[INFO] fetching crate VibeProtocol 0.1.0...
[INFO] checking VibeProtocol-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate VibeProtocol 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate VibeProtocol 0.1.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate VibeProtocol 0.1.0
[INFO] finished tweaking crates.io crate VibeProtocol 0.1.0
[INFO] tweaked toml for crates.io crate VibeProtocol 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding ed25519 v1.5.3 (available: v2.2.3)
[INFO] [stderr]       Adding signature v1.6.4 (available: v2.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8e379d1feb8e12b4ec14853070d4ed1f608e0c0ed2ae4564e96ea42bbe29951
[INFO] running `Command { std: "docker" "start" "-a" "e8e379d1feb8e12b4ec14853070d4ed1f608e0c0ed2ae4564e96ea42bbe29951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8e379d1feb8e12b4ec14853070d4ed1f608e0c0ed2ae4564e96ea42bbe29951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e379d1feb8e12b4ec14853070d4ed1f608e0c0ed2ae4564e96ea42bbe29951", kill_on_drop: false }`
[INFO] [stdout] e8e379d1feb8e12b4ec14853070d4ed1f608e0c0ed2ae4564e96ea42bbe29951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34593aae465f8881bb3b60c4bf46f6d98cfd1c7b79edaf692b9a9afd4b9abb2e
[INFO] running `Command { std: "docker" "start" "-a" "34593aae465f8881bb3b60c4bf46f6d98cfd1c7b79edaf692b9a9afd4b9abb2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking ed25519 v1.5.3
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling cc v1.1.22
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]     Checking sodiumoxide v0.2.7
[INFO] [stderr]     Checking VibeProtocol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `box_`
[INFO] [stdout]  --> src/sodium_wrapper.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sodiumoxide::crypto::{secretbox, box_};
[INFO] [stdout]   |                                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `box_`
[INFO] [stdout]  --> src/sodium_wrapper.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sodiumoxide::crypto::{secretbox, box_};
[INFO] [stdout]   |                                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::encode`: Use Engine::encode
[INFO] [stdout]  --> src/base64_wrapper.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     base64::encode(data)
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::decode`: Use Engine::decode
[INFO] [stdout]  --> src/base64_wrapper.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     base64::decode(encoded)
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::encode`: Use Engine::encode
[INFO] [stdout]  --> src/base64_wrapper.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     base64::encode(data)
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::decode`: Use Engine::decode
[INFO] [stdout]  --> src/base64_wrapper.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     base64::decode(encoded)
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `VibeProtocol` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `vibe_protocol`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.34s
[INFO] running `Command { std: "docker" "inspect" "34593aae465f8881bb3b60c4bf46f6d98cfd1c7b79edaf692b9a9afd4b9abb2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34593aae465f8881bb3b60c4bf46f6d98cfd1c7b79edaf692b9a9afd4b9abb2e", kill_on_drop: false }`
[INFO] [stdout] 34593aae465f8881bb3b60c4bf46f6d98cfd1c7b79edaf692b9a9afd4b9abb2e