[INFO] fetching crate loop-rs 0.6.1...
[INFO] checking loop-rs-0.6.1 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate loop-rs 0.6.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate loop-rs 0.6.1 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loop-rs 0.6.1
[INFO] finished tweaking crates.io crate loop-rs 0.6.1
[INFO] tweaked toml for crates.io crate loop-rs 0.6.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9db4bddef6e911d58784c1446448bee1d8d6447cc80570133bf34876d3c2efe8
[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" "9db4bddef6e911d58784c1446448bee1d8d6447cc80570133bf34876d3c2efe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9db4bddef6e911d58784c1446448bee1d8d6447cc80570133bf34876d3c2efe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9db4bddef6e911d58784c1446448bee1d8d6447cc80570133bf34876d3c2efe8", kill_on_drop: false }`
[INFO] [stdout] 9db4bddef6e911d58784c1446448bee1d8d6447cc80570133bf34876d3c2efe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5716e93a8cffb8f154f52a7299d4fdc8c748913b6dd393a5cbcad16eb8f621d
[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" "f5716e93a8cffb8f154f52a7299d4fdc8c748913b6dd393a5cbcad16eb8f621d", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking subprocess v0.1.20
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking loop-rs v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/main.rs:238:48
[INFO] [stdout]     |
[INFO] [stdout] 238 |     #[structopt(long = "for", parse(from_str = "get_values"))]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 322 | fn get_values(input: &&str) -> Vec<String> {
[INFO] [stdout]     | ------------------------------------------ found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/main.rs:266:69
[INFO] [stdout]     |
[INFO] [stdout] 266 |     #[structopt(short = "r", long = "until-error", parse(from_str = "get_error_code"))]
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 314 | fn get_error_code(input: &&str) -> ErrorCode {
[INFO] [stdout]     | -------------------------------------------- found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/main.rs:238:48
[INFO] [stdout]     |
[INFO] [stdout] 238 |     #[structopt(long = "for", parse(from_str = "get_values"))]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 322 | fn get_values(input: &&str) -> Vec<String> {
[INFO] [stdout]     | ------------------------------------------ found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/main.rs:266:69
[INFO] [stdout]     |
[INFO] [stdout] 266 |     #[structopt(short = "r", long = "until-error", parse(from_str = "get_error_code"))]
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 314 | fn get_error_code(input: &&str) -> ErrorCode {
[INFO] [stdout]     | -------------------------------------------- found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[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 E0631`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `loop-rs`
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0631`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f5716e93a8cffb8f154f52a7299d4fdc8c748913b6dd393a5cbcad16eb8f621d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5716e93a8cffb8f154f52a7299d4fdc8c748913b6dd393a5cbcad16eb8f621d", kill_on_drop: false }`
[INFO] [stdout] f5716e93a8cffb8f154f52a7299d4fdc8c748913b6dd393a5cbcad16eb8f621d