[INFO] cloning repository https://github.com/xfoxfu/rust-xos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xfoxfu/rust-xos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxfoxfu%2Frust-xos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxfoxfu%2Frust-xos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 73b2b3a86a73dd665e149f077e0a83ac6dc9630b [INFO] checking xfoxfu/rust-xos against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxfoxfu%2Frust-xos" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xfoxfu/rust-xos on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xfoxfu/rust-xos [INFO] finished tweaking git repo https://github.com/xfoxfu/rust-xos [INFO] tweaked toml for git repo https://github.com/xfoxfu/rust-xos written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/xfoxfu/rust-xos already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded linked_list_allocator v0.8.4 [INFO] [stderr] Downloaded raw-cpuid v8.0.0 [INFO] [stderr] Downloaded ucs2 v0.3.1 [INFO] [stderr] Downloaded embedded-graphics v0.6.2 [INFO] [stderr] Downloaded uefi-macros v0.3.1 [INFO] [stderr] Downloaded x86_64 v0.11.0 [INFO] [stderr] Downloaded uefi v0.4.5 [INFO] [stderr] Downloaded micromath v1.0.0 [INFO] [stderr] Downloaded uefi-services v0.2.4 [INFO] [stderr] Downloaded syn v1.0.21 [INFO] [stderr] Downloaded profont v0.4.0 [INFO] [stderr] Downloaded x86 v0.33.0 [INFO] [stderr] Downloaded xmas-elf v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] ef37a3062849e4f0988c3a4de695982b772ff79d6a8d2d09115d55eae4b490bb [INFO] running `Command { std: "docker" "start" "-a" "ef37a3062849e4f0988c3a4de695982b772ff79d6a8d2d09115d55eae4b490bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef37a3062849e4f0988c3a4de695982b772ff79d6a8d2d09115d55eae4b490bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef37a3062849e4f0988c3a4de695982b772ff79d6a8d2d09115d55eae4b490bb", kill_on_drop: false }` [INFO] [stdout] ef37a3062849e4f0988c3a4de695982b772ff79d6a8d2d09115d55eae4b490bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ba5a3c1b8bbb53b1ec959f19ed94882fabe0c445e8123dd00b4c5ee89a8b56e [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" "4ba5a3c1b8bbb53b1ec959f19ed94882fabe0c445e8123dd00b4c5ee89a8b56e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.21 [INFO] [stderr] Checking bit_field v0.10.0 [INFO] [stderr] Compiling x86_64 v0.11.0 [INFO] [stderr] Checking zero v0.1.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking rlibc v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking pc-keyboard v0.5.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling x86 v0.33.0 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking micromath v1.0.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking xmas-elf v0.7.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking ucs2 v0.3.1 [INFO] [stderr] Checking spinning_top v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/x86_64-0.11.0/src/lib.rs:6:43 [INFO] [stdout] | [INFO] [stdout] 6 | #![cfg_attr(feature = "const_fn", feature(const_in_array_repeat_expressions))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed due to causing promotable bugs [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking linked_list_allocator v0.8.4 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling hashbrown v0.7.2 [INFO] [stdout] error[E0658]: mutable references are not allowed in constant functions [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.8.4/src/hole.rs:18:23 [INFO] [stdout] | [INFO] [stdout] 18 | next: None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #57349 for more information [INFO] [stdout] = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable [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 E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `linked_list_allocator` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "4ba5a3c1b8bbb53b1ec959f19ed94882fabe0c445e8123dd00b4c5ee89a8b56e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ba5a3c1b8bbb53b1ec959f19ed94882fabe0c445e8123dd00b4c5ee89a8b56e", kill_on_drop: false }` [INFO] [stdout] 4ba5a3c1b8bbb53b1ec959f19ed94882fabe0c445e8123dd00b4c5ee89a8b56e