[INFO] fetching crate fast-ssh 0.3.1...
[INFO] checking fast-ssh-0.3.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate fast-ssh 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate fast-ssh 0.3.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast-ssh 0.3.1
[INFO] finished tweaking crates.io crate fast-ssh 0.3.1
[INFO] tweaked toml for crates.io crate fast-ssh 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate fast-ssh 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook-mio v0.2.1
[INFO] [stderr]   Downloaded sublime_fuzzy v0.7.0
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded plain_path v0.1.0
[INFO] [stderr]   Downloaded dirs v3.0.2
[INFO] [stderr]   Downloaded ssh_cfg v0.3.0
[INFO] [stderr]   Downloaded futures-sink v0.3.17
[INFO] [stderr]   Downloaded futures-io v0.3.17
[INFO] [stderr]   Downloaded futures-macro v0.3.17
[INFO] [stderr]   Downloaded futures-task v0.3.17
[INFO] [stderr]   Downloaded futures-core v0.3.17
[INFO] [stderr]   Downloaded crossterm_winapi v0.9.0
[INFO] [stderr]   Downloaded anyhow v1.0.47
[INFO] [stderr]   Downloaded futures-executor v0.3.17
[INFO] [stderr]   Downloaded crossterm v0.22.1
[INFO] [stderr]   Downloaded futures-util v0.3.17
[INFO] [stderr]   Downloaded futures-channel v0.3.17
[INFO] [stderr]   Downloaded futures v0.3.17
[INFO] [stderr]   Downloaded rustbreak v2.0.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.21
[INFO] [stderr]   Downloaded crossterm v0.20.0
[INFO] [stderr]   Downloaded tui v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c904fb7069de419da75314e18a21fba81da682808a89bbe553adc6101124d918
[INFO] running `Command { std: "docker" "start" "-a" "c904fb7069de419da75314e18a21fba81da682808a89bbe553adc6101124d918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c904fb7069de419da75314e18a21fba81da682808a89bbe553adc6101124d918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c904fb7069de419da75314e18a21fba81da682808a89bbe553adc6101124d918", kill_on_drop: false }`
[INFO] [stdout] c904fb7069de419da75314e18a21fba81da682808a89bbe553adc6101124d918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f460fda077616dd85be20fe7b46c1f68e5c7ba1549f9d3231769dfa9bf6cc0fa
[INFO] running `Command { std: "docker" "start" "-a" "f460fda077616dd85be20fe7b46c1f68e5c7ba1549f9d3231769dfa9bf6cc0fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking plain_path v0.1.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking sublime_fuzzy v0.7.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]     Checking blocking v1.1.0
[INFO] [stderr]     Checking async-fs v1.5.0
[INFO] [stderr]     Checking ssh_cfg v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking ron v0.6.6
[INFO] [stderr]     Checking serde_yaml v0.8.21
[INFO] [stderr]     Checking rustbreak v2.0.0
[INFO] [stderr]     Checking fast-ssh v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/layout.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .constraints(constraints.as_ref())
[INFO] [stdout]    |          ^^^^^^^^^^^             ------ type must be known at this point
[INFO] [stdout]    |          |
[INFO] [stdout]    |          cannot infer type of the type parameter `C` declared on the method `constraints`
[INFO] [stdout]    |
[INFO] [stdout]    = note: multiple `impl`s satisfying `Vec<Constraint>: AsRef<_>` found in the `alloc` crate:
[INFO] [stdout]            - impl<T, A> AsRef<Vec<T, A>> for Vec<T, A>
[INFO] [stdout]              where A: Allocator;
[INFO] [stdout]            - impl<T, A> AsRef<[T]> for Vec<T, A>
[INFO] [stdout]              where A: Allocator;
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .constraints::<&T>(constraints.as_ref())
[INFO] [stdout]    |                     ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/layout.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .constraints(constraints.as_ref())
[INFO] [stdout]    |          ^^^^^^^^^^^             ------ type must be known at this point
[INFO] [stdout]    |          |
[INFO] [stdout]    |          cannot infer type of the type parameter `C` declared on the method `constraints`
[INFO] [stdout]    |
[INFO] [stdout]    = note: multiple `impl`s satisfying `Vec<Constraint>: AsRef<_>` found in the `alloc` crate:
[INFO] [stdout]            - impl<T, A> AsRef<Vec<T, A>> for Vec<T, A>
[INFO] [stdout]              where A: Allocator;
[INFO] [stdout]            - impl<T, A> AsRef<[T]> for Vec<T, A>
[INFO] [stdout]              where A: Allocator;
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .constraints::<&T>(constraints.as_ref())
[INFO] [stdout]    |                     ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-ssh` (bin "fast-ssh" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `fast-ssh` (bin "fast-ssh") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f460fda077616dd85be20fe7b46c1f68e5c7ba1549f9d3231769dfa9bf6cc0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f460fda077616dd85be20fe7b46c1f68e5c7ba1549f9d3231769dfa9bf6cc0fa", kill_on_drop: false }`
[INFO] [stdout] f460fda077616dd85be20fe7b46c1f68e5c7ba1549f9d3231769dfa9bf6cc0fa
