[INFO] updating cached repository nextialab/Tepostli
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nextialab/Tepostli
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nextialab/Tepostli" "work/ex/beta-1.38-1/sources/1.37.0/gh/nextialab/Tepostli"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nextialab/Tepostli'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nextialab/Tepostli" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nextialab/Tepostli"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nextialab/Tepostli'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 37d9d62c63df19d638f72fc38e6111611663b168
[INFO] sha for GitHub repo nextialab/Tepostli: 37d9d62c63df19d638f72fc38e6111611663b168
[INFO] validating manifest of nextialab/Tepostli 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 nextialab/Tepostli 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 nextialab/Tepostli
[INFO] finished frobbing nextialab/Tepostli
[INFO] frobbed toml for nextialab/Tepostli written to work/ex/beta-1.38-1/sources/1.37.0/gh/nextialab/Tepostli/Cargo.toml
[INFO] started frobbing nextialab/Tepostli
[INFO] finished frobbing nextialab/Tepostli
[INFO] frobbed toml for nextialab/Tepostli written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nextialab/Tepostli/Cargo.toml
[INFO] crate nextialab/Tepostli 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 nextialab/Tepostli 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/nextialab/Tepostli:/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] 3a66507105e820332b428c63a5a88315d2bbcebb8431f2726f2e7a11a850b2f8
[INFO] running `"docker" "start" "-a" "3a66507105e820332b428c63a5a88315d2bbcebb8431f2726f2e7a11a850b2f8"`
[INFO] [stderr]    Compiling tepostli v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `port` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let port: u16;
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_port` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `port` is never read
[INFO] [stderr]   --> src/main.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |                     port = next_port;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "3a66507105e820332b428c63a5a88315d2bbcebb8431f2726f2e7a11a850b2f8"`
[INFO] running `"docker" "rm" "-f" "3a66507105e820332b428c63a5a88315d2bbcebb8431f2726f2e7a11a850b2f8"`
[INFO] [stdout] 3a66507105e820332b428c63a5a88315d2bbcebb8431f2726f2e7a11a850b2f8
[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/nextialab/Tepostli:/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] 799bf508876d63ee148a1f5dbc94bf0415c091585054421f9ba114cd7de884c1
[INFO] running `"docker" "start" "-a" "799bf508876d63ee148a1f5dbc94bf0415c091585054421f9ba114cd7de884c1"`
[INFO] [stderr]    Compiling tepostli v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `port` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let port: u16;
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_port` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `port` is never read
[INFO] [stderr]   --> src/main.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |                     port = next_port;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "799bf508876d63ee148a1f5dbc94bf0415c091585054421f9ba114cd7de884c1"`
[INFO] running `"docker" "rm" "-f" "799bf508876d63ee148a1f5dbc94bf0415c091585054421f9ba114cd7de884c1"`
[INFO] [stdout] 799bf508876d63ee148a1f5dbc94bf0415c091585054421f9ba114cd7de884c1
[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/nextialab/Tepostli:/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] 9ae1f1915a4ca62b9d20e6222c92944ceb9e5567d077f12b45d0b7ab1b2bb2b1
[INFO] running `"docker" "start" "-a" "9ae1f1915a4ca62b9d20e6222c92944ceb9e5567d077f12b45d0b7ab1b2bb2b1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tepostli-c8f43a7612af3ee3
[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" "9ae1f1915a4ca62b9d20e6222c92944ceb9e5567d077f12b45d0b7ab1b2bb2b1"`
[INFO] running `"docker" "rm" "-f" "9ae1f1915a4ca62b9d20e6222c92944ceb9e5567d077f12b45d0b7ab1b2bb2b1"`
[INFO] [stdout] 9ae1f1915a4ca62b9d20e6222c92944ceb9e5567d077f12b45d0b7ab1b2bb2b1