[INFO] fetching crate warden 0.0.1...
[INFO] checking warden-0.0.1 against beta for pr-78714
[INFO] extracting crate warden 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate warden 0.0.1 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 crates.io crate warden 0.0.1
[INFO] finished tweaking crates.io crate warden 0.0.1
[INFO] tweaked toml for crates.io crate warden 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ad01d50eb426d9389906a07e278bca4cee8098ff29f2a474920a74450509ed5c
[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" "ad01d50eb426d9389906a07e278bca4cee8098ff29f2a474920a74450509ed5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad01d50eb426d9389906a07e278bca4cee8098ff29f2a474920a74450509ed5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad01d50eb426d9389906a07e278bca4cee8098ff29f2a474920a74450509ed5c", kill_on_drop: false }`
[INFO] [stdout] ad01d50eb426d9389906a07e278bca4cee8098ff29f2a474920a74450509ed5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] fa79c4326384307018c4ae491c63ad8f51d34e6f16353e959b35dcf8cd182f87
[INFO] running `Command { std: "docker" "start" "-a" "fa79c4326384307018c4ae491c63ad8f51d34e6f16353e959b35dcf8cd182f87", kill_on_drop: false }`
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]     Checking fallible-iterator v0.1.6
[INFO] [stderr]     Checking skimmer v0.0.2
[INFO] [stderr]     Checking base91 v0.0.1
[INFO] [stderr]     Checking term_grid v0.1.7
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking socket2 v0.3.16
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling stfu8 v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking fraction v0.6.3
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking path_abs v0.4.1
[INFO] [stderr]    Compiling backtrace v0.3.54
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking postgres-shared v0.4.2
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking yamlette v0.0.8
[INFO] [stderr]    Compiling warden_postgres v0.0.1
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]     Checking warden_core v0.0.1
[INFO] [stderr]     Checking warden v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/command/status.rs:29:69
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn database(grid: &mut Grid2, config: &Config) -> Result<Option<Box<Connection>>, Error> {
[INFO] [stdout]    |                                                                     ^^^^^^^^^^ help: use `dyn`: `dyn Connection`
[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/command/status.rs:56:68
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn migrations(grid: &mut Grid2, config: &Config, conn: Option<&Box<Connection>>) -> MainResult {
[INFO] [stdout]    |                                                                    ^^^^^^^^^^ help: use `dyn`: `dyn Connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/command/status.rs:29:69
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn database(grid: &mut Grid2, config: &Config) -> Result<Option<Box<Connection>>, Error> {
[INFO] [stdout]    |                                                                     ^^^^^^^^^^ help: use `dyn`: `dyn Connection`
[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/command/status.rs:56:68
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn migrations(grid: &mut Grid2, config: &Config, conn: Option<&Box<Connection>>) -> MainResult {
[INFO] [stdout]    |                                                                    ^^^^^^^^^^ help: use `dyn`: `dyn Connection`
[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 22.22s
[INFO] running `Command { std: "docker" "inspect" "fa79c4326384307018c4ae491c63ad8f51d34e6f16353e959b35dcf8cd182f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa79c4326384307018c4ae491c63ad8f51d34e6f16353e959b35dcf8cd182f87", kill_on_drop: false }`
[INFO] [stdout] fa79c4326384307018c4ae491c63ad8f51d34e6f16353e959b35dcf8cd182f87