[INFO] cloning repository https://github.com/kdar/rustup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kdar/rustup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdar%2Frustup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdar%2Frustup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64fcea0654e8b570dfffef7f940f850a64156133
[INFO] documenting kdar/rustup against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdar%2Frustup" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kdar/rustup on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kdar/rustup
[INFO] finished tweaking git repo https://github.com/kdar/rustup
[INFO] tweaked toml for git repo https://github.com/kdar/rustup written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/kdar/rustup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 235c7bac3aa62d63404cb6fee6f72777b2a690d6bbbaacf7a3e328454e77a2fd
[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" "235c7bac3aa62d63404cb6fee6f72777b2a690d6bbbaacf7a3e328454e77a2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "235c7bac3aa62d63404cb6fee6f72777b2a690d6bbbaacf7a3e328454e77a2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "235c7bac3aa62d63404cb6fee6f72777b2a690d6bbbaacf7a3e328454e77a2fd", kill_on_drop: false }`
[INFO] [stdout] 235c7bac3aa62d63404cb6fee6f72777b2a690d6bbbaacf7a3e328454e77a2fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93b46144c7d7560bcfce23416ff569a8ddf1a809644fad1764ab0f77f8c66769
[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" "93b46144c7d7560bcfce23416ff569a8ddf1a809644fad1764ab0f77f8c66769", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rustbar v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.6.7
[INFO] [stderr]     Checking url v0.2.38
[INFO] [stderr]     Checking env_logger v0.8.1
[INFO] [stderr]     Checking serde v0.6.15
[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/rustbar-0.2.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(libc)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustbar-0.2.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate libc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustbar`.
[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] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: src/openssl_shim.c: In function 'SSL_CTX_set_ecdh_auto_shim':
[INFO] [stderr] warning: src/openssl_shim.c:115:41: warning: unused parameter 'ctx' [-Wunused-parameter]
[INFO] [stderr] warning:   115 | int SSL_CTX_set_ecdh_auto_shim(SSL_CTX *ctx, int onoff) {
[INFO] [stderr] warning:       |                                ~~~~~~~~~^~~
[INFO] [stderr] warning: src/openssl_shim.c: In function 'DH_new_from_params':
[INFO] [stderr] warning: src/openssl_shim.c:126:7: error: dereferencing pointer to incomplete type 'DH' {aka 'struct dh_st'}
[INFO] [stderr] warning:   126 |     dh->p = p;
[INFO] [stderr] warning:       |       ^~
[INFO] [stderr] warning: src/openssl_shim.c: In function 'X509_get_extensions_shim':
[INFO] [stderr] warning: src/openssl_shim.c:137:13: error: dereferencing pointer to incomplete type 'X509' {aka 'struct x509_st'}
[INFO] [stderr] warning:   137 |     return x->cert_info ? x->cert_info->extensions : NULL;
[INFO] [stderr] warning:       |             ^~
[INFO] [stderr] warning: src/openssl_shim.c:138:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr] warning:   138 | }
[INFO] [stderr] warning:       | ^
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "93b46144c7d7560bcfce23416ff569a8ddf1a809644fad1764ab0f77f8c66769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b46144c7d7560bcfce23416ff569a8ddf1a809644fad1764ab0f77f8c66769", kill_on_drop: false }`
[INFO] [stdout] 93b46144c7d7560bcfce23416ff569a8ddf1a809644fad1764ab0f77f8c66769
