[INFO] fetching crate custom-print 1.0.0...
[INFO] checking custom-print-1.0.0 against try#65132f36b923285d5da381c2fbafee6ce899e841 for pr-132712-1
[INFO] extracting crate custom-print 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate custom-print 1.0.0 on toolchain 65132f36b923285d5da381c2fbafee6ce899e841
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate custom-print 1.0.0
[INFO] finished tweaking crates.io crate custom-print 1.0.0
[INFO] tweaked toml for crates.io crate custom-print 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 78 packages to latest compatible versions
[INFO] [stderr]       Adding readme-sync v0.2.1 (available: v0.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79cdca9ffd378696e494f279a6c0d1b2a5dead68a81dc3d9733669a353b39486
[INFO] running `Command { std: "docker" "start" "-a" "79cdca9ffd378696e494f279a6c0d1b2a5dead68a81dc3d9733669a353b39486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79cdca9ffd378696e494f279a6c0d1b2a5dead68a81dc3d9733669a353b39486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79cdca9ffd378696e494f279a6c0d1b2a5dead68a81dc3d9733669a353b39486", kill_on_drop: false }`
[INFO] [stdout] 79cdca9ffd378696e494f279a6c0d1b2a5dead68a81dc3d9733669a353b39486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aae9eb09c0a1172d3b0c81b52f06e9cc33b6655cb2b2f8c80f1eecddcfc9b63e
[INFO] running `Command { std: "docker" "start" "-a" "aae9eb09c0a1172d3b0c81b52f06e9cc33b6655cb2b2f8c80f1eecddcfc9b63e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]     Checking unicase v2.8.0
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking codemap v0.1.3
[INFO] [stderr]     Checking codemap-diagnostic v0.1.2
[INFO] [stderr]     Checking custom-print v1.0.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/macros/write.rs (2 fixes)
[INFO] [stderr]        Fixed src/macros/writer_expr.rs (1 fix)
[INFO] [stderr]        Fixed src/macros/writer.rs (2 fixes)
[INFO] [stderr]        Fixed src/macros/dbgwrite.rs (12 fixes)
[INFO] [stderr]        Fixed src/write_fns.rs (1 fix)
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking zerofrom v0.1.5
[INFO] [stderr]     Checking yoke v0.7.5
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking serde v1.0.215
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking readme-sync v0.2.1
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking version-sync v0.9.5
[INFO] [stderr]    Migrating tests/readme.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/cchar_io_try_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/panic_hook.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/concat_try_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/concat_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/cchar_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/dbg.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/extern_fn.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/line_writer.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed tests/extern_fn.rs (1 fix)
[INFO] [stderr]    Migrating tests/buf_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/unsafe_fn2.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed tests/unsafe_fn2.rs (1 fix)
[INFO] [stderr]    Migrating tests/unsafe_fn1_path.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/cchar_fmt_try_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/fmt_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/shadowing_with_macros.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/shadowing_with_use.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/try_print.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/fmt_try_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/io_partial_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/io_writer.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/unsafe_fn1.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/version.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/try_dbg.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/io_try_writer.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.69s
[INFO] [stderr] Running `cargo check` to verify 2024
[INFO] [stderr]     Checking custom-print v1.0.0 (/tmp/fixit)
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]   --> tests/extern_fn.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         print!("first");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::define_writer_expr` which comes from the expansion of the macro `print` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]   --> tests/extern_fn.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         print!("first {}\nthird\n", black_box("second"));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::define_writer_expr` which comes from the expansion of the macro `print` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]   --> tests/extern_fn.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         println!();
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::define_writer_expr` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]   --> tests/extern_fn.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         println!("first");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::define_writer_expr` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]   --> tests/extern_fn.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         println!("first {}\nthird\n", black_box("second"));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::define_writer_expr` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `custom-print` (test "extern_fn") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to check after updating to 2024
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "aae9eb09c0a1172d3b0c81b52f06e9cc33b6655cb2b2f8c80f1eecddcfc9b63e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae9eb09c0a1172d3b0c81b52f06e9cc33b6655cb2b2f8c80f1eecddcfc9b63e", kill_on_drop: false }`
[INFO] [stdout] aae9eb09c0a1172d3b0c81b52f06e9cc33b6655cb2b2f8c80f1eecddcfc9b63e