[INFO] crate binomial-iter 0.1.0 is already in cache
[INFO] extracting crate binomial-iter 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/binomial-iter/0.1.0
[INFO] extracting crate binomial-iter 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/binomial-iter/0.1.0
[INFO] validating manifest of binomial-iter-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of binomial-iter-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing binomial-iter-0.1.0
[INFO] finished frobbing binomial-iter-0.1.0
[INFO] frobbed toml for binomial-iter-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/binomial-iter/0.1.0/Cargo.toml
[INFO] started frobbing binomial-iter-0.1.0
[INFO] finished frobbing binomial-iter-0.1.0
[INFO] frobbed toml for binomial-iter-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/binomial-iter/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing binomial-iter-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/binomial-iter/0.1.0:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c84a8e5aa11eb56fa626d633aa7ca148da0c9ad3328c90d435d3611d786768b3
[INFO] running `"docker" "start" "-a" "c84a8e5aa11eb56fa626d633aa7ca148da0c9ad3328c90d435d3611d786768b3"`
[INFO] [stderr]    Compiling binomial-iter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "c84a8e5aa11eb56fa626d633aa7ca148da0c9ad3328c90d435d3611d786768b3"`
[INFO] running `"docker" "rm" "-f" "c84a8e5aa11eb56fa626d633aa7ca148da0c9ad3328c90d435d3611d786768b3"`
[INFO] [stdout] c84a8e5aa11eb56fa626d633aa7ca148da0c9ad3328c90d435d3611d786768b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/binomial-iter/0.1.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a836ca4e58ee5c137160100b82f27f09fdc545245832a583aa09033397aaf767
[INFO] running `"docker" "start" "-a" "a836ca4e58ee5c137160100b82f27f09fdc545245832a583aa09033397aaf767"`
[INFO] [stderr]    Compiling binomial-iter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `n_iter`
[INFO] [stderr]  --> src/test.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn n_iter() {
[INFO] [stderr]   | ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "a836ca4e58ee5c137160100b82f27f09fdc545245832a583aa09033397aaf767"`
[INFO] running `"docker" "rm" "-f" "a836ca4e58ee5c137160100b82f27f09fdc545245832a583aa09033397aaf767"`
[INFO] [stdout] a836ca4e58ee5c137160100b82f27f09fdc545245832a583aa09033397aaf767
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/binomial-iter/0.1.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 153eac219845363179e30db2b9299fcf12798d56149afad8227724a31b1dfe69
[INFO] running `"docker" "start" "-a" "153eac219845363179e30db2b9299fcf12798d56149afad8227724a31b1dfe69"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/binomial_iter-7ee25fdd4c8a1048
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::k_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests binomial-iter
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "153eac219845363179e30db2b9299fcf12798d56149afad8227724a31b1dfe69"`
[INFO] running `"docker" "rm" "-f" "153eac219845363179e30db2b9299fcf12798d56149afad8227724a31b1dfe69"`
[INFO] [stdout] 153eac219845363179e30db2b9299fcf12798d56149afad8227724a31b1dfe69