[INFO] fetching crate myelin-engine 0.14.1... [INFO] testing myelin-engine-0.14.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate myelin-engine 0.14.1 into /workspace/builds/worker-17/source [INFO] validating manifest of crates.io crate myelin-engine 0.14.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-17/source/rust-toolchain [INFO] started tweaking crates.io crate myelin-engine 0.14.1 [INFO] finished tweaking crates.io crate myelin-engine 0.14.1 [INFO] tweaked toml for crates.io crate myelin-engine 0.14.1 written to /workspace/builds/worker-17/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5996b07c934f6dd798eb439ec174de8e241a9e0870986c6272b0e125c9f13b3 [INFO] running `Command { std: "docker" "start" "-a" "b5996b07c934f6dd798eb439ec174de8e241a9e0870986c6272b0e125c9f13b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5996b07c934f6dd798eb439ec174de8e241a9e0870986c6272b0e125c9f13b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5996b07c934f6dd798eb439ec174de8e241a9e0870986c6272b0e125c9f13b3", kill_on_drop: false }` [INFO] [stdout] b5996b07c934f6dd798eb439ec174de8e241a9e0870986c6272b0e125c9f13b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 129f484c106d1b58c784296c482c1a5e782ee01178051bb74aa47e92ebbb10d1 [INFO] running `Command { std: "docker" "start" "-a" "129f484c106d1b58c784296c482c1a5e782ee01178051bb74aa47e92ebbb10d1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling downcast-rs v1.2.0 [INFO] [stderr] Compiling slotmap v0.3.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling nameof v1.2.2 [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] Compiling time v0.1.44 [INFO] [stderr] Compiling generational-arena v0.2.8 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling alga v0.9.3 [INFO] [stderr] Compiling nalgebra v0.18.1 [INFO] [stderr] Compiling ncollide2d v0.20.1 [INFO] [stderr] Compiling myelin-geometry v2.4.2 [INFO] [stderr] Compiling nphysics2d v0.12.3 [INFO] [stderr] Compiling myelin-engine v0.14.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(non_exhaustive)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.36s [INFO] running `Command { std: "docker" "inspect" "129f484c106d1b58c784296c482c1a5e782ee01178051bb74aa47e92ebbb10d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "129f484c106d1b58c784296c482c1a5e782ee01178051bb74aa47e92ebbb10d1", kill_on_drop: false }` [INFO] [stdout] 129f484c106d1b58c784296c482c1a5e782ee01178051bb74aa47e92ebbb10d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2007e401d27bb7e7ded225d69625f6757d190b2a4f405f71d61f01155169f469 [INFO] running `Command { std: "docker" "start" "-a" "2007e401d27bb7e7ded225d69625f6757d190b2a4f405f71d61f01155169f469", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling nearly_eq v0.2.4 [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(non_exhaustive)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling mockiato-codegen v0.9.5 [INFO] [stderr] Compiling mockiato v0.9.5 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockiato-0.9.5/src/lib.rs:110:48 [INFO] [stdout] | [INFO] [stdout] 110 | #![cfg_attr(rustc_is_nightly, feature(doc_cfg, external_doc, specialization))] [INFO] [stdout] | ^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: use #[doc = include_str!("filename")] instead, which handles macro invocations [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mockiato` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "2007e401d27bb7e7ded225d69625f6757d190b2a4f405f71d61f01155169f469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2007e401d27bb7e7ded225d69625f6757d190b2a4f405f71d61f01155169f469", kill_on_drop: false }` [INFO] [stdout] 2007e401d27bb7e7ded225d69625f6757d190b2a4f405f71d61f01155169f469