[INFO] updating cached repository nelsonjchen/tla_plus_lecture_description
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nelsonjchen/tla_plus_lecture_description
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nelsonjchen/tla_plus_lecture_description" "work/ex/beta-1.38-1/sources/1.37.0/gh/nelsonjchen/tla_plus_lecture_description"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nelsonjchen/tla_plus_lecture_description'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nelsonjchen/tla_plus_lecture_description" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nelsonjchen/tla_plus_lecture_description"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nelsonjchen/tla_plus_lecture_description'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 73e786af89dc4dbab85d3f2ad4d50c5673c6b12b
[INFO] sha for GitHub repo nelsonjchen/tla_plus_lecture_description: 73e786af89dc4dbab85d3f2ad4d50c5673c6b12b
[INFO] validating manifest of nelsonjchen/tla_plus_lecture_description 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 nelsonjchen/tla_plus_lecture_description 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 nelsonjchen/tla_plus_lecture_description
[INFO] finished frobbing nelsonjchen/tla_plus_lecture_description
[INFO] frobbed toml for nelsonjchen/tla_plus_lecture_description written to work/ex/beta-1.38-1/sources/1.37.0/gh/nelsonjchen/tla_plus_lecture_description/Cargo.toml
[INFO] started frobbing nelsonjchen/tla_plus_lecture_description
[INFO] finished frobbing nelsonjchen/tla_plus_lecture_description
[INFO] frobbed toml for nelsonjchen/tla_plus_lecture_description written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nelsonjchen/tla_plus_lecture_description/Cargo.toml
[INFO] crate nelsonjchen/tla_plus_lecture_description 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nelsonjchen/tla_plus_lecture_description 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-6/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/nelsonjchen/tla_plus_lecture_description:/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] e287877df0d0ee6c15ce158642c0b2d25390e7a699e47fb57080c3f0c591fd53
[INFO] running `"docker" "start" "-a" "e287877df0d0ee6c15ce158642c0b2d25390e7a699e47fb57080c3f0c591fd53"`
[INFO] [stderr]    Compiling tla_plus_lecture_description v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "e287877df0d0ee6c15ce158642c0b2d25390e7a699e47fb57080c3f0c591fd53"`
[INFO] running `"docker" "rm" "-f" "e287877df0d0ee6c15ce158642c0b2d25390e7a699e47fb57080c3f0c591fd53"`
[INFO] [stdout] e287877df0d0ee6c15ce158642c0b2d25390e7a699e47fb57080c3f0c591fd53
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/nelsonjchen/tla_plus_lecture_description:/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] 89c11ae8a6d59b19719b4f3fe56cb907399f7a6ec0630ffe36029bd15e2c07d8
[INFO] running `"docker" "start" "-a" "89c11ae8a6d59b19719b4f3fe56cb907399f7a6ec0630ffe36029bd15e2c07d8"`
[INFO] [stderr]    Compiling tla_plus_lecture_description v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "89c11ae8a6d59b19719b4f3fe56cb907399f7a6ec0630ffe36029bd15e2c07d8"`
[INFO] running `"docker" "rm" "-f" "89c11ae8a6d59b19719b4f3fe56cb907399f7a6ec0630ffe36029bd15e2c07d8"`
[INFO] [stdout] 89c11ae8a6d59b19719b4f3fe56cb907399f7a6ec0630ffe36029bd15e2c07d8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/nelsonjchen/tla_plus_lecture_description:/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] e3c6a78f2d129a357b57c971d89887624d58620c1ed55ec0104c14a5403abe5d
[INFO] running `"docker" "start" "-a" "e3c6a78f2d129a357b57c971d89887624d58620c1ed55ec0104c14a5403abe5d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tla_plus_lecture_description-0b4198540e689b00
[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" "e3c6a78f2d129a357b57c971d89887624d58620c1ed55ec0104c14a5403abe5d"`
[INFO] running `"docker" "rm" "-f" "e3c6a78f2d129a357b57c971d89887624d58620c1ed55ec0104c14a5403abe5d"`
[INFO] [stdout] e3c6a78f2d129a357b57c971d89887624d58620c1ed55ec0104c14a5403abe5d