[INFO] updating cached repository https://github.com/sirkibsirkib/combinatory
[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] c5658fdf951267f7fd3cade653375b19c931e0dd
[INFO] testing sirkibsirkib/combinatory against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Fcombinatory" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sirkibsirkib/combinatory on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sirkibsirkib/combinatory
[INFO] finished tweaking git repo https://github.com/sirkibsirkib/combinatory
[INFO] tweaked toml for git repo https://github.com/sirkibsirkib/combinatory written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/sirkibsirkib/combinatory already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9595cb0384641e27ced2e3ca733eeeac2aa4de58f4eb41565056613f1dca6a71
[INFO] running `"docker" "start" "-a" "9595cb0384641e27ced2e3ca733eeeac2aa4de58f4eb41565056613f1dca6a71"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling nom v4.0.0
[INFO] [stderr]    Compiling combinatory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write`, `env`, `fmt`
[INFO] [stderr]   --> src/main.rs:16:2
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fmt,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 17 |     env,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |         Write,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RewriteKey::*`
[INFO] [stderr]    --> src/main.rs:210:7
[INFO] [stderr]     |
[INFO] [stderr] 210 |         use RewriteKey::*;
[INFO] [stderr]     |             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `lines` found for struct `std::io::StdinLock<'_>` in the current scope
[INFO] [stderr]     --> src/main.rs:457:37
[INFO] [stderr]      |
[INFO] [stderr] 457  |     let mut iterator = stdin.lock().lines();
[INFO] [stderr]      |                                     ^^^^^ method not found in `std::io::StdinLock<'_>`
[INFO] [stderr]      |
[INFO] [stderr]      = help: items from traits can only be used if the trait is in scope
[INFO] [stderr] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]      |
[INFO] [stderr] 7    | use std::io::BufRead;
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `combinatory`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9595cb0384641e27ced2e3ca733eeeac2aa4de58f4eb41565056613f1dca6a71"`
[INFO] running `"docker" "rm" "-f" "9595cb0384641e27ced2e3ca733eeeac2aa4de58f4eb41565056613f1dca6a71"`
[INFO] [stdout] 9595cb0384641e27ced2e3ca733eeeac2aa4de58f4eb41565056613f1dca6a71