[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 master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobba%2Fcoreio" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tobba/coreio on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6813fab39a3098e1d95ea2e9493ce658d6d73e09f91b4ea5cfdafed484b74af
[INFO] running `Command { std: "docker" "start" "-a" "c6813fab39a3098e1d95ea2e9493ce658d6d73e09f91b4ea5cfdafed484b74af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6813fab39a3098e1d95ea2e9493ce658d6d73e09f91b4ea5cfdafed484b74af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6813fab39a3098e1d95ea2e9493ce658d6d73e09f91b4ea5cfdafed484b74af", kill_on_drop: false }`
[INFO] [stdout] c6813fab39a3098e1d95ea2e9493ce658d6d73e09f91b4ea5cfdafed484b74af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a32117640c8f5e7af10612b9db2191e46a92b3488df1e831f06e31870c04efed
[INFO] running `Command { std: "docker" "start" "-a" "a32117640c8f5e7af10612b9db2191e46a92b3488df1e831f06e31870c04efed", 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[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] warning: the feature `no_std` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(no_std)]
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `no_std` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(no_std)]
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `core_slice_ext`
[INFO] [stdout]  --> lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_slice_ext, slice_bytes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `slice_bytes`
[INFO] [stdout]  --> lib.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_slice_ext, slice_bytes)]
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `core_slice_ext`
[INFO] [stdout]  --> lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_slice_ext, slice_bytes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `slice_bytes`
[INFO] [stdout]  --> lib.rs:3:28
[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]    = 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]    = note: `#[deny(invalid_type_param_default)]` on by default
[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: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]    = 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]    = note: `#[deny(invalid_type_param_default)]` on by default
[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: 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; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreio` (lib) due to 8 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 7 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreio` (lib test) due to 8 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a32117640c8f5e7af10612b9db2191e46a92b3488df1e831f06e31870c04efed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32117640c8f5e7af10612b9db2191e46a92b3488df1e831f06e31870c04efed", kill_on_drop: false }`
[INFO] [stdout] a32117640c8f5e7af10612b9db2191e46a92b3488df1e831f06e31870c04efed
