[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 master#f2c70877a7dbc51cd98e2d5d25209b24d4a586d5 for pr-150097
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPSN4%2Flearning-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/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-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/APSN4/learning-rust on toolchain f2c70877a7dbc51cd98e2d5d25209b24d4a586d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "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" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.96
[INFO] [stderr]   Downloaded escargot v0.5.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e970be190884e2c768b66733c293c0b1915d25dd077b52dcf50d96b754d6680
[INFO] running `Command { std: "docker" "start" "-a" "0e970be190884e2c768b66733c293c0b1915d25dd077b52dcf50d96b754d6680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e970be190884e2c768b66733c293c0b1915d25dd077b52dcf50d96b754d6680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e970be190884e2c768b66733c293c0b1915d25dd077b52dcf50d96b754d6680", kill_on_drop: false }`
[INFO] [stdout] 0e970be190884e2c768b66733c293c0b1915d25dd077b52dcf50d96b754d6680
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b9598543e72cf639e47a4ba42d0eb1de56ee4ba867a6bf1aab5be9907c58486
[INFO] running `Command { std: "docker" "start" "-a" "2b9598543e72cf639e47a4ba42d0eb1de56ee4ba867a6bf1aab5be9907c58486", 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]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[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_mutable_slices v0.1.0 (/opt/rustwide/workdir/TicketManagement/MutableSlices/Task)
[INFO] [stderr]     Checking task_interior_mutability v0.1.0 (/opt/rustwide/workdir/Threads/InteriorMutability/Task)
[INFO] [stderr]     Checking task_references_in_memory v0.1.0 (/opt/rustwide/workdir/TicketV1/ReferencesInMemory/Task)
[INFO] [stderr]     Checking task_variables v0.1.0 (/opt/rustwide/workdir/ABasicCalculator/Variables/Task)
[INFO] [stderr]     Checking task_visibility v0.1.0 (/opt/rustwide/workdir/TicketV1/Visibility/Task)
[INFO] [stdout] error: expected type, found `}`
[INFO] [stdout]   --> Threads/InteriorMutability/Task/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct DropTracker<T> {
[INFO] [stdout]    |            ----------- while parsing this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 | }
[INFO] [stdout]    | ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking task_enums v0.1.0 (/opt/rustwide/workdir/TicketV2/Enums/Task)
[INFO] [stdout] error: expected type, found `)`
[INFO] [stdout]   --> Threads/InteriorMutability/Task/src/lib.rs:13:45
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(value: T, counter: /* TODO */) -> Self {
[INFO] [stdout]    |                                             ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking task_traits_intro v0.1.0 (/opt/rustwide/workdir/Traits/Introduction/Traits - Introduction)
[INFO] [stderr]     Checking task_trait v0.1.0 (/opt/rustwide/workdir/Traits/Trait/Task)
[INFO] [stderr]     Checking task_copy_trait v0.1.0 (/opt/rustwide/workdir/Traits/CopyTrait/Task)
[INFO] [stderr]     Checking task_traits_outro v0.1.0 (/opt/rustwide/workdir/Traits/Outro/Task)
[INFO] [stdout] error: mismatched closing delimiter: `}`
[INFO] [stdout]   --> TicketV2/Enums/Task/src/lib.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Ticket {
[INFO] [stdout]    |             - closing delimiter possibly meant for this
[INFO] [stdout] 18 |     pub fn new(title: String, description: String, status: St/* TODO */-> Ticket {
[INFO] [stdout]    |               ^ unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 50 | }
[INFO] [stdout]    | ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this file contains an unclosed delimiter
[INFO] [stdout]   --> TicketV2/Enums/Task/src/lib.rs:50:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Status {
[INFO] [stdout]    |                 - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 50 | }
[INFO] [stdout]    |  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task_enums` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> Traits/CopyTrait/Task/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct WrappingU32 {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     value: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `counter` in this scope
[INFO] [stdout]   --> Threads/InteriorMutability/Task/src/lib.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Self { value, counter }
[INFO] [stdout]    |                       ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> Threads/InteriorMutability/Task/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> Threads/InteriorMutability/Task/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task_interior_mutability` (lib) due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> TicketV1/Visibility/Task/src/lib.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 |     /* TODO */ struct Ticket {
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> TicketV1/Visibility/Task/src/lib.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |     impl Ticket {
[INFO] [stdout]    |     ----------- associated function in this implementation
[INFO] [stdout] 11 |         /* TODO */ fn new(title: String, description: String, status: String) -> Ticket {
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b9598543e72cf639e47a4ba42d0eb1de56ee4ba867a6bf1aab5be9907c58486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b9598543e72cf639e47a4ba42d0eb1de56ee4ba867a6bf1aab5be9907c58486", kill_on_drop: false }`
[INFO] [stdout] 2b9598543e72cf639e47a4ba42d0eb1de56ee4ba867a6bf1aab5be9907c58486
