[INFO] fetching crate euphrates_x64 0.1.0...
[INFO] fixing euphrates_x64-0.1.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate euphrates_x64 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate euphrates_x64 0.1.0
[INFO] finished tweaking crates.io crate euphrates_x64 0.1.0
[INFO] tweaked toml for crates.io crate euphrates_x64 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate euphrates_x64 0.1.0 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 54 packages to latest compatible versions
[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] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `euphrates_x64` (manifest) generated 1 warning
[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] 85628cb9b364098a031d31e83c1e5104cfb403f7d3981fd4ae13a94ae838ee0c
[INFO] running `Command { std: "docker" "start" "85628cb9b364098a031d31e83c1e5104cfb403f7d3981fd4ae13a94ae838ee0c", 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" "85628cb9b364098a031d31e83c1e5104cfb403f7d3981fd4ae13a94ae838ee0c" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85628cb9b364098a031d31e83c1e5104cfb403f7d3981fd4ae13a94ae838ee0c", 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" "85628cb9b364098a031d31e83c1e5104cfb403f7d3981fd4ae13a94ae838ee0c" "/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 2015 edition to 2018
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `euphrates_x64` (manifest) generated 1 warning
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]    Compiling euphrates_x64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Migrating build.rs from 2015 edition to 2018
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-ffunction-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fdata-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fno-omit-frame-pointer' [-Wunused-command-line-argument]
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking euphrates v0.1.0
[INFO] [stderr]    Migrating src/lib.rs from 2015 edition to 2018
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.15s
[INFO] [stderr] crater-edition-check: euphrates_x64 v0.1.0 (/opt/rustwide/workdir) updating edition from 2015 to 2018
[INFO] [stderr]    Compiling euphrates_x64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-ffunction-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fdata-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fno-omit-frame-pointer' [-Wunused-command-line-argument]
[INFO] [stdout] warning: `extern` block uses type `[u8; 4]`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:58
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn euphrates_x64_pattern_to_palette_indices(pattern: [u8; 4]) -> [u8; 8];
[INFO] [stdout]   |                                                          ^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider passing a pointer to the array
[INFO] [stdout]   = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[u8; 8]`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:70
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn euphrates_x64_pattern_to_palette_indices(pattern: [u8; 4]) -> [u8; 8];
[INFO] [stdout]   |                                                                      ^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider passing a pointer to the array
[INFO] [stdout]   = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[u8; 4]`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:58
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn euphrates_x64_pattern_to_palette_indices(pattern: [u8; 4]) -> [u8; 8];
[INFO] [stdout]   |                                                          ^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider passing a pointer to the array
[INFO] [stdout]   = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[u8; 8]`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:70
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn euphrates_x64_pattern_to_palette_indices(pattern: [u8; 4]) -> [u8; 8];
[INFO] [stdout]   |                                                                      ^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider passing a pointer to the array
[INFO] [stdout]   = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.94s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2015 edition to 2018
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-ffunction-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fdata-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fno-omit-frame-pointer' [-Wunused-command-line-argument]
[INFO] [stderr]     Checking euphrates_x64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.30s
[INFO] [stderr] crater-edition-check: euphrates_x64 v0.1.0 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr]    Compiling euphrates_x64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking euphrates v0.1.0
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-ffunction-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fdata-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fno-omit-frame-pointer' [-Wunused-command-line-argument]
[INFO] [stdout] warning: `extern` block uses type `[u8; 4]`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:58
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn euphrates_x64_pattern_to_palette_indices(pattern: [u8; 4]) -> [u8; 8];
[INFO] [stdout]   |                                                          ^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider passing a pointer to the array
[INFO] [stdout]   = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[u8; 8]`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:70
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn euphrates_x64_pattern_to_palette_indices(pattern: [u8; 4]) -> [u8; 8];
[INFO] [stdout]   |                                                                      ^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider passing a pointer to the array
[INFO] [stdout]   = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[u8; 4]`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:58
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn euphrates_x64_pattern_to_palette_indices(pattern: [u8; 4]) -> [u8; 8];
[INFO] [stdout]   |                                                          ^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider passing a pointer to the array
[INFO] [stdout]   = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[u8; 8]`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:70
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn euphrates_x64_pattern_to_palette_indices(pattern: [u8; 4]) -> [u8; 8];
[INFO] [stdout]   |                                                                      ^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider passing a pointer to the array
[INFO] [stdout]   = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.91s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2015 edition to 2018
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-ffunction-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fdata-sections' [-Wunused-command-line-argument]
[INFO] [stderr] warning: euphrates_x64@0.1.0: clang: warning: argument unused during compilation: '-fno-omit-frame-pointer' [-Wunused-command-line-argument]
[INFO] [stderr]     Checking euphrates_x64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/lib.rs (2 fixes)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.49s
[INFO] [stderr] crater-edition-check: euphrates_x64 v0.1.0 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]    Compiling euphrates_x64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block
[INFO] [stdout]  --> build.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     std::env::set_var("CC", "clang");
[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] [stderr] error: could not compile `euphrates_x64` (build script) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "85628cb9b364098a031d31e83c1e5104cfb403f7d3981fd4ae13a94ae838ee0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85628cb9b364098a031d31e83c1e5104cfb403f7d3981fd4ae13a94ae838ee0c", kill_on_drop: false }`
[INFO] [stdout] 85628cb9b364098a031d31e83c1e5104cfb403f7d3981fd4ae13a94ae838ee0c
