[INFO] fetching crate i-o 0.4.7... [INFO] testing i-o-0.4.7 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate i-o 0.4.7 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate i-o 0.4.7 [INFO] finished tweaking crates.io crate i-o 0.4.7 [INFO] tweaked toml for crates.io crate i-o 0.4.7 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate i-o 0.4.7 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 52 packages to latest compatible versions [INFO] [stderr] Adding quickcheck v0.7.2 (available: v1.0.3) [INFO] [stderr] Adding quickcheck_macros v0.7.0 (available: v1.1.0) [INFO] [stderr] Adding rand v0.6.5 (available: v0.9.2) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.7.2 [INFO] [stderr] Downloaded hash-table v0.2.5 [INFO] [stderr] Downloaded ptr v0.2.3 [INFO] [stderr] Downloaded abort v0.1.3 [INFO] [stderr] Downloaded quickcheck_macros v0.7.0 [INFO] [stderr] Downloaded default_allocator v0.3.0 [INFO] [stderr] Downloaded fallible v0.1.3 [INFO] [stderr] Downloaded heap v0.1.0 [INFO] [stderr] Downloaded rel v0.2.0 [INFO] [stderr] Downloaded containers v0.9.13 [INFO] [stderr] Downloaded loca v0.7.4 [INFO] [stderr] Downloaded rand_core v0.2.2 [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] 5170c5000863fccacde393b5c8cf7cbf067e0d2e5e548a159c39800f94ab81c3 [INFO] running `Command { std: "docker" "start" "-a" "5170c5000863fccacde393b5c8cf7cbf067e0d2e5e548a159c39800f94ab81c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5170c5000863fccacde393b5c8cf7cbf067e0d2e5e548a159c39800f94ab81c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5170c5000863fccacde393b5c8cf7cbf067e0d2e5e548a159c39800f94ab81c3", kill_on_drop: false }` [INFO] [stdout] 5170c5000863fccacde393b5c8cf7cbf067e0d2e5e548a159c39800f94ab81c3 [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] 393359758e98d440e42cb0009ff043afae31704b39b17fbccf0f690df89312c4 [INFO] running `Command { std: "docker" "start" "-a" "393359758e98d440e42cb0009ff043afae31704b39b17fbccf0f690df89312c4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling ptr v0.2.3 [INFO] [stderr] Compiling hash-table v0.2.5 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling containers v0.9.13 [INFO] [stderr] Compiling rel v0.2.0 [INFO] [stderr] Compiling i-o v0.4.7 (/opt/rustwide/workdir) [INFO] [stderr] Compiling heap v0.1.0 [INFO] [stderr] Compiling abort v0.1.3 [INFO] [stderr] Compiling fallible v0.1.3 [INFO] [stderr] warning: i-o@0.4.7: Cannot set `RUSTC_BOOTSTRAP=1` from build script of `i-o v0.4.7 (/opt/rustwide/workdir)`. [INFO] [stderr] note: Crates cannot set `RUSTC_BOOTSTRAP` themselves, as doing so would subvert the stability guarantees of Rust for your project. [INFO] [stderr] Compiling loca v0.7.4 [INFO] [stderr] Compiling default_allocator v0.3.0 [INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:24:46 [INFO] [stdout] | [INFO] [stdout] 24 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:26:46 [INFO] [stdout] | [INFO] [stdout] 26 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:31:46 [INFO] [stdout] | [INFO] [stdout] 31 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:33:46 [INFO] [stdout] | [INFO] [stdout] 33 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:38:46 [INFO] [stdout] | [INFO] [stdout] 38 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_allocator_nounwind` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `rustc_allocator_zeroed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_allocator_nounwind` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:24:46 [INFO] [stdout] | [INFO] [stdout] 24 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `rustc_allocator_zeroed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_allocator_nounwind` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:26:46 [INFO] [stdout] | [INFO] [stdout] 26 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `rustc_allocator_zeroed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_allocator_nounwind` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:31:46 [INFO] [stdout] | [INFO] [stdout] 31 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `rustc_allocator_zeroed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_allocator_nounwind` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:33:46 [INFO] [stdout] | [INFO] [stdout] 33 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `rustc_allocator_zeroed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_allocator_nounwind` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/default_allocator-0.3.0/src/lib.rs:38:46 [INFO] [stdout] | [INFO] [stdout] 38 | #[cfg_attr(not(feature = "stable-rust"), rustc_allocator_nounwind)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `rustc_allocator_zeroed` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `default_allocator` (lib) due to 12 previous errors [INFO] running `Command { std: "docker" "inspect" "393359758e98d440e42cb0009ff043afae31704b39b17fbccf0f690df89312c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "393359758e98d440e42cb0009ff043afae31704b39b17fbccf0f690df89312c4", kill_on_drop: false }` [INFO] [stdout] 393359758e98d440e42cb0009ff043afae31704b39b17fbccf0f690df89312c4