[INFO] fetching crate text_io 0.1.7...
[INFO] checking text_io-0.1.7 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate text_io 0.1.7 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate text_io 0.1.7 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate text_io 0.1.7
[INFO] finished tweaking crates.io crate text_io 0.1.7
[INFO] tweaked toml for crates.io crate text_io 0.1.7 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2c69a3232dfe4231da06a46f190a919b5ed730a5f4447ad2ce167d5dccd0ccbf
[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" "2c69a3232dfe4231da06a46f190a919b5ed730a5f4447ad2ce167d5dccd0ccbf"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking text_io v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:90:44
[INFO] [stderr]    |
[INFO] [stderr] 90 | pub fn match_next(expected: u8, iter: &mut Iterator<Item = u8>) -> Result<(), Error> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8>`
[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/lib.rs:98:74
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn parse_capture<T>(name: &'static str, next: Option<u8>, iter: &mut Iterator<Item = u8>)
[INFO] [stderr]    |                                                                          ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:90:44
[INFO] [stderr]    |
[INFO] [stderr] 90 | pub fn match_next(expected: u8, iter: &mut Iterator<Item = u8>) -> Result<(), Error> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8>`
[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/lib.rs:98:74
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn parse_capture<T>(name: &'static str, next: Option<u8>, iter: &mut Iterator<Item = u8>)
[INFO] [stderr]    |                                                                          ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = u8>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> examples/test_try_read.rs:6:45
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn parse_box_error() -> Result<i32, 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]  --> examples/test_try_scan.rs:6:57
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn parse_box_error() -> Result<(i32, i32, i32), 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 1.26s
[INFO] running `"docker" "inspect" "2c69a3232dfe4231da06a46f190a919b5ed730a5f4447ad2ce167d5dccd0ccbf"`
[INFO] running `"docker" "rm" "-f" "2c69a3232dfe4231da06a46f190a919b5ed730a5f4447ad2ce167d5dccd0ccbf"`
[INFO] [stdout] 2c69a3232dfe4231da06a46f190a919b5ed730a5f4447ad2ce167d5dccd0ccbf