[INFO] updating cached repository ryanobeirne/monte_carlo [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ryanobeirne/monte_carlo [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ryanobeirne/monte_carlo" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ryanobeirne/monte_carlo"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ryanobeirne/monte_carlo'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ryanobeirne/monte_carlo" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ryanobeirne/monte_carlo"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ryanobeirne/monte_carlo'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 275da0d4053df07288ab333033610fdaedf0a4f3 [INFO] sha for GitHub repo ryanobeirne/monte_carlo: 275da0d4053df07288ab333033610fdaedf0a4f3 [INFO] validating manifest of ryanobeirne/monte_carlo 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 ryanobeirne/monte_carlo 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 ryanobeirne/monte_carlo [INFO] finished frobbing ryanobeirne/monte_carlo [INFO] frobbed toml for ryanobeirne/monte_carlo written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ryanobeirne/monte_carlo/Cargo.toml [INFO] started frobbing ryanobeirne/monte_carlo [INFO] finished frobbing ryanobeirne/monte_carlo [INFO] frobbed toml for ryanobeirne/monte_carlo written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ryanobeirne/monte_carlo/Cargo.toml [INFO] crate ryanobeirne/monte_carlo 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking ryanobeirne/monte_carlo against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-5/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ryanobeirne/monte_carlo:/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] 6b0c6a214fd0225abe0a30b0772508a547cf217e93fbce2456bb3dd3f8fc7dba [INFO] running `"docker" "start" "-a" "6b0c6a214fd0225abe0a30b0772508a547cf217e93fbce2456bb3dd3f8fc7dba"` [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Checking monte_carlo v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.06s [INFO] running `"docker" "inspect" "6b0c6a214fd0225abe0a30b0772508a547cf217e93fbce2456bb3dd3f8fc7dba"` [INFO] running `"docker" "rm" "-f" "6b0c6a214fd0225abe0a30b0772508a547cf217e93fbce2456bb3dd3f8fc7dba"` [INFO] [stdout] 6b0c6a214fd0225abe0a30b0772508a547cf217e93fbce2456bb3dd3f8fc7dba