[INFO] cloning repository https://github.com/11MK/100-exercises-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/11MK/100-exercises-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e7da6766b4d1615f764cae237f14bfa65c86c44
[INFO] checking 11MK/100-exercises-rust against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/11MK/100-exercises-rust
[INFO] finished tweaking git repo https://github.com/11MK/100-exercises-rust
[INFO] tweaked toml for git repo https://github.com/11MK/100-exercises-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/11MK/100-exercises-rust on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/11MK/100-exercises-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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c794888f57edf9704287a61abd0ccdaf28c61a55db80869e86c897b6cbff06e9
[INFO] running `Command { std: "docker" "start" "-a" "c794888f57edf9704287a61abd0ccdaf28c61a55db80869e86c897b6cbff06e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c794888f57edf9704287a61abd0ccdaf28c61a55db80869e86c897b6cbff06e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c794888f57edf9704287a61abd0ccdaf28c61a55db80869e86c897b6cbff06e9", kill_on_drop: false }`
[INFO] [stdout] c794888f57edf9704287a61abd0ccdaf28c61a55db80869e86c897b6cbff06e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb45351dfdc5c56b91ad00dbea202247539bf32140a5bb50730c669d69eb6108
[INFO] running `Command { std: "docker" "start" "-a" "eb45351dfdc5c56b91ad00dbea202247539bf32140a5bb50730c669d69eb6108", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro)
[INFO] [stderr]     Checking outro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/13_outro)
[INFO] [stderr]     Checking deref v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/06_deref)
[INFO] [stderr]     Checking intro_07 v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/00_intro)
[INFO] [stderr]     Checking stack v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/08_stack)
[INFO] [stderr]     Checking sized v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/07_sized)
[INFO] [stderr]     Checking struct_ v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/01_struct)
[INFO] [stderr]     Checking syntax v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/01_syntax)
[INFO] [stderr]     Checking while_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/06_while)
[INFO] [stderr]     Checking ownership v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/06_ownership)
[INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `,`
[INFO] [stdout]  --> exercises/01_intro/01_syntax/src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn compute(a, b) -> u32 {
[INFO] [stdout]   |             ^ expected one of `:`, `@`, or `|`
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a parameter name, give it a type
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn compute(a: TypeName, b) -> u32 {
[INFO] [stdout]   |             ++++++++++
[INFO] [stdout] help: if this is a type, explicitly ignore the parameter name
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn compute(_: a, b) -> u32 {
[INFO] [stdout]   |            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `)`
[INFO] [stdout]  --> exercises/01_intro/01_syntax/src/lib.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn compute(a, b) -> u32 {
[INFO] [stdout]   |                ^ expected one of `:`, `@`, or `|`
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a parameter name, give it a type
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn compute(a, b: TypeName) -> u32 {
[INFO] [stdout]   |                ++++++++++
[INFO] [stdout] help: if this is a type, explicitly ignore the parameter name
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn compute(a, _: b) -> u32 {
[INFO] [stdout]   |               ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntax` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Order` in this scope
[INFO] [stdout]   --> exercises/03_ticket_v1/01_struct/src/lib.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let order = Order {
[INFO] [stdout]    |                     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Order` in this scope
[INFO] [stdout]   --> exercises/03_ticket_v1/01_struct/src/lib.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let order = Order {
[INFO] [stdout]    |                     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> exercises/03_ticket_v1/01_struct/src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]  --> exercises/04_traits/07_sized/src/lib.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 |     std::mem::size_of::<str>();
[INFO] [stdout]   |                         ^^^ doesn't have a size known at compile-time
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required by an implicit `Sized` bound in `std::mem::size_of`
[INFO] [stdout]  --> /rustc/04ff05c9c0cfbca33115c5f1b8bb20a66a54b799/library/core/src/mem/mod.rs:335:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sized` (lib test) due to 1 previous error
[INFO] [stderr] error: could not compile `struct_` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> exercises/02_basic_calculator/06_while/src/lib.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn factorial(n: u32) -> u32 {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/07_threads/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]   --> exercises/04_traits/06_deref/src/lib.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Ticket {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout]  8 |     title: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]  9 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     status: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb45351dfdc5c56b91ad00dbea202247539bf32140a5bb50730c669d69eb6108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb45351dfdc5c56b91ad00dbea202247539bf32140a5bb50730c669d69eb6108", kill_on_drop: false }`
[INFO] [stdout] eb45351dfdc5c56b91ad00dbea202247539bf32140a5bb50730c669d69eb6108
