[INFO] fetching crate libecc 0.2.2...
[INFO] fixing libecc-0.2.2 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate libecc 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate libecc 0.2.2
[INFO] finished tweaking crates.io crate libecc 0.2.2
[INFO] tweaked toml for crates.io crate libecc 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libecc 0.2.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding phf v0.10.1 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[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] b306a983802ad0cdd356c4ab93ab84db60df743f7a1cb97525880484db3c9ac9
[INFO] running `Command { std: "docker" "start" "b306a983802ad0cdd356c4ab93ab84db60df743f7a1cb97525880484db3c9ac9", 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" "b306a983802ad0cdd356c4ab93ab84db60df743f7a1cb97525880484db3c9ac9" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b306a983802ad0cdd356c4ab93ab84db60df743f7a1cb97525880484db3c9ac9", 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" "b306a983802ad0cdd356c4ab93ab84db60df743f7a1cb97525880484db3c9ac9" "/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]     Checking bitvec v1.1.1
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking libecc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/math/matrix.rs:113:11
[INFO] [stdout]     |
[INFO] [stdout] 110 |         x.extend_from_slice({
[INFO] [stdout]     |           ----------------- borrow later used by call
[INFO] [stdout] ...
[INFO] [stdout] 113 |           identity_mat.clone().as_slice()
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^ this temporary value will be dropped at the end of the block
[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/math/matrix.rs:113:11
[INFO] [stdout]     |
[INFO] [stdout] 110 |         x.extend_from_slice({
[INFO] [stdout]     |           ----------------- borrow later used by call
[INFO] [stdout] ...
[INFO] [stdout] 113 |           identity_mat.clone().as_slice()
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^ this temporary value will be dropped at the end of the block
[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] [stderr]    Migrating benches/bench_rs.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating benches/bench_hamming.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/test_hamming_async.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating tests/test_rs_async.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.00s
[INFO] [stderr] crater-edition-check: libecc v0.2.2 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]     Checking libecc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Context`, `Error`, and `bail`
[INFO] [stdout]  --> src/error.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use anyhow::{anyhow, bail, ensure, Context, Error, Result};
[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: `Context`, `Error`, and `bail`
[INFO] [stdout]  --> src/error.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use anyhow::{anyhow, bail, ensure, Context, Error, Result};
[INFO] [stdout]   |                          ^^^^          ^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `bitvec::slice::BitSlice::<T, O>::shift_left`: Use `.shift_start()` instead
[INFO] [stdout]   --> src/hamming/util.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |     shifted.shift_left(ord - deg);
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/math/matrix.rs:113:11
[INFO] [stdout]     |
[INFO] [stdout] 110 |         x.extend_from_slice({
[INFO] [stdout]     |           ----------------- borrow later used by call
[INFO] [stdout] ...
[INFO] [stdout] 113 |           identity_mat.clone().as_slice()
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^          - temporary value is freed at the end of this statement
[INFO] [stdout]     |           |
[INFO] [stdout]     |           creates a temporary value which is freed while still in use
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `bitvec::slice::BitSlice::<T, O>::shift_left`: Use `.shift_start()` instead
[INFO] [stdout]   --> src/hamming/util.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |     shifted.shift_left(ord - deg);
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libecc` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/math/matrix.rs:113:11
[INFO] [stdout]     |
[INFO] [stdout] 110 |         x.extend_from_slice({
[INFO] [stdout]     |           ----------------- borrow later used by call
[INFO] [stdout] ...
[INFO] [stdout] 113 |           identity_mat.clone().as_slice()
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^          - temporary value is freed at the end of this statement
[INFO] [stdout]     |           |
[INFO] [stdout]     |           creates a temporary value which is freed while still in use
[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 `libecc` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b306a983802ad0cdd356c4ab93ab84db60df743f7a1cb97525880484db3c9ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b306a983802ad0cdd356c4ab93ab84db60df743f7a1cb97525880484db3c9ac9", kill_on_drop: false }`
[INFO] [stdout] b306a983802ad0cdd356c4ab93ab84db60df743f7a1cb97525880484db3c9ac9
