[INFO] fetching crate half 2.7.1...
[INFO] fixing half-2.7.1 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate half 2.7.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate half 2.7.1
[INFO] finished tweaking crates.io crate half 2.7.1
[INFO] tweaked toml for crates.io crate half 2.7.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate half 2.7.1 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 crates.io crate half 2.7.1 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-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] 6037999bc8dcc4c06ad7ed50bcd5a1658b2311e56a881369c892a504c5615ae0
[INFO] running `Command { std: "docker" "start" "6037999bc8dcc4c06ad7ed50bcd5a1658b2311e56a881369c892a504c5615ae0", 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" "6037999bc8dcc4c06ad7ed50bcd5a1658b2311e56a881369c892a504c5615ae0" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6037999bc8dcc4c06ad7ed50bcd5a1658b2311e56a881369c892a504c5615ae0", 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" "6037999bc8dcc4c06ad7ed50bcd5a1658b2311e56a881369c892a504c5615ae0" "/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 proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking clap_builder v4.5.32
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking clap v4.5.32
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.26
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking half v2.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]        Fixed src/binary16/arch.rs (6 fixes)
[INFO] [stderr]        Fixed src/binary16/arch/x86.rs (4 fixes)
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/binary16/arch.rs:491:36
[INFO] [stdout]     |
[INFO] [stdout] 491 |         d.copy_from_slice(unsafe { &fn8(chunk) });
[INFO] [stdout]     |           ---------------          ^^^^^^^^^^^ this temporary value will be dropped at the end of the block
[INFO] [stdout]     |           |
[INFO] [stdout]     |           borrow later used by call
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/binary16/arch.rs:526:36
[INFO] [stdout]     |
[INFO] [stdout] 526 |         d.copy_from_slice(unsafe { &f(chunk) });
[INFO] [stdout]     |           ---------------          ^^^^^^^^^ this temporary value will be dropped at the end of the block
[INFO] [stdout]     |           |
[INFO] [stdout]     |           borrow later used by call
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/binary16/arch.rs:491:36
[INFO] [stdout]     |
[INFO] [stdout] 491 |         d.copy_from_slice(unsafe { &fn8(chunk) });
[INFO] [stdout]     |           ---------------          ^^^^^^^^^^^ this temporary value will be dropped at the end of the block
[INFO] [stdout]     |           |
[INFO] [stdout]     |           borrow later used by call
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/binary16/arch.rs:526:36
[INFO] [stdout]     |
[INFO] [stdout] 526 |         d.copy_from_slice(unsafe { &f(chunk) });
[INFO] [stdout]     |           ---------------          ^^^^^^^^^ this temporary value will be dropped at the end of the block
[INFO] [stdout]     |           |
[INFO] [stdout]     |           borrow later used by call
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating benches/convert.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.00s
[INFO] [stderr] crater-edition-check: half v2.7.1 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]     Checking half v2.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/binary16/arch.rs:491:37
[INFO] [stdout]     |
[INFO] [stdout] 491 |         d.copy_from_slice(unsafe { &fn8(chunk) });
[INFO] [stdout]     |           ---------------           ^^^^^^^^^-
[INFO] [stdout]     |           |                         |        |
[INFO] [stdout]     |           |                         |        temporary value is freed at the end of this statement
[INFO] [stdout]     |           |                         creates a temporary value which is freed while still in use
[INFO] [stdout]     |           borrow later used by call
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/binary16/arch.rs:526:37
[INFO] [stdout]     |
[INFO] [stdout] 526 |         d.copy_from_slice(unsafe { &f(chunk) });
[INFO] [stdout]     |           ---------------           ^^^^^^^-
[INFO] [stdout]     |           |                         |      |
[INFO] [stdout]     |           |                         |      temporary value is freed at the end of this statement
[INFO] [stdout]     |           |                         creates a temporary value which is freed while still in use
[INFO] [stdout]     |           borrow later used by call
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `half` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/binary16/arch.rs:491:37
[INFO] [stdout]     |
[INFO] [stdout] 491 |         d.copy_from_slice(unsafe { &fn8(chunk) });
[INFO] [stdout]     |           ---------------           ^^^^^^^^^-
[INFO] [stdout]     |           |                         |        |
[INFO] [stdout]     |           |                         |        temporary value is freed at the end of this statement
[INFO] [stdout]     |           |                         creates a temporary value which is freed while still in use
[INFO] [stdout]     |           borrow later used by call
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/binary16/arch.rs:526:37
[INFO] [stdout]     |
[INFO] [stdout] 526 |         d.copy_from_slice(unsafe { &f(chunk) });
[INFO] [stdout]     |           ---------------           ^^^^^^^-
[INFO] [stdout]     |           |                         |      |
[INFO] [stdout]     |           |                         |      temporary value is freed at the end of this statement
[INFO] [stdout]     |           |                         creates a temporary value which is freed while still in use
[INFO] [stdout]     |           borrow later used by call
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `half` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6037999bc8dcc4c06ad7ed50bcd5a1658b2311e56a881369c892a504c5615ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6037999bc8dcc4c06ad7ed50bcd5a1658b2311e56a881369c892a504c5615ae0", kill_on_drop: false }`
[INFO] [stdout] 6037999bc8dcc4c06ad7ed50bcd5a1658b2311e56a881369c892a504c5615ae0
