[INFO] fetching crate pair_stack 0.1.0...
[INFO] testing pair_stack-0.1.0 against beta-2021-01-01 for beta-1.50-1
[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 beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded postgres-protocol v0.6.0
[INFO] [stderr]   Downloaded postgres-types v0.2.0
[INFO] [stderr]   Downloaded r2d2_postgres v0.18.0
[INFO] [stderr]   Downloaded mount v0.4.0
[INFO] [stderr]   Downloaded staticfile v0.5.0
[INFO] [stderr]   Downloaded tokio-postgres v0.7.0
[INFO] [stderr]   Downloaded postgres v0.19.0
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 1c7a14d24053b36fa92b5fb6aa925a77e00e075d57ca19bee05cfedb3fcd438c
[INFO] running `Command { std: "docker" "start" "-a" "1c7a14d24053b36fa92b5fb6aa925a77e00e075d57ca19bee05cfedb3fcd438c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c7a14d24053b36fa92b5fb6aa925a77e00e075d57ca19bee05cfedb3fcd438c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7a14d24053b36fa92b5fb6aa925a77e00e075d57ca19bee05cfedb3fcd438c", kill_on_drop: false }`
[INFO] [stdout] 1c7a14d24053b36fa92b5fb6aa925a77e00e075d57ca19bee05cfedb3fcd438c
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1922765c0696da24efb06470c4d3e7607c32589346eaafd5a64195714c5a7f80
[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" "1922765c0696da24efb06470c4d3e7607c32589346eaafd5a64195714c5a7f80", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling bytes v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling sequence_trie v0.3.6
[INFO] [stderr]    Compiling route-recognizer v0.1.13
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling r2d2 v0.8.9
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling http-body v0.4.0
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling postgres-protocol v0.6.0
[INFO] [stderr]    Compiling postgres-types v0.2.0
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling mount v0.4.0
[INFO] [stderr]    Compiling persistent v0.4.0
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling staticfile v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling async-stream v0.3.0
[INFO] [stderr]    Compiling tokio-stream v0.1.0
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling tokio-util v0.6.0
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling hyper v0.14.2
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling tokio-postgres v0.7.0
[INFO] [stderr]    Compiling postgres v0.19.0
[INFO] [stderr]    Compiling r2d2_postgres v0.18.0
[INFO] [stderr]    Compiling 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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1922765c0696da24efb06470c4d3e7607c32589346eaafd5a64195714c5a7f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1922765c0696da24efb06470c4d3e7607c32589346eaafd5a64195714c5a7f80", kill_on_drop: false }`
[INFO] [stdout] 1922765c0696da24efb06470c4d3e7607c32589346eaafd5a64195714c5a7f80