[INFO] crate naja_async_runtime 0.2.1 is already in cache
[INFO] extracting crate naja_async_runtime 0.2.1 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/naja_async_runtime/0.2.1
[INFO] extracting crate naja_async_runtime 0.2.1 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/naja_async_runtime/0.2.1
[INFO] validating manifest of naja_async_runtime-0.2.1 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 naja_async_runtime-0.2.1 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 naja_async_runtime-0.2.1
[INFO] finished frobbing naja_async_runtime-0.2.1
[INFO] frobbed toml for naja_async_runtime-0.2.1 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/naja_async_runtime/0.2.1/Cargo.toml
[INFO] started frobbing naja_async_runtime-0.2.1
[INFO] finished frobbing naja_async_runtime-0.2.1
[INFO] frobbed toml for naja_async_runtime-0.2.1 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/naja_async_runtime/0.2.1/Cargo.toml
[INFO] crate naja_async_runtime-0.2.1 already has a lockfile, it will not be regenerated
[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 naja_async_runtime-0.2.1 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/naja_async_runtime/0.2.1:/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] a949c11b85422ed7800a626f8738f0bc73e2a7268e4a7447941febcdda8daaf7
[INFO] running `"docker" "start" "-a" "a949c11b85422ed7800a626f8738f0bc73e2a7268e4a7447941febcdda8daaf7"`
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking juliex v0.3.0-alpha.7
[INFO] [stderr]     Checking naja_async_runtime v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.76s
[INFO] running `"docker" "inspect" "a949c11b85422ed7800a626f8738f0bc73e2a7268e4a7447941febcdda8daaf7"`
[INFO] running `"docker" "rm" "-f" "a949c11b85422ed7800a626f8738f0bc73e2a7268e4a7447941febcdda8daaf7"`
[INFO] [stdout] a949c11b85422ed7800a626f8738f0bc73e2a7268e4a7447941febcdda8daaf7