[INFO] updating cached repository https://github.com/foresterre/stdin_minimal_case [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6c06947e9ecc21147fbe302a9406e1eac3250ad3 [INFO] checking foresterre/stdin_minimal_case against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fstdin_minimal_case" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/foresterre/stdin_minimal_case on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/foresterre/stdin_minimal_case [INFO] finished tweaking git repo https://github.com/foresterre/stdin_minimal_case [INFO] tweaked toml for git repo https://github.com/foresterre/stdin_minimal_case written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/foresterre/stdin_minimal_case already has a lockfile, it will not be regenerated [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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 63d098cc9647258356d49e1dfc8fba4c178624c7e2a8e86f9b364e2b69112af1 [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" "63d098cc9647258356d49e1dfc8fba4c178624c7e2a8e86f9b364e2b69112af1"` [INFO] [stderr] Checking safe-transmute v0.10.1 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking tokio-stdin v0.1.1 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking png v0.14.0 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking image v0.21.0 [INFO] [stderr] Checking stdin v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/bin/asynced.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bin/asynced.rs:6:34 [INFO] [stderr] | [INFO] [stderr] 6 | fn something() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Stream` is imported redundantly [INFO] [stderr] --> src/bin/asynced.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ------ the item `Stream` is already imported here [INFO] [stderr] ... [INFO] [stderr] 7 | use futures::Stream; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Future` [INFO] [stderr] --> src/bin/asynced.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Sink` [INFO] [stderr] --> src/bin/asynced.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stream` [INFO] [stderr] --> src/bin/asynced.rs:3:29 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/asynced.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let s = tokio_stdin::spawn_stdin_stream_unbounded().wait(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/bin/asynced.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input: Vec = Vec::new(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/asynced.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input: Vec = 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: unused import: `std::io::Read` [INFO] [stderr] --> src/bin/asynced.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bin/asynced.rs:6:34 [INFO] [stderr] | [INFO] [stderr] 6 | fn something() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Stream` is imported redundantly [INFO] [stderr] --> src/bin/asynced.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ------ the item `Stream` is already imported here [INFO] [stderr] ... [INFO] [stderr] 7 | use futures::Stream; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Future` [INFO] [stderr] --> src/bin/asynced.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Sink` [INFO] [stderr] --> src/bin/asynced.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stream` [INFO] [stderr] --> src/bin/asynced.rs:3:29 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/asynced.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let s = tokio_stdin::spawn_stdin_stream_unbounded().wait(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/bin/asynced.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input: Vec = Vec::new(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/asynced.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input: Vec = 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 24.12s [INFO] running `"docker" "inspect" "63d098cc9647258356d49e1dfc8fba4c178624c7e2a8e86f9b364e2b69112af1"` [INFO] running `"docker" "rm" "-f" "63d098cc9647258356d49e1dfc8fba4c178624c7e2a8e86f9b364e2b69112af1"` [INFO] [stdout] 63d098cc9647258356d49e1dfc8fba4c178624c7e2a8e86f9b364e2b69112af1