_on_drop: false }`
[INFO] [stdout] 8a8ac4a59e024236e0d6c373965b4c5b47ddae899086312109b665668e91639c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0cb6468b3189404ab61c6e724560de05fe3cd864d72e3ee6e38a4d255f0b1aa
[INFO] running `Command { std: "docker" "start" "-a" "e0cb6468b3189404ab61c6e724560de05fe3cd864d72e3ee6e38a4d255f0b1aa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sx1509-00e9b4613a0480d4
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sx1509
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 36) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 43) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 74) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 58) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 36) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `metro_m0`
[INFO] [stdout]  --> src/lib.rs:36:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate metro_m0 as hal;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 43) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hal`
[INFO] [stdout]  --> src/lib.rs:44:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut i2c = hal::I2CMaster3::new(
[INFO] [stdout]   |               ^^^ use of undeclared crate or module `hal`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Sercom3Pad0`
[INFO] [stdout]   --> src/lib.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Sercom3Pad0::Pa22(pins.pa22.into_function_c(&mut pins.port)),
[INFO] [stdout]    |     ^^^^^^^^^^^ use of undeclared type `Sercom3Pad0`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Sercom3Pad1`
[INFO] [stdout]   --> src/lib.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Sercom3Pad1::Pa23(pins.pa23.into_function_c(&mut pins.port)),
[INFO] [stdout]    |     ^^^^^^^^^^^ use of undeclared type `Sercom3Pad1`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `clocks` in this scope
[INFO] [stdout]  --> src/lib.rs:45:6
[INFO] [stdout]   |
[INFO] [stdout] 4 |     &clocks,
[INFO] [stdout]   |      ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `peripherals` in this scope
[INFO] [stdout]  --> src/lib.rs:47:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     peripherals.SERCOM3,
[INFO] [stdout]   |     ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `peripherals` in this scope
[INFO] [stdout]  --> src/lib.rs:48:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     &mut peripherals.PM,
[INFO] [stdout]   |          ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `peripherals` in this scope
[INFO] [stdout]  --> src/lib.rs:49:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     &mut peripherals.GCLK,
[INFO] [stdout]   |          ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `pins` in this scope
[INFO] [stdout]   --> src/lib.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Sercom3Pad0::Pa22(pins.pa22.into_function_c(&mut pins.port)),
[INFO] [stdout]    |                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `pins` in this scope
[INFO] [stdout]   --> src/lib.rs:51:54
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Sercom3Pad0::Pa22(pins.pa22.into_function_c(&mut pins.port)),
[INFO] [stdout]    |                                                      ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `pins` in this scope
[INFO] [stdout]   --> src/lib.rs:52:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Sercom3Pad1::Pa23(pins.pa23.into_function_c(&mut pins.port)),
[INFO] [stdout]    |                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `pins` in this scope
[INFO] [stdout]   --> src/lib.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Sercom3Pad1::Pa23(pins.pa23.into_function_c(&mut pins.port)),
[INFO] [stdout]    |                                                      ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `khz` found for type `{integer}` in the current scope
[INFO] [stdout]  --> src/lib.rs:46:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     400.khz(),
[INFO] [stdout]   |         ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 74) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `expander` in this scope
[INFO] [stdout]  --> src/lib.rs:75:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut owned = expander.take(i2c);
[INFO] [stdout]   |                 ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `i2c` in this scope
[INFO] [stdout]  --> src/lib.rs:75:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut owned = expander.take(i2c);
[INFO] [stdout]   |                               ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `Try`)
[INFO] [stdout]   --> src/lib.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 2  | / fn main() {
[INFO] [stdout] 3  | | let mut owned = expander.take(i2c);
[INFO] [stdout] 4  | |
[INFO] [stdout] 5  | | // Now you can borrow and perform the IO when you are ready:
[INFO] [stdout] 6  | | let pins = owned.borrow().get_bank_a_data()?;
[INFO] [stdout]    | |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | | let (expander, i2c) = owned.release();
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Try` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 58) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `i2c` in this scope
[INFO] [stdout]  --> src/lib.rs:59:45
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut expander = sx1509::Sx1509::new(&mut i2c, sx1509::DEFAULT_ADDRESS);
[INFO] [stdout]   |                                             ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `i2c` in this scope
[INFO] [stdout]  --> src/lib.rs:60:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | expander.borrow(&mut i2c).software_reset()?;
[INFO] [stdout]   |                      ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `i2c` in this scope
[INFO] [stdout]  --> src/lib.rs:61:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | expander.borrow(&mut i2c).set_bank_a_direction(0)?;
[INFO] [stdout]   |                      ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `i2c` in this scope
[INFO] [stdout]  --> src/lib.rs:63:33
[INFO] [stdout]   |
[INFO] [stdout] 8 | let pins = expander.borrow(&mut i2c).get_bank_a_data()?;
[INFO] [stdout]   |                                 ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `Try`)
[INFO] [stdout]  --> src/lib.rs:60:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / fn main() {
[INFO] [stdout] 4 | | let mut expander = sx1509::Sx1509::new(&mut i2c, sx1509::DEFAULT_ADDRESS);
[INFO] [stdout] 5 | | expander.borrow(&mut i2c).software_reset()?;
[INFO] [stdout]   | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   | | |
[INFO] [stdout]   | | cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 6 | | expander.borrow(&mut i2c).set_bank_a_direction(0)?;
[INFO] [stdout] 7 | | // read the pins from bank a
[INFO] [stdout] 8 | | let pins = expander.borrow(&mut i2c).get_bank_a_data()?;
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `Try`)
[INFO] [stdout]  --> src/lib.rs:61:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / fn main() {
[INFO] [stdout] 4 | | let mut expander = sx1509::Sx1509::new(&mut i2c, sx1509::DEFAULT_ADDRESS);
[INFO] [stdout] 5 | | expander.borrow(&mut i2c).software_reset()?;
[INFO] [stdout] 6 | | expander.borrow(&mut i2c).set_bank_a_direction(0)?;
[INFO] [stdout]   | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   | | |
[INFO] [stdout]   | | cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 7 | | // read the pins from bank a
[INFO] [stdout] 8 | | let pins = expander.borrow(&mut i2c).get_bank_a_data()?;
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `Try`)
[INFO] [stdout]  --> src/lib.rs:63:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | / fn main() {
[INFO] [stdout] 4 | | let mut expander = sx1509::Sx1509::new(&mut i2c, sx1509::DEFAULT_ADDRESS);
[INFO] [stdout] 5 | | expander.borrow(&mut i2c).software_reset()?;
[INFO] [stdout] 6 | | expander.borrow(&mut i2c).set_bank_a_direction(0)?;
[INFO] [stdout] 7 | | // read the pins from bank a
[INFO] [stdout] 8 | | let pins = expander.borrow(&mut i2c).get_bank_a_data()?;
[INFO] [stdout]   | |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 36)
[INFO] [stdout]     src/lib.rs - (line 43)
[INFO] [stdout]     src/lib.rs - (line 58)
[INFO] [stdout]     src/lib.rs - (line 74)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "e0cb6468b3189404ab61c6e724560de05fe3cd864d72e3ee6e38a4d255f0b1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0cb6468b3189404ab61c6e724560de05fe3cd864d72e3ee6e38a4d255f0b1aa", kill_on_drop: false }`
[INFO] [stdout] e0cb6468b3189404ab61c6e724560de05fe3cd864d72e3ee6e38a4d255f0b1aa
