[INFO] cloning repository https://github.com/evan-a-w/gc_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evan-a-w/gc_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevan-a-w%2Fgc_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevan-a-w%2Fgc_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4155c6b5b302a039ef27d054c014d9c71e3462e0
[INFO] fixing evan-a-w/gc_rs 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%2Fevan-a-w%2Fgc_rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/evan-a-w/gc_rs
[INFO] finished tweaking git repo https://github.com/evan-a-w/gc_rs
[INFO] tweaked toml for git repo https://github.com/evan-a-w/gc_rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/evan-a-w/gc_rs 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/evan-a-w/gc_rs 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] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ff3f8386eca2583fa63bc045385870f79eec061ba7521f927f0ce1893286913e
[INFO] running `Command { std: "docker" "start" "ff3f8386eca2583fa63bc045385870f79eec061ba7521f927f0ce1893286913e", 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" "ff3f8386eca2583fa63bc045385870f79eec061ba7521f927f0ce1893286913e" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff3f8386eca2583fa63bc045385870f79eec061ba7521f927f0ce1893286913e", 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" "ff3f8386eca2583fa63bc045385870f79eec061ba7521f927f0ce1893286913e" "/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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating gc_rs/Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Migrating gc_rs_derive/Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Migrating gc_rs_tests/Cargo.toml from 2021 edition to 2024
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking quote v1.0.14
[INFO] [stderr]     Checking synstructure v0.12.6
[INFO] [stderr]     Checking gc_rs_derive v0.1.0 (/opt/rustwide/workdir/gc_rs_derive)
[INFO] [stderr]    Migrating gc_rs_derive/src/lib.rs from 2021 edition to 2024
[INFO] [stderr]     Checking gc_rs v0.1.0 (/opt/rustwide/workdir/gc_rs)
[INFO] [stderr]    Migrating gc_rs/src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed gc_rs/src/gc_state.rs (3 fixes)
[INFO] [stderr]        Fixed gc_rs/src/gc.rs (11 fixes)
[INFO] [stderr]     Checking gc_rs_tests v0.1.0 (/opt/rustwide/workdir/gc_rs_tests)
[INFO] [stderr]    Migrating gc_rs_tests/src/lib.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating gc_rs/src/main.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating gc_rs_tests/src/bin.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.01s
[INFO] [stderr] crater-edition-check: gc_rs v0.1.0 (/opt/rustwide/workdir/gc_rs) updating edition from 2021 to 2024
[INFO] [stderr] crater-edition-check: gc_rs_derive v0.1.0 (/opt/rustwide/workdir/gc_rs_derive) updating edition from 2021 to 2024
[INFO] [stderr] crater-edition-check: gc_rs_tests v0.1.0 (/opt/rustwide/workdir/gc_rs_tests) updating edition from 2021 to 2024
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling gc_rs_derive v0.1.0 (/opt/rustwide/workdir/gc_rs_derive)
[INFO] [stdout] warning: unused import: `proc_macro2::TokenStream`
[INFO] [stdout]  --> gc_rs_derive/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proc_macro2::TokenStream;
[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: `proc_macro2::TokenStream`
[INFO] [stdout]  --> gc_rs_derive/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proc_macro2::TokenStream;
[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: `proc_macro2::TokenStream`
[INFO] [stdout]  --> gc_rs_derive/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proc_macro2::TokenStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking gc_rs v0.1.0 (/opt/rustwide/workdir/gc_rs)
[INFO] [stdout] warning: unused import: `RefCell`
[INFO] [stdout]  --> gc_rs/src/gc.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::{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::marker::PhantomData`
[INFO] [stdout]  --> gc_rs/src/gc.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefCell`
[INFO] [stdout]  --> gc_rs/src/gc.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::{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::marker::PhantomData`
[INFO] [stdout]  --> gc_rs/src/gc.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `log_syntax` is declared but not used
[INFO] [stdout]  --> gc_rs/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(log_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking gc_rs_tests v0.1.0 (/opt/rustwide/workdir/gc_rs_tests)
[INFO] [stdout] warning: feature `log_syntax` is declared but not used
[INFO] [stdout]  --> gc_rs/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(log_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> gc_rs_tests/src/lib.rs:175:14
[INFO] [stdout]     |
[INFO] [stdout] 175 |     #[derive(Trace)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> gc_rs_tests/src/lib.rs:202:14
[INFO] [stdout]     |
[INFO] [stdout] 202 |     #[derive(Trace)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> gc_rs_tests/src/lib.rs:242:14
[INFO] [stdout]     |
[INFO] [stdout] 242 |     #[derive(Trace)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> gc_rs_tests/src/lib.rs:293:14
[INFO] [stdout]     |
[INFO] [stdout] 293 |     #[derive(Trace, Clone, PartialEq)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gc_rs_tests` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]   --> gc_rs_tests/src/lib.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |         #[derive(Trace)]
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  occurs within macro expansion
[INFO] [stdout]    |                  occurs within macro expansion
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]    = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]   --> gc_rs_tests/src/lib.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |         #[derive(Trace)]
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  occurs within macro expansion
[INFO] [stdout]    |                  occurs within macro expansion
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]    = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> gc_rs_tests/src/lib.rs:175:14
[INFO] [stdout]     |
[INFO] [stdout] 175 |     #[derive(Trace)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> gc_rs_tests/src/lib.rs:202:14
[INFO] [stdout]     |
[INFO] [stdout] 202 |     #[derive(Trace)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> gc_rs_tests/src/lib.rs:242:14
[INFO] [stdout]     |
[INFO] [stdout] 242 |     #[derive(Trace)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> gc_rs_tests/src/lib.rs:293:14
[INFO] [stdout]     |
[INFO] [stdout] 293 |     #[derive(Trace, Clone, PartialEq)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |              occurs within macro expansion
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the derive macro `Trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gc_rs_tests` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "ff3f8386eca2583fa63bc045385870f79eec061ba7521f927f0ce1893286913e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff3f8386eca2583fa63bc045385870f79eec061ba7521f927f0ce1893286913e", kill_on_drop: false }`
[INFO] [stdout] ff3f8386eca2583fa63bc045385870f79eec061ba7521f927f0ce1893286913e
