[INFO] cloning repository https://github.com/goodwillcoding/rust-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goodwillcoding/rust-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodwillcoding%2Frust-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodwillcoding%2Frust-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 202233db71f749b11d215b21682268c414167758
[INFO] checking goodwillcoding/rust-exercises against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodwillcoding%2Frust-exercises" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goodwillcoding/rust-exercises on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/goodwillcoding/rust-exercises
[INFO] finished tweaking git repo https://github.com/goodwillcoding/rust-exercises
[INFO] tweaked toml for git repo https://github.com/goodwillcoding/rust-exercises written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/goodwillcoding/rust-exercises already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xorshift v0.1.1
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded c2-chacha v0.2.2
[INFO] [stderr]   Downloaded rand_hc v0.2.0
[INFO] [stderr]   Downloaded lazy_static v1.3.0
[INFO] [stderr]   Downloaded cloudabi v0.0.3
[INFO] [stderr]   Downloaded rand v0.6.5
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded libc v0.2.62
[INFO] [stderr]   Downloaded getrandom v0.1.10
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded rand_jitter v0.1.4
[INFO] [stderr]   Downloaded rand_pcg v0.1.2
[INFO] [stderr]   Downloaded rand_chacha v0.1.1
[INFO] [stderr]   Downloaded rand_hc v0.1.0
[INFO] [stderr]   Downloaded rand_isaac v0.1.1
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded rand_os v0.1.3
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded wasi v0.5.0
[INFO] [stderr]   Downloaded simple-error v0.2.0
[INFO] [stderr]   Downloaded test_bin v0.2.0
[INFO] [stderr]   Downloaded autocfg v0.1.4
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17bc9ffdf7a56dc44947b742462f0b6578bdb4b31e3c62b5cf9f393f8b33f317
[INFO] running `Command { std: "docker" "start" "-a" "17bc9ffdf7a56dc44947b742462f0b6578bdb4b31e3c62b5cf9f393f8b33f317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17bc9ffdf7a56dc44947b742462f0b6578bdb4b31e3c62b5cf9f393f8b33f317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17bc9ffdf7a56dc44947b742462f0b6578bdb4b31e3c62b5cf9f393f8b33f317", kill_on_drop: false }`
[INFO] [stdout] 17bc9ffdf7a56dc44947b742462f0b6578bdb4b31e3c62b5cf9f393f8b33f317
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad38ffac1486219b13192b237d1434f0f3b07c6c2cb8ce6dd82513177340b329
[INFO] running `Command { std: "docker" "start" "-a" "ad38ffac1486219b13192b237d1434f0f3b07c6c2cb8ce6dd82513177340b329", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking simple-error v0.2.0
[INFO] [stderr]     Checking test_bin v0.2.0
[INFO] [stderr]     Checking problem2 v0.1.0 (/opt/rustwide/workdir/problems/problem2)
[INFO] [stderr]     Checking problem5 v0.1.0 (/opt/rustwide/workdir/problems/problem5)
[INFO] [stderr]     Checking problem4 v0.1.0 (/opt/rustwide/workdir/problems/problem4)
[INFO] [stderr]     Checking problem1 v0.1.0 (/opt/rustwide/workdir/problems/problem1)
[INFO] [stderr]     Checking problem7 v0.1.0 (/opt/rustwide/workdir/problems/problem7)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> problems/problem5/src/lib.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new () -> Self {}
[INFO] [stdout]    |            ---       ^^^^ expected `Mortgage`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr]     Checking exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `problem5` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> problems/problem5/src/lib.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new () -> Self {}
[INFO] [stdout]    |            ---       ^^^^ expected `Mortgage`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `problem5` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ad38ffac1486219b13192b237d1434f0f3b07c6c2cb8ce6dd82513177340b329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad38ffac1486219b13192b237d1434f0f3b07c6c2cb8ce6dd82513177340b329", kill_on_drop: false }`
[INFO] [stdout] ad38ffac1486219b13192b237d1434f0f3b07c6c2cb8ce6dd82513177340b329