[INFO] fetching crate i-o 0.4.7... [INFO] checking i-o-0.4.7 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] extracting crate i-o 0.4.7 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate i-o 0.4.7 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 51 packages [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quickcheck v0.7.2 (latest: v1.0.3) [INFO] [stderr] Adding quickcheck_macros v0.7.0 (latest: v1.0.0) [INFO] [stderr] Adding rand v0.5.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.2.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding siphasher v0.2.3 (latest: v1.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck_macros v0.7.0 [INFO] [stderr] Downloaded quickcheck v0.7.2 [INFO] [stderr] Downloaded env_logger v0.5.13 [INFO] [stderr] Downloaded loca v0.7.4 [INFO] [stderr] Downloaded abort v0.1.3 [INFO] [stderr] Downloaded rel v0.2.0 [INFO] [stderr] Downloaded hash-table v0.2.5 [INFO] [stderr] Downloaded heap v0.1.0 [INFO] [stderr] Downloaded containers v0.9.13 [INFO] [stderr] Downloaded rand_core v0.2.2 [INFO] [stderr] Downloaded ptr v0.2.3 [INFO] [stderr] Downloaded default_allocator v0.3.0 [INFO] [stderr] Downloaded fallible v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31ddacbf801c09210fa11253a6403dcbea2d832629835c0680684e5cbb048b6c [INFO] running `Command { std: "docker" "start" "-a" "31ddacbf801c09210fa11253a6403dcbea2d832629835c0680684e5cbb048b6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31ddacbf801c09210fa11253a6403dcbea2d832629835c0680684e5cbb048b6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31ddacbf801c09210fa11253a6403dcbea2d832629835c0680684e5cbb048b6c", kill_on_drop: false }` [INFO] [stdout] 31ddacbf801c09210fa11253a6403dcbea2d832629835c0680684e5cbb048b6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48095c23c7eb9465db3900fdf84953903d41202638ff7b3a7c1f8269055e4025 [INFO] running `Command { std: "docker" "start" "-a" "48095c23c7eb9465db3900fdf84953903d41202638ff7b3a7c1f8269055e4025", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling ptr v0.2.3 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling hash-table v0.2.5 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Checking siphasher v0.2.3 [INFO] [stderr] Compiling containers v0.9.13 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling i-o v0.4.7 (/opt/rustwide/workdir) [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking heap v0.1.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Checking fallible v0.1.3 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Checking abort v0.1.3 [INFO] [stderr] Checking rel v0.2.0 [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] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking loca v0.7.4 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking 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-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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] [stderr] Checking env_logger v0.5.13 [INFO] [stdout] error: cannot find attribute `rustc_allocator_nounwind` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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] [stdout] error: aborting due to 12 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `default_allocator` (lib) due to 13 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "48095c23c7eb9465db3900fdf84953903d41202638ff7b3a7c1f8269055e4025", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48095c23c7eb9465db3900fdf84953903d41202638ff7b3a7c1f8269055e4025", kill_on_drop: false }` [INFO] [stdout] 48095c23c7eb9465db3900fdf84953903d41202638ff7b3a7c1f8269055e4025