[INFO] fetching crate bufchan 0.1.0...
[INFO] checking bufchan-0.1.0 against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] extracting crate bufchan 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate bufchan 0.1.0
[INFO] finished tweaking crates.io crate bufchan 0.1.0
[INFO] tweaked toml for crates.io crate bufchan 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bufchan 0.1.0 on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "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" "+54cf65b8d066c082e536455049b95943cf30378f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 106 packages to latest compatible versions
[INFO] [stderr]       Adding flume v0.11.1 (available: v0.12.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f320793033dd3a0f68b7f007b6d68b09bd3c155cc4bda8071b1f5237d186d331
[INFO] running `Command { std: "docker" "start" "-a" "f320793033dd3a0f68b7f007b6d68b09bd3c155cc4bda8071b1f5237d186d331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f320793033dd3a0f68b7f007b6d68b09bd3c155cc4bda8071b1f5237d186d331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f320793033dd3a0f68b7f007b6d68b09bd3c155cc4bda8071b1f5237d186d331", kill_on_drop: false }`
[INFO] [stdout] f320793033dd3a0f68b7f007b6d68b09bd3c155cc4bda8071b1f5237d186d331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af4b0650ba1906eaab0110008dbe04a31e673f852cbaa1f89c4ff24e7db228db
[INFO] running `Command { std: "docker" "start" "-a" "af4b0650ba1906eaab0110008dbe04a31e673f852cbaa1f89c4ff24e7db228db", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]     Checking condtype v1.3.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking regex-lite v0.1.9
[INFO] [stderr]     Checking kanal v0.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking bufchan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling divan-macros v0.1.21
[INFO] [stderr]    Compiling quickcheck_macros v1.2.0
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking rand v0.10.0
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking terminal_size v0.4.3
[INFO] [stderr]     Checking clap_builder v4.5.58
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking env_filter v1.0.0
[INFO] [stderr]     Checking env_logger v0.11.9
[INFO] [stderr]     Checking clap v4.5.58
[INFO] [stderr]     Checking quickcheck v1.1.0
[INFO] [stderr]     Checking divan v0.1.21
[INFO] [stdout] error: not automatically applying `DerefMut` through union field to target that might have `Drop` glue
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/divan-0.1.21/src/benchmark/defer.rs:78:22
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 imp!(self.inputs)
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: writing to this reference calls the destructor for the old value
[INFO] [stdout]    = help: add an explicit `*` if that is desired, or call `ptr::write` to not run the destructor
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: not automatically applying `DerefMut` through union field to target that might have `Drop` glue
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/divan-0.1.21/src/benchmark/defer.rs:80:22
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 imp!(self.slots)
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: writing to this reference calls the destructor for the old value
[INFO] [stdout]    = help: add an explicit `*` if that is desired, or call `ptr::write` to not run the destructor
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `divan` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "af4b0650ba1906eaab0110008dbe04a31e673f852cbaa1f89c4ff24e7db228db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4b0650ba1906eaab0110008dbe04a31e673f852cbaa1f89c4ff24e7db228db", kill_on_drop: false }`
[INFO] [stdout] af4b0650ba1906eaab0110008dbe04a31e673f852cbaa1f89c4ff24e7db228db