[INFO] fetching crate any-box 0.0.1... [INFO] testing any-box-0.0.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate any-box 0.0.1 into /workspace/builds/worker-0-tc1/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-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate any-box 0.0.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serial_test_derive v0.6.0 [INFO] [stderr] Downloaded serial_test v0.6.0 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9ce049bda81f4107378016d56d890f48b79ff5fe98f44de3402b655727ef2a82 [INFO] running `Command { std: "docker" "start" "-a" "9ce049bda81f4107378016d56d890f48b79ff5fe98f44de3402b655727ef2a82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ce049bda81f4107378016d56d890f48b79ff5fe98f44de3402b655727ef2a82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ce049bda81f4107378016d56d890f48b79ff5fe98f44de3402b655727ef2a82", kill_on_drop: false }` [INFO] [stdout] 9ce049bda81f4107378016d56d890f48b79ff5fe98f44de3402b655727ef2a82 [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=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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e139e7c08c7abad0b16efbd85d23591c14186887e0eb09737941c1c8fd88a979 [INFO] running `Command { std: "docker" "start" "-a" "e139e7c08c7abad0b16efbd85d23591c14186887e0eb09737941c1c8fd88a979", 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 [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 [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" "e139e7c08c7abad0b16efbd85d23591c14186887e0eb09737941c1c8fd88a979", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e139e7c08c7abad0b16efbd85d23591c14186887e0eb09737941c1c8fd88a979", kill_on_drop: false }` [INFO] [stdout] e139e7c08c7abad0b16efbd85d23591c14186887e0eb09737941c1c8fd88a979