[INFO] crate symbolic 6.1.3 is already in cache
[INFO] extracting crate symbolic 6.1.3 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/symbolic/6.1.3
[INFO] extracting crate symbolic 6.1.3 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/symbolic/6.1.3
[INFO] validating manifest of symbolic-6.1.3 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of symbolic-6.1.3 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing symbolic-6.1.3
[INFO] removed 4 missing examples
[INFO] finished frobbing symbolic-6.1.3
[INFO] frobbed toml for symbolic-6.1.3 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/symbolic/6.1.3/Cargo.toml
[INFO] started frobbing symbolic-6.1.3
[INFO] removed 4 missing examples
[INFO] finished frobbing symbolic-6.1.3
[INFO] frobbed toml for symbolic-6.1.3 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/symbolic/6.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking symbolic-6.1.3 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-7/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/symbolic/6.1.3:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6d2310e47274a913165d32e12a26dda49779d6d9cb9889526d4e49a5697408a8
[INFO] running `"docker" "start" "-a" "6d2310e47274a913165d32e12a26dda49779d6d9cb9889526d4e49a5697408a8"`
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking dmsort v1.0.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]     Checking gimli v0.18.0
[INFO] [stderr]     Checking pdb v0.5.0
[INFO] [stderr]     Checking goblin v0.0.23
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking symbolic-debuginfo v6.1.4
[INFO] [stderr]     Checking symbolic v6.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.96s
[INFO] running `"docker" "inspect" "6d2310e47274a913165d32e12a26dda49779d6d9cb9889526d4e49a5697408a8"`
[INFO] running `"docker" "rm" "-f" "6d2310e47274a913165d32e12a26dda49779d6d9cb9889526d4e49a5697408a8"`
[INFO] [stdout] 6d2310e47274a913165d32e12a26dda49779d6d9cb9889526d4e49a5697408a8