[INFO] cloning repository https://github.com/HellOwhatAs/rust-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HellOwhatAs/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHellOwhatAs%2Frust-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHellOwhatAs%2Frust-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc3732e346485dc2247c94f73124d256912edf68
[INFO] fixing HellOwhatAs/rust-learn against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHellOwhatAs%2Frust-learn" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HellOwhatAs/rust-learn
[INFO] finished tweaking git repo https://github.com/HellOwhatAs/rust-learn
[INFO] tweaked toml for git repo https://github.com/HellOwhatAs/rust-learn written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HellOwhatAs/rust-learn 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/HellOwhatAs/rust-learn 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-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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] a22b4cc3545e6134e97b285275cd232880946666cd81afefaf83f2b09a1bcf9e
[INFO] running `Command { std: "docker" "start" "a22b4cc3545e6134e97b285275cd232880946666cd81afefaf83f2b09a1bcf9e", 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" "a22b4cc3545e6134e97b285275cd232880946666cd81afefaf83f2b09a1bcf9e" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a22b4cc3545e6134e97b285275cd232880946666cd81afefaf83f2b09a1bcf9e", 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" "a22b4cc3545e6134e97b285275cd232880946666cd81afefaf83f2b09a1bcf9e" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking memoffset v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rust-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/advanced_features.rs:72:18
[INFO] [stdout]    |
[INFO] [stdout] 72 |         unsafe { X.push(75) };
[INFO] [stdout]    |                  ^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable 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: `--force-warn static-mut-refs` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/advanced_features.rs (7 fixes)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/advanced_features.rs:73:35
[INFO] [stdout]    |
[INFO] [stdout] 73 |         println!("{:?}", unsafe { X.clone() });
[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] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.73s
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/advanced_features.rs:72:18
[INFO] [stdout]    |
[INFO] [stdout] 72 |         unsafe { X.push(75) };
[INFO] [stdout]    |                  ^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable 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: `--force-warn static-mut-refs` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/advanced_features.rs:73:35
[INFO] [stdout]    |
[INFO] [stdout] 73 |         println!("{:?}", unsafe { X.clone() });
[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] 
[INFO] [stdout] 
[INFO] [stderr] crater-edition-check: rust-learn v0.1.0 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]     Checking rust-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/smart_pointers.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |             Cons(T, Box<List<T>>),
[INFO] [stdout]    |             ----    ^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -             Cons(T, Box<List<T>>),
[INFO] [stdout] 10 +             Cons(T, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/advanced_features.rs:72:18
[INFO] [stdout]    |
[INFO] [stdout] 72 |         unsafe { X.push(75) };
[INFO] [stdout]    |                  ^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable 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: `#[deny(static_mut_refs)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a shared reference to mutable static
[INFO] [stdout]   --> src/advanced_features.rs:73:35
[INFO] [stdout]    |
[INFO] [stdout] 73 |         println!("{:?}", unsafe { X.clone() });
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `macro_rules!` definition, `#[macro_export]` macro should be written at top level module
[INFO] [stdout]    --> src/advanced_features.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 | /         macro_rules! join {
[INFO] [stdout] 232 | |             (($sep: expr_2021, $l: expr_2021, $r: expr_2021), $($x: expr_2021),*) => {
[INFO] [stdout] 233 | |                 concat!($l, $($x, $sep,)* $r)
[INFO] [stdout] 234 | |             };
[INFO] [stdout] ...   |
[INFO] [stdout] 237 | |             };
[INFO] [stdout] 238 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: remove the `#[macro_export]` or move this `macro_rules!` outside the of the current function `macros`
[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] error: could not compile `rust-learn` (bin "rust-learn") due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/smart_pointers.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |             Cons(T, Box<List<T>>),
[INFO] [stdout]    |             ----    ^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -             Cons(T, Box<List<T>>),
[INFO] [stdout] 10 +             Cons(T, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/advanced_features.rs:72:18
[INFO] [stdout]    |
[INFO] [stdout] 72 |         unsafe { X.push(75) };
[INFO] [stdout]    |                  ^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable 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: `#[deny(static_mut_refs)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a shared reference to mutable static
[INFO] [stdout]   --> src/advanced_features.rs:73:35
[INFO] [stdout]    |
[INFO] [stdout] 73 |         println!("{:?}", unsafe { X.clone() });
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `macro_rules!` definition, `#[macro_export]` macro should be written at top level module
[INFO] [stdout]    --> src/advanced_features.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 | /         macro_rules! join {
[INFO] [stdout] 232 | |             (($sep: expr_2021, $l: expr_2021, $r: expr_2021), $($x: expr_2021),*) => {
[INFO] [stdout] 233 | |                 concat!($l, $($x, $sep,)* $r)
[INFO] [stdout] 234 | |             };
[INFO] [stdout] ...   |
[INFO] [stdout] 237 | |             };
[INFO] [stdout] 238 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: remove the `#[macro_export]` or move this `macro_rules!` outside the of the current function `macros`
[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] error: could not compile `rust-learn` (bin "rust-learn" test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a22b4cc3545e6134e97b285275cd232880946666cd81afefaf83f2b09a1bcf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a22b4cc3545e6134e97b285275cd232880946666cd81afefaf83f2b09a1bcf9e", kill_on_drop: false }`
[INFO] [stdout] a22b4cc3545e6134e97b285275cd232880946666cd81afefaf83f2b09a1bcf9e
