[INFO] cloning repository https://github.com/antondc/rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antondc/rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantondc%2Frust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantondc%2Frust-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d676bb4fffa2ba473a63f971828325eb923d1bc8
[INFO] fixing antondc/rust-book 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%2Fantondc%2Frust-book" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/antondc/rust-book
[INFO] finished tweaking git repo https://github.com/antondc/rust-book
[INFO] tweaked toml for git repo https://github.com/antondc/rust-book written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/antondc/rust-book 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/antondc/rust-book 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-1-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2724d4141c5d6888861d9f0fa0e796117d8082b1708938548ac25c56eab21fe3
[INFO] running `Command { std: "docker" "start" "2724d4141c5d6888861d9f0fa0e796117d8082b1708938548ac25c56eab21fe3", 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" "2724d4141c5d6888861d9f0fa0e796117d8082b1708938548ac25c56eab21fe3" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2724d4141c5d6888861d9f0fa0e796117d8082b1708938548ac25c56eab21fe3", 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" "2724d4141c5d6888861d9f0fa0e796117d8082b1708938548ac25c56eab21fe3" "/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]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro)
[INFO] [stderr]     Checking add-one v0.1.0 (/opt/rustwide/workdir/src/cap_14_01_cargo_crates/add-one)
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive)
[INFO] [stderr]     Checking rust_book_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `kinds::SecondaryColor`
[INFO] [stdout]  --> src/cap_14_01_cargo_crates/art.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use kinds::SecondaryColor;
[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 imports: `PendingReview` and `Published`
[INFO] [stdout]  --> src/cap_17_03_01_oop_state_pattern/post/mod.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use states::{Draft, PendingReview, Published, State};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kinds::SecondaryColor`
[INFO] [stdout]  --> src/cap_14_01_cargo_crates/art.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use kinds::SecondaryColor;
[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 imports: `PendingReview` and `Published`
[INFO] [stdout]  --> src/cap_17_03_01_oop_state_pattern/post/mod.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use states::{Draft, PendingReview, Published, State};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cap_15_05_smart_pointers_refcell/limit_tracker.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn new(messenger: &T, max: usize) -> LimitTracker<T> {
[INFO] [stdout]    |                         ^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn new(messenger: &T, max: usize) -> LimitTracker<'_, T> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/cap_19_01_unsafe_rust/mod.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |     println!("COUNTER: {}", COUNTER);
[INFO] [stdout]     |                             ^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `macro_rules!` definition, `#[macro_export]` macro should be written at top level module
[INFO] [stdout]   --> src/cap_19_05_macros/mod.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 | /   macro_rules! vec_simplified {
[INFO] [stdout] 22 | |     ( $( $x:expr ),* ) => {
[INFO] [stdout] 23 | |         {
[INFO] [stdout] 24 | |             let mut temp_vec = Vec::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     };
[INFO] [stdout] 31 | |   }
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the `#[macro_export]` or move this `macro_rules!` outside the of the current function `run`
[INFO] [stdout]    = note: a `macro_rules!` definition is non-local if it is nested inside an item and has a `#[macro_export]` attribute
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cap_15_05_smart_pointers_refcell/limit_tracker.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn new(messenger: &T, max: usize) -> LimitTracker<T> {
[INFO] [stdout]    |                         ^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn new(messenger: &T, max: usize) -> LimitTracker<'_, T> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/cap_19_01_unsafe_rust/mod.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |     println!("COUNTER: {}", COUNTER);
[INFO] [stdout]     |                             ^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `macro_rules!` definition, `#[macro_export]` macro should be written at top level module
[INFO] [stdout]   --> src/cap_19_05_macros/mod.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 | /   macro_rules! vec_simplified {
[INFO] [stdout] 22 | |     ( $( $x:expr ),* ) => {
[INFO] [stdout] 23 | |         {
[INFO] [stdout] 24 | |             let mut temp_vec = Vec::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     };
[INFO] [stdout] 31 | |   }
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the `#[macro_export]` or move this `macro_rules!` outside the of the current function `run`
[INFO] [stdout]    = note: a `macro_rules!` definition is non-local if it is nested inside an item and has a `#[macro_export]` attribute
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.57s
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "2724d4141c5d6888861d9f0fa0e796117d8082b1708938548ac25c56eab21fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2724d4141c5d6888861d9f0fa0e796117d8082b1708938548ac25c56eab21fe3", kill_on_drop: false }`
[INFO] [stdout] 2724d4141c5d6888861d9f0fa0e796117d8082b1708938548ac25c56eab21fe3
