[INFO] cloning repository https://github.com/Tobba/coreio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tobba/coreio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobba%2Fcoreio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobba%2Fcoreio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39c4cdaf595e20c5723be2b24d922898e944ae3f
[INFO] checking Tobba/coreio against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobba%2Fcoreio" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tobba/coreio on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Tobba/coreio already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2e9b7a3354c12cafde30192489bd53d334a75a09f2edaf0a0f5476106e3143f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2e9b7a3354c12cafde30192489bd53d334a75a09f2edaf0a0f5476106e3143f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2e9b7a3354c12cafde30192489bd53d334a75a09f2edaf0a0f5476106e3143f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2e9b7a3354c12cafde30192489bd53d334a75a09f2edaf0a0f5476106e3143f", kill_on_drop: false }`
[INFO] [stdout] e2e9b7a3354c12cafde30192489bd53d334a75a09f2edaf0a0f5476106e3143f
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdd32328a711fc7e99e14189f751ac5915a0730f7f5b5ea5d0442100d6c8be08
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cdd32328a711fc7e99e14189f751ac5915a0730f7f5b5ea5d0442100d6c8be08", kill_on_drop: false }`
[INFO] [stderr]     Checking coreio v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `core::slice::bytes`
[INFO] [stdout]  --> lib.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::slice::bytes::copy_memory;
[INFO] [stdout]   |                  ^^^^^ could not find `bytes` in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(no_std)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_slice_ext, slice_bytes)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreio`.
[INFO] [stdout] error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
[INFO] [stdout]   --> lib.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn read_all<E=<Self as Read>::Err>(&mut self, buf: &mut [u8]) -> Result<(), E> where E: From<Self::Err> + From<EndOfFile> {
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(invalid_type_param_default)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
[INFO] [stdout]   --> lib.rs:46:15
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn write_all<E=<Self as Write>::Err>(&mut self, mut buf: &[u8]) -> Result<(), E> where E: From<Self::Err> + From<EndOfFile> {
[INFO] [stdout]    |                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
[INFO] [stdout]    --> lib.rs:136:14
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn read_all<E=<Self as Read>::Err>(&mut self, buf: &mut [u8]) -> Result<(), E> where E: From<R::Err> + From<EndOfFile> {
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
[INFO] [stdout]    --> lib.rs:148:15
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn write_all<E=<Self as Write>::Err>(&mut self, buf: &[u8]) -> Result<(), E> where E: From<W::Err> + From<EndOfFile> {
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::slice::bytes`
[INFO] [stdout]  --> lib.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::slice::bytes::copy_memory;
[INFO] [stdout]   |                  ^^^^^ could not find `bytes` in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(no_std)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_slice_ext, slice_bytes)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
[INFO] [stdout]   --> lib.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn read_all<E=<Self as Read>::Err>(&mut self, buf: &mut [u8]) -> Result<(), E> where E: From<Self::Err> + From<EndOfFile> {
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(invalid_type_param_default)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
[INFO] [stdout]   --> lib.rs:46:15
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn write_all<E=<Self as Write>::Err>(&mut self, mut buf: &[u8]) -> Result<(), E> where E: From<Self::Err> + From<EndOfFile> {
[INFO] [stdout]    |                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
[INFO] [stdout]    --> lib.rs:136:14
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn read_all<E=<Self as Read>::Err>(&mut self, buf: &mut [u8]) -> Result<(), E> where E: From<R::Err> + From<EndOfFile> {
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
[INFO] [stdout]    --> lib.rs:148:15
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn write_all<E=<Self as Write>::Err>(&mut self, buf: &[u8]) -> Result<(), E> where E: From<W::Err> + From<EndOfFile> {
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cdd32328a711fc7e99e14189f751ac5915a0730f7f5b5ea5d0442100d6c8be08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd32328a711fc7e99e14189f751ac5915a0730f7f5b5ea5d0442100d6c8be08", kill_on_drop: false }`
[INFO] [stdout] cdd32328a711fc7e99e14189f751ac5915a0730f7f5b5ea5d0442100d6c8be08
