[INFO] crate portunes 0.0.2 is already in cache
[INFO] extracting crate portunes 0.0.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/portunes/0.0.2
[INFO] extracting crate portunes 0.0.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/portunes/0.0.2
[INFO] validating manifest of portunes-0.0.2 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 portunes-0.0.2 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 portunes-0.0.2
[INFO] finished frobbing portunes-0.0.2
[INFO] frobbed toml for portunes-0.0.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/portunes/0.0.2/Cargo.toml
[INFO] started frobbing portunes-0.0.2
[INFO] finished frobbing portunes-0.0.2
[INFO] frobbed toml for portunes-0.0.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/portunes/0.0.2/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] [stderr]     Blocking waiting for file lock on package cache
[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 portunes-0.0.2 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/reg/portunes/0.0.2:/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] 54420b3271603b44ac928fd43eca36623a890aa78ee2bc7d296d458ee89edf0f
[INFO] running `"docker" "start" "-a" "54420b3271603b44ac928fd43eca36623a890aa78ee2bc7d296d458ee89edf0f"`
[INFO] [stderr]    Compiling portunes v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/run.rs:67:20
[INFO] [stderr]    |
[INFO] [stderr] 67 |   let mut rng: Box<Rng> = if matches.is_present("ruin everything") {
[INFO] [stderr]    |                    ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `"docker" "inspect" "54420b3271603b44ac928fd43eca36623a890aa78ee2bc7d296d458ee89edf0f"`
[INFO] running `"docker" "rm" "-f" "54420b3271603b44ac928fd43eca36623a890aa78ee2bc7d296d458ee89edf0f"`
[INFO] [stdout] 54420b3271603b44ac928fd43eca36623a890aa78ee2bc7d296d458ee89edf0f
[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/reg/portunes/0.0.2:/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] 3abe359663e51f58f65a97454779117ccec74bd59e93cec47f6aaf40fabb797b
[INFO] running `"docker" "start" "-a" "3abe359663e51f58f65a97454779117ccec74bd59e93cec47f6aaf40fabb797b"`
[INFO] [stderr]    Compiling portunes v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/run.rs:67:20
[INFO] [stderr]    |
[INFO] [stderr] 67 |   let mut rng: Box<Rng> = if matches.is_present("ruin everything") {
[INFO] [stderr]    |                    ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "3abe359663e51f58f65a97454779117ccec74bd59e93cec47f6aaf40fabb797b"`
[INFO] running `"docker" "rm" "-f" "3abe359663e51f58f65a97454779117ccec74bd59e93cec47f6aaf40fabb797b"`
[INFO] [stdout] 3abe359663e51f58f65a97454779117ccec74bd59e93cec47f6aaf40fabb797b
[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/reg/portunes/0.0.2:/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] 7aa251999516695de06e6cbf912d7e1528723c95854375dc16e1d70864588d2b
[INFO] running `"docker" "start" "-a" "7aa251999516695de06e6cbf912d7e1528723c95854375dc16e1d70864588d2b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/portunes-ff30a856299e10c6
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::alphabets_survive_round_trip ... ok
[INFO] [stdout] test tests::empty_alphabets ... ok
[INFO] [stdout] test tests::repeated_symbols ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7aa251999516695de06e6cbf912d7e1528723c95854375dc16e1d70864588d2b"`
[INFO] running `"docker" "rm" "-f" "7aa251999516695de06e6cbf912d7e1528723c95854375dc16e1d70864588d2b"`
[INFO] [stdout] 7aa251999516695de06e6cbf912d7e1528723c95854375dc16e1d70864588d2b