[INFO] cloning repository https://github.com/APSN4/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/APSN4/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPSN4%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPSN4%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79f984923df34e696cb58a3d0dab740632c2a853
[INFO] checking APSN4/learning-rust against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPSN4%2Flearning-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/APSN4/learning-rust
[INFO] finished tweaking git repo https://github.com/APSN4/learning-rust
[INFO] tweaked toml for git repo https://github.com/APSN4/learning-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/APSN4/learning-rust on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/APSN4/learning-rust 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 961ac9320bf21a3aa4e2ea247d3e3ab3b0f06e0e8b3084b9290b9ab30791a072
[INFO] running `Command { std: "docker" "start" "-a" "961ac9320bf21a3aa4e2ea247d3e3ab3b0f06e0e8b3084b9290b9ab30791a072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "961ac9320bf21a3aa4e2ea247d3e3ab3b0f06e0e8b3084b9290b9ab30791a072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "961ac9320bf21a3aa4e2ea247d3e3ab3b0f06e0e8b3084b9290b9ab30791a072", kill_on_drop: false }`
[INFO] [stdout] 961ac9320bf21a3aa4e2ea247d3e3ab3b0f06e0e8b3084b9290b9ab30791a072
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9761724141eea1f9acbb142c1fc63beae0495483d49395e595c68cab3b2c786e
[INFO] running `Command { std: "docker" "start" "-a" "9761724141eea1f9acbb142c1fc63beae0495483d49395e595c68cab3b2c786e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.96
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]    Compiling escargot v0.5.14
[INFO] [stderr]     Checking task_packages v0.1.0 (/opt/rustwide/workdir/TicketV2/Packages/Task)
[INFO] [stderr]     Checking task_factorial v0.1.0 (/opt/rustwide/workdir/ABasicCalculator/Factorial/Task)
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking task_references_in_memory v0.1.0 (/opt/rustwide/workdir/TicketV1/ReferencesInMemory/Task)
[INFO] [stderr]     Checking task_scoped_threads v0.1.0 (/opt/rustwide/workdir/Threads/ScopedThreads/Task)
[INFO] [stderr]     Checking task_futures_introduction v0.1.0 (/opt/rustwide/workdir/Futures/Introduction/Futures - Introduction)
[INFO] [stderr]     Checking task_leaking_memory v0.1.0 (/opt/rustwide/workdir/Threads/LeakingMemory/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] 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] warning: unused import: `std::thread`
[INFO] [stdout]  --> Threads/LeakingMemory/Task/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> Threads/LeakingMemory/Task/src/lib.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 | 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] error: could not compile `task_leaking_memory` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9761724141eea1f9acbb142c1fc63beae0495483d49395e595c68cab3b2c786e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9761724141eea1f9acbb142c1fc63beae0495483d49395e595c68cab3b2c786e", kill_on_drop: false }`
[INFO] [stdout] 9761724141eea1f9acbb142c1fc63beae0495483d49395e595c68cab3b2c786e
