[INFO] updating cached repository https://github.com/brson/my-first-contribution
[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] a041783bfc8d90658703a7dc2d5d7dda91c79a57
[INFO] checking brson/my-first-contribution against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrson%2Fmy-first-contribution" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brson/my-first-contribution on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/brson/my-first-contribution
[INFO] finished tweaking git repo https://github.com/brson/my-first-contribution
[INFO] tweaked toml for git repo https://github.com/brson/my-first-contribution written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/brson/my-first-contribution already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/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" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bee00cc08bae320b093b63c40bdda623ddee417b796519b43b08617f74e5f283
[INFO] running `"docker" "start" "-a" "bee00cc08bae320b093b63c40bdda623ddee417b796519b43b08617f74e5f283"`
[INFO] [stderr]     Checking my-first-contribution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::__rand`
[INFO] [stderr]   --> src/main.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::__rand::{thread_rng, Rng};
[INFO] [stderr]    |          ^^^^^^ could not find `__rand` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate rand;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 3 parameters but 2 parameters were supplied
[INFO] [stderr]   --> src/main.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     router.get("/", move |_: &mut Request| {
[INFO] [stderr]    |            ^^^ expected 3 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::__rand`
[INFO] [stderr]   --> src/main.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::__rand::{thread_rng, Rng};
[INFO] [stderr]    |          ^^^^^^ could not find `__rand` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate rand;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 3 parameters but 2 parameters were supplied
[INFO] [stderr]   --> src/main.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     router.get("/", move |_: &mut Request| {
[INFO] [stderr]    |            ^^^ expected 3 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 3 parameters but 2 parameters were supplied
[INFO] [stderr]   --> src/main.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |     router.get("/css.css", move |_: &mut Request| {
[INFO] [stderr]    |            ^^^ expected 3 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 3 parameters but 2 parameters were supplied
[INFO] [stderr]   --> src/main.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     router.get("/js.js", move |_: &mut Request| {
[INFO] [stderr]    |            ^^^ expected 3 parameters
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error[E0061]: this function takes 3 parameters but 2 parameters were supplied
[INFO] [stderr]   --> src/main.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |     router.get("/css.css", move |_: &mut Request| {
[INFO] [stderr]    |            ^^^ expected 3 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 3 parameters but 2 parameters were supplied
[INFO] [stderr]   --> src/main.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     router.get("/js.js", move |_: &mut Request| {
[INFO] [stderr]    |            ^^^ expected 3 parameters
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `my-first-contribution`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `my-first-contribution`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bee00cc08bae320b093b63c40bdda623ddee417b796519b43b08617f74e5f283"`
[INFO] running `"docker" "rm" "-f" "bee00cc08bae320b093b63c40bdda623ddee417b796519b43b08617f74e5f283"`
[INFO] [stdout] bee00cc08bae320b093b63c40bdda623ddee417b796519b43b08617f74e5f283