[INFO] fetching crate any-box 0.0.1...
[INFO] testing any-box-0.0.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate any-box 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate any-box 0.0.1
[INFO] finished tweaking crates.io crate any-box 0.0.1
[INFO] tweaked toml for crates.io crate any-box 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate any-box 0.0.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding serial_test v0.6.0 (available: v3.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e36afbd51228c0a7adbc860e6acbf4fe831b37f4f685209a71699df3af588f58
[INFO] running `Command { std: "docker" "start" "-a" "e36afbd51228c0a7adbc860e6acbf4fe831b37f4f685209a71699df3af588f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e36afbd51228c0a7adbc860e6acbf4fe831b37f4f685209a71699df3af588f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36afbd51228c0a7adbc860e6acbf4fe831b37f4f685209a71699df3af588f58", kill_on_drop: false }`
[INFO] [stdout] e36afbd51228c0a7adbc860e6acbf4fe831b37f4f685209a71699df3af588f58
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44419ceb78462c3d2307c44ae1781399da4a7524b2dfd8513ba0f06c28e33953
[INFO] running `Command { std: "docker" "start" "-a" "44419ceb78462c3d2307c44ae1781399da4a7524b2dfd8513ba0f06c28e33953", kill_on_drop: false }`
[INFO] [stderr]    Compiling any-box v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:108:19
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub struct NoSend(*const u8); // Makes !Send
[INFO] [stdout]     |            ------ ^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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:260:17
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 let storage_ptr = mem::transmute(&(*this_ptr).storage[0]);
[INFO] [stdout]     |                                   --------------------------------------- casting happened here
[INFO] [stdout] ...
[INFO] [stdout] 260 |                 std::ptr::write(storage_ptr, item);
[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: `#[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:265:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 let storage_ptr = mem::transmute(&(*this_ptr).storage[0]);
[INFO] [stdout]     |                                   --------------------------------------- casting happened here
[INFO] [stdout] 265 |                 std::ptr::write(storage_ptr, item);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `any-box` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "44419ceb78462c3d2307c44ae1781399da4a7524b2dfd8513ba0f06c28e33953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44419ceb78462c3d2307c44ae1781399da4a7524b2dfd8513ba0f06c28e33953", kill_on_drop: false }`
[INFO] [stdout] 44419ceb78462c3d2307c44ae1781399da4a7524b2dfd8513ba0f06c28e33953
