[INFO] updating cached repository https://github.com/seppo0010/building-stuff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25aa2271c1cbc51fd37c7ff6d93df09dc2b4be94
[INFO] checking seppo0010/building-stuff against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseppo0010%2Fbuilding-stuff" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seppo0010/building-stuff on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/seppo0010/building-stuff
[INFO] finished tweaking git repo https://github.com/seppo0010/building-stuff
[INFO] tweaked toml for git repo https://github.com/seppo0010/building-stuff written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/seppo0010/building-stuff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bde0f9cef2739e06e6619d93a8b05e48173fd47bd92de5d8207110bb77367ce3
[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" "bde0f9cef2739e06e6619d93a8b05e48173fd47bd92de5d8207110bb77367ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bde0f9cef2739e06e6619d93a8b05e48173fd47bd92de5d8207110bb77367ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde0f9cef2739e06e6619d93a8b05e48173fd47bd92de5d8207110bb77367ce3", kill_on_drop: false }`
[INFO] [stdout] bde0f9cef2739e06e6619d93a8b05e48173fd47bd92de5d8207110bb77367ce3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38443f9190477a34b41ed64f39b494e67c803a5a3f304aee18b608ec022f2a02
[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" "38443f9190477a34b41ed64f39b494e67c803a5a3f304aee18b608ec022f2a02", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling serde v1.0.83
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking rustc-demangle v0.1.11
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking mint v0.5.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking libm v0.1.2
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]     Checking nonzero_signed v1.0.2
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking hetseq v0.2.0
[INFO] [stderr]     Checking wavefront_obj v5.1.0
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.3.2
[INFO] [stderr]     Checking seahash v3.0.5
[INFO] [stderr]     Checking fluent-locale v0.4.1
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking downcast v0.9.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.3
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking stb_truetype v0.2.5
[INFO] [stderr]     Checking fxhash v0.2.1
[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]    Compiling proc-macro2 v0.3.8
[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" "38443f9190477a34b41ed64f39b494e67c803a5a3f304aee18b608ec022f2a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38443f9190477a34b41ed64f39b494e67c803a5a3f304aee18b608ec022f2a02", kill_on_drop: false }`
[INFO] [stdout] 38443f9190477a34b41ed64f39b494e67c803a5a3f304aee18b608ec022f2a02