[INFO] crate argot 0.2.2 is already in cache
[INFO] checking argot-0.2.2 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325
[INFO] extracting crate argot 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate argot 0.2.2 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate argot 0.2.2
[INFO] finished tweaking crates.io crate argot 0.2.2
[INFO] tweaked toml for crates.io crate argot 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] da766de74f50b0849613a898491e39241c7dcca08ed8295cff3694df98f98e23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "da766de74f50b0849613a898491e39241c7dcca08ed8295cff3694df98f98e23"`
[INFO] [stderr]     Checking simple-error v0.1.12
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking indicatif v0.10.2
[INFO] [stderr]     Checking human-panic v1.0.1
[INFO] [stderr]     Checking argot v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/rendering.rs:22:78
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Err(why) => panic!("Couldn't create {}: {}", path.display(), why.description()),
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/rendering.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 why.description()
[INFO] [stderr]    |                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/rendering.rs:22:78
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Err(why) => panic!("Couldn't create {}: {}", path.display(), why.description()),
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/rendering.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 why.description()
[INFO] [stderr]    |                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:157:29
[INFO] [stderr]     |
[INFO] [stderr] 157 |                         let mut inner_content = Vec::new();
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:157:29
[INFO] [stderr]     |
[INFO] [stderr] 157 |                         let mut inner_content = Vec::new();
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `"docker" "inspect" "da766de74f50b0849613a898491e39241c7dcca08ed8295cff3694df98f98e23"`
[INFO] running `"docker" "rm" "-f" "da766de74f50b0849613a898491e39241c7dcca08ed8295cff3694df98f98e23"`
[INFO] [stdout] da766de74f50b0849613a898491e39241c7dcca08ed8295cff3694df98f98e23