[INFO] cloning repository https://github.com/vegedoge/Rust_Begin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vegedoge/Rust_Begin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvegedoge%2FRust_Begin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvegedoge%2FRust_Begin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d50abe10311833c6e2ac144c662f043bf0891510
[INFO] checking vegedoge/Rust_Begin against try#4c525d43052e921548191f82f6ed9e2f9e98dcb1 for pr-136988
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvegedoge%2FRust_Begin" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vegedoge/Rust_Begin on toolchain 4c525d43052e921548191f82f6ed9e2f9e98dcb1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vegedoge/Rust_Begin
[INFO] finished tweaking git repo https://github.com/vegedoge/Rust_Begin
[INFO] tweaked toml for git repo https://github.com/vegedoge/Rust_Begin written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/vegedoge/Rust_Begin 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" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking vegedoge/Rust_Begin against try#4c525d43052e921548191f82f6ed9e2f9e98dcb1 for pr-136988
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvegedoge%2FRust_Begin" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vegedoge/Rust_Begin on toolchain 4c525d43052e921548191f82f6ed9e2f9e98dcb1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vegedoge/Rust_Begin
[INFO] finished tweaking git repo https://github.com/vegedoge/Rust_Begin
[INFO] tweaked toml for git repo https://github.com/vegedoge/Rust_Begin written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/vegedoge/Rust_Begin 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" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f922b133eae8fa5732a9c75ea1e2fa06a98d44803e2e93d04e1e959aea5b8600
[INFO] running `Command { std: "docker" "start" "-a" "f922b133eae8fa5732a9c75ea1e2fa06a98d44803e2e93d04e1e959aea5b8600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f922b133eae8fa5732a9c75ea1e2fa06a98d44803e2e93d04e1e959aea5b8600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f922b133eae8fa5732a9c75ea1e2fa06a98d44803e2e93d04e1e959aea5b8600", kill_on_drop: false }`
[INFO] [stdout] f922b133eae8fa5732a9c75ea1e2fa06a98d44803e2e93d04e1e959aea5b8600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 137b259f9a662491cba2cc42dfaed9cc89b9d84def84441ee02890f0ad2af6b4
[INFO] running `Command { std: "docker" "start" "-a" "137b259f9a662491cba2cc42dfaed9cc89b9d84def84441ee02890f0ad2af6b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking rust_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/bin/result.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let f = match f {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!` or `::`, found `Message`
[INFO] [stdout]  --> src/bin/enum.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enmu Message{
[INFO] [stdout]   |      ^^^^^^^ expected one of `!` or `::`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a keyword `enum` with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 1 - enmu Message{
[INFO] [stdout] 1 + enum Message{
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_learning` (bin "enum" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/bin/vec.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Person{
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 23 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `one` and `two` are never read
[INFO] [stdout]   --> src/bin/drop.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct HasTwoDrops {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 18 |     one: HasDrop1,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 19 |     two: HasDrop2,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "137b259f9a662491cba2cc42dfaed9cc89b9d84def84441ee02890f0ad2af6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137b259f9a662491cba2cc42dfaed9cc89b9d84def84441ee02890f0ad2af6b4", kill_on_drop: false }`
[INFO] [stdout] 137b259f9a662491cba2cc42dfaed9cc89b9d84def84441ee02890f0ad2af6b4