[INFO] updating cached repository ula-lang/ula
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ula-lang/ula
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ula-lang/ula" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ula-lang/ula"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ula-lang/ula'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ula-lang/ula" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ula-lang/ula"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ula-lang/ula'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be229c6497cb10f721c6710b659d5d582e92356d
[INFO] sha for GitHub repo ula-lang/ula: be229c6497cb10f721c6710b659d5d582e92356d
[INFO] validating manifest of ula-lang/ula on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ula-lang/ula on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ula-lang/ula
[INFO] finished frobbing ula-lang/ula
[INFO] frobbed toml for ula-lang/ula written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ula-lang/ula/Cargo.toml
[INFO] started frobbing ula-lang/ula
[INFO] finished frobbing ula-lang/ula
[INFO] frobbed toml for ula-lang/ula written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ula-lang/ula/Cargo.toml
[INFO] crate ula-lang/ula already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ula-lang/ula against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ula-lang/ula:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0849dfb0cae3e2a51583c3bc6672a455ed13b0a5fa9021b469511fb5ef8d6a6e
[INFO] running `"docker" "start" "-a" "0849dfb0cae3e2a51583c3bc6672a455ed13b0a5fa9021b469511fb5ef8d6a6e"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling lalr v0.0.2
[INFO] [stderr]    Compiling redfa v0.0.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling plex v0.2.3
[INFO] [stderr]     Checking ula v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser/parser.rs:619:61
[INFO] [stderr]     |
[INFO] [stderr] 619 |     fn get_led_parselet(token: &Token) -> Result<Option<Box<Led>>, String> {
[INFO] [stderr]     |                                                             ^^^ help: use `dyn`: `dyn Led`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser/parser.rs:696:54
[INFO] [stderr]     |
[INFO] [stderr] 696 |     fn get_nud_parselet(token: &Token) -> Result<Box<Nud>, String> {
[INFO] [stderr]     |                                                      ^^^ help: use `dyn`: `dyn Nud`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser/parser.rs:619:61
[INFO] [stderr]     |
[INFO] [stderr] 619 |     fn get_led_parselet(token: &Token) -> Result<Option<Box<Led>>, String> {
[INFO] [stderr]     |                                                             ^^^ help: use `dyn`: `dyn Led`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser/parser.rs:696:54
[INFO] [stderr]     |
[INFO] [stderr] 696 |     fn get_nud_parselet(token: &Token) -> Result<Box<Nud>, String> {
[INFO] [stderr]     |                                                      ^^^ help: use `dyn`: `dyn Nud`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.74s
[INFO] running `"docker" "inspect" "0849dfb0cae3e2a51583c3bc6672a455ed13b0a5fa9021b469511fb5ef8d6a6e"`
[INFO] running `"docker" "rm" "-f" "0849dfb0cae3e2a51583c3bc6672a455ed13b0a5fa9021b469511fb5ef8d6a6e"`
[INFO] [stdout] 0849dfb0cae3e2a51583c3bc6672a455ed13b0a5fa9021b469511fb5ef8d6a6e