[INFO] fetching crate clishe 0.2.4...
[INFO] checking clishe-0.2.4 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate clishe 0.2.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate clishe 0.2.4 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clishe 0.2.4
[INFO] finished tweaking crates.io crate clishe 0.2.4
[INFO] tweaked toml for crates.io crate clishe 0.2.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate clishe 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v5.0.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded paste-impl v0.1.15
[INFO] [stderr]   Downloaded syn v1.0.29
[INFO] [stderr]   Downloaded paste v0.1.15
[INFO] [stderr]   Downloaded shellwords v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f17d1359e622e32f59e129984c1483eb3a7690c759660c9e1c82bf8a2f23384e
[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" "f17d1359e622e32f59e129984c1483eb3a7690c759660c9e1c82bf8a2f23384e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f17d1359e622e32f59e129984c1483eb3a7690c759660c9e1c82bf8a2f23384e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f17d1359e622e32f59e129984c1483eb3a7690c759660c9e1c82bf8a2f23384e", kill_on_drop: false }`
[INFO] [stdout] f17d1359e622e32f59e129984c1483eb3a7690c759660c9e1c82bf8a2f23384e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--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] 575385fafa6c3384f889adf31f466f785f486f0bd0ec2edcb9b49c3b60674e4c
[INFO] running `Command { std: "docker" "start" "-a" "575385fafa6c3384f889adf31f466f785f486f0bd0ec2edcb9b49c3b60674e4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking shellwords v1.0.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking rustyline v5.0.6
[INFO] [stderr]    Compiling paste-impl v0.1.15
[INFO] [stderr]     Checking paste v0.1.15
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking clishe v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/complete.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Option<String>: FromStr` is not satisfied
[INFO] [stdout]    --> examples/complete.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             name: Option<String>,
[INFO] [stdout]     |             ^^^^ the trait `FromStr` is not implemented for `Option<String>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required by `std::str::FromStr::from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Option<String>: FromStr` is not satisfied
[INFO] [stdout]    --> examples/complete.rs:97:5
[INFO] [stdout]     |
[INFO] [stdout] 97  | /     commands! {
[INFO] [stdout] 98  | |         Carrots(self, _ctx: &mut crate::Context) -> Result<crate::Returned> {
[INFO] [stdout] 99  | |             Ok(crate::Returned)
[INFO] [stdout] 100 | |         } struct {
[INFO] [stdout] ...   |
[INFO] [stdout] 116 | |         },
[INFO] [stdout] 117 | |     }
[INFO] [stdout]     | |_____^ the trait `FromStr` is not implemented for `Option<String>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required by `std::str::FromStr::from_str`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `clishe`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "575385fafa6c3384f889adf31f466f785f486f0bd0ec2edcb9b49c3b60674e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575385fafa6c3384f889adf31f466f785f486f0bd0ec2edcb9b49c3b60674e4c", kill_on_drop: false }`
[INFO] [stdout] 575385fafa6c3384f889adf31f466f785f486f0bd0ec2edcb9b49c3b60674e4c