[INFO] fetching crate wither 0.8.0...
[INFO] extracting crate wither 0.8.0 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/wither/0.8.0
[INFO] extracting crate wither 0.8.0 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/wither/0.8.0
[INFO] validating manifest of wither-0.8.0 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wither-0.8.0 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wither-0.8.0
[INFO] finished frobbing wither-0.8.0
[INFO] frobbed toml for wither-0.8.0 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/wither/0.8.0/Cargo.toml
[INFO] started frobbing wither-0.8.0
[INFO] finished frobbing wither-0.8.0
[INFO] frobbed toml for wither-0.8.0 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/wither/0.8.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wither_derive v0.8.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking wither-0.8.0 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-2/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/wither/0.8.0:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e4d306d5639af74e481ec3a7aae11b8110320af38caa0da370208969b20dfaf2
[INFO] running `"docker" "start" "-a" "e4d306d5639af74e481ec3a7aae11b8110320af38caa0da370208969b20dfaf2"`
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling separator v0.3.1
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]    Compiling crypto-mac v0.6.2
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]    Compiling scan_fmt v0.1.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling hmac v0.6.3
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling md-5 v0.7.0
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]     Checking mongodb v0.3.12
[INFO] [stderr]     Checking wither v0.8.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling wither_derive v0.8.0
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/fixtures/mod.rs:49:32
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn migrations() -> Vec<Box<wither::Migration>> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn wither::Migration`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/fixtures/mod.rs:99:32
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn migrations() -> Vec<Box<wither::Migration>> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn wither::Migration`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.82s
[INFO] running `"docker" "inspect" "e4d306d5639af74e481ec3a7aae11b8110320af38caa0da370208969b20dfaf2"`
[INFO] running `"docker" "rm" "-f" "e4d306d5639af74e481ec3a7aae11b8110320af38caa0da370208969b20dfaf2"`
[INFO] [stdout] e4d306d5639af74e481ec3a7aae11b8110320af38caa0da370208969b20dfaf2