[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#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPSN4%2Flearning-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/APSN4/learning-rust on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "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" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 146dd4597e36c821e5593b6cabc5b2fbc754a98bb68082cb60214636cd192bd1
[INFO] running `Command { std: "docker" "start" "-a" "146dd4597e36c821e5593b6cabc5b2fbc754a98bb68082cb60214636cd192bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "146dd4597e36c821e5593b6cabc5b2fbc754a98bb68082cb60214636cd192bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "146dd4597e36c821e5593b6cabc5b2fbc754a98bb68082cb60214636cd192bd1", kill_on_drop: false }`
[INFO] [stdout] 146dd4597e36c821e5593b6cabc5b2fbc754a98bb68082cb60214636cd192bd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 711c3174a3ecff65aa99c9d87a6ab05fb3b4a54f71f65cf77aee62c073d598cf
[INFO] running `Command { std: "docker" "start" "-a" "711c3174a3ecff65aa99c9d87a6ab05fb3b4a54f71f65cf77aee62c073d598cf", 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]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking tracing-core v0.1.34
[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_deref_trait v0.1.0 (/opt/rustwide/workdir/Traits/DerefTrait/Task)
[INFO] [stderr]     Checking task_orphan_rule v0.1.0 (/opt/rustwide/workdir/Traits/OrphanRule/Task)
[INFO] [stderr]     Checking task_branching v0.1.0 (/opt/rustwide/workdir/ABasicCalculator/BranchingIfElse/Task)
[INFO] [stderr]     Checking task_overflow_and_underflow v0.1.0 (/opt/rustwide/workdir/ABasicCalculator/OverflowAndUnderflow/Task)
[INFO] [stderr]     Checking task_interior_mutability v0.1.0 (/opt/rustwide/workdir/Threads/InteriorMutability/Task)
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for primitive types
[INFO] [stdout]  --> Traits/OrphanRule/Task/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl PartialEq for u32 {
[INFO] [stdout]   | ^^^^^---------^^^^^---
[INFO] [stdout]   |      |             |
[INFO] [stdout]   |      |             `u32` is not defined in the current crate
[INFO] [stdout]   |      `u32` is not defined in the current crate
[INFO] [stdout]   |
[INFO] [stdout]   = note: impl doesn't have any local type before any uncovered type parameters
[INFO] [stdout]   = note: for more information see https://doc.rust-lang.org/reference/items/implementations.html#orphan-rules
[INFO] [stdout]   = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> Traits/OrphanRule/Task/src/lib.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn eq(&self, _other: &Self) -> bool {
[INFO] [stdout]   |        --                          ^^^^ expected `bool`, found `()`
[INFO] [stdout]   |        |
[INFO] [stdout]   |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0117, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0117`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task_orphan_rule` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0425]: cannot find value `s` in this scope
[INFO] [stdout]   --> Traits/DerefTrait/Task/src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         s/* TODO */    }
[INFO] [stdout]    |         ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `s` in this scope
[INFO] [stdout]   --> Traits/DerefTrait/Task/src/lib.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         s/* TODO */    }
[INFO] [stdout]    |         ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[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] [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] error: could not compile `task_deref_trait` (lib) due to 2 previous errors
[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] running `Command { std: "docker" "inspect" "711c3174a3ecff65aa99c9d87a6ab05fb3b4a54f71f65cf77aee62c073d598cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711c3174a3ecff65aa99c9d87a6ab05fb3b4a54f71f65cf77aee62c073d598cf", kill_on_drop: false }`
[INFO] [stdout] 711c3174a3ecff65aa99c9d87a6ab05fb3b4a54f71f65cf77aee62c073d598cf
