[INFO] cloning repository https://github.com/andreasots/airqc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreasots/airqc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreasots%2Fairqc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreasots%2Fairqc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e16064b9ba835259982ab2c2ceee38027ad0a970
[INFO] checking andreasots/airqc against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreasots%2Fairqc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andreasots/airqc on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/andreasots/airqc
[INFO] finished tweaking git repo https://github.com/andreasots/airqc
[INFO] tweaked toml for git repo https://github.com/andreasots/airqc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/andreasots/airqc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", 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] 717faa1f62366b94632563ca626be463da02a2ff476c82b61c40b7e946b121f6
[INFO] running `Command { std: "docker" "start" "-a" "717faa1f62366b94632563ca626be463da02a2ff476c82b61c40b7e946b121f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "717faa1f62366b94632563ca626be463da02a2ff476c82b61c40b7e946b121f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "717faa1f62366b94632563ca626be463da02a2ff476c82b61c40b7e946b121f6", kill_on_drop: false }`
[INFO] [stdout] 717faa1f62366b94632563ca626be463da02a2ff476c82b61c40b7e946b121f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7143ea8c0f4aaf9ab6e6cce157081d41b2c0f67af7b98d52f1b7a4484bcd5827
[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" "7143ea8c0f4aaf9ab6e6cce157081d41b2c0f67af7b98d52f1b7a4484bcd5827", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling chiptool v0.1.0 (https://github.com/embassy-rs/chiptool?rev=e0c5ff926ecd86e390bd9bc68b414bfc0e811b0e#e0c5ff92)
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling defmt-parser v0.2.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]    Compiling critical-section v0.2.1
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling atomic-polyfill v0.1.2
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling heapless v0.7.3
[INFO] [stderr]    Compiling embassy v0.1.0 (https://github.com/embassy-rs/embassy#495d977b)
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling stm32f4 v0.13.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling panic-probe v0.2.0
[INFO] [stderr]     Checking usb-device v0.2.8
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking sdio-host v0.5.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking crc-any v2.3.12
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking embedded-dma v0.1.2
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking embedded-graphics-core v0.3.2
[INFO] [stderr]     Checking embassy-traits v0.1.0 (https://github.com/embassy-rs/embassy#495d977b)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/embassy-9312dcb0ed774b29/495d977/embassy-traits/src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![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] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/embassy-9312dcb0ed774b29/495d977/embassy-traits/src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(impl_trait_in_bindings)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: the implementation was not maintainable, the feature may get reintroduced once the current refactorings are done
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embassy-traits` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7143ea8c0f4aaf9ab6e6cce157081d41b2c0f67af7b98d52f1b7a4484bcd5827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7143ea8c0f4aaf9ab6e6cce157081d41b2c0f67af7b98d52f1b7a4484bcd5827", kill_on_drop: false }`
[INFO] [stdout] 7143ea8c0f4aaf9ab6e6cce157081d41b2c0f67af7b98d52f1b7a4484bcd5827