[INFO] fetching crate rent_vec 0.1.0...
[INFO] checking rent_vec-0.1.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate rent_vec 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rent_vec 0.1.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rent_vec 0.1.0
[INFO] finished tweaking crates.io crate rent_vec 0.1.0
[INFO] tweaked toml for crates.io crate rent_vec 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bab3b85d266b03d8259e0942d99c72a94d335308a304458fca403936b9193f7
[INFO] running `Command { std: "docker" "start" "-a" "0bab3b85d266b03d8259e0942d99c72a94d335308a304458fca403936b9193f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bab3b85d266b03d8259e0942d99c72a94d335308a304458fca403936b9193f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bab3b85d266b03d8259e0942d99c72a94d335308a304458fca403936b9193f7", kill_on_drop: false }`
[INFO] [stdout] 0bab3b85d266b03d8259e0942d99c72a94d335308a304458fca403936b9193f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e283d446b3ab47d002dbabd71d880caa7143d515e644c44ce9898b5c3a97b7c7
[INFO] running `Command { std: "docker" "start" "-a" "e283d446b3ab47d002dbabd71d880caa7143d515e644c44ce9898b5c3a97b7c7", kill_on_drop: false }`
[INFO] [stderr]     Checking rent_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/lib.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         let item = item as *const Entry<T> as *mut Entry<T>;
[INFO] [stdout]     |                                    ---------------------------------------- casting happend here
[INFO] [stdout] 115 |                         *item = Entry::Empty
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stdout]     = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/lib.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         let item = item as *const Entry<T> as *mut Entry<T>;
[INFO] [stdout]     |                                    ---------------------------------------- casting happend here
[INFO] [stdout] 115 |                         *item = Entry::Empty
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stdout]     = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rent_vec` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rent_vec` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e283d446b3ab47d002dbabd71d880caa7143d515e644c44ce9898b5c3a97b7c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e283d446b3ab47d002dbabd71d880caa7143d515e644c44ce9898b5c3a97b7c7", kill_on_drop: false }`
[INFO] [stdout] e283d446b3ab47d002dbabd71d880caa7143d515e644c44ce9898b5c3a97b7c7
[INFO] checking rent_vec-0.1.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate rent_vec 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate rent_vec 0.1.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rent_vec 0.1.0
[INFO] finished tweaking crates.io crate rent_vec 0.1.0
[INFO] tweaked toml for crates.io crate rent_vec 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4ec142656d40aed7919c191e9854077d232e58c43b1c6ba80dabc37a2c8ad00
[INFO] running `Command { std: "docker" "start" "-a" "b4ec142656d40aed7919c191e9854077d232e58c43b1c6ba80dabc37a2c8ad00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4ec142656d40aed7919c191e9854077d232e58c43b1c6ba80dabc37a2c8ad00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ec142656d40aed7919c191e9854077d232e58c43b1c6ba80dabc37a2c8ad00", kill_on_drop: false }`
[INFO] [stdout] b4ec142656d40aed7919c191e9854077d232e58c43b1c6ba80dabc37a2c8ad00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 5941944bf37c18bcb40c64f055f43c12a7e3da97be344a27ebe07b79dc453980
[INFO] running `Command { std: "docker" "start" "-a" "5941944bf37c18bcb40c64f055f43c12a7e3da97be344a27ebe07b79dc453980", kill_on_drop: false }`
[INFO] [stderr]     Checking rent_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/lib.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         let item = item as *const Entry<T> as *mut Entry<T>;
[INFO] [stdout]     |                                    ---------------------------------------- casting happend here
[INFO] [stdout] 115 |                         *item = Entry::Empty
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stdout]     = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/lib.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         let item = item as *const Entry<T> as *mut Entry<T>;
[INFO] [stdout]     |                                    ---------------------------------------- casting happend here
[INFO] [stdout] 115 |                         *item = Entry::Empty
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stdout]     = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rent_vec` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rent_vec` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5941944bf37c18bcb40c64f055f43c12a7e3da97be344a27ebe07b79dc453980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5941944bf37c18bcb40c64f055f43c12a7e3da97be344a27ebe07b79dc453980", kill_on_drop: false }`
[INFO] [stdout] 5941944bf37c18bcb40c64f055f43c12a7e3da97be344a27ebe07b79dc453980
