[INFO] fetching crate oxide-auth-async 0.1.0-alpha...
[INFO] checking oxide-auth-async-0.1.0-alpha against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate oxide-auth-async 0.1.0-alpha into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate oxide-auth-async 0.1.0-alpha on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oxide-auth-async 0.1.0-alpha
[INFO] finished tweaking crates.io crate oxide-auth-async 0.1.0-alpha
[INFO] tweaked toml for crates.io crate oxide-auth-async 0.1.0-alpha written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4be1e312163fd7a1e41ee1d42f01bc39572aa7f2549921cf8ff11d6a4960d58
[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" "e4be1e312163fd7a1e41ee1d42f01bc39572aa7f2549921cf8ff11d6a4960d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4be1e312163fd7a1e41ee1d42f01bc39572aa7f2549921cf8ff11d6a4960d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4be1e312163fd7a1e41ee1d42f01bc39572aa7f2549921cf8ff11d6a4960d58", kill_on_drop: false }`
[INFO] [stdout] e4be1e312163fd7a1e41ee1d42f01bc39572aa7f2549921cf8ff11d6a4960d58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c5a654b4f99f3602915f8d821179facac5e59dd066231d2af85f54ea3aa8add
[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" "0c5a654b4f99f3602915f8d821179facac5e59dd066231d2af85f54ea3aa8add", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]     Checking event-listener v2.4.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking rust-argon2 v0.8.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking oxide-auth v0.5.0-preview.1
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking oxide-auth-async v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/tests/access_token.rs:65:20
[INFO] [stdout]    |
[INFO] [stdout] 65 |         &mut self, request: &mut CraftedRequest, kind: oxide_auth::endpoint::Template,
[INFO] [stdout]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]   --> src/tests/access_token.rs:65:50
[INFO] [stdout]    |
[INFO] [stdout] 65 |         &mut self, request: &mut CraftedRequest, kind: oxide_auth::endpoint::Template,
[INFO] [stdout]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/tests/refresh.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |         &mut self, request: &mut CraftedRequest, kind: oxide_auth::endpoint::Template,
[INFO] [stdout]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]   --> src/tests/refresh.rs:49:50
[INFO] [stdout]    |
[INFO] [stdout] 49 |         &mut self, request: &mut CraftedRequest, kind: oxide_auth::endpoint::Template,
[INFO] [stdout]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Err`
[INFO] [stdout]   --> src/tests/mod.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Err(OAuthError),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `issued`
[INFO] [stdout]   --> src/tests/refresh.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     issued: IssuedToken,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "0c5a654b4f99f3602915f8d821179facac5e59dd066231d2af85f54ea3aa8add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5a654b4f99f3602915f8d821179facac5e59dd066231d2af85f54ea3aa8add", kill_on_drop: false }`
[INFO] [stdout] 0c5a654b4f99f3602915f8d821179facac5e59dd066231d2af85f54ea3aa8add