[INFO] cloning repository msuesskraut/bf-interp
[INFO] running `"git" "clone" "--bare" "git://github.com/msuesskraut/bf-interp.git" "work/cache/sources/gh/msuesskraut/bf-interp"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/msuesskraut/bf-interp'...
[INFO] running `"git" "clone" "work/cache/sources/gh/msuesskraut/bf-interp" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/msuesskraut/bf-interp"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/msuesskraut/bf-interp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/msuesskraut/bf-interp" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/msuesskraut/bf-interp"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/msuesskraut/bf-interp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fe4613281656d6bb7319dfb7d819fccb5bd64091
[INFO] sha for GitHub repo msuesskraut/bf-interp: fe4613281656d6bb7319dfb7d819fccb5bd64091
[INFO] validating manifest of msuesskraut/bf-interp 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 msuesskraut/bf-interp 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 msuesskraut/bf-interp
[INFO] finished frobbing msuesskraut/bf-interp
[INFO] frobbed toml for msuesskraut/bf-interp written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/msuesskraut/bf-interp/Cargo.toml
[INFO] started frobbing msuesskraut/bf-interp
[INFO] finished frobbing msuesskraut/bf-interp
[INFO] frobbed toml for msuesskraut/bf-interp written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/msuesskraut/bf-interp/Cargo.toml
[INFO] crate msuesskraut/bf-interp 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] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking msuesskraut/bf-interp against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/msuesskraut/bf-interp:/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] 442541c736032fde7b57bd95da5d06fe175cf26d1392143ea39ba69ba0f4e8af
[INFO] running `"docker" "start" "-a" "442541c736032fde7b57bd95da5d06fe175cf26d1392143ea39ba69ba0f4e8af"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking bf-interp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interp.rs:13:46
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stderr]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[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/interp.rs:13:65
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stderr]    |                                                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interp.rs:19:29
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn get_char(input: &mut Read) -> u8 {
[INFO] [stderr]    |                             ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interp.rs:13:46
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stderr]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[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/interp.rs:13:65
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stderr]    |                                                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interp.rs:19:29
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn get_char(input: &mut Read) -> u8 {
[INFO] [stderr]    |                             ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `"docker" "inspect" "442541c736032fde7b57bd95da5d06fe175cf26d1392143ea39ba69ba0f4e8af"`
[INFO] running `"docker" "rm" "-f" "442541c736032fde7b57bd95da5d06fe175cf26d1392143ea39ba69ba0f4e8af"`
[INFO] [stdout] 442541c736032fde7b57bd95da5d06fe175cf26d1392143ea39ba69ba0f4e8af