[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 master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxfoxfu%2Frust-xos" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xfoxfu/rust-xos on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-11/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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a5ef296e9acb653abb09e4e5be1f936fa68f43153ad46ceeba4726f7c8acfcf [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" "3a5ef296e9acb653abb09e4e5be1f936fa68f43153ad46ceeba4726f7c8acfcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a5ef296e9acb653abb09e4e5be1f936fa68f43153ad46ceeba4726f7c8acfcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a5ef296e9acb653abb09e4e5be1f936fa68f43153ad46ceeba4726f7c8acfcf", kill_on_drop: false }` [INFO] [stdout] 3a5ef296e9acb653abb09e4e5be1f936fa68f43153ad46ceeba4726f7c8acfcf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8698feb8207dde0bf09b440c0dc6a60c6f6ad72a3a02cb20f0b8529af5ffa3ab [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" "8698feb8207dde0bf09b440c0dc6a60c6f6ad72a3a02cb20f0b8529af5ffa3ab", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling log v0.4.8 [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 bit_field v0.9.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking rlibc v1.0.0 [INFO] [stderr] Checking pc-keyboard v0.5.0 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling x86 v0.33.0 [INFO] [stderr] Checking volatile v0.2.6 [INFO] [stderr] Checking micromath v1.0.0 [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] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking ucs2 v0.3.1 [INFO] [stderr] Checking spinning_top v0.1.0 [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] [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" "8698feb8207dde0bf09b440c0dc6a60c6f6ad72a3a02cb20f0b8529af5ffa3ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8698feb8207dde0bf09b440c0dc6a60c6f6ad72a3a02cb20f0b8529af5ffa3ab", kill_on_drop: false }` [INFO] [stdout] 8698feb8207dde0bf09b440c0dc6a60c6f6ad72a3a02cb20f0b8529af5ffa3ab