[INFO] cloning repository https://github.com/Abdussamed-1/rust_exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abdussamed-1/rust_exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdussamed-1%2Frust_exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdussamed-1%2Frust_exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eae789877849d8ee1d2043981d366f4cb13047e0
[INFO] checking Abdussamed-1/rust_exercise against master#9b81629631b382fd49ee3a20ac47797b1467e52d for pr-146095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdussamed-1%2Frust_exercise" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Abdussamed-1/rust_exercise
[INFO] finished tweaking git repo https://github.com/Abdussamed-1/rust_exercise
[INFO] tweaked toml for git repo https://github.com/Abdussamed-1/rust_exercise written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Abdussamed-1/rust_exercise on toolchain 9b81629631b382fd49ee3a20ac47797b1467e52d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b81629631b382fd49ee3a20ac47797b1467e52d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Abdussamed-1/rust_exercise 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" "+9b81629631b382fd49ee3a20ac47797b1467e52d" "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 escargot v0.5.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+9b81629631b382fd49ee3a20ac47797b1467e52d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d184f113aea7cf448087b2002c96b408a2812681c23910e2ef73700d1c01df94
[INFO] running `Command { std: "docker" "start" "-a" "d184f113aea7cf448087b2002c96b408a2812681c23910e2ef73700d1c01df94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d184f113aea7cf448087b2002c96b408a2812681c23910e2ef73700d1c01df94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d184f113aea7cf448087b2002c96b408a2812681c23910e2ef73700d1c01df94", kill_on_drop: false }`
[INFO] [stdout] d184f113aea7cf448087b2002c96b408a2812681c23910e2ef73700d1c01df94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+9b81629631b382fd49ee3a20ac47797b1467e52d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85c12c7806226190944201d2eb9310de545e329b0dc905408fca379a2c64d71f
[INFO] running `Command { std: "docker" "start" "-a" "85c12c7806226190944201d2eb9310de545e329b0dc905408fca379a2c64d71f", kill_on_drop: false }`
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling escargot v0.5.15
[INFO] [stderr]     Checking task_packages v0.1.0 (/opt/rustwide/workdir/TicketV2/Packages/Task)
[INFO] [stderr]     Checking task_threads_intro v0.1.0 (/opt/rustwide/workdir/Threads/Introduction/Threads - Introduction)
[INFO] [stderr]     Checking task_thiserror v0.1.0 (/opt/rustwide/workdir/TicketV2/thiserror/Task)
[INFO] [stderr]     Checking task_scoped_threads v0.1.0 (/opt/rustwide/workdir/Threads/ScopedThreads/Task)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> Threads/ScopedThreads/Task/src/lib.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn sum(v: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ---                 ^^^ expected `i32`, found `()`
[INFO] [stdout]   |        |
[INFO] [stdout]   |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr]     Checking task_fallibility v0.1.0 (/opt/rustwide/workdir/TicketV2/Fallibility/Task)
[INFO] [stderr] error: could not compile `task_scoped_threads` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: expected type, found `{`
[INFO] [stdout]   --> TicketV2/Fallibility/Task/src/lib.rs:19:82
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Ticket {
[INFO] [stdout]    |             - while parsing this item list starting here
[INFO] [stdout] 19 |     pub fn new(title: String, description: String, status: Status) -> /* TODO */ {
[INFO] [stdout]    |                                                                                  ^ expected type
[INFO] [stdout] ...
[INFO] [stdout] 35 | }
[INFO] [stdout]    | - the item list ends here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task_fallibility` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "85c12c7806226190944201d2eb9310de545e329b0dc905408fca379a2c64d71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c12c7806226190944201d2eb9310de545e329b0dc905408fca379a2c64d71f", kill_on_drop: false }`
[INFO] [stdout] 85c12c7806226190944201d2eb9310de545e329b0dc905408fca379a2c64d71f
