[INFO] fetching crate thrussh-keys 0.21.0...
[INFO] checking thrussh-keys-0.21.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate thrussh-keys 0.21.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate thrussh-keys 0.21.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thrussh-keys 0.21.0
[INFO] finished tweaking crates.io crate thrussh-keys 0.21.0
[INFO] tweaked toml for crates.io crate thrussh-keys 0.21.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64ct v1.0.0
[INFO] [stderr]   Downloaded block-modes v0.8.1
[INFO] [stderr]   Downloaded blowfish v0.8.0
[INFO] [stderr]   Downloaded password-hash v0.2.2
[INFO] [stderr]   Downloaded bcrypt-pbkdf v0.6.2
[INFO] [stderr]   Downloaded cryptovec v0.6.1
[INFO] [stderr]   Downloaded thrussh-libsodium v0.2.1
[INFO] [stderr]   Downloaded pbkdf2 v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ef15b15c424d3768da6a9d228199fb5b45d245ae94ce9b8446f1be25a707c4f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7ef15b15c424d3768da6a9d228199fb5b45d245ae94ce9b8446f1be25a707c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ef15b15c424d3768da6a9d228199fb5b45d245ae94ce9b8446f1be25a707c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef15b15c424d3768da6a9d228199fb5b45d245ae94ce9b8446f1be25a707c4f", kill_on_drop: false }`
[INFO] [stdout] 7ef15b15c424d3768da6a9d228199fb5b45d245ae94ce9b8446f1be25a707c4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b480e68669f7062ba93773b8d70d665b8a5b36ca6d91392bac3a08dc9a04d6c7
[INFO] running `Command { std: "docker" "start" "-a" "b480e68669f7062ba93773b8d70d665b8a5b36ca6d91392bac3a08dc9a04d6c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking base64ct v1.0.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking cryptovec v0.6.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking password-hash v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking ctr v0.7.0
[INFO] [stderr]     Checking blowfish v0.8.0
[INFO] [stderr]     Checking block-modes v0.8.1
[INFO] [stderr]     Checking aes v0.7.4
[INFO] [stderr]     Checking pbkdf2 v0.8.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking bcrypt-pbkdf v0.6.2
[INFO] [stderr]     Checking yasna v0.4.0
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking thrussh-libsodium v0.2.1
[INFO] [stderr]     Checking thrussh-keys v0.21.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:784:17
[INFO] [stdout]     |
[INFO] [stdout] 784 |                 _ => {}
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "b480e68669f7062ba93773b8d70d665b8a5b36ca6d91392bac3a08dc9a04d6c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b480e68669f7062ba93773b8d70d665b8a5b36ca6d91392bac3a08dc9a04d6c7", kill_on_drop: false }`
[INFO] [stdout] b480e68669f7062ba93773b8d70d665b8a5b36ca6d91392bac3a08dc9a04d6c7