[INFO] fetching crate rustc-ap-syntax 645.0.0... [INFO] checking rustc-ap-syntax-645.0.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate rustc-ap-syntax 645.0.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate rustc-ap-syntax 645.0.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rustc-ap-syntax 645.0.0 [INFO] finished tweaking crates.io crate rustc-ap-syntax 645.0.0 [INFO] tweaked toml for crates.io crate rustc-ap-syntax 645.0.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustc-ap-graphviz v645.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_index v645.0.0 [INFO] [stderr] Downloaded rustc-ap-arena v645.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_macros v645.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v645.0.0 [INFO] [stderr] Downloaded rustc-ap-serialize v645.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_span v645.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v645.0.0 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81def84f30ef6d68663400cd83bb91f7b228de3dce03e1ca979e16e28c79e50d [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" "81def84f30ef6d68663400cd83bb91f7b228de3dce03e1ca979e16e28c79e50d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81def84f30ef6d68663400cd83bb91f7b228de3dce03e1ca979e16e28c79e50d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81def84f30ef6d68663400cd83bb91f7b228de3dce03e1ca979e16e28c79e50d", kill_on_drop: false }` [INFO] [stdout] 81def84f30ef6d68663400cd83bb91f7b228de3dce03e1ca979e16e28c79e50d [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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7df17ec9ad82450a7b96040757d4c4da668af5987be5b277b96bd8aa8b91cc30 [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" "7df17ec9ad82450a7b96040757d4c4da668af5987be5b277b96bd8aa8b91cc30", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Checking rustc-ap-graphviz v645.0.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling rustc-ap-syntax v645.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking rustc-ap-rustc_lexer v645.0.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking jobserver v0.1.22 [INFO] [stderr] Checking ena v0.13.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.3.4/src/mutex.rs:106:6 [INFO] [stdout] | [INFO] [stdout] 106 | impl Mutex { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #57563 for more information [INFO] [stdout] = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.3.4/src/remutex.rs:162:6 [INFO] [stdout] | [INFO] [stdout] 162 | impl ReentrantMutex { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #57563 for more information [INFO] [stdout] = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.3.4/src/remutex.rs:162:19 [INFO] [stdout] | [INFO] [stdout] 162 | impl ReentrantMutex { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #57563 for more information [INFO] [stdout] = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.3.4/src/rwlock.rs:271:6 [INFO] [stdout] | [INFO] [stdout] 271 | impl RwLock { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #57563 for more information [INFO] [stdout] = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lock_api` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "7df17ec9ad82450a7b96040757d4c4da668af5987be5b277b96bd8aa8b91cc30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7df17ec9ad82450a7b96040757d4c4da668af5987be5b277b96bd8aa8b91cc30", kill_on_drop: false }` [INFO] [stdout] 7df17ec9ad82450a7b96040757d4c4da668af5987be5b277b96bd8aa8b91cc30