[INFO] cloning repository jD91mZM2/numcoder
[INFO] running `"git" "clone" "--bare" "git://github.com/jD91mZM2/numcoder.git" "work/cache/sources/gh/jD91mZM2/numcoder"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jD91mZM2/numcoder'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jD91mZM2/numcoder" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/jD91mZM2/numcoder"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/jD91mZM2/numcoder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jD91mZM2/numcoder" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/jD91mZM2/numcoder"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/jD91mZM2/numcoder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 205e135c9a3f4f1f8a19df86b337ba0638fd67dc
[INFO] sha for GitHub repo jD91mZM2/numcoder: 205e135c9a3f4f1f8a19df86b337ba0638fd67dc
[INFO] validating manifest of jD91mZM2/numcoder on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jD91mZM2/numcoder on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jD91mZM2/numcoder
[INFO] finished frobbing jD91mZM2/numcoder
[INFO] frobbed toml for jD91mZM2/numcoder written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/jD91mZM2/numcoder/Cargo.toml
[INFO] started frobbing jD91mZM2/numcoder
[INFO] finished frobbing jD91mZM2/numcoder
[INFO] frobbed toml for jD91mZM2/numcoder written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/jD91mZM2/numcoder/Cargo.toml
[INFO] crate jD91mZM2/numcoder already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jD91mZM2/numcoder against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/jD91mZM2/numcoder:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1642a296a72873687c91de467142979f5caaf2edc573348f2c16a7f1b04854d8
[INFO] running `"docker" "start" "-a" "1642a296a72873687c91de467142979f5caaf2edc573348f2c16a7f1b04854d8"`
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking numcoder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:131:56
[INFO] [stderr]     |
[INFO] [stderr] 131 | fn parse_numbers(text: String) -> Result<Vec<u32>, Box<Error>> {
[INFO] [stderr]     |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[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/main.rs:131:56
[INFO] [stderr]     |
[INFO] [stderr] 131 | fn parse_numbers(text: String) -> Result<Vec<u32>, Box<Error>> {
[INFO] [stderr]     |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `"docker" "inspect" "1642a296a72873687c91de467142979f5caaf2edc573348f2c16a7f1b04854d8"`
[INFO] running `"docker" "rm" "-f" "1642a296a72873687c91de467142979f5caaf2edc573348f2c16a7f1b04854d8"`
[INFO] [stdout] 1642a296a72873687c91de467142979f5caaf2edc573348f2c16a7f1b04854d8