[INFO] cloning repository https://github.com/097115/tmux-hints-forked
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/097115/tmux-hints-forked" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F097115%2Ftmux-hints-forked", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F097115%2Ftmux-hints-forked'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d09546629aecb0ae2175bee974963eaa6950c1e3
[INFO] fixing 097115/tmux-hints-forked 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%2F097115%2Ftmux-hints-forked" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/097115/tmux-hints-forked
[INFO] finished tweaking git repo https://github.com/097115/tmux-hints-forked
[INFO] tweaked toml for git repo https://github.com/097115/tmux-hints-forked written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/097115/tmux-hints-forked 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/097115/tmux-hints-forked 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-6-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6863fdc18f9c4502f8bd0896d6bf1b684dddef7f6d15b2e7141eb534ba10e41c
[INFO] running `Command { std: "docker" "start" "6863fdc18f9c4502f8bd0896d6bf1b684dddef7f6d15b2e7141eb534ba10e41c", 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" "6863fdc18f9c4502f8bd0896d6bf1b684dddef7f6d15b2e7141eb534ba10e41c" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6863fdc18f9c4502f8bd0896d6bf1b684dddef7f6d15b2e7141eb534ba10e41c", 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" "6863fdc18f9c4502f8bd0896d6bf1b684dddef7f6d15b2e7141eb534ba10e41c" "/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 2018 edition to 2021
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking tmux-hints v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (1 fix)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.91s
[INFO] [stderr] crater-edition-check: tmux-hints v0.1.1 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr]     Checking tmux-hints v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]   --> src/utils.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 |         .before_exec(|| unsafe {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]   --> src/utils.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 |         .before_exec(|| unsafe {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.23s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr]     Checking tmux-hints v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/utils.rs (1 fix)
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]   --> src/utils.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |       unsafe { Command::new(&settings.opener)
[INFO] [stdout]    |       -        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |       |        |
[INFO] [stdout]    |       |        this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]    |  _____|        up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]    | |
[INFO] [stdout] 57 | |         .before_exec(|| unsafe {
[INFO] [stdout] 58 | |             setsid();
[INFO] [stdout] 59 | |             Ok(())
[INFO] [stdout] ...  |
[INFO] [stdout] 65 | |         .spawn()
[INFO] [stdout] 66 | |         .expect("Can't open url");
[INFO] [stdout]    | |                                 -- now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]    | |                                 |
[INFO] [stdout]    | |_________________________________this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]    |                                   `#1` will be dropped later as of Edition 2024
[INFO] [stdout]    |
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/os/fd/owned.rs:196:0
[INFO] [stdout]    = note: `#2` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/process/unix/common/cstring_array.rs:79:0
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/os/fd/owned.rs:196:0
[INFO] [stdout]    = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[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/utils.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |     unsafe { Command::new(&settings.opener)
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this temporary value will be dropped at the end of the block
[INFO] [stdout] ...
[INFO] [stdout] 61 |         .arg(url)
[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] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]   --> src/utils.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |       unsafe { Command::new(&settings.opener)
[INFO] [stdout]    |       -        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |       |        |
[INFO] [stdout]    |       |        this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]    |  _____|        up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]    | |
[INFO] [stdout] 57 | |         .before_exec(|| unsafe {
[INFO] [stdout] 58 | |             setsid();
[INFO] [stdout] 59 | |             Ok(())
[INFO] [stdout] ...  |
[INFO] [stdout] 65 | |         .spawn()
[INFO] [stdout] 66 | |         .expect("Can't open url");
[INFO] [stdout]    | |                                 -- now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]    | |                                 |
[INFO] [stdout]    | |_________________________________this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]    |                                   `#1` will be dropped later as of Edition 2024
[INFO] [stdout]    |
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/os/fd/owned.rs:196:0
[INFO] [stdout]    = note: `#2` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/process/unix/common/cstring_array.rs:79:0
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/os/fd/owned.rs:196:0
[INFO] [stdout]    = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[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/utils.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |     unsafe { Command::new(&settings.opener)
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this temporary value will be dropped at the end of the block
[INFO] [stdout] ...
[INFO] [stdout] 61 |         .arg(url)
[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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.32s
[INFO] [stderr] crater-edition-check: tmux-hints v0.1.1 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]     Checking tmux-hints v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]   --> src/utils.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |         .before_exec(|| unsafe {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]   --> src/utils.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |         .before_exec(|| unsafe {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/utils.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |     unsafe { Command::new(&settings.opener)
[INFO] [stdout]    |     ------ because it's nested under this `unsafe` block
[INFO] [stdout] 57 |         .before_exec(|| unsafe {
[INFO] [stdout]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/utils.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |     unsafe { Command::new(&settings.opener)
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use
[INFO] [stdout] ...
[INFO] [stdout] 60 |         }) }
[INFO] [stdout]    |          - temporary value is freed at the end of this statement
[INFO] [stdout] 61 |         .arg(url)
[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] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/utils.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |     unsafe { Command::new(&settings.opener)
[INFO] [stdout]    |     ------ because it's nested under this `unsafe` block
[INFO] [stdout] 57 |         .before_exec(|| unsafe {
[INFO] [stdout]    |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/utils.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |     unsafe { Command::new(&settings.opener)
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use
[INFO] [stdout] ...
[INFO] [stdout] 60 |         }) }
[INFO] [stdout]    |          - temporary value is freed at the end of this statement
[INFO] [stdout] 61 |         .arg(url)
[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] [stderr] error: could not compile `tmux-hints` (bin "tmux-hints" test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tmux-hints` (bin "tmux-hints") due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6863fdc18f9c4502f8bd0896d6bf1b684dddef7f6d15b2e7141eb534ba10e41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6863fdc18f9c4502f8bd0896d6bf1b684dddef7f6d15b2e7141eb534ba10e41c", kill_on_drop: false }`
[INFO] [stdout] 6863fdc18f9c4502f8bd0896d6bf1b684dddef7f6d15b2e7141eb534ba10e41c
