[INFO] cloning repository https://github.com/alihsaas/neko
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alihsaas/neko" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falihsaas%2Fneko", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falihsaas%2Fneko'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45b616cbdb03763b7bdc345c20340027def67b75
[INFO] testing alihsaas/neko against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falihsaas%2Fneko" "/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/alihsaas/neko on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alihsaas/neko
[INFO] finished tweaking git repo https://github.com/alihsaas/neko
[INFO] tweaked toml for git repo https://github.com/alihsaas/neko written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/alihsaas/neko already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 256dc5ac3ab086fc5c2e2431c5adff856bd6e5ebf3d020b43085ad78c290cf82
[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" "256dc5ac3ab086fc5c2e2431c5adff856bd6e5ebf3d020b43085ad78c290cf82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "256dc5ac3ab086fc5c2e2431c5adff856bd6e5ebf3d020b43085ad78c290cf82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256dc5ac3ab086fc5c2e2431c5adff856bd6e5ebf3d020b43085ad78c290cf82", kill_on_drop: false }`
[INFO] [stdout] 256dc5ac3ab086fc5c2e2431c5adff856bd6e5ebf3d020b43085ad78c290cf82
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ce5be5ab0cd0f7824e6bd175584aa9598c7d8a8b89ed01bb1af99b5997dbb14
[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" "9ce5be5ab0cd0f7824e6bd175584aa9598c7d8a8b89ed01bb1af99b5997dbb14", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling fd-lock v2.0.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.20+1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling rustyline-derive v0.4.0
[INFO] [stderr]    Compiling rustyline v8.2.0
[INFO] [stderr]    Compiling git2 v0.13.19
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 |         match (self, other) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: first, the lifetime cannot outlive the anonymous lifetime defined here...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn eq(&self, other: &AttrValue<'_>) -> bool {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout] note: ...so that the types are compatible
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 |         match (self, other) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    = note: expected `(&AttrValue<'_>, &AttrValue<'_>)`
[INFO] [stdout]               found `(&AttrValue<'_>, &AttrValue<'_>)`
[INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'_` as defined here...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 | impl PartialEq for AttrValue<'_> {
[INFO] [stdout]    |                              ^^
[INFO] [stdout] note: ...so that the types are compatible
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |             | (Self::Bytes(bytes), AttrValue::String(string)) => string.as_bytes() == *bytes,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: expected `AttrValue<'_>`
[INFO] [stdout]               found `AttrValue<'_>`
[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 E0495`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git2` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9ce5be5ab0cd0f7824e6bd175584aa9598c7d8a8b89ed01bb1af99b5997dbb14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce5be5ab0cd0f7824e6bd175584aa9598c7d8a8b89ed01bb1af99b5997dbb14", kill_on_drop: false }`
[INFO] [stdout] 9ce5be5ab0cd0f7824e6bd175584aa9598c7d8a8b89ed01bb1af99b5997dbb14