[INFO] updating cached repository ypkulkar/matrix_operator_overload
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ypkulkar/matrix_operator_overload
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ypkulkar/matrix_operator_overload" "work/ex/beta-1.38-1/sources/1.37.0/gh/ypkulkar/matrix_operator_overload"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ypkulkar/matrix_operator_overload'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ypkulkar/matrix_operator_overload" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ypkulkar/matrix_operator_overload"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ypkulkar/matrix_operator_overload'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0a120e243e3e05749de79fcf1ed0401bac9d5872
[INFO] sha for GitHub repo ypkulkar/matrix_operator_overload: 0a120e243e3e05749de79fcf1ed0401bac9d5872
[INFO] validating manifest of ypkulkar/matrix_operator_overload 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 ypkulkar/matrix_operator_overload 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 ypkulkar/matrix_operator_overload
[INFO] finished frobbing ypkulkar/matrix_operator_overload
[INFO] frobbed toml for ypkulkar/matrix_operator_overload written to work/ex/beta-1.38-1/sources/1.37.0/gh/ypkulkar/matrix_operator_overload/Cargo.toml
[INFO] started frobbing ypkulkar/matrix_operator_overload
[INFO] finished frobbing ypkulkar/matrix_operator_overload
[INFO] frobbed toml for ypkulkar/matrix_operator_overload written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ypkulkar/matrix_operator_overload/Cargo.toml
[INFO] crate ypkulkar/matrix_operator_overload already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ypkulkar/matrix_operator_overload 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-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ypkulkar/matrix_operator_overload:/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] dd6f6600765e87ecc540024b391a160763a4e1f82098020d3e0608d997324c08
[INFO] running `"docker" "start" "-a" "dd6f6600765e87ecc540024b391a160763a4e1f82098020d3e0608d997324c08"`
[INFO] [stderr]    Compiling your v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "dd6f6600765e87ecc540024b391a160763a4e1f82098020d3e0608d997324c08"`
[INFO] running `"docker" "rm" "-f" "dd6f6600765e87ecc540024b391a160763a4e1f82098020d3e0608d997324c08"`
[INFO] [stdout] dd6f6600765e87ecc540024b391a160763a4e1f82098020d3e0608d997324c08
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ypkulkar/matrix_operator_overload:/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] d0436753d103b49a357654d808afc9ebfa73fe49e9420d2cc10863a404fbaa7d
[INFO] running `"docker" "start" "-a" "d0436753d103b49a357654d808afc9ebfa73fe49e9420d2cc10863a404fbaa7d"`
[INFO] [stderr]    Compiling your v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "d0436753d103b49a357654d808afc9ebfa73fe49e9420d2cc10863a404fbaa7d"`
[INFO] running `"docker" "rm" "-f" "d0436753d103b49a357654d808afc9ebfa73fe49e9420d2cc10863a404fbaa7d"`
[INFO] [stdout] d0436753d103b49a357654d808afc9ebfa73fe49e9420d2cc10863a404fbaa7d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ypkulkar/matrix_operator_overload:/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] fa3bec36bdfd6b3ec07274a5352413657e5d31094ef93859a133d9e13a54639d
[INFO] running `"docker" "start" "-a" "fa3bec36bdfd6b3ec07274a5352413657e5d31094ef93859a133d9e13a54639d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/your-9df68a523b5a5dd8
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_data ... ok
[INFO] [stdout] test tests::test_mul3 ... ok
[INFO] [stdout] test tests::test_mut_data ... ok
[INFO] [stdout] test tests::test_mul2 ... ok
[INFO] [stdout] test tests::test_mul ... ok
[INFO] [stdout] test tests::test_new ... ok
[INFO] [stdout] test tests::test_fmt ... ok
[INFO] [stdout] test tests::test_new_empty ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_size ... ok
[INFO] [stdout] test tests::test_add_panic ... ok
[INFO] [stdout] test tests::test_sub_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests your
[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" "fa3bec36bdfd6b3ec07274a5352413657e5d31094ef93859a133d9e13a54639d"`
[INFO] running `"docker" "rm" "-f" "fa3bec36bdfd6b3ec07274a5352413657e5d31094ef93859a133d9e13a54639d"`
[INFO] [stdout] fa3bec36bdfd6b3ec07274a5352413657e5d31094ef93859a133d9e13a54639d