[INFO] updating cached repository malbarbo/mstcc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/malbarbo/mstcc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/malbarbo/mstcc" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/malbarbo/mstcc"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/malbarbo/mstcc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/malbarbo/mstcc" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/malbarbo/mstcc"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/malbarbo/mstcc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b48336773edbf87006d19a226845ad21156b86fe
[INFO] sha for GitHub repo malbarbo/mstcc: b48336773edbf87006d19a226845ad21156b86fe
[INFO] validating manifest of malbarbo/mstcc on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of malbarbo/mstcc on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing malbarbo/mstcc
[INFO] finished frobbing malbarbo/mstcc
[INFO] frobbed toml for malbarbo/mstcc written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/malbarbo/mstcc/Cargo.toml
[INFO] started frobbing malbarbo/mstcc
[INFO] finished frobbing malbarbo/mstcc
[INFO] frobbed toml for malbarbo/mstcc written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/malbarbo/mstcc/Cargo.toml
[INFO] crate malbarbo/mstcc has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing malbarbo/mstcc against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/malbarbo/mstcc:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] f27140a6eb0ea2c22aecbaac15c6317c9460781bbcded69b430c7c499fd3a6bf
[INFO] running `"docker" "start" "-a" "f27140a6eb0ea2c22aecbaac15c6317c9460781bbcded69b430c7c499fd3a6bf"`
[INFO] [stderr]    Compiling fera-fun v0.1.0
[INFO] [stderr]    Compiling fera-unionfind v0.1.0
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling fera-optional v0.1.1
[INFO] [stderr]    Compiling env_logger v0.5.9
[INFO] [stderr]    Compiling fera-ext v0.1.0
[INFO] [stderr]    Compiling fera-graph v0.1.1
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling fera v0.1.0
[INFO] [stderr]    Compiling mstcc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.23s
[INFO] running `"docker" "inspect" "f27140a6eb0ea2c22aecbaac15c6317c9460781bbcded69b430c7c499fd3a6bf"`
[INFO] running `"docker" "rm" "-f" "f27140a6eb0ea2c22aecbaac15c6317c9460781bbcded69b430c7c499fd3a6bf"`
[INFO] [stdout] f27140a6eb0ea2c22aecbaac15c6317c9460781bbcded69b430c7c499fd3a6bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/malbarbo/mstcc:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 666825202fd0f4c20e2eaaebee069c580e9a2c41978cdb2bdf36997d23d22bc7
[INFO] running `"docker" "start" "-a" "666825202fd0f4c20e2eaaebee069c580e9a2c41978cdb2bdf36997d23d22bc7"`
[INFO] [stderr]    Compiling mstcc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `"docker" "inspect" "666825202fd0f4c20e2eaaebee069c580e9a2c41978cdb2bdf36997d23d22bc7"`
[INFO] running `"docker" "rm" "-f" "666825202fd0f4c20e2eaaebee069c580e9a2c41978cdb2bdf36997d23d22bc7"`
[INFO] [stdout] 666825202fd0f4c20e2eaaebee069c580e9a2c41978cdb2bdf36997d23d22bc7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/malbarbo/mstcc:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 3bc52fb8cdfc9064108ae51f34d1cccb605b19f019b8f881fea113158e37e467
[INFO] running `"docker" "start" "-a" "3bc52fb8cdfc9064108ae51f34d1cccb605b19f019b8f881fea113158e37e467"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mstcc-f8e4e67ea6c84784
[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] [stderr]      Running /opt/crater/target/debug/deps/mstcc-7191a733b3bf3a07
[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] [stderr]      Running /opt/crater/target/debug/deps/conflicts-c7958f713290c378
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test remove_edge ... ok
[INFO] [stdout] test add_edge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/connectivity1-38575e22e8a7fa80
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/connectivity2-bfbd0d067218cfde
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test0 ... ok
[INFO] [stdout] test test1 ... ok
[INFO] [stdout] test test2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mstcc
[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" "3bc52fb8cdfc9064108ae51f34d1cccb605b19f019b8f881fea113158e37e467"`
[INFO] running `"docker" "rm" "-f" "3bc52fb8cdfc9064108ae51f34d1cccb605b19f019b8f881fea113158e37e467"`
[INFO] [stdout] 3bc52fb8cdfc9064108ae51f34d1cccb605b19f019b8f881fea113158e37e467