[INFO] fetching crate unmem 0.2.6...
[INFO] testing unmem-0.2.6 against 1.75.0 for beta-1.76-1
[INFO] extracting crate unmem 0.2.6 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate unmem 0.2.6 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66bb4c43d629b3470e7f12c797fd56c237d9e3fcf25b275c6f2b87202e59553f
[INFO] running `Command { std: "docker" "start" "-a" "66bb4c43d629b3470e7f12c797fd56c237d9e3fcf25b275c6f2b87202e59553f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66bb4c43d629b3470e7f12c797fd56c237d9e3fcf25b275c6f2b87202e59553f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66bb4c43d629b3470e7f12c797fd56c237d9e3fcf25b275c6f2b87202e59553f", kill_on_drop: false }`
[INFO] [stdout] 66bb4c43d629b3470e7f12c797fd56c237d9e3fcf25b275c6f2b87202e59553f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74285beae3f7e5cb4631ae3fba19a494cf42bbbefbca82202b43ca42e174f324
[INFO] running `Command { std: "docker" "start" "-a" "74285beae3f7e5cb4631ae3fba19a494cf42bbbefbca82202b43ca42e174f324", 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] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable 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 stable 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 stable 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] warning: the feature `const_ptr_read` has been stable since 1.71.0 and no longer requires an attribute to enable
[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]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[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; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "74285beae3f7e5cb4631ae3fba19a494cf42bbbefbca82202b43ca42e174f324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74285beae3f7e5cb4631ae3fba19a494cf42bbbefbca82202b43ca42e174f324", kill_on_drop: false }`
[INFO] [stdout] 74285beae3f7e5cb4631ae3fba19a494cf42bbbefbca82202b43ca42e174f324
[INFO] testing unmem-0.2.6 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate unmem 0.2.6 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate unmem 0.2.6 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91486608a6fd9243702e4640911b9cf5e1d83b5e74d562258bef0b4a38d03767
[INFO] running `Command { std: "docker" "start" "-a" "91486608a6fd9243702e4640911b9cf5e1d83b5e74d562258bef0b4a38d03767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91486608a6fd9243702e4640911b9cf5e1d83b5e74d562258bef0b4a38d03767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91486608a6fd9243702e4640911b9cf5e1d83b5e74d562258bef0b4a38d03767", kill_on_drop: false }`
[INFO] [stdout] 91486608a6fd9243702e4640911b9cf5e1d83b5e74d562258bef0b4a38d03767
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcbf7fb8265ce6722fa7f1b926ba0d3a57cfe3025d9d6dcfa2a45519526c6623
[INFO] running `Command { std: "docker" "start" "-a" "bcbf7fb8265ce6722fa7f1b926ba0d3a57cfe3025d9d6dcfa2a45519526c6623", 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] 
[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] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[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]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[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] warning: the feature `const_ptr_read` has been stable since 1.71.0 and no longer requires an attribute to enable
[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]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 2 warnings emitted
[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; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bcbf7fb8265ce6722fa7f1b926ba0d3a57cfe3025d9d6dcfa2a45519526c6623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcbf7fb8265ce6722fa7f1b926ba0d3a57cfe3025d9d6dcfa2a45519526c6623", kill_on_drop: false }`
[INFO] [stdout] bcbf7fb8265ce6722fa7f1b926ba0d3a57cfe3025d9d6dcfa2a45519526c6623
