[INFO] cloning repository https://github.com/adrianparvino/stm32f401-http
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adrianparvino/stm32f401-http" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianparvino%2Fstm32f401-http", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianparvino%2Fstm32f401-http'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d38b1a5b50be6f2cf250ea6d60ecad28a87ea815
[INFO] testing adrianparvino/stm32f401-http against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianparvino%2Fstm32f401-http" "/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/adrianparvino/stm32f401-http on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/adrianparvino/stm32f401-http
[INFO] finished tweaking git repo https://github.com/adrianparvino/stm32f401-http
[INFO] tweaked toml for git repo https://github.com/adrianparvino/stm32f401-http written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/adrianparvino/stm32f401-http already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dwt-systick-monotonic v0.1.0-alpha.2
[INFO] [stderr]   Downloaded rtic-monotonic v0.1.0-alpha.1
[INFO] [stderr]   Downloaded embedded-time v0.11.0
[INFO] [stderr]   Downloaded rtic-syntax v0.5.0-alpha.3
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a65539c3f2aaa111b2e5ca3cbed7e3882abf6590db15356bd9bcee6a30e5b0ec
[INFO] running `Command { std: "docker" "start" "-a" "a65539c3f2aaa111b2e5ca3cbed7e3882abf6590db15356bd9bcee6a30e5b0ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a65539c3f2aaa111b2e5ca3cbed7e3882abf6590db15356bd9bcee6a30e5b0ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65539c3f2aaa111b2e5ca3cbed7e3882abf6590db15356bd9bcee6a30e5b0ec", kill_on_drop: false }`
[INFO] [stdout] a65539c3f2aaa111b2e5ca3cbed7e3882abf6590db15356bd9bcee6a30e5b0ec
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b95de36311e1032bf01002c774b95db8ad52cd3ebfe1a0f62759d482782c480d
[INFO] running `Command { std: "docker" "start" "-a" "b95de36311e1032bf01002c774b95db8ad52cd3ebfe1a0f62759d482782c480d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.14
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling usb-device v0.2.9 (https://github.com/Sawchord/usb-device?rev=136b00ea3228ec8b8045698688ac7a52bcc3471d#136b00ea)
[INFO] [stderr]    Compiling heapless v0.6.1
[INFO] [stderr]    Compiling synopsys-usb-otg v0.2.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling defmt-parser v0.2.2
[INFO] [stderr]    Compiling stm32f4 v0.13.0
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling heapless v0.7.1
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling managed v0.8.0
[INFO] [stderr]    Compiling rtic-core v0.3.1
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling numtoa v0.2.4
[INFO] [stderr]    Compiling managed v0.7.2
[INFO] [stderr]    Compiling replace_with v0.1.7
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/replace_with-0.1.7/src/lib.rs:72:10
[INFO] [stdout]    |
[INFO] [stdout] 72 |     feature(core_intrinsics)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `replace_with` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b95de36311e1032bf01002c774b95db8ad52cd3ebfe1a0f62759d482782c480d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95de36311e1032bf01002c774b95db8ad52cd3ebfe1a0f62759d482782c480d", kill_on_drop: false }`
[INFO] [stdout] b95de36311e1032bf01002c774b95db8ad52cd3ebfe1a0f62759d482782c480d