[INFO] cloning repository https://github.com/ProCynic/hello-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ProCynic/hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProCynic%2Fhello-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProCynic%2Fhello-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c765f4a5be06a6192d02bb7f1a1e45489585f028
[INFO] testing ProCynic/hello-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProCynic%2Fhello-rust" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ProCynic/hello-rust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ProCynic/hello-rust
[INFO] finished tweaking git repo https://github.com/ProCynic/hello-rust
[INFO] tweaked toml for git repo https://github.com/ProCynic/hello-rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ProCynic/hello-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/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[INFO] the lockfile is outdated, regenerating it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" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ad77572fe95a4fdf1057ad60d091e40da6d7dcf29591177aecf31e95752dd23
[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" "4ad77572fe95a4fdf1057ad60d091e40da6d7dcf29591177aecf31e95752dd23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ad77572fe95a4fdf1057ad60d091e40da6d7dcf29591177aecf31e95752dd23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad77572fe95a4fdf1057ad60d091e40da6d7dcf29591177aecf31e95752dd23", kill_on_drop: false }`
[INFO] [stdout] 4ad77572fe95a4fdf1057ad60d091e40da6d7dcf29591177aecf31e95752dd23
[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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad59c8c87f81d658963674f260a6d0c52cfcd6e9a9e05c0b2ff61c6ec46b951d
[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" "ad59c8c87f81d658963674f260a6d0c52cfcd6e9a9e05c0b2ff61c6ec46b951d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling bytes v1.0.0
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.1
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling smallvec v1.6.0
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.1
[INFO] [stderr]    Compiling postgres-protocol v0.6.0
[INFO] [stderr]    Compiling postgres-types v0.2.0
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling persistent v0.4.0
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling tokio-stream v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling pin-project-internal v1.0.3
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling bodyparser v0.8.0
[INFO] [stderr]    Compiling pin-project v1.0.3
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling tokio-postgres v0.7.0
[INFO] [stderr]    Compiling postgres v0.19.0
[INFO] [stderr]    Compiling hello_rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `self::postgres::Connection`, `self::postgres::SslMode`
[INFO] [stdout]  --> src/models/mod.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use self::postgres::{Connection, SslMode};
[INFO] [stdout]   |                      ^^^^^^^^^^  ^^^^^^^ no `SslMode` in the root
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      no `Connection` in the root
[INFO] [stdout]   |                      help: a similar name exists in the module (notice the capitalization): `connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ConnectError` in this scope
[INFO] [stdout]   --> src/models/mod.rs:11:50
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait Model {
[INFO] [stdout]    |                - help: you might be missing a type parameter: `<ConnectError>`
[INFO] [stdout] ...
[INFO] [stdout] 11 |     fn get_db_connection() -> Result<Connection, ConnectError> {
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]    --> src/models/mod.rs:9:22
[INFO] [stdout]     |
[INFO] [stdout] 9   |     fn find_one() -> Result<Self, DbError>;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]     |
[INFO] [stdout] 9   |     fn find_one() -> Result<Self, DbError> where Self: Sized;
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]    --> src/models/mod.rs:10:18
[INFO] [stdout]     |
[INFO] [stdout] 10  |     fn find() -> Result<Vec<Self>, DbError>;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]     |
[INFO] [stdout] 10  |     fn find() -> Result<Vec<Self>, DbError> where Self: Sized;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0412, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_rust`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ad59c8c87f81d658963674f260a6d0c52cfcd6e9a9e05c0b2ff61c6ec46b951d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad59c8c87f81d658963674f260a6d0c52cfcd6e9a9e05c0b2ff61c6ec46b951d", kill_on_drop: false }`
[INFO] [stdout] ad59c8c87f81d658963674f260a6d0c52cfcd6e9a9e05c0b2ff61c6ec46b951d