[INFO] fetching crate clishe 0.2.4...
[INFO] checking clishe-0.2.4 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate clishe 0.2.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate clishe 0.2.4 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellwords v1.0.0
[INFO] [stderr]   Downloaded paste-impl v0.1.15
[INFO] [stderr]   Downloaded paste v0.1.15
[INFO] [stderr]   Downloaded rustyline v5.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 278cb0d3c0ece5912b5aaf9a39ee63e8dd51524d9124e11ffc613b1d0097111e
[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" "278cb0d3c0ece5912b5aaf9a39ee63e8dd51524d9124e11ffc613b1d0097111e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "278cb0d3c0ece5912b5aaf9a39ee63e8dd51524d9124e11ffc613b1d0097111e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278cb0d3c0ece5912b5aaf9a39ee63e8dd51524d9124e11ffc613b1d0097111e", kill_on_drop: false }`
[INFO] [stdout] 278cb0d3c0ece5912b5aaf9a39ee63e8dd51524d9124e11ffc613b1d0097111e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75ed35be181a114762b562200de6ebc7fac0ef716fbb4001dd2e9b8b91c0b7ba
[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" "75ed35be181a114762b562200de6ebc7fac0ef716fbb4001dd2e9b8b91c0b7ba", 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 bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking dirs v2.0.2
[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 regex v1.3.9
[INFO] [stderr]     Checking shellwords v1.0.0
[INFO] [stderr]     Checking rustyline v5.0.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[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 the macro `commands` (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` due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "75ed35be181a114762b562200de6ebc7fac0ef716fbb4001dd2e9b8b91c0b7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ed35be181a114762b562200de6ebc7fac0ef716fbb4001dd2e9b8b91c0b7ba", kill_on_drop: false }`
[INFO] [stdout] 75ed35be181a114762b562200de6ebc7fac0ef716fbb4001dd2e9b8b91c0b7ba