[INFO] crate aces 0.0.3 is already in cache
[INFO] extracting crate aces 0.0.3 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/aces/0.0.3
[INFO] extracting crate aces 0.0.3 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/aces/0.0.3
[INFO] validating manifest of aces-0.0.3 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aces-0.0.3 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing aces-0.0.3
[INFO] finished frobbing aces-0.0.3
[INFO] frobbed toml for aces-0.0.3 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/aces/0.0.3/Cargo.toml
[INFO] started frobbing aces-0.0.3
[INFO] finished frobbing aces-0.0.3
[INFO] frobbed toml for aces-0.0.3 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/aces/0.0.3/Cargo.toml
[INFO] crate aces-0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking aces-0.0.3 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-2/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/aces/0.0.3:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0692c574f98b859788155f0dec55687008f2a637fe35bc4bf79779216329b8f4
[INFO] running `"docker" "start" "-a" "0692c574f98b859788155f0dec55687008f2a637fe35bc4bf79779216329b8f4"`
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking varisat-formula v0.2.1
[INFO] [stderr]     Checking vec_mut_scan v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.29
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling partial_ref_derive v0.3.1
[INFO] [stderr]    Compiling varisat-internal-macros v0.2.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]     Checking varisat-dimacs v0.2.1
[INFO] [stderr]     Checking varisat-internal-proof v0.2.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]     Checking varisat-checker v0.2.1
[INFO] [stderr]    Compiling varisat v0.2.1
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking fern v0.5.8
[INFO] [stderr]     Checking partial_ref v0.3.1
[INFO] [stderr]     Checking aces v0.0.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.32s
[INFO] running `"docker" "inspect" "0692c574f98b859788155f0dec55687008f2a637fe35bc4bf79779216329b8f4"`
[INFO] running `"docker" "rm" "-f" "0692c574f98b859788155f0dec55687008f2a637fe35bc4bf79779216329b8f4"`
[INFO] [stdout] 0692c574f98b859788155f0dec55687008f2a637fe35bc4bf79779216329b8f4