[INFO] cloning repository https://github.com/jcrowgey/yesos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcrowgey/yesos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcrowgey%2Fyesos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcrowgey%2Fyesos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43df9b5978883cc419a4f2d5b700d83dc6a43be5
[INFO] checking jcrowgey/yesos against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcrowgey%2Fyesos" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/jcrowgey/yesos
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/jcrowgey/yesos
[INFO] tweaked toml for git repo https://github.com/jcrowgey/yesos written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jcrowgey/yesos on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jcrowgey/yesos 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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile v0.2.6
[INFO] [stderr]   Downloaded ux v0.1.3
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded array-init v0.0.4
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded bit_field v0.9.0
[INFO] [stderr]   Downloaded cast v0.2.2
[INFO] [stderr]   Downloaded raw-cpuid v6.1.0
[INFO] [stderr]   Downloaded llvm-tools v0.1.1
[INFO] [stderr]   Downloaded skeptic v0.5.0
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded os_bootinfo v0.2.1
[INFO] [stderr]   Downloaded usize_conversions v0.2.0
[INFO] [stderr]   Downloaded getopts v0.2.19
[INFO] [stderr]   Downloaded font8x8 v0.2.5
[INFO] [stderr]   Downloaded pulldown-cmark v0.0.3
[INFO] [stderr]   Downloaded x86_64 v0.5.5
[INFO] [stderr]   Downloaded x86_64 v0.3.6
[INFO] [stderr]   Downloaded x86_64 v0.7.1
[INFO] [stderr]   Downloaded bootloader v0.6.1
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bootloader-0.6.1/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   the cargo feature `publish-lockfile` has been removed in the 1.37 release
[INFO] [stderr] 
[INFO] [stderr]   This package cannot be used with this version of Cargo, as the unstable feature `publish-lockfile` is no longer supported.
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#publish-lockfile for more information about using this feature.


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Updating crates.io index
    Blocking waiting for file lock on package cache
 Downloading crates ...
  Downloaded volatile v0.2.6
  Downloaded ux v0.1.3
  Downloaded nodrop v0.1.13
  Downloaded array-init v0.0.4
  Downloaded cc v1.0.37
  Downloaded bit_field v0.9.0
  Downloaded cast v0.2.2
  Downloaded raw-cpuid v6.1.0
  Downloaded llvm-tools v0.1.1
  Downloaded skeptic v0.5.0
  Downloaded tempdir v0.3.7
  Downloaded os_bootinfo v0.2.1
  Downloaded usize_conversions v0.2.0
  Downloaded getopts v0.2.19
  Downloaded font8x8 v0.2.5
  Downloaded pulldown-cmark v0.0.3
  Downloaded x86_64 v0.5.5
  Downloaded x86_64 v0.3.6
  Downloaded x86_64 v0.7.1
  Downloaded bootloader v0.6.1
error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bootloader-0.6.1/Cargo.toml`

Caused by:
  the cargo feature `publish-lockfile` has been removed in the 1.37 release

  This package cannot be used with this version of Cargo, as the unstable feature `publish-lockfile` is no longer supported.
  See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#publish-lockfile for more information about using this feature.