[INFO] updating cached repository ebsuku/tennis_match
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ebsuku/tennis_match
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ebsuku/tennis_match" "work/ex/beta-1.38-1/sources/1.37.0/gh/ebsuku/tennis_match"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ebsuku/tennis_match'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ebsuku/tennis_match" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ebsuku/tennis_match"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ebsuku/tennis_match'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2671b516fb64e314b54dd0851fba0fcccc617b1b
[INFO] sha for GitHub repo ebsuku/tennis_match: 2671b516fb64e314b54dd0851fba0fcccc617b1b
[INFO] validating manifest of ebsuku/tennis_match 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 ebsuku/tennis_match 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 ebsuku/tennis_match
[INFO] finished frobbing ebsuku/tennis_match
[INFO] frobbed toml for ebsuku/tennis_match written to work/ex/beta-1.38-1/sources/1.37.0/gh/ebsuku/tennis_match/Cargo.toml
[INFO] started frobbing ebsuku/tennis_match
[INFO] finished frobbing ebsuku/tennis_match
[INFO] frobbed toml for ebsuku/tennis_match written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ebsuku/tennis_match/Cargo.toml
[INFO] crate ebsuku/tennis_match 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 ebsuku/tennis_match 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-0/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/ebsuku/tennis_match:/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] f80f6b5c000b24c9886b7842fe33cebe39e15851cf8a28431a1d663988cfd40f
[INFO] running `"docker" "start" "-a" "f80f6b5c000b24c9886b7842fe33cebe39e15851cf8a28431a1d663988cfd40f"`
[INFO] [stderr]    Compiling libc v0.2.19
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling tennis v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/main.rs:212:25
[INFO] [stderr]     |
[INFO] [stderr] 212 |                         self.score.p1_point == Point::Ad;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/main.rs:247:25
[INFO] [stderr]     |
[INFO] [stderr] 247 |                         self.score.p1_point == Point::Forty;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `"docker" "inspect" "f80f6b5c000b24c9886b7842fe33cebe39e15851cf8a28431a1d663988cfd40f"`
[INFO] running `"docker" "rm" "-f" "f80f6b5c000b24c9886b7842fe33cebe39e15851cf8a28431a1d663988cfd40f"`
[INFO] [stdout] f80f6b5c000b24c9886b7842fe33cebe39e15851cf8a28431a1d663988cfd40f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/ebsuku/tennis_match:/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] 8f777a3ff5b1ce3e070b5b1f826cf346d1f25aa6bac25c666a116d99f25be6ea
[INFO] running `"docker" "start" "-a" "8f777a3ff5b1ce3e070b5b1f826cf346d1f25aa6bac25c666a116d99f25be6ea"`
[INFO] [stderr]    Compiling tennis v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/main.rs:212:25
[INFO] [stderr]     |
[INFO] [stderr] 212 |                         self.score.p1_point == Point::Ad;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/main.rs:247:25
[INFO] [stderr]     |
[INFO] [stderr] 247 |                         self.score.p1_point == Point::Forty;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "8f777a3ff5b1ce3e070b5b1f826cf346d1f25aa6bac25c666a116d99f25be6ea"`
[INFO] running `"docker" "rm" "-f" "8f777a3ff5b1ce3e070b5b1f826cf346d1f25aa6bac25c666a116d99f25be6ea"`
[INFO] [stdout] 8f777a3ff5b1ce3e070b5b1f826cf346d1f25aa6bac25c666a116d99f25be6ea
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/ebsuku/tennis_match:/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] 511f1bed54e3d01a60f753e3a4514d1316ab9ef80d980c2e9e3b0a4e0e4fe16d
[INFO] running `"docker" "start" "-a" "511f1bed54e3d01a60f753e3a4514d1316ab9ef80d980c2e9e3b0a4e0e4fe16d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tennis-09e30afd34759396
[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" "511f1bed54e3d01a60f753e3a4514d1316ab9ef80d980c2e9e3b0a4e0e4fe16d"`
[INFO] running `"docker" "rm" "-f" "511f1bed54e3d01a60f753e3a4514d1316ab9ef80d980c2e9e3b0a4e0e4fe16d"`
[INFO] [stdout] 511f1bed54e3d01a60f753e3a4514d1316ab9ef80d980c2e9e3b0a4e0e4fe16d