[INFO] cloning repository https://github.com/nicholasf/elb-logs-to-postgres
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicholasf/elb-logs-to-postgres" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholasf%2Felb-logs-to-postgres", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholasf%2Felb-logs-to-postgres'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfcfd99af35d2249429f1323f85c95214b2be552
[INFO] checking nicholasf/elb-logs-to-postgres against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholasf%2Felb-logs-to-postgres" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicholasf/elb-logs-to-postgres on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicholasf/elb-logs-to-postgres
[INFO] finished tweaking git repo https://github.com/nicholasf/elb-logs-to-postgres
[INFO] tweaked toml for git repo https://github.com/nicholasf/elb-logs-to-postgres written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nicholasf/elb-logs-to-postgres already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cceade93c173d7dd6ef6424175d5aeddac634136e522042a1d55a912991be4e0
[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" "cceade93c173d7dd6ef6424175d5aeddac634136e522042a1d55a912991be4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cceade93c173d7dd6ef6424175d5aeddac634136e522042a1d55a912991be4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cceade93c173d7dd6ef6424175d5aeddac634136e522042a1d55a912991be4e0", kill_on_drop: false }`
[INFO] [stdout] cceade93c173d7dd6ef6424175d5aeddac634136e522042a1d55a912991be4e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb1f20d68ce72f362cb48331aadf472034240882269a01f43383848b65d9f2c0
[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" "bb1f20d68ce72f362cb48331aadf472034240882269a01f43383848b65d9f2c0", kill_on_drop: false }`
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]    Compiling serde v0.8.20
[INFO] [stderr]     Checking quote v0.3.10
[INFO] [stderr]    Compiling ring v0.4.3
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking md5 v0.2.1
[INFO] [stderr]     Checking num_cpus v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[INFO] [stderr]     Checking syntex_pos v0.50.0
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking xml-rs v0.1.26
[INFO] [stdout] error[E0277]: `&&std::vec::Vec<std::string::String>` is not an iterator
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ring-0.4.3/build.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |             .args(&args)
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   `&&std::vec::Vec<std::string::String>` is not an iterator
[INFO] [stdout]     |                   help: consider adding dereference here: `&*args`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::iter::Iterator` is not implemented for `&&std::vec::Vec<std::string::String>`
[INFO] [stdout]     = note: required because of the requirements on the impl of `std::iter::IntoIterator` for `&&std::vec::Vec<std::string::String>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking kernel32-sys v0.2.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ring`.
[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" "bb1f20d68ce72f362cb48331aadf472034240882269a01f43383848b65d9f2c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1f20d68ce72f362cb48331aadf472034240882269a01f43383848b65d9f2c0", kill_on_drop: false }`
[INFO] [stdout] bb1f20d68ce72f362cb48331aadf472034240882269a01f43383848b65d9f2c0
