[INFO] fetching crate pair_stack 0.1.0...
[INFO] checking pair_stack-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate pair_stack 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate pair_stack 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pair_stack 0.1.0
[INFO] finished tweaking crates.io crate pair_stack 0.1.0
[INFO] tweaked toml for crates.io crate pair_stack 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded r2d2_postgres v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e0dc00cc6ad270ff6c32059ca6d4f9277c78c9222acf5892d2542da8842afb7
[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" "0e0dc00cc6ad270ff6c32059ca6d4f9277c78c9222acf5892d2542da8842afb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e0dc00cc6ad270ff6c32059ca6d4f9277c78c9222acf5892d2542da8842afb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e0dc00cc6ad270ff6c32059ca6d4f9277c78c9222acf5892d2542da8842afb7", kill_on_drop: false }`
[INFO] [stdout] 0e0dc00cc6ad270ff6c32059ca6d4f9277c78c9222acf5892d2542da8842afb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a50e18af746f5420f348f6dd347b5d9d4ebdd86c1dd7ae9dc743b2002dbaf2a
[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" "7a50e18af746f5420f348f6dd347b5d9d4ebdd86c1dd7ae9dc743b2002dbaf2a", kill_on_drop: false }`
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking postgres-protocol v0.5.2
[INFO] [stderr]     Checking postgres-types v0.1.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking persistent v0.4.0
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]     Checking pin-project v0.4.26
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking tokio-postgres v0.5.5
[INFO] [stderr]     Checking postgres v0.17.5
[INFO] [stderr]     Checking r2d2_postgres v0.16.0
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking pair_stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `postgres::SslMode`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use postgres::SslMode;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ no `SslMode` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `hyper::method`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | use hyper::method::Method;
[INFO] [stdout]    |            ^^^^^^ could not find `method` in `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `Config` is private
[INFO] [stdout]   --> src/lib.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | use r2d2::Config;
[INFO] [stdout]    |           ^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `Config` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/r2d2-0.8.9/src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | use crate::config::Config;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: wrong number of type arguments: expected 1, found 0
[INFO] [stdout]   --> src/lib.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub type PostgresPool = Pool<PostgresConnectionManager>;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ expected 1 type argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: wrong number of type arguments: expected 1, found 0
[INFO] [stdout]   --> src/lib.rs:48:54
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub type PostgresPooledConnection = PooledConnection<PostgresConnectionManager>;
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^ expected 1 type argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0432, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pair_stack`
[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] [stdout] error[E0432]: unresolved import `postgres::SslMode`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use postgres::SslMode;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ no `SslMode` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `hyper::method`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | use hyper::method::Method;
[INFO] [stdout]    |            ^^^^^^ could not find `method` in `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `Config` is private
[INFO] [stdout]   --> src/lib.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | use r2d2::Config;
[INFO] [stdout]    |           ^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `Config` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/r2d2-0.8.9/src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | use crate::config::Config;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: wrong number of type arguments: expected 1, found 0
[INFO] [stdout]   --> src/lib.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub type PostgresPool = Pool<PostgresConnectionManager>;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ expected 1 type argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: wrong number of type arguments: expected 1, found 0
[INFO] [stdout]   --> src/lib.rs:48:54
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub type PostgresPooledConnection = PooledConnection<PostgresConnectionManager>;
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^ expected 1 type argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0432, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7a50e18af746f5420f348f6dd347b5d9d4ebdd86c1dd7ae9dc743b2002dbaf2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a50e18af746f5420f348f6dd347b5d9d4ebdd86c1dd7ae9dc743b2002dbaf2a", kill_on_drop: false }`
[INFO] [stdout] 7a50e18af746f5420f348f6dd347b5d9d4ebdd86c1dd7ae9dc743b2002dbaf2a