[INFO] cloning repository https://github.com/thiolliere/fefe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thiolliere/fefe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiolliere%2Ffefe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiolliere%2Ffefe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d09c5acc6f0ddd5a8b0d172f87af7f91f66b6428
[INFO] checking thiolliere/fefe against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiolliere%2Ffefe" "/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/thiolliere/fefe on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thiolliere/fefe
[INFO] finished tweaking git repo https://github.com/thiolliere/fefe
[INFO] tweaked toml for git repo https://github.com/thiolliere/fefe written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/thiolliere/fefe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded discard v1.0.3
[INFO] [stderr]   Downloaded serde_derive v1.0.71
[INFO] [stderr]   Downloaded lyon_tessellation v0.11.0
[INFO] [stderr]   Downloaded enum-iterator v0.2.0
[INFO] [stderr]   Downloaded serde v1.0.71
[INFO] [stderr]   Downloaded smallvec v0.6.4
[INFO] [stderr]   Downloaded euclid v0.18.2
[INFO] [stderr]   Downloaded rulinalg v0.3.7
[INFO] [stderr]   Downloaded rustneat v0.2.1
[INFO] [stderr]   Downloaded lyon_geom v0.11.1
[INFO] [stderr]   Downloaded lyon_algorithms v0.11.2
[INFO] [stderr]   Downloaded base-x v0.2.2
[INFO] [stderr]   Downloaded lyon v0.11.0
[INFO] [stderr]   Downloaded stdweb-derive v0.4.0
[INFO] [stderr]   Downloaded downcast v0.9.2
[INFO] [stderr]   Downloaded lyon_svg v0.11.0
[INFO] [stderr]   Downloaded enum-iterator-derive v0.2.0
[INFO] [stderr]   Downloaded lyon_path v0.11.0
[INFO] [stderr]   Downloaded cmake v0.1.32
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.1.0
[INFO] [stderr]   Downloaded alga v0.7.1
[INFO] [stderr]   Downloaded svgparser v0.6.4
[INFO] [stderr]   Downloaded hibitset v0.5.1
[INFO] [stderr]   Downloaded xmlparser v0.1.2
[INFO] [stderr]   Downloaded rusttype v0.6.3
[INFO] [stderr]   Downloaded slice-deque v0.1.11
[INFO] [stderr]   Downloaded nphysics2d v0.9.0
[INFO] [stderr]   Downloaded pathfinding v0.8.1
[INFO] [stderr]   Downloaded ncollide2d v0.17.1
[INFO] [stderr]   Downloaded gilrs v0.6.1
[INFO] [stderr]   Downloaded nalgebra v0.16.0
[INFO] [stderr]   Downloaded stdweb v0.4.8
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66fdc6eae8a40d62c099f1a6305ca6587d770db0e02e2a4a00edeea29eba42ad
[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" "66fdc6eae8a40d62c099f1a6305ca6587d770db0e02e2a4a00edeea29eba42ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66fdc6eae8a40d62c099f1a6305ca6587d770db0e02e2a4a00edeea29eba42ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fdc6eae8a40d62c099f1a6305ca6587d770db0e02e2a4a00edeea29eba42ad", kill_on_drop: false }`
[INFO] [stdout] 66fdc6eae8a40d62c099f1a6305ca6587d770db0e02e2a4a00edeea29eba42ad
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa0269793b00152589d6314cd73499c621b46a7430a22e22a7bbbce77e29b3fd
[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" "fa0269793b00152589d6314cd73499c621b46a7430a22e22a7bbbce77e29b3fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling arrayref v0.3.4
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking libm v0.1.2
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]    Compiling vulkano v0.9.0 (https://github.com/thiolliere/vulkano#ffce37c4)
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking half v1.1.2
[INFO] [stderr]     Checking vk-sys v0.3.3 (https://github.com/thiolliere/vulkano#ffce37c4)
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking downcast v0.9.2
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking show_message v0.1.0 (https://github.com/thiolliere/show_message/#466bcf25)
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:120:38
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn is_type(&self) -> bool { self.type_id() == TypeId::of::<T>() }
[INFO] [stdout]     |                                      ^^^^^^^ multiple `type_id` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `Any`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:29:5
[INFO] [stdout]     |
[INFO] [stdout] 29  |     fn type_id(&self) -> TypeId { TypeId::of::<Self>() }
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::any::Any`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn is_type(&self) -> bool { Any::type_id(&self) == TypeId::of::<T>() }
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn is_type(&self) -> bool { std::any::Any::type_id(&self) == TypeId::of::<T>() }
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `downcast`.
[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" "fa0269793b00152589d6314cd73499c621b46a7430a22e22a7bbbce77e29b3fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0269793b00152589d6314cd73499c621b46a7430a22e22a7bbbce77e29b3fd", kill_on_drop: false }`
[INFO] [stdout] fa0269793b00152589d6314cd73499c621b46a7430a22e22a7bbbce77e29b3fd