[INFO] updating cached repository dlukes/city-pop [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/dlukes/city-pop [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/dlukes/city-pop" "work/ex/beta-1.38-1/sources/1.37.0/gh/dlukes/city-pop"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dlukes/city-pop'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/dlukes/city-pop" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dlukes/city-pop"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dlukes/city-pop'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4bad3e5ff1f6f5a0ca0e43ff0b71c454cb895038 [INFO] sha for GitHub repo dlukes/city-pop: 4bad3e5ff1f6f5a0ca0e43ff0b71c454cb895038 [INFO] validating manifest of dlukes/city-pop 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 dlukes/city-pop 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 dlukes/city-pop [INFO] finished frobbing dlukes/city-pop [INFO] frobbed toml for dlukes/city-pop written to work/ex/beta-1.38-1/sources/1.37.0/gh/dlukes/city-pop/Cargo.toml [INFO] started frobbing dlukes/city-pop [INFO] finished frobbing dlukes/city-pop [INFO] frobbed toml for dlukes/city-pop written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dlukes/city-pop/Cargo.toml [INFO] crate dlukes/city-pop 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dlukes/city-pop/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml"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] 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 dlukes/city-pop against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dlukes/city-pop:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 11e5ae3565c972a6989c2518cf4958d80201f8d5ffc1569068c0051c9a812d3e [INFO] running `"docker" "start" "-a" "11e5ae3565c972a6989c2518cf4958d80201f8d5ffc1569068c0051c9a812d3e"` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling csv v0.15.0 [INFO] [stderr] Compiling city-pop v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:40:30 [INFO] [stderr] | [INFO] [stderr] 40 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:95:18 [INFO] [stderr] | [INFO] [stderr] 95 | let input: Box = match *file_path { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.25s [INFO] running `"docker" "inspect" "11e5ae3565c972a6989c2518cf4958d80201f8d5ffc1569068c0051c9a812d3e"` [INFO] running `"docker" "rm" "-f" "11e5ae3565c972a6989c2518cf4958d80201f8d5ffc1569068c0051c9a812d3e"` [INFO] [stdout] 11e5ae3565c972a6989c2518cf4958d80201f8d5ffc1569068c0051c9a812d3e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dlukes/city-pop:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 125b5004e287be312e4f3811e683e0869001018f114971832cbddd837610cff5 [INFO] running `"docker" "start" "-a" "125b5004e287be312e4f3811e683e0869001018f114971832cbddd837610cff5"` [INFO] [stderr] Compiling city-pop v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:40:30 [INFO] [stderr] | [INFO] [stderr] 40 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:95:18 [INFO] [stderr] | [INFO] [stderr] 95 | let input: Box = match *file_path { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `"docker" "inspect" "125b5004e287be312e4f3811e683e0869001018f114971832cbddd837610cff5"` [INFO] running `"docker" "rm" "-f" "125b5004e287be312e4f3811e683e0869001018f114971832cbddd837610cff5"` [INFO] [stdout] 125b5004e287be312e4f3811e683e0869001018f114971832cbddd837610cff5 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dlukes/city-pop:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 0995f0aceb8c7efe9ac25f57a92f46f7ba88567946a5b41e27ebc6a42cb7d1b2 [INFO] running `"docker" "start" "-a" "0995f0aceb8c7efe9ac25f57a92f46f7ba88567946a5b41e27ebc6a42cb7d1b2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/city_pop-8a5a095f5e4048f1 [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" "0995f0aceb8c7efe9ac25f57a92f46f7ba88567946a5b41e27ebc6a42cb7d1b2"` [INFO] running `"docker" "rm" "-f" "0995f0aceb8c7efe9ac25f57a92f46f7ba88567946a5b41e27ebc6a42cb7d1b2"` [INFO] [stdout] 0995f0aceb8c7efe9ac25f57a92f46f7ba88567946a5b41e27ebc6a42cb7d1b2