[INFO] cloning repository https://github.com/m4dcoder/rust-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/m4dcoder/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4dcoder%2Frust-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4dcoder%2Frust-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6994d0db922a61021ea3628e8d650f5a1f9037f2 [INFO] checking m4dcoder/rust-examples against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4dcoder%2Frust-examples" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/m4dcoder/rust-examples 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 git repo https://github.com/m4dcoder/rust-examples [INFO] finished tweaking git repo https://github.com/m4dcoder/rust-examples [INFO] tweaked toml for git repo https://github.com/m4dcoder/rust-examples written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/m4dcoder/rust-examples already has a lockfile, it will not be regenerated [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 inventory-impl v0.1.7 [INFO] [stderr] Downloaded inventory v0.1.7 [INFO] [stderr] Downloaded inline-python v0.5.1 [INFO] [stderr] Downloaded inline-python-macros v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6a4522969fb01c80192770870322616ac9e8a55c778d6de8b622d2dc85a3d8ba [INFO] running `Command { std: "docker" "start" "-a" "6a4522969fb01c80192770870322616ac9e8a55c778d6de8b622d2dc85a3d8ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a4522969fb01c80192770870322616ac9e8a55c778d6de8b622d2dc85a3d8ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a4522969fb01c80192770870322616ac9e8a55c778d6de8b622d2dc85a3d8ba", kill_on_drop: false }` [INFO] [stdout] 6a4522969fb01c80192770870322616ac9e8a55c778d6de8b622d2dc85a3d8ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] febcab85bebfb982317d5dd9208cb952cd311bd903d4d1bb202aa6bfedec76ef [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" "febcab85bebfb982317d5dd9208cb952cd311bd903d4d1bb202aa6bfedec76ef", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Checking bytes v0.5.5 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling inventory v0.1.7 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unindent v0.1.6 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking encoding_rs v0.8.23 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking parking_lot_core v0.7.2 [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] [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] [stderr] Checking socket2 v0.3.12 [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[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] [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] [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: build failed [INFO] running `Command { std: "docker" "inspect" "febcab85bebfb982317d5dd9208cb952cd311bd903d4d1bb202aa6bfedec76ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "febcab85bebfb982317d5dd9208cb952cd311bd903d4d1bb202aa6bfedec76ef", kill_on_drop: false }` [INFO] [stdout] febcab85bebfb982317d5dd9208cb952cd311bd903d4d1bb202aa6bfedec76ef