[INFO] fetching crate jargon-args 0.2.3...
[INFO] testing jargon-args-0.2.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate jargon-args 0.2.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate jargon-args 0.2.3 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jargon-args 0.2.3
[INFO] finished tweaking crates.io crate jargon-args 0.2.3
[INFO] tweaked toml for crates.io crate jargon-args 0.2.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate jargon-args 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b3df711c4bd4f4e21769dd637c5f4639ad3d98dfdf97495abc2e4bbfa8a3c1c
[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" "2b3df711c4bd4f4e21769dd637c5f4639ad3d98dfdf97495abc2e4bbfa8a3c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b3df711c4bd4f4e21769dd637c5f4639ad3d98dfdf97495abc2e4bbfa8a3c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3df711c4bd4f4e21769dd637c5f4639ad3d98dfdf97495abc2e4bbfa8a3c1c", kill_on_drop: false }`
[INFO] [stdout] 2b3df711c4bd4f4e21769dd637c5f4639ad3d98dfdf97495abc2e4bbfa8a3c1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83c907b63cc89f45fd495002688651e2845b7737991fbe9330a0c3d6554e6956
[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" "83c907b63cc89f45fd495002688651e2845b7737991fbe9330a0c3d6554e6956", kill_on_drop: false }`
[INFO] [stderr]    Compiling jargon-args v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "83c907b63cc89f45fd495002688651e2845b7737991fbe9330a0c3d6554e6956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c907b63cc89f45fd495002688651e2845b7737991fbe9330a0c3d6554e6956", kill_on_drop: false }`
[INFO] [stdout] 83c907b63cc89f45fd495002688651e2845b7737991fbe9330a0c3d6554e6956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b615ace4e1c814033d15054c0e19226148717a5a26df54f3fc7d21be7418296
[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" "5b615ace4e1c814033d15054c0e19226148717a5a26df54f3fc7d21be7418296", kill_on_drop: false }`
[INFO] [stderr]    Compiling jargon-args v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> examples/name.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         Some(n) => println!("Your name: {}", n),
[INFO] [stdout]   |              ^ cannot infer type
[INFO] [stdout]   |
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]   |
[INFO] [stdout] 7 |     match j.option_arg::<T, K>(name_key.clone()) {
[INFO] [stdout]   |                       ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jargon-args` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:477:18
[INFO] [stdout]     |
[INFO] [stdout] 477 |     assert_eq!(j.option_arg("-a"), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 477 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 477 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 477 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 477 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 477 |     assert_eq!(j.option_arg::<T, K>("-a"), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:487:18
[INFO] [stdout]     |
[INFO] [stdout] 487 |     assert_eq!(j.option_arg("-a"), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 487 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 487 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 487 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 487 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 487 |     assert_eq!(j.option_arg::<T, K>("-a"), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:498:18
[INFO] [stdout]     |
[INFO] [stdout] 498 |     assert_eq!(j.option_arg("-a"), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 498 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 498 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 498 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 498 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 498 |     assert_eq!(j.option_arg::<T, K>("-a"), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:522:18
[INFO] [stdout]     |
[INFO] [stdout] 522 |     assert_eq!(j.option_arg("--all"), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 522 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 522 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 522 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 522 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 522 |     assert_eq!(j.option_arg::<T, K>("--all"), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:532:18
[INFO] [stdout]     |
[INFO] [stdout] 532 |     assert_eq!(j.option_arg("--all"), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 532 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 532 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 532 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 532 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 532 |     assert_eq!(j.option_arg::<T, K>("--all"), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:543:18
[INFO] [stdout]     |
[INFO] [stdout] 543 |     assert_eq!(j.option_arg("--all"), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 543 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 543 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 543 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 543 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 543 |     assert_eq!(j.option_arg::<T, K>("--all"), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:567:18
[INFO] [stdout]     |
[INFO] [stdout] 567 |     assert_eq!(j.option_arg(["-a", "--all"]), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 567 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 567 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 567 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 567 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 567 |     assert_eq!(j.option_arg::<T, K>(["-a", "--all"]), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:577:18
[INFO] [stdout]     |
[INFO] [stdout] 577 |     assert_eq!(j.option_arg(["-a", "--all"]), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 577 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 577 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 577 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 577 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 577 |     assert_eq!(j.option_arg::<T, K>(["-a", "--all"]), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:588:18
[INFO] [stdout]     |
[INFO] [stdout] 588 |     assert_eq!(j.option_arg(["-a", "--all"]), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 588 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 588 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 588 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 588 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 588 |     assert_eq!(j.option_arg::<T, K>(["-a", "--all"]), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:612:18
[INFO] [stdout]     |
[INFO] [stdout] 612 |     assert_eq!(j.option_arg(["-a", "--all"]), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 612 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 612 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 612 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 612 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 612 |     assert_eq!(j.option_arg::<T, K>(["-a", "--all"]), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:622:18
[INFO] [stdout]     |
[INFO] [stdout] 622 |     assert_eq!(j.option_arg(["-a", "--all"]), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 622 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 622 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 622 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 622 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 622 |     assert_eq!(j.option_arg::<T, K>(["-a", "--all"]), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/tests.rs:633:18
[INFO] [stdout]     |
[INFO] [stdout] 633 |     assert_eq!(j.option_arg(["-a", "--all"]), None,)
[INFO] [stdout]     |                  ^^^^^^^^^^ cannot infer type for type parameter `T` declared on the associated function `option_arg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromStr`
[INFO] [stdout] help: use the fully qualified path for the potential candidates
[INFO] [stdout]     |
[INFO] [stdout] 633 |     assert_eq!(<IpAddr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 633 |     assert_eq!(<Ipv4Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 633 |     assert_eq!(<Ipv6Addr as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 633 |     assert_eq!(<NonZeroI128 as FromStr>::option_arg(j), None,)
[INFO] [stdout]     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout]       and 33 other candidates
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 633 |     assert_eq!(j.option_arg::<T, K>(["-a", "--all"]), None,)
[INFO] [stdout]     |                            ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5b615ace4e1c814033d15054c0e19226148717a5a26df54f3fc7d21be7418296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b615ace4e1c814033d15054c0e19226148717a5a26df54f3fc7d21be7418296", kill_on_drop: false }`
[INFO] [stdout] 5b615ace4e1c814033d15054c0e19226148717a5a26df54f3fc7d21be7418296