[INFO] updating cached repository https://github.com/echochamber/tinkering [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] 8e17f3360b516c74c1388059fa3c708a33ac4b6b [INFO] checking echochamber/tinkering against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechochamber%2Ftinkering" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/echochamber/tinkering on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69 [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/echochamber/tinkering [INFO] finished tweaking git repo https://github.com/echochamber/tinkering [INFO] tweaked toml for git repo https://github.com/echochamber/tinkering written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/echochamber/tinkering already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8f075d10e7e2fa4ffa93254043a51956441b7bf06e5c1bb8c7bacc8bbe0e973d [INFO] running `"docker" "start" "-a" "8f075d10e7e2fa4ffa93254043a51956441b7bf06e5c1bb8c7bacc8bbe0e973d"` [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking backtrace-sys v0.1.16 [INFO] [stderr] Checking clap v2.27.1 [INFO] [stderr] Checking backtrace v0.3.4 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking tokio-core v0.1.10 [INFO] [stderr] Checking echo-edit v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `Cursor` [INFO] [stderr] --> src/main.rs:12:28 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::{Write, Read, BufRead, Cursor, self}; [INFO] [stderr] | ^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `Cursor` [INFO] [stderr] --> src/main.rs:12:28 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::{Write, Read, BufRead, Cursor, self}; [INFO] [stderr] | ^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::char::from_u32` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::char::from_u32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::char::from_u32` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::char::from_u32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `chars` found for struct `std::io::Stdin` in the current scope [INFO] [stderr] --> src/main.rs:82:32 [INFO] [stderr] | [INFO] [stderr] 82 | for my_char in io::stdin().chars() { [INFO] [stderr] | ^^^^^ method not found in `std::io::Stdin` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] error[E0599]: no method named `chars` found for struct `std::io::Stdin` in the current scope [INFO] [stderr] --> src/main.rs:82:32 [INFO] [stderr] | [INFO] [stderr] 82 | for my_char in io::stdin().chars() { [INFO] [stderr] | ^^^^^ method not found in `std::io::Stdin` [INFO] [stderr] [INFO] [stderr] error: could not compile `echo-edit`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] error: could not compile `echo-edit`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "8f075d10e7e2fa4ffa93254043a51956441b7bf06e5c1bb8c7bacc8bbe0e973d"` [INFO] running `"docker" "rm" "-f" "8f075d10e7e2fa4ffa93254043a51956441b7bf06e5c1bb8c7bacc8bbe0e973d"` [INFO] [stdout] 8f075d10e7e2fa4ffa93254043a51956441b7bf06e5c1bb8c7bacc8bbe0e973d