[INFO] cloning repository https://github.com/sonv/TexViewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sonv/TexViewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonv%2FTexViewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsonv%2FTexViewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 130b79ec611919024c9606443873189719b2d59e
[INFO] fixing sonv/TexViewer 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%2Fsonv%2FTexViewer" "/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/sonv/TexViewer
[INFO] finished tweaking git repo https://github.com/sonv/TexViewer
[INFO] tweaked toml for git repo https://github.com/sonv/TexViewer written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sonv/TexViewer 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/sonv/TexViewer 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] a9ecc0be31aee87dcec0b3cd54d1d019707e454b167ad34910b6b5c69ef47aaf
[INFO] running `Command { std: "docker" "start" "a9ecc0be31aee87dcec0b3cd54d1d019707e454b167ad34910b6b5c69ef47aaf", 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" "a9ecc0be31aee87dcec0b3cd54d1d019707e454b167ad34910b6b5c69ef47aaf" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9ecc0be31aee87dcec0b3cd54d1d019707e454b167ad34910b6b5c69ef47aaf", 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" "a9ecc0be31aee87dcec0b3cd54d1d019707e454b167ad34910b6b5c69ef47aaf" "/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 crates/core/Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Migrating crates/cli/Cargo.toml from 2021 edition to 2024
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[INFO] [stderr]     Checking mathpreview-core v0.1.53 (/opt/rustwide/workdir/crates/core)
[INFO] [stderr]    Migrating crates/core/src/lib.rs from 2021 edition to 2024
[INFO] [stderr]     Checking hyper v1.9.0
[INFO] [stderr]     Checking tokio-tungstenite v0.24.0
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[INFO] [stderr]        Fixed crates/core/src/config.rs (4 fixes)
[INFO] [stderr]        Fixed crates/core/src/macros.rs (8 fixes)
[INFO] [stdout] warning: call to deprecated safe function `std::env::set_var` is unsafe and requires unsafe block
[INFO] [stdout]    --> crates/core/src/config.rs:529:37
[INFO] [stdout]     |
[INFO] [stdout] 529 | ...   if let Some(v) = prev_xdg { std::env::set_var("XDG_CONFIG_HOME", v); } else { unsafe { std::env::remove_var("XDG_CONFIG_HOME"...
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/newly-unsafe-functions.html>
[INFO] [stdout]     = note: `--force-warn deprecated-safe-2024` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] help: you can wrap the call in an `unsafe` block if you can guarantee that the environment access only happens in single-threaded code
[INFO] [stdout]     |
[INFO] [stdout] 529 +         // FIXME: Audit that the environment access only happens in single-threaded code.
[INFO] [stdout] 530 ~         if let Some(v) = prev_xdg { unsafe { std::env::set_var("XDG_CONFIG_HOME", v) }; } else { unsafe { std::env::remove_var("XDG_CONFIG_HOME") }; }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to deprecated safe function `std::env::set_var` is unsafe and requires unsafe block
[INFO] [stdout]    --> crates/core/src/config.rs:531:38
[INFO] [stdout]     |
[INFO] [stdout] 531 |         if let Some(v) = prev_home { std::env::set_var("HOME", v); } else { unsafe { std::env::remove_var("HOME") }; }
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/newly-unsafe-functions.html>
[INFO] [stdout] help: you can wrap the call in an `unsafe` block if you can guarantee that the environment access only happens in single-threaded code
[INFO] [stdout]     |
[INFO] [stdout] 531 +         // FIXME: Audit that the environment access only happens in single-threaded code.
[INFO] [stdout] 532 ~         if let Some(v) = prev_home { unsafe { std::env::set_var("HOME", v) }; } else { unsafe { std::env::remove_var("HOME") }; }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to deprecated safe function `std::env::set_var` is unsafe and requires unsafe block
[INFO] [stdout]     --> crates/core/src/macros.rs:1324:37
[INFO] [stdout]      |
[INFO] [stdout] 1324 | ...   if let Some(v) = prev_xdg { std::env::set_var("XDG_CONFIG_HOME", v); } else { unsafe { std::env::remove_var("XDG_CONFIG_HOME...
[INFO] [stdout]      |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/newly-unsafe-functions.html>
[INFO] [stdout] help: you can wrap the call in an `unsafe` block if you can guarantee that the environment access only happens in single-threaded code
[INFO] [stdout]      |
[INFO] [stdout] 1324 +         // FIXME: Audit that the environment access only happens in single-threaded code.
[INFO] [stdout] 1325 ~         if let Some(v) = prev_xdg { unsafe { std::env::set_var("XDG_CONFIG_HOME", v) }; } else { unsafe { std::env::remove_var("XDG_CONFIG_HOME") }; }
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to deprecated safe function `std::env::set_var` is unsafe and requires unsafe block
[INFO] [stdout]     --> crates/core/src/macros.rs:1386:37
[INFO] [stdout]      |
[INFO] [stdout] 1386 | ...   if let Some(v) = prev_xdg { std::env::set_var("XDG_CONFIG_HOME", v); } else { unsafe { std::env::remove_var("XDG_CONFIG_HOME...
[INFO] [stdout]      |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/newly-unsafe-functions.html>
[INFO] [stdout] help: you can wrap the call in an `unsafe` block if you can guarantee that the environment access only happens in single-threaded code
[INFO] [stdout]      |
[INFO] [stdout] 1386 +         // FIXME: Audit that the environment access only happens in single-threaded code.
[INFO] [stdout] 1387 ~         if let Some(v) = prev_xdg { unsafe { std::env::set_var("XDG_CONFIG_HOME", v) }; } else { unsafe { std::env::remove_var("XDG_CONFIG_HOME") }; }
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to deprecated safe function `std::env::set_var` is unsafe and requires unsafe block
[INFO] [stdout]     --> crates/core/src/macros.rs:1388:38
[INFO] [stdout]      |
[INFO] [stdout] 1388 |         if let Some(v) = prev_home { std::env::set_var("HOME", v); } else { unsafe { std::env::remove_var("HOME") }; }
[INFO] [stdout]      |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/newly-unsafe-functions.html>
[INFO] [stdout] help: you can wrap the call in an `unsafe` block if you can guarantee that the environment access only happens in single-threaded code
[INFO] [stdout]      |
[INFO] [stdout] 1388 +         // FIXME: Audit that the environment access only happens in single-threaded code.
[INFO] [stdout] 1389 ~         if let Some(v) = prev_home { unsafe { std::env::set_var("HOME", v) }; } else { unsafe { std::env::remove_var("HOME") }; }
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mathpreview-cli v0.1.53 (/opt/rustwide/workdir/crates/cli)
[INFO] [stderr]    Migrating crates/cli/src/main.rs from 2021 edition to 2024
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]     --> crates/cli/src/serve.rs:1156:29
[INFO] [stdout]      |
[INFO] [stdout] 1156 |             if let Err(e) = mathpreview_core::validate_override_line(line) {
[INFO] [stdout]      |                        -    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                        |    |
[INFO] [stdout]      |                        |    this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]      |                        |    up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]      |                        `e` calls a custom destructor
[INFO] [stdout]      |                        `e` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 1159 |         }
[INFO] [stdout]      |         - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]      |
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.102/src/error.rs:713:1
[INFO] [stdout]      |
[INFO] [stdout]  713 | impl Drop for Error {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `e` invokes this custom destructor
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.102/src/error.rs:713:1
[INFO] [stdout]      |
[INFO] [stdout]  713 | impl Drop for Error {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^
[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]     --> crates/cli/src/serve.rs:1156:29
[INFO] [stdout]      |
[INFO] [stdout] 1156 |             if let Err(e) = mathpreview_core::validate_override_line(line) {
[INFO] [stdout]      |                        -    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                        |    |
[INFO] [stdout]      |                        |    this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]      |                        |    up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]      |                        `e` calls a custom destructor
[INFO] [stdout]      |                        `e` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 1159 |         }
[INFO] [stdout]      |         - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]      |
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.102/src/error.rs:713:1
[INFO] [stdout]      |
[INFO] [stdout]  713 | impl Drop for Error {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `e` invokes this custom destructor
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.102/src/error.rs:713:1
[INFO] [stdout]      |
[INFO] [stdout]  713 | impl Drop for Error {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.66s
[INFO] [stderr] crater-edition-check: mathpreview-core v0.1.53 (/opt/rustwide/workdir/crates/core) updating edition from 2021 to 2024
[INFO] [stderr] crater-edition-check: mathpreview-cli v0.1.53 (/opt/rustwide/workdir/crates/cli) updating edition from 2021 to 2024
[INFO] [stderr]     Checking mathpreview-core v0.1.53 (/opt/rustwide/workdir/crates/core)
[INFO] [stderr]     Checking mathpreview-cli v0.1.53 (/opt/rustwide/workdir/crates/cli)
[INFO] [stdout] error[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block
[INFO] [stdout]    --> crates/core/src/config.rs:529:37
[INFO] [stdout]     |
[INFO] [stdout] 529 | ...   if let Some(v) = prev_xdg { std::env::set_var("XDG_CONFIG_HOME", v); } else { unsafe { std::env::remove_var("XDG_CONFIG_HOME"...
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block
[INFO] [stdout]    --> crates/core/src/config.rs:531:38
[INFO] [stdout]     |
[INFO] [stdout] 531 |         if let Some(v) = prev_home { std::env::set_var("HOME", v); } else { unsafe { std::env::remove_var("HOME") }; }
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block
[INFO] [stdout]     --> crates/core/src/macros.rs:1324:37
[INFO] [stdout]      |
[INFO] [stdout] 1324 | ...   if let Some(v) = prev_xdg { std::env::set_var("XDG_CONFIG_HOME", v); } else { unsafe { std::env::remove_var("XDG_CONFIG_HOME...
[INFO] [stdout]      |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]      |
[INFO] [stdout]      = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block
[INFO] [stdout]     --> crates/core/src/macros.rs:1386:37
[INFO] [stdout]      |
[INFO] [stdout] 1386 | ...   if let Some(v) = prev_xdg { std::env::set_var("XDG_CONFIG_HOME", v); } else { unsafe { std::env::remove_var("XDG_CONFIG_HOME...
[INFO] [stdout]      |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]      |
[INFO] [stdout]      = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block
[INFO] [stdout]     --> crates/core/src/macros.rs:1388:38
[INFO] [stdout]      |
[INFO] [stdout] 1388 |         if let Some(v) = prev_home { std::env::set_var("HOME", v); } else { unsafe { std::env::remove_var("HOME") }; }
[INFO] [stdout]      |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]      |
[INFO] [stdout]      = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mem`
[INFO] [stdout]     --> crates/cli/src/serve.rs:2062:17
[INFO] [stdout]      |
[INFO] [stdout] 2062 |             let mem = {
[INFO] [stdout]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_mem`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mathpreview-core` (lib test) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `mem`
[INFO] [stdout]     --> crates/cli/src/serve.rs:2062:17
[INFO] [stdout]      |
[INFO] [stdout] 2062 |             let mem = {
[INFO] [stdout]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_mem`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a9ecc0be31aee87dcec0b3cd54d1d019707e454b167ad34910b6b5c69ef47aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ecc0be31aee87dcec0b3cd54d1d019707e454b167ad34910b6b5c69ef47aaf", kill_on_drop: false }`
[INFO] [stdout] a9ecc0be31aee87dcec0b3cd54d1d019707e454b167ad34910b6b5c69ef47aaf
