[INFO] fetching crate otter-daemon 0.7.3...
[INFO] testing otter-daemon-0.7.3 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate otter-daemon 0.7.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate otter-daemon 0.7.3 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate otter-daemon 0.7.3
[INFO] finished tweaking crates.io crate otter-daemon 0.7.3
[INFO] tweaked toml for crates.io crate otter-daemon 0.7.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate otter-daemon 0.7.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rocket_codegen v0.4.10
[INFO] [stderr]   Downloaded unic-ucd-segment v0.7.0
[INFO] [stderr]   Downloaded unic-segment v0.7.0
[INFO] [stderr]   Downloaded unic-ucd-version v0.7.0
[INFO] [stderr]   Downloaded universal-hash v0.4.1
[INFO] [stderr]   Downloaded unic-char-property v0.7.0
[INFO] [stderr]   Downloaded unic-char-range v0.7.0
[INFO] [stderr]   Downloaded unic-common v0.7.0
[INFO] [stderr]   Downloaded tera v0.11.20
[INFO] [stderr]   Downloaded cookie v0.11.4
[INFO] [stderr]   Downloaded rocket_http v0.4.10
[INFO] [stderr]   Downloaded state v0.4.2
[INFO] [stderr]   Downloaded rocket v0.4.10
[INFO] [stderr]   Downloaded rocket_cors v0.5.2
[INFO] [stderr]   Downloaded unicase_serde v0.1.0
[INFO] [stderr]   Downloaded rocket_contrib v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bf2fad0735f74d94d8af73347d2c6892f89e74675d345fdfb939f188ed4404d
[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" "4bf2fad0735f74d94d8af73347d2c6892f89e74675d345fdfb939f188ed4404d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bf2fad0735f74d94d8af73347d2c6892f89e74675d345fdfb939f188ed4404d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf2fad0735f74d94d8af73347d2c6892f89e74675d345fdfb939f188ed4404d", kill_on_drop: false }`
[INFO] [stdout] 4bf2fad0735f74d94d8af73347d2c6892f89e74675d345fdfb939f188ed4404d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", 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] 87907b7416264cdecb6cd46f34293609696ca5b08edd6099ee1efe63672602c1
[INFO] running `Command { std: "docker" "start" "-a" "87907b7416264cdecb6cd46f34293609696ca5b08edd6099ee1efe63672602c1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling enum-map v1.1.1
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[INFO] [stderr]    Compiling flexi_logger v0.18.0
[INFO] [stderr]    Compiling otter-base v0.7.3
[INFO] [stderr]    Compiling cast_trait_object_macros v0.1.3
[INFO] [stderr]    Compiling cast_trait_object v0.1.3
[INFO] [stderr]    Compiling otter v0.7.3
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/otter-0.7.3/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(min_type_alias_impl_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of full type_alias_impl_trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rocket_contrib v0.4.10
[INFO] [stderr]    Compiling rocket_cors v0.5.2
[INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/otter-0.7.3/src/bundles.rs:419:19
[INFO] [stdout]     |
[INFO] [stdout] 419 |   type IntoIter = impl Iterator<Item=Self::Item>;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/otter-0.7.3/src/utils.rs:302:17
[INFO] [stdout]     |
[INFO] [stdout] 302 |   type Return = impl Iterator<Item=U>;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/otter-0.7.3/src/utils.rs:311:20
[INFO] [stdout]     |
[INFO] [stdout] 311 |   type TryReturn = impl Iterator<Item=Result<U,E>>;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(type_alias_impl_trait)]` 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] Some errors have detailed explanations: E0557, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `otter` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "87907b7416264cdecb6cd46f34293609696ca5b08edd6099ee1efe63672602c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87907b7416264cdecb6cd46f34293609696ca5b08edd6099ee1efe63672602c1", kill_on_drop: false }`
[INFO] [stdout] 87907b7416264cdecb6cd46f34293609696ca5b08edd6099ee1efe63672602c1