[INFO] updating cached repository https://github.com/Tobba/coreio [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] 39c4cdaf595e20c5723be2b24d922898e944ae3f [INFO] testing Tobba/coreio against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobba%2Fcoreio" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Tobba/coreio on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Tobba/coreio [INFO] finished tweaking git repo https://github.com/Tobba/coreio [INFO] tweaked toml for git repo https://github.com/Tobba/coreio written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/Tobba/coreio already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.44.0" "build" "--frozen"` [INFO] [stdout] 48ec818287e2f5a13f992b4eb7f324b3ba7da211d7ae40a5298f5be1476eb8cc [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" "48ec818287e2f5a13f992b4eb7f324b3ba7da211d7ae40a5298f5be1476eb8cc"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling coreio v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0432]: unresolved import `core::slice::bytes` [INFO] [stderr] --> lib.rs:6:18 [INFO] [stderr] | [INFO] [stderr] 6 | use core::slice::bytes::copy_memory; [INFO] [stderr] | ^^^^^ could not find `bytes` in `slice` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(no_std)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(core_slice_ext, slice_bytes)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions. [INFO] [stderr] --> lib.rs:29:14 [INFO] [stderr] | [INFO] [stderr] 29 | fn read_all::Err>(&mut self, buf: &mut [u8]) -> Result<(), E> where E: From + From { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(invalid_type_param_default)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #36887 [INFO] [stderr] [INFO] [stderr] warning: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions. [INFO] [stderr] --> lib.rs:46:15 [INFO] [stderr] | [INFO] [stderr] 46 | fn write_all::Err>(&mut self, mut buf: &[u8]) -> Result<(), E> where E: From + From { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #36887 [INFO] [stderr] [INFO] [stderr] warning: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions. [INFO] [stderr] --> lib.rs:136:14 [INFO] [stderr] | [INFO] [stderr] 136 | fn read_all::Err>(&mut self, buf: &mut [u8]) -> Result<(), E> where E: From + From { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #36887 [INFO] [stderr] [INFO] [stderr] warning: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions. [INFO] [stderr] --> lib.rs:148:15 [INFO] [stderr] | [INFO] [stderr] 148 | fn write_all::Err>(&mut self, buf: &[u8]) -> Result<(), E> where E: From + From { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #36887 [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors; 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0432, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0432`. [INFO] [stderr] error: could not compile `coreio`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "48ec818287e2f5a13f992b4eb7f324b3ba7da211d7ae40a5298f5be1476eb8cc"` [INFO] running `"docker" "rm" "-f" "48ec818287e2f5a13f992b4eb7f324b3ba7da211d7ae40a5298f5be1476eb8cc"` [INFO] [stdout] 48ec818287e2f5a13f992b4eb7f324b3ba7da211d7ae40a5298f5be1476eb8cc