[INFO] cloning repository https://github.com/ttencate/aoc2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ttencate/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttencate%2Faoc2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttencate%2Faoc2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1fa24608397f64a4f9a729b6dd23e7f0581c0124 [INFO] testing ttencate/aoc2020 against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttencate%2Faoc2020" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ttencate/aoc2020 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7/source/rust-toolchain [INFO] started tweaking git repo https://github.com/ttencate/aoc2020 [INFO] finished tweaking git repo https://github.com/ttencate/aoc2020 [INFO] tweaked toml for git repo https://github.com/ttencate/aoc2020 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/ttencate/aoc2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f0a24f58299627c844523f91195b78e7b376c5fb08b6b239b65dde1d69912e24 [INFO] running `Command { std: "docker" "start" "-a" "f0a24f58299627c844523f91195b78e7b376c5fb08b6b239b65dde1d69912e24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0a24f58299627c844523f91195b78e7b376c5fb08b6b239b65dde1d69912e24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0a24f58299627c844523f91195b78e7b376c5fb08b6b239b65dde1d69912e24", kill_on_drop: false }` [INFO] [stdout] f0a24f58299627c844523f91195b78e7b376c5fb08b6b239b65dde1d69912e24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad5a7af548b30748a99d40c5da9ed3f3110e7be861dc55b8598f03eebe271de2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ad5a7af548b30748a99d40c5da9ed3f3110e7be861dc55b8598f03eebe271de2", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling thin-slice v0.1.1 [INFO] [stderr] Compiling packed_simd_2 v0.3.4 [INFO] [stderr] Compiling multiset v0.0.5 [INFO] [stderr] Compiling dtoa-short v0.3.2 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling servo_arc v0.1.1 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/lib.rs:205:5 [INFO] [stdout] | [INFO] [stdout] 205 | const_fn, [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling publicsuffix v1.5.4 [INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:43:7 [INFO] [stdout] | [INFO] [stdout] 43 | #[rustc_args_required_const(2)] [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/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:37:7 [INFO] [stdout] | [INFO] [stdout] 37 | #[rustc_args_required_const(2)] [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/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:31:7 [INFO] [stdout] | [INFO] [stdout] 31 | #[rustc_args_required_const(2)] [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/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:25:7 [INFO] [stdout] | [INFO] [stdout] 25 | #[rustc_args_required_const(2)] [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/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:19:7 [INFO] [stdout] | [INFO] [stdout] 19 | #[rustc_args_required_const(2)] [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/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | #[rustc_args_required_const(2)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:43:7 [INFO] [stdout] | [INFO] [stdout] 43 | #[rustc_args_required_const(2)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:37:7 [INFO] [stdout] | [INFO] [stdout] 37 | #[rustc_args_required_const(2)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:31:7 [INFO] [stdout] | [INFO] [stdout] 31 | #[rustc_args_required_const(2)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:25:7 [INFO] [stdout] | [INFO] [stdout] 25 | #[rustc_args_required_const(2)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:19:7 [INFO] [stdout] | [INFO] [stdout] 19 | #[rustc_args_required_const(2)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | #[rustc_args_required_const(2)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/lib.rs:202:1 [INFO] [stdout] | [INFO] [stdout] 202 | / #![feature( [INFO] [stdout] 203 | | repr_simd, [INFO] [stdout] 204 | | rustc_attrs, [INFO] [stdout] 205 | | const_fn, [INFO] [stdout] ... | [INFO] [stdout] 215 | | llvm_asm [INFO] [stdout] 216 | | )] [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.1 [INFO] [stderr] Compiling selectors v0.22.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Compiling cssparser v0.27.2 [INFO] [stderr] Compiling html5ever v0.25.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling cssparser-macros v0.6.0 [INFO] [stderr] Compiling derive_more v0.99.11 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stdout] error: aborting due to 14 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `packed_simd_2` due to 15 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ad5a7af548b30748a99d40c5da9ed3f3110e7be861dc55b8598f03eebe271de2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad5a7af548b30748a99d40c5da9ed3f3110e7be861dc55b8598f03eebe271de2", kill_on_drop: false }` [INFO] [stdout] ad5a7af548b30748a99d40c5da9ed3f3110e7be861dc55b8598f03eebe271de2