[INFO] fetching crate mango-os 0.2.1...
[INFO] checking mango-os-0.2.1 against try#6713fa75964eb229409a9c6f6f5c418423e313ff for pr-133502-22
[INFO] extracting crate mango-os 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mango-os 0.2.1
[INFO] finished tweaking crates.io crate mango-os 0.2.1
[INFO] tweaked toml for crates.io crate mango-os 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mango-os 0.2.1 on toolchain 6713fa75964eb229409a9c6f6f5c418423e313ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f128585eca225ee0ded35903468d268791b7c6d85c97670b4d18360ea853fad1
[INFO] running `Command { std: "docker" "start" "-a" "f128585eca225ee0ded35903468d268791b7c6d85c97670b4d18360ea853fad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f128585eca225ee0ded35903468d268791b7c6d85c97670b4d18360ea853fad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f128585eca225ee0ded35903468d268791b7c6d85c97670b4d18360ea853fad1", kill_on_drop: false }`
[INFO] [stdout] f128585eca225ee0ded35903468d268791b7c6d85c97670b4d18360ea853fad1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e154eeddd7d0cc3e528360a6cee3fc9085ac8a8fa40616e8ecf759d666efb57
[INFO] running `Command { std: "docker" "start" "-a" "2e154eeddd7d0cc3e528360a6cee3fc9085ac8a8fa40616e8ecf759d666efb57", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking conquer-util v0.3.0
[INFO] [stderr]     Checking volatile v0.3.0
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking spinning_top v0.2.5
[INFO] [stderr]     Checking conquer-once v0.4.0
[INFO] [stderr]     Checking linked_list_allocator v0.10.6
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking mango-core v0.2.1
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking uart_16550 v0.3.2
[INFO] [stderr]     Checking mango-hal v0.2.1
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stdout] error[E0001]: `-Znext-solver=globally` and `generic_const_exprs` are incompatible, using them at the same time is not allowed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mango-hal-0.2.1/src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(generic_const_exprs)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove one of these features
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0001`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mango-hal` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2e154eeddd7d0cc3e528360a6cee3fc9085ac8a8fa40616e8ecf759d666efb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e154eeddd7d0cc3e528360a6cee3fc9085ac8a8fa40616e8ecf759d666efb57", kill_on_drop: false }`
[INFO] [stdout] 2e154eeddd7d0cc3e528360a6cee3fc9085ac8a8fa40616e8ecf759d666efb57
