[INFO] fetching crate dyn_vec 0.1.0...
[INFO] testing dyn_vec-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate dyn_vec 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dyn_vec 0.1.0 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 dyn_vec 0.1.0
[INFO] finished tweaking crates.io crate dyn_vec 0.1.0
[INFO] tweaked toml for crates.io crate dyn_vec 0.1.0 written to /workspace/builds/worker-4-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] [stderr]     Updating crates.io index
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d354546b421fef0453cf59c6736280b6a5ce1ad2f13fc6c1e6a447e625d6874b
[INFO] running `Command { std: "docker" "start" "-a" "d354546b421fef0453cf59c6736280b6a5ce1ad2f13fc6c1e6a447e625d6874b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d354546b421fef0453cf59c6736280b6a5ce1ad2f13fc6c1e6a447e625d6874b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d354546b421fef0453cf59c6736280b6a5ce1ad2f13fc6c1e6a447e625d6874b", kill_on_drop: false }`
[INFO] [stdout] d354546b421fef0453cf59c6736280b6a5ce1ad2f13fc6c1e6a447e625d6874b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 77a8319c583100cb2a06e86f0886aaee7e51eb541252e468c391b62b2d5362ca
[INFO] running `Command { std: "docker" "start" "-a" "77a8319c583100cb2a06e86f0886aaee7e51eb541252e468c391b62b2d5362ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyn_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "77a8319c583100cb2a06e86f0886aaee7e51eb541252e468c391b62b2d5362ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a8319c583100cb2a06e86f0886aaee7e51eb541252e468c391b62b2d5362ca", kill_on_drop: false }`
[INFO] [stdout] 77a8319c583100cb2a06e86f0886aaee7e51eb541252e468c391b62b2d5362ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68bb0a5ac30e8a6ccc66544a0075aba0bd2ff7f90aee6e918765a9b22605b247
[INFO] running `Command { std: "docker" "start" "-a" "68bb0a5ac30e8a6ccc66544a0075aba0bd2ff7f90aee6e918765a9b22605b247", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dyn_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> src/lib.rs:139:27
[INFO] [stdout]     |
[INFO] [stdout] 139 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dyn_vec` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "68bb0a5ac30e8a6ccc66544a0075aba0bd2ff7f90aee6e918765a9b22605b247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68bb0a5ac30e8a6ccc66544a0075aba0bd2ff7f90aee6e918765a9b22605b247", kill_on_drop: false }`
[INFO] [stdout] 68bb0a5ac30e8a6ccc66544a0075aba0bd2ff7f90aee6e918765a9b22605b247
[INFO] testing dyn_vec-0.1.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate dyn_vec 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate dyn_vec 0.1.0 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 dyn_vec 0.1.0
[INFO] finished tweaking crates.io crate dyn_vec 0.1.0
[INFO] tweaked toml for crates.io crate dyn_vec 0.1.0 written to /workspace/builds/worker-4-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] [stderr]     Updating crates.io index
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 27854c6466a904e08f940fbf06e2b959c0626504ce022a59712c6645dcbaa034
[INFO] running `Command { std: "docker" "start" "-a" "27854c6466a904e08f940fbf06e2b959c0626504ce022a59712c6645dcbaa034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27854c6466a904e08f940fbf06e2b959c0626504ce022a59712c6645dcbaa034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27854c6466a904e08f940fbf06e2b959c0626504ce022a59712c6645dcbaa034", kill_on_drop: false }`
[INFO] [stdout] 27854c6466a904e08f940fbf06e2b959c0626504ce022a59712c6645dcbaa034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 41e0e63b81bbfcb2f38d67f56a5f8aa4ae44ad6a5d7cab5af258138b98ee8ba5
[INFO] running `Command { std: "docker" "start" "-a" "41e0e63b81bbfcb2f38d67f56a5f8aa4ae44ad6a5d7cab5af258138b98ee8ba5", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyn_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/lib.rs:636:20
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if new_ptr == next_ptr {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if std::ptr::addr_eq(new_ptr, next_ptr) {
[INFO] [stdout]     |                    ++++++++++++++++++       ~         +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if std::ptr::eq(new_ptr, next_ptr) {
[INFO] [stdout]     |                    +++++++++++++       ~         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "41e0e63b81bbfcb2f38d67f56a5f8aa4ae44ad6a5d7cab5af258138b98ee8ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e0e63b81bbfcb2f38d67f56a5f8aa4ae44ad6a5d7cab5af258138b98ee8ba5", kill_on_drop: false }`
[INFO] [stdout] 41e0e63b81bbfcb2f38d67f56a5f8aa4ae44ad6a5d7cab5af258138b98ee8ba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e01dd74f5a26c14f1d71a119bb7a43b9035b56ad82f2fe884fcba1db230088ff
[INFO] running `Command { std: "docker" "start" "-a" "e01dd74f5a26c14f1d71a119bb7a43b9035b56ad82f2fe884fcba1db230088ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/lib.rs:636:20
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if new_ptr == next_ptr {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if std::ptr::addr_eq(new_ptr, next_ptr) {
[INFO] [stdout]     |                    ++++++++++++++++++       ~         +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 if std::ptr::eq(new_ptr, next_ptr) {
[INFO] [stdout]     |                    +++++++++++++       ~         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dyn_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> src/lib.rs:139:27
[INFO] [stdout]     |
[INFO] [stdout] 139 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dyn_vec` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e01dd74f5a26c14f1d71a119bb7a43b9035b56ad82f2fe884fcba1db230088ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01dd74f5a26c14f1d71a119bb7a43b9035b56ad82f2fe884fcba1db230088ff", kill_on_drop: false }`
[INFO] [stdout] e01dd74f5a26c14f1d71a119bb7a43b9035b56ad82f2fe884fcba1db230088ff
