[INFO] cloning repository https://github.com/RobMandelings/Small_Illustrations
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RobMandelings/Small_Illustrations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobMandelings%2FSmall_Illustrations", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobMandelings%2FSmall_Illustrations'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92cdf3a924d3ebc9a6dbf49ffe23baf5c9b911a8
[INFO] fixing RobMandelings/Small_Illustrations against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobMandelings%2FSmall_Illustrations" "/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/RobMandelings/Small_Illustrations
[INFO] finished tweaking git repo https://github.com/RobMandelings/Small_Illustrations
[INFO] tweaked toml for git repo https://github.com/RobMandelings/Small_Illustrations written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RobMandelings/Small_Illustrations on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/RobMandelings/Small_Illustrations 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b4300711f4ca5c9f0b3ba3ddc878314dc728930c86b8dd72c8ff1e9cbe355f22
[INFO] running `Command { std: "docker" "start" "b4300711f4ca5c9f0b3ba3ddc878314dc728930c86b8dd72c8ff1e9cbe355f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b4300711f4ca5c9f0b3ba3ddc878314dc728930c86b8dd72c8ff1e9cbe355f22" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4300711f4ca5c9f0b3ba3ddc878314dc728930c86b8dd72c8ff1e9cbe355f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b4300711f4ca5c9f0b3ba3ddc878314dc728930c86b8dd72c8ff1e9cbe355f22" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking Small_Illustrations v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `prototypes`
[INFO] [stdout]  --> src/bin/slices_and_return.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use prototypes::{event, Event};
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `prototypes`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `prototypes`, use `cargo add prototypes` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0597]: `x` does not live long enough
[INFO] [stdout]   --> src/bin/threads_non_static_ref.rs:5:19
[INFO] [stdout]    |
[INFO] [stdout]  4 |       let x: i32 = 5;             // i32: Sync, so &i32: Send
[INFO] [stdout]    |           - binding `x` declared here
[INFO] [stdout]  5 |       let r: &i32 = &x;           // r: &i32, but lifetime tied to main (non-'static)
[INFO] [stdout]    |                     ^^ borrowed value does not live long enough
[INFO] [stdout]  6 |
[INFO] [stdout]  7 | /     thread::spawn(move || {
[INFO] [stdout]  8 | |         // error: `r` has non-`'static` lifetime, cannot be moved into thread
[INFO] [stdout]  9 | |         println!("{r}");
[INFO] [stdout] 10 | |     });
[INFO] [stdout]    | |______- argument requires that `x` is borrowed for `'static`
[INFO] [stdout] 11 |   }
[INFO] [stdout]    |   - `x` dropped here while still borrowed
[INFO] [stdout]    |
[INFO] [stdout] note: requirement that the value outlives `'static` introduced here
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/thread/functions.rs:128:14
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Small_Illustrations` (bin "slices_and_return" test) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `Small_Illustrations` (bin "threads_non_static_ref") due to 1 previous error
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/scoped_threads.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut numbers = vec![1, 2, 3, 4];
[INFO] [stdout]   |         ----^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/bin/recursion_lifetimes.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Event {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] 3 |     id: u32,
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/bin/recursion_lifetimes.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Event {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] 3 |     id: u32,
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4300711f4ca5c9f0b3ba3ddc878314dc728930c86b8dd72c8ff1e9cbe355f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4300711f4ca5c9f0b3ba3ddc878314dc728930c86b8dd72c8ff1e9cbe355f22", kill_on_drop: false }`
[INFO] [stdout] b4300711f4ca5c9f0b3ba3ddc878314dc728930c86b8dd72c8ff1e9cbe355f22
