[INFO] cloning repository https://github.com/sahid/uosp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sahid/uosp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsahid%2Fuosp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsahid%2Fuosp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 486c7f6ec5fbcc70f799cd2ca3da42eee7901a90
[INFO] testing sahid/uosp against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsahid%2Fuosp" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sahid/uosp on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sahid/uosp
[INFO] removed path dependency changelog from git repo https://github.com/sahid/uosp
[INFO] removed path dependency git from git repo https://github.com/sahid/uosp
[INFO] finished tweaking git repo https://github.com/sahid/uosp
[INFO] tweaked toml for git repo https://github.com/sahid/uosp written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c7140f32692e84ecec7f2c45f60b6fcdc9545e27f5dff551ce02e0c7aa3d3e2
[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" "9c7140f32692e84ecec7f2c45f60b6fcdc9545e27f5dff551ce02e0c7aa3d3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c7140f32692e84ecec7f2c45f60b6fcdc9545e27f5dff551ce02e0c7aa3d3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7140f32692e84ecec7f2c45f60b6fcdc9545e27f5dff551ce02e0c7aa3d3e2", kill_on_drop: false }`
[INFO] [stdout] 9c7140f32692e84ecec7f2c45f60b6fcdc9545e27f5dff551ce02e0c7aa3d3e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", 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] c0b6e35da3a39b3f8772330304e681c7e596c8890830b2a3c532ba8aef3bb7a2
[INFO] running `Command { std: "docker" "start" "-a" "c0b6e35da3a39b3f8772330304e681c7e596c8890830b2a3c532ba8aef3bb7a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling git v0.1.17
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling curl-sys v0.4.39+curl-7.74.0
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling os_type v2.2.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/commit.rs:50:3
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[unsafe_destructor]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/id.rs:57:3
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[unsafe_destructor]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/index.rs:61:3
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[unsafe_destructor]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/push.rs:61:3
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[unsafe_destructor]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/repository.rs:57:3
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[unsafe_destructor]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/signature.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[unsafe_destructor]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/tree.rs:30:3
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[unsafe_destructor]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/remote.rs:65:3
[INFO] [stdout]    |
[INFO] [stdout] 65 | #[unsafe_destructor]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/status.rs:130:3
[INFO] [stdout]     |
[INFO] [stdout] 130 | #[unsafe_destructor]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `at_exit` in module `std::rt`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/lib.rs:61:30
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let _ = std::rt::at_exit(move|| raw::git_threads_shutdown());
[INFO] [stdout]    |                              ^^^^^^^ not found in `std::rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(std_misc, unsafe_destructor)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git-0.1.17/src/repository.rs:12:52
[INFO] [stdout]     |
[INFO] [stdout] 12  |     fn lookup(repository: &Repository, id: &ID) -> Result<Self>;
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]     |
[INFO] [stdout] 12  |     fn lookup(repository: &Repository, id: &ID) -> Result<Self> where Self: Sized;
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c0b6e35da3a39b3f8772330304e681c7e596c8890830b2a3c532ba8aef3bb7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b6e35da3a39b3f8772330304e681c7e596c8890830b2a3c532ba8aef3bb7a2", kill_on_drop: false }`
[INFO] [stdout] c0b6e35da3a39b3f8772330304e681c7e596c8890830b2a3c532ba8aef3bb7a2