[INFO] updating cached repository ckaran/pyo3_issue_report_341
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ckaran/pyo3_issue_report_341
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ckaran/pyo3_issue_report_341" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ckaran/pyo3_issue_report_341"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ckaran/pyo3_issue_report_341'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ckaran/pyo3_issue_report_341" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ckaran/pyo3_issue_report_341"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ckaran/pyo3_issue_report_341'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8116c36f759932a933e5ffc44b710a7415155d6
[INFO] sha for GitHub repo ckaran/pyo3_issue_report_341: d8116c36f759932a933e5ffc44b710a7415155d6
[INFO] validating manifest of ckaran/pyo3_issue_report_341 on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ckaran/pyo3_issue_report_341 on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ckaran/pyo3_issue_report_341
[INFO] finished frobbing ckaran/pyo3_issue_report_341
[INFO] frobbed toml for ckaran/pyo3_issue_report_341 written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ckaran/pyo3_issue_report_341/Cargo.toml
[INFO] started frobbing ckaran/pyo3_issue_report_341
[INFO] finished frobbing ckaran/pyo3_issue_report_341
[INFO] frobbed toml for ckaran/pyo3_issue_report_341 written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ckaran/pyo3_issue_report_341/Cargo.toml
[INFO] crate ckaran/pyo3_issue_report_341 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ckaran/pyo3_issue_report_341/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ckaran/pyo3_issue_report_341 against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-3/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ckaran/pyo3_issue_report_341:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 48a326fd8ddc001bff921e4b25e51a0bb098b4280e3729bb87b5e9fb49f2e529
[INFO] running `"docker" "start" "-a" "48a326fd8ddc001bff921e4b25e51a0bb098b4280e3729bb87b5e9fb49f2e529"`
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling mashup-impl v0.1.9
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling pyo3 v0.6.0-alpha.1
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking mashup v0.1.9
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.2
[INFO] [stderr]    Compiling pyo3-derive-backend v0.6.0-alpha.1
[INFO] [stderr]    Compiling proptest-derive v0.1.0
[INFO] [stderr]    Compiling pyo3cls v0.6.0-alpha.1
[INFO] [stderr]     Checking py_disc_model v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.06s
[INFO] running `"docker" "inspect" "48a326fd8ddc001bff921e4b25e51a0bb098b4280e3729bb87b5e9fb49f2e529"`
[INFO] running `"docker" "rm" "-f" "48a326fd8ddc001bff921e4b25e51a0bb098b4280e3729bb87b5e9fb49f2e529"`
[INFO] [stdout] 48a326fd8ddc001bff921e4b25e51a0bb098b4280e3729bb87b5e9fb49f2e529