[INFO] cloning repository https://github.com/djc/rust-sign
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djc/rust-sign" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjc%2Frust-sign", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjc%2Frust-sign'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 291da47b2316c7ff78fcd7c711d6f3b9079c2bb4
[INFO] checking djc/rust-sign against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjc%2Frust-sign" "/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/djc/rust-sign on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/djc/rust-sign
[INFO] finished tweaking git repo https://github.com/djc/rust-sign
[INFO] tweaked toml for git repo https://github.com/djc/rust-sign written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/djc/rust-sign already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dac79925cff9e6f9d33ea6613eefb595b1bd455f0dc803dd5a71b4ead9b8351
[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" "8dac79925cff9e6f9d33ea6613eefb595b1bd455f0dc803dd5a71b4ead9b8351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dac79925cff9e6f9d33ea6613eefb595b1bd455f0dc803dd5a71b4ead9b8351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dac79925cff9e6f9d33ea6613eefb595b1bd455f0dc803dd5a71b4ead9b8351", kill_on_drop: false }`
[INFO] [stdout] 8dac79925cff9e6f9d33ea6613eefb595b1bd455f0dc803dd5a71b4ead9b8351
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8947ae691d8b1d77dafe3ed8b83ff7dbb69ef83de9571d7a43c781a61c59b13
[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" "f8947ae691d8b1d77dafe3ed8b83ff7dbb69ef83de9571d7a43c781a61c59b13", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.4.0
[INFO] [stderr]     Checking regex-syntax v0.3.5
[INFO] [stderr]     Checking untrusted v0.3.1
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking strsim v0.5.1
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.5.2
[INFO] [stdout] error[E0277]: `&&Vec<String>` is not an iterator
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ring-0.4.0/build.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |             .args(&args)
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   `&&Vec<String>` is not an iterator
[INFO] [stdout]     |                   help: consider adding dereference here: `&*args`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Iterator` is not implemented for `&&Vec<String>`
[INFO] [stdout]     = note: required because of the requirements on the impl of `IntoIterator` for `&&Vec<String>`
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ring` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[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 E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f8947ae691d8b1d77dafe3ed8b83ff7dbb69ef83de9571d7a43c781a61c59b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8947ae691d8b1d77dafe3ed8b83ff7dbb69ef83de9571d7a43c781a61c59b13", kill_on_drop: false }`
[INFO] [stdout] f8947ae691d8b1d77dafe3ed8b83ff7dbb69ef83de9571d7a43c781a61c59b13