[INFO] cloning repository https://github.com/cgm616/couscous [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cgm616/couscous" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgm616%2Fcouscous", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgm616%2Fcouscous'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 62f3550006a1b4771105bd7213689bef0a07620d [INFO] checking cgm616/couscous/62f3550006a1b4771105bd7213689bef0a07620d against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgm616%2Fcouscous" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cgm616/couscous on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config [INFO] started tweaking git repo https://github.com/cgm616/couscous [INFO] finished tweaking git repo https://github.com/cgm616/couscous [INFO] tweaked toml for git repo https://github.com/cgm616/couscous written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cgm616/couscous already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded vcell v0.1.0 [INFO] [stderr] Downloaded panic-semihosting v0.5.3 [INFO] [stderr] Downloaded cortex-m v0.5.8 [INFO] [stderr] Downloaded nrf51-hal v0.5.5 [INFO] [stderr] Downloaded aligned v0.2.0 [INFO] [stderr] Downloaded cortex-m-rt v0.5.7 [INFO] [stderr] Downloaded volatile-register v0.1.2 [INFO] [stderr] Downloaded as-slice v0.1.0 [INFO] [stderr] Downloaded aligned v0.3.1 [INFO] [stderr] Downloaded cast v0.2.2 [INFO] [stderr] Downloaded nb v0.1.2 [INFO] [stderr] Downloaded linked_list_allocator v0.6.4 [INFO] [stderr] Downloaded nrf51 v0.5.2 [INFO] [stderr] Downloaded cortex-m v0.6.1 [INFO] [stderr] Downloaded embedded-hal v0.2.2 [INFO] [stderr] Downloaded cortex-m-rt v0.6.8 [INFO] [stderr] Downloaded cortex-m-rt-macros v0.1.5 [INFO] [stderr] Downloaded cortex-m-semihosting v0.3.2 [INFO] [stderr] Downloaded bare-metal v0.2.4 [INFO] [stderr] Downloaded volatile-register v0.2.0 [INFO] [stderr] Downloaded cortex-m v0.1.8 [INFO] [stderr] Downloaded alloc-cortex-m v0.3.5 [INFO] [stderr] Downloaded r0 v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ff54c039c2e9459c2ebee3b35c6902a653e48564bd549dfa50302967b8bba930 [INFO] running `Command { std: "docker" "start" "-a" "ff54c039c2e9459c2ebee3b35c6902a653e48564bd549dfa50302967b8bba930", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff54c039c2e9459c2ebee3b35c6902a653e48564bd549dfa50302967b8bba930", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff54c039c2e9459c2ebee3b35c6902a653e48564bd549dfa50302967b8bba930", kill_on_drop: false }` [INFO] [stdout] ff54c039c2e9459c2ebee3b35c6902a653e48564bd549dfa50302967b8bba930 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5fc7978b25d2939829ea3563e23b67b016cfc16030a78888134eed3fcc799e6 [INFO] running `Command { std: "docker" "start" "-a" "f5fc7978b25d2939829ea3563e23b67b016cfc16030a78888134eed3fcc799e6", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling syn v0.15.30 [INFO] [stderr] Checking vcell v0.1.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling cortex-m v0.5.8 [INFO] [stderr] Compiling cortex-m-rt v0.6.8 [INFO] [stderr] Checking aligned v0.2.0 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Compiling nrf51 v0.5.2 [INFO] [stderr] Compiling cortex-m-semihosting v0.3.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking nb v0.1.2 [INFO] [stderr] Compiling cortex-m v0.6.1 [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking volatile-register v0.1.2 [INFO] [stderr] Checking linked_list_allocator v0.6.4 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/linked_list_allocator-0.6.4/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking embedded-hal v0.2.2 [INFO] [stderr] Checking cortex-m v0.1.8 [INFO] [stdout] error[E0432]: unresolved imports `alloc::alloc::Alloc`, `alloc::alloc::AllocErr` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/linked_list_allocator-0.6.4/src/lib.rs:14:20 [INFO] [stdout] | [INFO] [stdout] 14 | use alloc::alloc::{Alloc, AllocErr, Layout}; [INFO] [stdout] | ^^^^^ ^^^^^^^^ no `AllocErr` in `alloc` [INFO] [stdout] | | [INFO] [stdout] | no `Alloc` in `alloc` [INFO] [stdout] | [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 14 | use alloc::alloc::{alloc, AllocErr, Layout}; [INFO] [stdout] | ~~~~~ [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 14 | use alloc::alloc::{Alloc, AllocError, Layout}; [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `alloc::alloc::AllocErr` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/linked_list_allocator-0.6.4/src/hole.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::alloc::{AllocErr, Layout}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | no `AllocErr` in `alloc` [INFO] [stdout] | help: a similar name exists in the module: `AllocError` [INFO] [stdout] | [INFO] [stdout] = help: consider importing this unresolved item through its public re-export instead: [INFO] [stdout] AllocErr [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.1.8/src/lib.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `linked_list_allocator` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: cannot find macro `asm` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.1.8/src/asm.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | asm!("nop" :::: "volatile"); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: consider importing this macro [INFO] [stdout] | [INFO] [stdout] 3 + use core::arch::asm; [INFO] [stdout] | [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 `cortex-m` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "f5fc7978b25d2939829ea3563e23b67b016cfc16030a78888134eed3fcc799e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5fc7978b25d2939829ea3563e23b67b016cfc16030a78888134eed3fcc799e6", kill_on_drop: false }` [INFO] [stdout] f5fc7978b25d2939829ea3563e23b67b016cfc16030a78888134eed3fcc799e6