[INFO] cloning repository https://github.com/Crypto-Neutron/Rust-Practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Crypto-Neutron/Rust-Practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypto-Neutron%2FRust-Practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypto-Neutron%2FRust-Practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fa35be5aa089a187d7708b686ddf75c4bdef502
[INFO] documenting Crypto-Neutron/Rust-Practice against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypto-Neutron%2FRust-Practice" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Crypto-Neutron/Rust-Practice on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Crypto-Neutron/Rust-Practice
[INFO] finished tweaking git repo https://github.com/Crypto-Neutron/Rust-Practice
[INFO] tweaked toml for git repo https://github.com/Crypto-Neutron/Rust-Practice written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Crypto-Neutron/Rust-Practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acc0e04ff3c73f1d1389443d5b148abaaa2371071769d9d5b47bc923c0b20658
[INFO] running `Command { std: "docker" "start" "-a" "acc0e04ff3c73f1d1389443d5b148abaaa2371071769d9d5b47bc923c0b20658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acc0e04ff3c73f1d1389443d5b148abaaa2371071769d9d5b47bc923c0b20658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc0e04ff3c73f1d1389443d5b148abaaa2371071769d9d5b47bc923c0b20658", kill_on_drop: false }`
[INFO] [stdout] acc0e04ff3c73f1d1389443d5b148abaaa2371071769d9d5b47bc923c0b20658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1a5fe7f8107ce2adb3dff0b6d41b1af2ac0a926a2e9be1ab6474e83333fecde
[INFO] running `Command { std: "docker" "start" "-a" "d1a5fe7f8107ce2adb3dff0b6d41b1af2ac0a926a2e9be1ab6474e83333fecde", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting study-session v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found keyword `fn`
[INFO] [stdout]    --> src/lists_strings/lists.rs:164:1
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn square(x: &f32) -> f32{
[INFO] [stdout]     | ^^ expected identifier, found keyword
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(` or `<`, found `square`
[INFO] [stdout]    --> src/lists_strings/lists.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn square(x: &f32) -> f32{
[INFO] [stdout]     |    ^^^^^^ expected one of `(` or `<`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `study-session`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name study_session src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=bdd463e483742d39 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-190ed3df2476fe29.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-d80236683885ced5.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d1a5fe7f8107ce2adb3dff0b6d41b1af2ac0a926a2e9be1ab6474e83333fecde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a5fe7f8107ce2adb3dff0b6d41b1af2ac0a926a2e9be1ab6474e83333fecde", kill_on_drop: false }`
[INFO] [stdout] d1a5fe7f8107ce2adb3dff0b6d41b1af2ac0a926a2e9be1ab6474e83333fecde