[INFO] updating cached repository https://github.com/lollek/iix.se-rust-backend
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5a44e1ce32246883d679b83b2c2dbe1852283f3
[INFO] checking lollek/iix.se-rust-backend against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Flollek%2Fiix.se-rust-backend" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lollek/iix.se-rust-backend on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lollek/iix.se-rust-backend
[INFO] finished tweaking git repo https://github.com/lollek/iix.se-rust-backend
[INFO] tweaked toml for git repo https://github.com/lollek/iix.se-rust-backend written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/lollek/iix.se-rust-backend already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6855909c656c769afe0c0310a60afe031338549c96a5c9ee4f43ead09bf51178
[INFO] running `"docker" "start" "-a" "6855909c656c769afe0c0310a60afe031338549c96a5c9ee4f43ead09bf51178"`
[INFO] [stderr]     Checking socket2 v0.3.6
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking http v0.1.6
[INFO] [stderr]     Checking digest v0.7.4
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling cargo_metadata v0.5.6
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]     Checking postgres-shared v0.4.1
[INFO] [stderr]     Checking h2 v0.1.10
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]    Compiling actix v0.5.8
[INFO] [stderr]     Checking actix-web v0.6.14
[INFO] [stderr]     Checking backend-rustless v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.10s
[INFO] running `"docker" "inspect" "6855909c656c769afe0c0310a60afe031338549c96a5c9ee4f43ead09bf51178"`
[INFO] running `"docker" "rm" "-f" "6855909c656c769afe0c0310a60afe031338549c96a5c9ee4f43ead09bf51178"`
[INFO] [stdout] 6855909c656c769afe0c0310a60afe031338549c96a5c9ee4f43ead09bf51178