[INFO] fetching crate unmem 0.2.6...
[INFO] testing unmem-0.2.6 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate unmem 0.2.6 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate unmem 0.2.6 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unmem 0.2.6
[INFO] finished tweaking crates.io crate unmem 0.2.6
[INFO] tweaked toml for crates.io crate unmem 0.2.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a90f0d755f684bf2b26cb4c30931badfe1b981b40c24aeb788cf1aaa106435ed
[INFO] running `Command { std: "docker" "start" "-a" "a90f0d755f684bf2b26cb4c30931badfe1b981b40c24aeb788cf1aaa106435ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a90f0d755f684bf2b26cb4c30931badfe1b981b40c24aeb788cf1aaa106435ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a90f0d755f684bf2b26cb4c30931badfe1b981b40c24aeb788cf1aaa106435ed", kill_on_drop: false }`
[INFO] [stdout] a90f0d755f684bf2b26cb4c30931badfe1b981b40c24aeb788cf1aaa106435ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3513d5728d879746508509df49b260bf81bfca394c8e7a96d5115e507271592
[INFO] running `Command { std: "docker" "start" "-a" "e3513d5728d879746508509df49b260bf81bfca394c8e7a96d5115e507271592", kill_on_drop: false }`
[INFO] [stderr]    Compiling unmem v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         box self.get()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 165 |         Box::new(self.get())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(box_syntax, decl_macro, const_mut_refs, const_ptr_read, core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `std` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 9 + use alloc::boxed::Box;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Box`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 1 | //! unmem crate contains some interesting functions. I tried to make them as safe as possible. However, remember that even not marked as unsafe they still can be dangerous.
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(box_syntax, decl_macro, const_mut_refs, const_ptr_read, core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:6:52
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(box_syntax, decl_macro, const_mut_refs, const_ptr_read, core_intrinsics)]
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:6:68
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(box_syntax, decl_macro, const_mut_refs, const_ptr_read, core_intrinsics)]
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unmem` (lib) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "e3513d5728d879746508509df49b260bf81bfca394c8e7a96d5115e507271592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3513d5728d879746508509df49b260bf81bfca394c8e7a96d5115e507271592", kill_on_drop: false }`
[INFO] [stdout] e3513d5728d879746508509df49b260bf81bfca394c8e7a96d5115e507271592
