[INFO] cloning repository https://github.com/roblabla42/KFS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roblabla42/KFS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froblabla42%2FKFS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froblabla42%2FKFS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e437826bee56e7fe9f5a21dd7101573f09cd8ae
[INFO] checking roblabla42/KFS against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froblabla42%2FKFS" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/roblabla42/KFS on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/roblabla42/KFS
[INFO] finished tweaking git repo https://github.com/roblabla42/KFS
[INFO] tweaked toml for git repo https://github.com/roblabla42/KFS written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/roblabla42/KFS 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/atty.git`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/clap.git`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/filetime.git`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/libc.git`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/platform-info.git`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/termsize.git`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/time.git`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/uucore.git`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/acpi.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/multiboot2-elf64.git`
[INFO] [stderr]     Updating git repository `https://github.com/SunriseOS/image-gif`
[INFO] [stderr]     Updating git repository `https://github.com/KokaKiwi/rust-hex`
[INFO] [stderr]     Updating git repository `https://github.com/Thog/cargo-5730.git`
[INFO] [stderr]     Updating git repository `https://github.com/SunriseOS/font-rs`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/libfat.git`
[INFO] [stderr]     Updating git repository `https://github.com/sunriseos/storage_device.git`
[INFO] [stderr]     Updating git repository `https://github.com/uutils/rust-users`
[INFO] [stderr]     Updating git repository `https://github.com/SunriseOS/color_quant`
[INFO] [stderr]     Updating git repository `https://github.com/SunriseOS/lzw`
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding atty v0.2.13 (https://github.com/sunriseos/atty.git?branch=master#2ac1c868)
[INFO] [stderr]       Adding clap v2.33.0 (https://github.com/sunriseos/clap.git?branch=master#6dd48d84)
[INFO] [stderr]       Adding filetime v0.2.7 (https://github.com/sunriseos/filetime.git?branch=master#9e9e419f)
[INFO] [stderr]       Adding platform-info v0.0.1 (https://github.com/sunriseos/platform-info.git?branch=master#6f38ff0c)
[INFO] [stderr]       Adding termsize v0.1.6 (https://github.com/sunriseos/termsize.git?branch=master#07ebe43e)
[INFO] [stderr]       Adding uucore v0.0.1 (https://github.com/sunriseos/uucore.git?branch=master#0bf822ef)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling v0.9.0
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded pest_generator v2.1.0
[INFO] [stderr]   Downloaded pest v2.1.1
[INFO] [stderr]   Downloaded pest_meta v2.1.1
[INFO] [stderr]   Downloaded darling_macro v0.9.0
[INFO] [stderr]   Downloaded syn v0.15.40
[INFO] [stderr]   Downloaded ioctl-sys v0.5.2
[INFO] [stderr]   Downloaded onig v4.3.3
[INFO] [stderr]   Downloaded zero v0.1.2
[INFO] [stderr]   Downloaded wincolor v1.0.2
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.2
[INFO] [stderr]   Downloaded unix_socket v0.5.0
[INFO] [stderr]   Downloaded darling_core v0.9.0
[INFO] [stderr]   Downloaded nix v0.8.1
[INFO] [stderr]   Downloaded bit_field v0.9.0
[INFO] [stderr]   Downloaded chrono v0.4.9
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded nix v0.13.1
[INFO] [stderr]   Downloaded bstr v0.2.7
[INFO] [stderr]   Downloaded onig_sys v69.1.0
[INFO] [stderr]   Downloaded sha3 v0.6.0
[INFO] [stderr]   Downloaded mashup-impl v0.1.9
[INFO] [stderr]   Downloaded atomic v0.4.5
[INFO] [stderr]   Downloaded tinybmp v0.1.0
[INFO] [stderr]   Downloaded walker v1.0.1
[INFO] [stderr]   Downloaded cpp_macros v0.4.0
[INFO] [stderr]   Downloaded cpp v0.4.0
[INFO] [stderr]   Downloaded cpp_common v0.4.0
[INFO] [stderr]   Downloaded cpp_synmap v0.3.0
[INFO] [stderr]   Downloaded cpp_synom v0.12.0
[INFO] [stderr]   Downloaded wild v2.0.2
[INFO] [stderr]   Downloaded ucd-trie v0.1.2
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.2
[INFO] [stderr]   Downloaded mashup v0.1.9
[INFO] [stderr]   Downloaded spin v0.4.10
[INFO] [stderr]   Downloaded env_logger v0.7.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.16
[INFO] [stderr]   Downloaded ahash v0.2.18
[INFO] [stderr]   Downloaded hashbrown v0.6.3
[INFO] [stderr]   Downloaded lru v0.5.0
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded xmas-elf v0.7.0
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded pkg-config v0.3.16
[INFO] [stderr]   Downloaded half v1.4.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded cpp_syn v0.12.0
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded hashbrown v0.5.0
[INFO] [stderr]   Downloaded spinning_top v0.1.0
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded unindent v0.1.5
[INFO] [stderr]   Downloaded term_grid v0.1.7
[INFO] [stderr]   Downloaded cpp_build v0.4.0
[INFO] [stderr]   Downloaded bit-vec v0.5.1
[INFO] [stderr]   Downloaded bit-set v0.5.1
[INFO] [stderr]   Downloaded advapi32-sys v0.2.0
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded generational-arena v0.2.3
[INFO] [stderr]   Downloaded linked_list_allocator v0.8.4
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded static_assertions v0.3.3
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded bit_field v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 882837ad4449ae1231c9db53bbb48fa89266438338d6d816c67aea2c6ac6c91e
[INFO] running `Command { std: "docker" "start" "-a" "882837ad4449ae1231c9db53bbb48fa89266438338d6d816c67aea2c6ac6c91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "882837ad4449ae1231c9db53bbb48fa89266438338d6d816c67aea2c6ac6c91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "882837ad4449ae1231c9db53bbb48fa89266438338d6d816c67aea2c6ac6c91e", kill_on_drop: false }`
[INFO] [stdout] 882837ad4449ae1231c9db53bbb48fa89266438338d6d816c67aea2c6ac6c91e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41311fd60263a02b53c3ba6de126350d547ffefedaf899106de4d078e252f7d4
[INFO] running `Command { std: "docker" "start" "-a" "41311fd60263a02b53c3ba6de126350d547ffefedaf899106de4d078e252f7d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling libc v0.2.64 (https://github.com/sunriseos/libc.git?branch=sunrise#53c8be04)
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking wild v2.0.2
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking bit_field v0.10.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking static_assertions v0.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/lock_api-0.3.4/src/lib.rs:91:42
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(feature = "nightly", 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 pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.16
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lock_api` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "41311fd60263a02b53c3ba6de126350d547ffefedaf899106de4d078e252f7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41311fd60263a02b53c3ba6de126350d547ffefedaf899106de4d078e252f7d4", kill_on_drop: false }`
[INFO] [stdout] 41311fd60263a02b53c3ba6de126350d547ffefedaf899106de4d078e252f7d4