[INFO] cloning repository https://github.com/fcobackup/fco-backup-fetcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fcobackup/fco-backup-fetcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcobackup%2Ffco-backup-fetcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcobackup%2Ffco-backup-fetcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df70ff99e463baad3a57f91bd924931e41adb830
[INFO] checking fcobackup/fco-backup-fetcher against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcobackup%2Ffco-backup-fetcher" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fcobackup/fco-backup-fetcher on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fcobackup/fco-backup-fetcher
[INFO] finished tweaking git repo https://github.com/fcobackup/fco-backup-fetcher
[INFO] tweaked toml for git repo https://github.com/fcobackup/fco-backup-fetcher written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/fcobackup/fco-backup-fetcher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61864a3689e43c1912a2c2a0170969c96144d9a313618f2802476b848f700729
[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" "61864a3689e43c1912a2c2a0170969c96144d9a313618f2802476b848f700729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61864a3689e43c1912a2c2a0170969c96144d9a313618f2802476b848f700729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61864a3689e43c1912a2c2a0170969c96144d9a313618f2802476b848f700729", kill_on_drop: false }`
[INFO] [stdout] 61864a3689e43c1912a2c2a0170969c96144d9a313618f2802476b848f700729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] d58c1d2720d702dd6626c052120f9da92ecb2bcb7b420ed1621d96e1aa9a01be
[INFO] running `Command { std: "docker" "start" "-a" "d58c1d2720d702dd6626c052120f9da92ecb2bcb7b420ed1621d96e1aa9a01be", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking peresil v0.3.0
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tokio v0.2.17
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking stderrlog v0.2.4
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking sxd-document v0.3.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking sxd-xpath v0.4.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]     Checking quick-xml v0.10.1
[INFO] [stderr]     Checking atom_syndication v0.5.8
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking webdriver_client v0.2.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.13.0
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking fco-backup-fetcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:569:23
[INFO] [stdout]     |
[INFO] [stdout] 569 |     build_driver: Arc<Fn() -> Result<Arc<DriverSession>, String>>,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<Arc<DriverSession>, String>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:573:34
[INFO] [stdout]     |
[INFO] [stdout] 573 |     pub fn new(build_driver: Arc<Fn() -> Result<Arc<DriverSession>, String>>) -> RestartableDriver {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<Arc<DriverSession>, String>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:569:23
[INFO] [stdout]     |
[INFO] [stdout] 569 |     build_driver: Arc<Fn() -> Result<Arc<DriverSession>, String>>,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<Arc<DriverSession>, String>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:573:34
[INFO] [stdout]     |
[INFO] [stdout] 573 |     pub fn new(build_driver: Arc<Fn() -> Result<Arc<DriverSession>, String>>) -> RestartableDriver {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Result<Arc<DriverSession>, String>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.97s
[INFO] running `Command { std: "docker" "inspect" "d58c1d2720d702dd6626c052120f9da92ecb2bcb7b420ed1621d96e1aa9a01be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58c1d2720d702dd6626c052120f9da92ecb2bcb7b420ed1621d96e1aa9a01be", kill_on_drop: false }`
[INFO] [stdout] d58c1d2720d702dd6626c052120f9da92ecb2bcb7b420ed1621d96e1aa9a01be