[INFO] crate webauthn-rs 0.1.4 is already in cache
[INFO] extracting crate webauthn-rs 0.1.4 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/webauthn-rs/0.1.4
[INFO] extracting crate webauthn-rs 0.1.4 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/webauthn-rs/0.1.4
[INFO] validating manifest of webauthn-rs-0.1.4 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of webauthn-rs-0.1.4 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing webauthn-rs-0.1.4
[INFO] finished frobbing webauthn-rs-0.1.4
[INFO] frobbed toml for webauthn-rs-0.1.4 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/webauthn-rs/0.1.4/Cargo.toml
[INFO] started frobbing webauthn-rs-0.1.4
[INFO] finished frobbing webauthn-rs-0.1.4
[INFO] frobbed toml for webauthn-rs-0.1.4 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/webauthn-rs/0.1.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking webauthn-rs-0.1.4 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/webauthn-rs/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 306498a80a72682a458f197dfde41ec71f91e616d97a73d42f670aafe8b957b2
[INFO] running `"docker" "start" "-a" "306498a80a72682a458f197dfde41ec71f91e616d97a73d42f670aafe8b957b2"`
[INFO] [stderr]    Compiling webauthn-rs v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking miniz-sys v0.1.12
[INFO] [stderr]     Checking ring v0.13.5
[INFO] [stderr]     Checking serde_bytes v0.10.5
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]     Checking lru v0.1.16
[INFO] [stderr]     Checking askama_shared v0.6.2
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking cookie v0.11.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]    Compiling askama_derive v0.6.4
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr] warning: type alias is never used: `CBORExtensions`
[INFO] [stderr]    --> src/proto.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | pub(crate) type CBORExtensions = serde_cbor::Value;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking askama v0.6.4
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking actix-web v0.7.19
[INFO] [stderr] warning: type alias is never used: `CBORExtensions`
[INFO] [stderr]    --> src/proto.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | pub(crate) type CBORExtensions = serde_cbor::Value;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `time::Duration`
[INFO] [stderr]   --> examples/actix/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | use time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]    --> examples/actix/main.rs:237:52
[INFO] [stderr]     |
[INFO] [stderr] 237 |                     .with_async_config(register, |((cfg),)| {
[INFO] [stderr]     |                                                    ^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]    --> examples/actix/main.rs:243:49
[INFO] [stderr]     |
[INFO] [stderr] 243 |                     .with_async_config(login, |((cfg),)| {
[INFO] [stderr]     |                                                 ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> examples/actix/main.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         Err(e) => {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> examples/actix/main.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |             Err(e) => {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `"docker" "inspect" "306498a80a72682a458f197dfde41ec71f91e616d97a73d42f670aafe8b957b2"`
[INFO] running `"docker" "rm" "-f" "306498a80a72682a458f197dfde41ec71f91e616d97a73d42f670aafe8b957b2"`
[INFO] [stdout] 306498a80a72682a458f197dfde41ec71f91e616d97a73d42f670aafe8b957b2