[INFO] fetching crate thrussh-keys 0.18.0...
[INFO] checking thrussh-keys-0.18.0 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate thrussh-keys 0.18.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate thrussh-keys 0.18.0 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thrussh-keys 0.18.0
[INFO] finished tweaking crates.io crate thrussh-keys 0.18.0
[INFO] tweaked toml for crates.io crate thrussh-keys 0.18.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", 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] 218a8e489619bda7d6d37122dbed4976fee6c7ba7cf37e0e3da0932407e1a85f
[INFO] running `Command { std: "docker" "start" "-a" "218a8e489619bda7d6d37122dbed4976fee6c7ba7cf37e0e3da0932407e1a85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "218a8e489619bda7d6d37122dbed4976fee6c7ba7cf37e0e3da0932407e1a85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218a8e489619bda7d6d37122dbed4976fee6c7ba7cf37e0e3da0932407e1a85f", kill_on_drop: false }`
[INFO] [stdout] 218a8e489619bda7d6d37122dbed4976fee6c7ba7cf37e0e3da0932407e1a85f
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7e497582bad8dd703e19bb7489bee60dcbf85d04c4ca17ef3314915099450a1
[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" "f7e497582bad8dd703e19bb7489bee60dcbf85d04c4ca17ef3314915099450a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling vcpkg v0.2.10
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking futures-util v0.3.7
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking cryptovec v0.5.3
[INFO] [stderr]    Compiling thrussh-libsodium v0.2.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking yasna v0.3.2
[INFO] [stderr]     Checking futures-executor v0.3.7
[INFO] [stderr]     Checking futures v0.3.7
[INFO] [stderr]     Checking thrussh-keys v0.18.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]    --> src/lib.rs:701:28
[INFO] [stdout]     |
[INFO] [stdout] 701 |             let (_, buf) = client.sign_request(&public, buf).await?;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `(AgentClient<tokio::net::UnixStream>, std::result::Result<CryptoVec, anyhow::Error>)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Try` is not implemented for `(AgentClient<tokio::net::UnixStream>, std::result::Result<CryptoVec, anyhow::Error>)`
[INFO] [stdout]     = note: required by `into_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]    --> src/lib.rs:765:28
[INFO] [stdout]     |
[INFO] [stdout] 765 |             let (_, buf) = client.sign_request(&public, buf).await?;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `(AgentClient<tokio::net::UnixStream>, std::result::Result<CryptoVec, anyhow::Error>)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Try` is not implemented for `(AgentClient<tokio::net::UnixStream>, std::result::Result<CryptoVec, anyhow::Error>)`
[INFO] [stdout]     = note: required by `into_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `thrussh-keys`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f7e497582bad8dd703e19bb7489bee60dcbf85d04c4ca17ef3314915099450a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e497582bad8dd703e19bb7489bee60dcbf85d04c4ca17ef3314915099450a1", kill_on_drop: false }`
[INFO] [stdout] f7e497582bad8dd703e19bb7489bee60dcbf85d04c4ca17ef3314915099450a1