[INFO] crate flamegraph 0.1.13 is already in cache
[INFO] extracting crate flamegraph 0.1.13 into work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/flamegraph/0.1.13
[INFO] extracting crate flamegraph 0.1.13 into work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/flamegraph/0.1.13
[INFO] validating manifest of flamegraph-0.1.13 on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of flamegraph-0.1.13 on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing flamegraph-0.1.13
[INFO] finished frobbing flamegraph-0.1.13
[INFO] frobbed toml for flamegraph-0.1.13 written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/flamegraph/0.1.13/Cargo.toml
[INFO] started frobbing flamegraph-0.1.13
[INFO] finished frobbing flamegraph-0.1.13
[INFO] frobbed toml for flamegraph-0.1.13 written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/flamegraph/0.1.13/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking flamegraph-0.1.13 against master#1891bfa80364eead426517c68de6947b7692e2de for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-7/master#1891bfa80364eead426517c68de6947b7692e2de:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/flamegraph/0.1.13:/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" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 99f6ff12331a395b897c71de282dbad6cad4de84b34053043d85f1b22ca2e91d
[INFO] running `"docker" "start" "-a" "99f6ff12331a395b897c71de282dbad6cad4de84b34053043d85f1b22ca2e91d"`
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking quick-xml v0.13.3
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking inferno v0.4.1
[INFO] [stderr]     Checking cargo_metadata v0.7.4
[INFO] [stderr]     Checking flamegraph v0.1.13 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `"docker" "inspect" "99f6ff12331a395b897c71de282dbad6cad4de84b34053043d85f1b22ca2e91d"`
[INFO] running `"docker" "rm" "-f" "99f6ff12331a395b897c71de282dbad6cad4de84b34053043d85f1b22ca2e91d"`
[INFO] [stdout] 99f6ff12331a395b897c71de282dbad6cad4de84b34053043d85f1b22ca2e91d