[INFO] cloning 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" "clone" "--bare" "https://github.com/seppo0010/building-stuff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseppo0010%2Fbuilding-stuff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseppo0010%2Fbuilding-stuff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25aa2271c1cbc51fd37c7ff6d93df09dc2b4be94
[INFO] checking seppo0010/building-stuff against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseppo0010%2Fbuilding-stuff" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seppo0010/building-stuff on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5a4f1ded2ca3fc7530f682dde9ba0fb8129d6f161ff98cc0912fc6a1d65c879
[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" "c5a4f1ded2ca3fc7530f682dde9ba0fb8129d6f161ff98cc0912fc6a1d65c879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5a4f1ded2ca3fc7530f682dde9ba0fb8129d6f161ff98cc0912fc6a1d65c879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a4f1ded2ca3fc7530f682dde9ba0fb8129d6f161ff98cc0912fc6a1d65c879", kill_on_drop: false }`
[INFO] [stdout] c5a4f1ded2ca3fc7530f682dde9ba0fb8129d6f161ff98cc0912fc6a1d65c879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c93a554a356b948ae38da55b8d70d74609ab9a99479042741786abd23bb0eaf0
[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" "c93a554a356b948ae38da55b8d70d74609ab9a99479042741786abd23bb0eaf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling serde v1.0.83
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking mint v0.5.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking libm v0.1.2
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking xml-rs v0.8.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking hetseq v0.2.0
[INFO] [stderr]     Checking wavefront_obj v5.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.11
[INFO] [stderr]     Checking seahash v3.0.5
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking claxon v0.3.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking fluent-locale v0.4.1
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking downcast v0.9.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c93a554a356b948ae38da55b8d70d74609ab9a99479042741786abd23bb0eaf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93a554a356b948ae38da55b8d70d74609ab9a99479042741786abd23bb0eaf0", kill_on_drop: false }`
[INFO] [stdout] c93a554a356b948ae38da55b8d70d74609ab9a99479042741786abd23bb0eaf0