[INFO] fetching crate ssh-rs 0.5.0...
[INFO] checking ssh-rs-0.5.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate ssh-rs 0.5.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ssh-rs 0.5.0 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 ssh-rs 0.5.0
[INFO] finished tweaking crates.io crate ssh-rs 0.5.0
[INFO] tweaked toml for crates.io crate ssh-rs 0.5.0 written to /workspace/builds/worker-4-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 129 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding heck v0.4.1 (available: v0.5.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (available: v0.50.1)
[INFO] [stderr]       Adding strum v0.25.0 (available: v0.26.3)
[INFO] [stderr]       Adding strum_macros v0.25.3 (available: v0.26.4)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8bc10752003ef33a67a134e245edbbae0aa7ac4dd1aa0891acc5a5cfb27f7405
[INFO] running `Command { std: "docker" "start" "-a" "8bc10752003ef33a67a134e245edbbae0aa7ac4dd1aa0891acc5a5cfb27f7405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bc10752003ef33a67a134e245edbbae0aa7ac4dd1aa0891acc5a5cfb27f7405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bc10752003ef33a67a134e245edbbae0aa7ac4dd1aa0891acc5a5cfb27f7405", kill_on_drop: false }`
[INFO] [stdout] 8bc10752003ef33a67a134e245edbbae0aa7ac4dd1aa0891acc5a5cfb27f7405
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 14989979b978e27db66690b3db3dac568ffd0d215a678af13c78919e1a7238b8
[INFO] running `Command { std: "docker" "start" "-a" "14989979b978e27db66690b3db3dac568ffd0d215a678af13c78919e1a7238b8", kill_on_drop: false }`
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]    Compiling ssh-rs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking flate2 v1.0.34
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]     Checking ssh-encoding v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking ssh-cipher v0.2.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking pkcs1 v0.7.5
[INFO] [stderr]     Checking rsa v0.9.6
[INFO] [stderr]     Checking ssh-key v0.6.6
[INFO] [stdout] warning: method `iv_size` is never used
[INFO] [stdout]   --> src/algorithm/encryption/mod.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) trait Encryption: Send + Sync {
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] 16 |     fn bsize(&self) -> usize;
[INFO] [stdout] 17 |     fn iv_size(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IV_SIZE` is never used
[INFO] [stdout]  --> src/algorithm/encryption/chacha20_poly1305_openssh.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const IV_SIZE: usize = 0;
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/channel/local/channel.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Code(u8),
[INFO] [stdout]    |     ---- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Code(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iv_size` is never used
[INFO] [stdout]   --> src/algorithm/encryption/mod.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) trait Encryption: Send + Sync {
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] 16 |     fn bsize(&self) -> usize;
[INFO] [stdout] 17 |     fn iv_size(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IV_SIZE` is never used
[INFO] [stdout]  --> src/algorithm/encryption/chacha20_poly1305_openssh.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const IV_SIZE: usize = 0;
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/channel/local/channel.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Code(u8),
[INFO] [stdout]    |     ---- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Code(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 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 12.82s
[INFO] running `Command { std: "docker" "inspect" "14989979b978e27db66690b3db3dac568ffd0d215a678af13c78919e1a7238b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14989979b978e27db66690b3db3dac568ffd0d215a678af13c78919e1a7238b8", kill_on_drop: false }`
[INFO] [stdout] 14989979b978e27db66690b3db3dac568ffd0d215a678af13c78919e1a7238b8